/**
 * ══════════════════════════════════════════════════════════
 *  KxfanAPI Neumorphism v2.0 - 拟态UI设计系统
 * ══════════════════════════════════════════════════════════
 *
 *  设计理念："数字陶瓷"美学 (Digital Ceramics)
 *
 *  核心技术栈：
 *  • CSS自定义属性（变量驱动主题）
 *  • 双层阴影系统（浮雕效果）
 *  • CSS Grid/Flexbox弹性布局
 *  • CSS动画/过渡（微交互）
 *  • 暗色模式原生支持
 *
 *  @package    KxfanAPI
 *  @version    3.0.0 (Neumorphism Edition)
 *  @author    Kxfan Design System
 *  @license   MIT
 */

/* ============================================================
   第一层：色彩系统 (Color System)
   ============================================================ */

:root {
    /* ---- 主色调：柔和蓝紫渐变 ---- */
    --kxfan-primary-hue: 250;
    --kxfan-primary: hsl(var(--kxfan-primary-hue), 45%, 55%);
    --kxfan-primary-light: hsl(var(--kxfan-primary-hue), 45%, 65%);
    --kxfan-primary-dark: hsl(var(--kxfan-primary-hue), 45%, 40%);

    /* ---- 功能色系（低饱和度）---- */
    --kxfan-success: hsl(145, 45%, 50%);
    --kxfan-success-light: hsl(145, 45%, 60%);
    --kxfan-warning: hsl(38, 50%, 55%);
    --kxfan-warning-light: hsl(38, 50%, 65%);
    --kxfan-danger: hsl(0, 45%, 55%);
    --kxfan-danger-light: hsl(0, 45%, 65%);
    --kxfan-info: hsl(200, 45%, 55%);
    --kxfan-info-light: hsl(200, 45%, 65%);

    /* ---- 拟态背景系统（核心）---- */
    --kxfan-bg-base: #e0e5ec;
    --kxfan-bg-base-rgb: 224, 229, 236;
    
    --kxfan-bg-card: var(--kxfan-bg-base);
    --kxfan-bg-elevated: #f0f3f8;
    --kxfan-bg-sunken: #d1d9e6;
    
    /* ---- 文字色彩（高对比度可读性）---- */
    --kxfan-text-primary: #4a5568;
    --kxfan-text-secondary: #718096;
    --kxfan-text-muted: #a0aec0;
    --kxfan-text-inverse: #ffffff;

    /* ---- 边框与分割线 ---- */
    --kxfan-border-subtle: rgba(255, 255, 255, 0.4);
    --kxfan-border-strong: rgba(163, 177, 198, 0.3);

    /* ============================================================
       第二层：阴影系统 (Shadow System) - 拟态核心
       ============================================================ */

    /* ---- 外凸阴影（Raised Element）---- */
    --kxfan-shadow-raised-xs:
        2px 2px 4px rgba(163, 177, 198, 0.35),
        -2px -2px 4px rgba(255, 255, 255, 0.9);

    --kxfan-shadow-raised-sm:
        4px 4px 8px rgba(163, 177, 198, 0.4),
        -4px -4px 8px rgba(255, 255, 255, 0.9);

    --kxfan-shadow-raised-md:
        6px 6px 12px rgba(163, 177, 198, 0.35),
        -6px -6px 12px rgba(255, 255, 255, 0.85);

    --kxfan-shadow-raised-lg:
        10px 10px 20px rgba(163, 177, 198, 0.3),
        -10px -10px 20px rgba(255, 255, 255, 0.8);

    /* ---- 内凹阴影（Inset/Sunken Element）---- */
    --kxfan-shadow-inset-xs:
        inset 2px 2px 4px rgba(163, 177, 198, 0.35),
        inset -2px -2px 4px rgba(255, 255, 255, 0.9);

    --kxfan-shadow-inset-sm:
        inset 3px 3px 6px rgba(163, 177, 198, 0.4),
        inset -3px -3px 6px rgba(255, 255, 255, 0.9);
    
    --kxfan-shadow-inset-md:
        inset 5px 5px 10px rgba(163, 177, 198, 0.35),
        inset -5px -5px 10px rgba(255, 255, 255, 0.85);

    /* ---- 特殊状态阴影 ---- */
    --kxfan-shadow-hover-sm:
        4px 4px 10px rgba(163, 177, 198, 0.4),
        -4px -4px 10px rgba(255, 255, 255, 0.9);

    --kxfan-shadow-hover:
        8px 8px 16px rgba(163, 177, 198, 0.45),
        -8px -8px 16px rgba(255, 255, 255, 0.95);

    --kxfan-shadow-hover-lg:
        12px 12px 24px rgba(163, 177, 198, 0.4),
        -12px -12px 24px rgba(255, 255, 255, 0.9);

    --kxfan-shadow-active:
        inset 4px 4px 8px rgba(163, 177, 198, 0.5),
        inset -4px -4px 8px rgba(255, 255, 255, 0.95);

    /* ---- 发光效果（聚焦/选中）---- */
    --kxfan-glow-primary:
        0 0 20px rgba(99, 102, 241, 0.3),
        0 0 40px rgba(99, 102, 241, 0.1);
    
    --kxfan-glow-success:
        0 0 20px rgba(34, 197, 94, 0.3),
        0 0 40px rgba(34, 197, 94, 0.1);

    /* ============================================================
       第三层：空间系统 (Spacing & Sizing)
       ============================================================ */

    --kxfan-radius-xs: 8px;
    --kxfan-radius-sm: 12px;
    --kxfan-radius-md: 18px;
    --kxfan-radius-lg: 24px;
    --kxfan-radius-xl: 32px;
    --kxfan-radius-full: 9999px;

    --kxfan-space-xs: 6px;
    --kxfan-space-sm: 12px;
    --kxfan-space-md: 20px;
    --kxfan-space-lg: 32px;
    --kxfan-space-xl: 48px;

    /* ---- 布局尺寸 ---- */
    --kxfan-sidebar-width: 280px;
    --kxfan-header-height: 72px;
    --kxfan-content-max-width: 1400px;

    /* ============================================================
       第四层：过渡与动画 (Transitions)
       ============================================================ */

    --kxfan-transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --kxfan-transition-base: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --kxfan-transition-smooth: all 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --kxfan-transition-bounce: all 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

/* ============================================================
   第五层：暗色模式 (Dark Mode)
   ============================================================ */

[data-theme="dark"] {
    --kxfan-bg-base: #1a1e2e;
    --kxfan-bg-base-rgb: 26, 30, 46;

    --kxfan-bg-card: #1e2438;
    --kxfan-bg-elevated: #252b42;
    --kxfan-bg-sunken: #161b2e;

    --kxfan-text-primary: #e2e8f0;
    --kxfan-text-secondary: #94a3b8;
    --kxfan-text-muted: #64748b;

    --kxfan-border-subtle: rgba(255, 255, 255, 0.08);
    --kxfan-border-strong: rgba(148, 163, 184, 0.15);

    /* ---- 暗色模式阴影（更深的暗部）---- */
    --kxfan-shadow-raised-sm:
        4px 4px 8px rgba(0, 0, 0, 0.4),
        -4px -4px 8px rgba(40, 50, 70, 0.15);
    
    --kxfan-shadow-raised-md:
        6px 6px 12px rgba(0, 0, 0, 0.35),
        -6px -6px 12px rgba(40, 50, 70, 0.12);

    --kxfan-shadow-inset-sm:
        inset 3px 3px 6px rgba(0, 0, 0, 0.4),
        inset -3px -3px 6px rgba(40, 50, 70, 0.15);
}

/* ============================================================
   第六层：全局重置与基础样式 (Reset & Base)
   ============================================================ */

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--kxfan-bg-base);
    color: var(--kxfan-text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* ============================================================
   第七层：拟态组件库 (Neumorphic Components)
   ============================================================ */

/* ---- 拟态卡片 (Neumorphic Card) ---- */
.kxfan_card {
    background: var(--kxfan-bg-card);
    border-radius: var(--kxfan-radius-lg);
    box-shadow: var(--kxfan-shadow-raised-md);
    transition: var(--kxfan-transition-base);
    position: relative;
    overflow: hidden;
}

.kxfan_card:hover {
    box-shadow: var(--kxfan-shadow-hover);
    transform: translateY(-2px);
}

.kxfan_card--flat {
    box-shadow: none;
    border: 1px solid var(--kxfan-border-subtle);
}

.kxfan_card--sunken {
    background: var(--kxfan-bg-sunken);
    box-shadow: var(--kxfan-shadow-inset-md);
}

.kxfan_card__header {
    padding: var(--kxfan-space-lg);
    border-bottom: 1px solid var(--kxfan-border-subtle);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.kxfan_card__body {
    padding: var(--kxfan-space-lg);
}

.kxfan_card__footer {
    padding: var(--kxfan-space-md) var(--kxfan-space-lg);
    border-top: 1px solid var(--kxfan-border-subtle);
    background: var(--kxfan-bg-base);
}

/* ---- 拟态按钮 (Neumorphic Button) ---- */
.kxfan_btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--kxfan-space-xs);
    padding: 14px 28px;
    font-size: 14px;
    font-weight: 600;
    font-family: inherit;
    text-decoration: none;
    border: none;
    border-radius: var(--kxfan-radius-md);
    cursor: pointer;
    transition: var(--kxfan-transition-base);
    user-select: none;
    white-space: nowrap;
    background: var(--kxfan-bg-card);
    color: var(--kxfan-text-primary);
    box-shadow: var(--kxfan-shadow-raised-sm);
}

.kxfan_btn:hover {
    box-shadow: var(--kxfan-shadow-hover);
    transform: translateY(-2px);
}

.kxfan_btn:active {
    box-shadow: var(--kxfan-shadow-active);
    transform: translateY(0);
}

/* 按钮变体 */
.kxfan_btn--primary {
    background: linear-gradient(145deg, var(--kxfan-primary-light), var(--kxfan-primary));
    color: white;
    box-shadow:
        4px 4px 10px rgba(99, 102, 241, 0.4),
        -4px -4px 10px rgba(139, 92, 246, 0.3),
        inset 1px 1px 1px rgba(255, 255, 255, 0.2);
}

.kxfan_btn--primary:hover {
    box-shadow:
        6px 6px 16px rgba(99, 102, 241, 0.5),
        -6px -6px 16px rgba(139, 92, 246, 0.35),
        inset 1px 1px 1px rgba(255, 255, 255, 0.3);
}

.kxfan_btn--success {
    background: linear-gradient(145deg, var(--kxfan-success-light), var(--kxfan-success));
    color: white;
    box-shadow:
        4px 4px 10px rgba(34, 197, 94, 0.4),
        -4px -4px 10px rgba(74, 222, 128, 0.3);
}

.kxfan_btn--danger {
    background: linear-gradient(145deg, var(--kxfan-danger-light), var(--kxfan-danger));
    color: white;
    box-shadow:
        4px 4px 10px rgba(220, 38, 38, 0.4),
        -4px -4px 10px rgba(245, 101, 101, 0.3);
}

.kxfan_btn--ghost {
    background: transparent;
    box-shadow: none;
    border: 2px solid var(--kxfan-border-strong);
}

.kxfan_btn--ghost:hover {
    background: var(--kxfan-bg-elevated);
    transform: translateY(-1px);
}

.kxfan_btn--sm {
    padding: 10px 20px;
    font-size: 13px;
    border-radius: var(--kxfan-radius-sm);
}

.kxfan_btn--lg {
    padding: 18px 36px;
    font-size: 16px;
    border-radius: var(--kxfan-radius-lg);
}

.kxfan_btn--icon-only {
    width: 44px;
    height: 44px;
    padding: 0;
    border-radius: var(--kxfan-radius-full);
}

/* ---- 拟态输入框 (Neumorphic Input) ---- */
.kxfan_input,
.kxfan_select,
.kxfan_textarea {
    width: 100%;
    padding: 14px 20px;
    font-size: 14px;
    font-family: inherit;
    color: var(--kxfan-text-primary);
    background: var(--kxfan-bg-card);
    border: none;
    border-radius: var(--kxfan-radius-md);
    box-shadow: var(--kxfan-shadow-inset-sm);
    outline: none;
    transition: var(--kxfan-transition-base);
}

.kxfan_input:focus,
.kxfan_select:focus,
.kxfan_textarea:focus {
    box-shadow:
        var(--kxfan-shadow-inset-sm),
        0 0 0 3px rgba(99, 102, 241, 0.15);
    background: var(--kxfan-bg-elevated);
}

.kxfan_input::placeholder,
.kxfan_textarea::placeholder {
    color: var(--kxfan-text-muted);
}

.kxfan_select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23718096' d='M6 9L1 4l5-5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

.kxfan_textarea {
    resize: vertical;
    min-height: 100px;
}

/* ---- 表单组 ---- */
.kxfan_form_group {
    margin-bottom: var(--kxfan-space-md);
}

.kxfan_form_group label {
    display: block;
    margin-bottom: var(--kxfan-space-xs);
    font-size: 13px;
    font-weight: 600;
    color: var(--kxfan-text-secondary);
    letter-spacing: 0.02em;
}

.kxfan_form_hint {
    display: block;
    margin-top: var(--kxfan-space-xs);
    font-size: 12px;
    color: var(--kxfan-text-muted);
}

.kxfan_form_row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--kxfan-space-md);
}

/* ---- 拟态表格 (Neumorphic Table) ---- */
.kxfan_table_wrapper {
    background: var(--kxfan-bg-card);
    border-radius: var(--kxfan-radius-lg);
    box-shadow: var(--kxfan-shadow-raised-md);
    overflow: hidden;
}

.kxfan_table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
}

.kxfan_table thead th {
    padding: var(--kxfan-space-md) var(--kxfan-space-lg);
    text-align: left;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--kxfan-text-secondary);
    background: var(--kxfan-bg-elevated);
    border-bottom: 1px solid var(--kxfan-border-subtle);
}

.kxfan_table tbody tr {
    transition: var(--kxfan-transition-fast);
}

.kxfan_table tbody tr:hover {
    background: var(--kxfan-bg-elevated);
}

.kxfan_table tbody td {
    padding: var(--kxfan-space-md) var(--kxfan-space-lg);
    border-bottom: 1px solid var(--kxfan-border-subtle);
    vertical-align: middle;
}

.kxfan_table tbody tr:last-child td {
    border-bottom: none;
}

/* ---- 状态标签 (Status Pills) ---- */
.kxfan_status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: var(--kxfan-radius-full);
    font-size: 12px;
    font-weight: 600;
    box-shadow: var(--kxfan-shadow-raised-sm);
}

.kxfan_status::before {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
    animation: kxfan_pulse 2s ease-in-out infinite;
}

@keyframes kxfan_pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(0.9); }
}

.kxfan_status--success {
    background: var(--kxfan-bg-elevated);
    color: var(--kxfan-success);
}
.kxfan_status--success::before { background: var(--kxfan-success); }

.kxfan_status--danger {
    background: var(--kxfan-bg-elevated);
    color: var(--kxfan-danger);
}
.kxfan_status--danger::before { background: var(--kxfan-danger); }

.kxfan_status--warning {
    background: var(--kxfan-bg-elevated);
    color: var(--kxfan-warning);
}
.kxfan_status--warning::before { background: var(--kxfan-warning); }

.kxfan_status--info {
    background: var(--kxfan-bg-elevated);
    color: var(--kxfan-info);
}
.kxfan_status--info::before { background: var(--kxfan-info); }

/* ---- 徽章/代码标签 (Badge) ---- */
.kxfan_badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    font-size: 11px;
    font-weight: 600;
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    border-radius: var(--kxfan-radius-sm);
    background: var(--kxfan-bg-elevated);
    color: var(--kxfan-text-secondary);
    box-shadow: var(--kxfan-shadow-inset-sm);
    letter-spacing: 0.03em;
}

/* ---- 统计卡片 (Stat Card) ---- */
.kxfan_stat_card {
    background: var(--kxfan-bg-card);
    border-radius: var(--kxfan-radius-lg);
    padding: var(--kxfan-space-lg);
    box-shadow: var(--kxfan-shadow-raised-md);
    transition: var(--kxfan-transition-smooth);
    position: relative;
    overflow: hidden;
}

.kxfan_stat_card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    border-radius: 0 var(--kxfan-radius-lg) var(--kxfan-radius-lg) 0;
}

.kxfan_stat_card:hover {
    transform: translateY(-4px);
    box-shadow: var(--kxfan-shadow-raised-lg);
}

.kxfan_stat_icon {
    width: 52px;
    height: 52px;
    border-radius: var(--kxfan-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    margin-bottom: var(--kxfan-space-sm);
    box-shadow: var(--kxfan-shadow-inset-sm);
}

.kxfan_stat_value {
    font-size: 32px;
    font-weight: 700;
    line-height: 1.2;
    color: var(--kxfan-text-primary);
    font-variant-numeric: tabular-nums;
}

.kxfan_stat_label {
    font-size: 13px;
    font-weight: 500;
    color: var(--kxfan-text-secondary);
    margin-top: var(--kxfan-space-xs);
}

/* ---- 分页 (Pagination) ---- */
.kxfan_pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--kxfan-space-sm);
    padding: var(--kxfan-space-md);
}

.kxfan_pagination a,
.kxfan_pagination span {
    min-width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--kxfan-radius-md);
    font-size: 13px;
    font-weight: 500;
    text-decoration: none;
    transition: var(--kxfan-transition-base);
}

.kxfan_pagination a {
    background: var(--kxfan-bg-card);
    color: var(--kxfan-text-secondary);
    box-shadow: var(--kxfan-shadow-raised-sm);
}

.kxfan_pagination a:hover {
    background: var(--kxfan-primary);
    color: white;
    box-shadow: var(--kxfan-glow-primary);
    transform: translateY(-2px);
}

.kxfan_pagination span {
    background: var(--kxfan-bg-elevated);
    color: var(--kxfan-primary);
    box-shadow: var(--kxfan-shadow-inset-sm);
    font-weight: 700;
}

/* ---- 搜索区域 (Search Panel) ---- */
.kxfan_search_panel {
    background: var(--kxfan-bg-card);
    border-radius: var(--kxfan-radius-lg);
    padding: var(--kxfan-space-lg);
    box-shadow: var(--kxfan-shadow-raised-md);
    margin-bottom: var(--kxfan-space-lg);
}

.kxfan_search_field {
    margin-bottom: var(--kxfan-space-sm);
}

.kxfan_search_field label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--kxfan-text-secondary);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ---- 空状态 (Empty State) ---- */
.kxfan_empty {
    text-align: center;
    padding: 80px 40px;
    background: var(--kxfan-bg-card);
    border-radius: var(--kxfan-radius-lg);
    box-shadow: var(--kxfan-shadow-raised-sm);
    border: 2px dashed var(--kxfan-border-strong);
}

.kxfan_empty i {
    font-size: 64px;
    color: var(--kxfan-text-muted);
    opacity: 0.4;
    margin-bottom: var(--kxfan-space-md);
}

.kxfan_empty h3 {
    font-size: 18px;
    color: var(--kxfan-text-secondary);
    margin-bottom: var(--kxfan-space-sm);
    font-weight: 600;
}

.kxfan_empty p {
    color: var(--kxfan-text-muted);
    margin-bottom: var(--kxfan-space-lg);
    font-size: 14px;
}

/* ---- 警告/错误提示 (Alert) ---- */
.kxfan_alert {
    padding: var(--kxfan-space-md) var(--kxfan-space-lg);
    border-radius: var(--kxfan-radius-md);
    display: flex;
    align-items: flex-start;
    gap: var(--kxfan-space-sm);
    font-size: 14px;
    box-shadow: var(--kxfan-shadow-raised-sm);
}

.kxfan_alert--error {
    background: linear-gradient(135deg, rgba(220, 38, 38, 0.08), rgba(239, 68, 68, 0.04));
    border-left: 4px solid var(--kxfan-danger);
    color: #c53030;
}

.kxfan_alert--success {
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.08), rgba(74, 222, 128, 0.04));
    border-left: 4px solid var(--kxfan-success);
    color: #15803d;
}

.kxfan_alert--info {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.08), rgba(96, 165, 250, 0.04));
    border-left: 4px solid var(--kxfan-info);
    color: #1e40af;
}

/* ============================================================
   第八层：布局组件 (Layout Components)
   ============================================================ */

/* ---- 页面容器 ---- */
.kxfan_page_container {
    max-width: var(--kxfan-content-max-width);
    margin: 0 auto;
    padding: var(--kxfan-space-xl) var(--kxfan-space-lg);
}

/* ---- Hero 区域 ---- */
.kxfan_hero {
    border-radius: var(--kxfan-radius-xl);
    padding: 48px;
    margin-bottom: var(--kxfan-space-xl);
    position: relative;
    overflow: hidden;
    color: white;
}

.kxfan_hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 450px;
    height: 450px;
    background: radial-gradient(circle, rgba(255,255,255,0.15) 0%, transparent 70%);
    animation: kxfan_glow_pulse 4s ease-in-out infinite;
}

@keyframes kxfan_glow_pulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.15); opacity: 0.8; }
}

.kxfan_hero_title {
    font-size: 30px;
    font-weight: 800;
    margin-bottom: var(--kxfan-space-sm);
    display: flex;
    align-items: center;
    gap: var(--kxfan-space-sm);
    position: relative;
    z-index: 1;
}

.kxfan_hero_title i {
    font-size: 36px;
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.2));
}

.kxfan_hero_desc {
    font-size: 15px;
    opacity: 0.95;
    max-width: 650px;
    position: relative;
    z-index: 1;
}

.kxfan_hero_actions {
    display: flex;
    gap: var(--kxfan-space-sm);
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

/* ============================================================
   第九层：工具类 (Utility Classes)
   ============================================================ */

.kxfan_hidden { display: none !important; }
.kxfan_visible { display: block !important; }

/* ---- Button Loading State ---- */
.kxfan_btn_loading {
    opacity: 0.7 !important;
    pointer-events: none !important;
}

/* ---- Fade Out Animation (for delete/remove) ---- */
.kxfan_fade_out {
    opacity: 0 !important;
    transition: opacity 0.3s ease !important;
}

/* ---- Alert Dismissing Animation ---- */
.kxfan_alert_dismissing {
    opacity: 0 !important;
    transform: translateY(-8px) !important;
    transition: opacity 0.5s ease, transform 0.5s ease !important;
}
.kxfan_sr_only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Flex 工具类 */
.kxfan_flex { display: flex; }
.kxfan_flex_center { display: flex; align-items: center; justify-content: center; }
.kxfan_flex_between { display: flex; align-items: center; justify-content: space-between; }
.kxfan_flex_col { flex-direction: column; }
.kxfan_flex_wrap { flex-wrap: wrap; }
.kxfan_flex_1 { flex: 1; }
.kxfan_gap_sm { gap: var(--kxfan-space-sm); }
.kxfan_gap_md { gap: var(--kxfan-space-md); }

/* 文本工具类 */
.kxfan_text_muted { color: var(--kxfan-text-muted); }
.kxfan_text_danger { color: var(--kxfan-danger); }
.kxfan_text_center { text-align: center; }
.kxfan_text_right { text-align: right; }
.kxfan_font_mono { font-family: 'JetBrains Mono', 'Fira Code', monospace; }
.kxfan_font_bold { font-weight: 700; }

/* ============================================================
   第十层：响应式断点 (Responsive Breakpoints)
   ============================================================ */

@media (max-width: 1200px) {
    .kxfan_page_container {
        padding: var(--kxfan-space-lg);
    }
    
    .kxfan_form_row {
        grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    }
}

@media (max-width: 768px) {
    :root {
        --kxfan-sidebar-width: 260px;
        --kxfan-header-height: 64px;
    }

    .kxfan_page_container {
        padding: var(--kxfan-space-md);
    }

    .kxfan_hero {
        padding: 32px;
        border-radius: var(--kxfan-radius-lg);
    }

    .kxfan_hero_title {
        font-size: 24px;
    }

    .kxfan_form_row {
        grid-template-columns: 1fr;
    }

    .kxfan_table thead th,
    .kxfan_table tbody td {
        padding: var(--kxfan-space-sm) var(--kxfan-space-md);
    }

    .kxfan_btn--lg {
        padding: 16px 28px;
        width: 100%;
        justify-content: center;
    }

    .kxfan_stat_value {
        font-size: 26px;
    }
}

@media (max-width: 480px) {
    .kxfan_hero_title {
        font-size: 20px;
        flex-direction: column;
        text-align: center;
    }

    .kxfan_hero_actions {
        flex-direction: column;
        width: 100%;
    }

    .kxfan_hero_actions .kxfan_btn {
        width: 100%;
        justify-content: center;
    }

    .kxfan_pagination a,
    .kxfan_pagination span {
        min-width: 36px;
        height: 36px;
        font-size: 12px;
    }
}

/* ============================================================
   第十一层：特殊页面样式 (Special Pages)
   ============================================================ */

/* ---- 系统错误/欢迎页 ---- */
.kxfan_sys_page {
    font-family: inherit;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    background: var(--kxfan-bg-base);
}

.kxfan_sys_container {
    background: var(--kxfan-bg-card);
    padding: 48px;
    border-radius: var(--kxfan-radius-xl);
    box-shadow: var(--kxfan-shadow-raised-lg);
    text-align: center;
    max-width: 580px;
    color: var(--kxfan-text-primary);
}

.kxfan_sys_title {
    color: var(--kxfan-danger);
    margin-bottom: var(--kxfan-space-md);
    font-size: 22px;
    font-weight: 700;
}

.kxfan_sys_info {
    background: var(--kxfan-bg-elevated);
    padding: var(--kxfan-space-md);
    border-radius: var(--kxfan-radius-md);
    margin: var(--kxfan-space-md) 0;
    text-align: left;
    font-family: 'JetBrains Mono', monospace;
    font-size: 13px;
    box-shadow: var(--kxfan-shadow-inset-sm);
}

.kxfan_sys_info code {
    background: var(--kxfan-bg-base);
    padding: 3px 8px;
    border-radius: var(--kxfan-radius-xs);
    color: var(--kxfan-danger);
    font-size: 12px;
}

.kxfan_sys_warning {
    color: var(--kxfan-text-secondary);
    font-size: 13px;
    margin-top: var(--kxfan-space-md);
    line-height: 1.7;
    text-align: left;
}

.kxfan_welcome_page {
    text-align: center;
    padding: var(--kxfan-space-xl);
}

.kxfan_welcome_title {
    font-size: 56px;
    font-weight: 900;
    margin-bottom: var(--kxfan-space-sm);
    background: linear-gradient(135deg, var(--kxfan-primary), var(--kxfan-warning));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.kxfan_welcome_desc {
    font-size: 17px;
    color: var(--kxfan-text-secondary);
    margin-bottom: var(--kxfan-space-xl);
}

.kxfan_welcome_link {
    display: inline-flex;
    align-items: center;
    gap: var(--kxfan-space-xs);
    padding: 18px 40px;
    background: var(--kxfan-bg-card);
    color: var(--kxfan-text-primary);
    text-decoration: none;
    border-radius: var(--kxfan-radius-lg);
    font-weight: 600;
    font-size: 15px;
    box-shadow: var(--kxfan-shadow-raised-md);
    transition: var(--kxfan-transition-smooth);
}

.kxfan_welcome_link:hover {
    background: var(--kxfan-primary);
    color: white;
    box-shadow: var(--kxfan-glow-primary);
    transform: translateY(-4px);
}

.kxfan_welcome_version {
    margin-top: var(--kxfan-space-xl);
    color: var(--kxfan-text-muted);
    font-size: 13px;
}

/* ============================================================
   第十二层：微交互动画 (Micro-interactions)
   ============================================================ */

@keyframes kxfan_shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

@keyframes kxfan_float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-6px); }
}

@keyframes kxfan_spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes kxfan_bounce_in {
    0% { opacity: 0; transform: scale(0.3) translateY(20px); }
    50% { opacity: 1; transform: scale(1.05) translateY(-5px); }
    100% { opacity: 1; transform: scale(1) translateY(0); }
}

@keyframes kxfan_slide_up {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* 加载动画 */
.kxfan_loading {
    display: inline-block;
    width: 24px;
    height: 24px;
    border: 3px solid var(--kxfan-border-strong);
    border-radius: 50%;
    border-top-color: var(--kxfan-primary);
    animation: kxfan_spin 0.8s linear infinite;
}

/* 骨架屏加载 */
.kxfan_skeleton {
    background: linear-gradient(
        90deg,
        var(--kxfan-bg-base) 25%,
        var(--kxfan-bg-elevated) 50%,
        var(--kxfan-bg-base) 75%
    );
    background-size: 200% 100%;
    animation: kxfan_shimmer 1.5s infinite;
    border-radius: var(--kxfan-radius-sm);
}

/* ============================================================
   第十三层：登录页面 Neumorphism v2.0 (Login Page)
   ============================================================ */

/* ---- 登录页面整体布局 ---- */
.kxfan_login_page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--kxfan-bg-base);
    padding: var(--kxfan-space-md);
    position: relative;
    overflow: hidden;
}

/* 背景装饰光晕 */
.kxfan_login_page::before {
    content: '';
    position: absolute;
    top: -20%;
    right: -15%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.kxfan_login_page::after {
    content: '';
    position: absolute;
    bottom: -20%;
    left: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.06) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

/* ---- 登录卡片（拟态外凸）---- */
.kxfan_login_card {
    width: 100%;
    max-width: 440px;
    background: var(--kxfan-bg-card);
    border-radius: var(--kxfan-radius-lg);
    box-shadow: var(--kxfan-shadow-raised-lg);
    padding: var(--kxfan-space-lg) var(--kxfan-space-xl) var(--kxfan-space-md);
    position: relative;
    z-index: 1;
    animation: kxfan_bounce_in 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55) both;
}

/* ---- Logo区域 ---- */
.kxfan_login_header {
    text-align: center;
    margin-bottom: var(--kxfan-space-md);
}

.kxfan_login_logo {
    width: 56px;
    height: 56px;
    margin: 0 auto var(--kxfan-space-sm);
    background: var(--kxfan-bg-card);
    border-radius: var(--kxfan-radius-full);
    box-shadow: var(--kxfan-shadow-inset-md);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.kxfan_login_logo i {
    font-size: 26px;
    background: linear-gradient(135deg, var(--kxfan-primary-light), var(--kxfan-primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 2px 4px rgba(99, 102, 241, 0.3));
}

.kxfan_login_title {
    font-size: 26px;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin: 0 0 6px 0;
    background: linear-gradient(135deg, var(--kxfan-primary), #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.kxfan_login_subtitle {
    font-size: 14px;
    color: var(--kxfan-text-secondary);
    margin: 0;
    font-weight: 500;
    letter-spacing: 0.03em;
}

/* ---- 浮动标签输入框组 ---- */
.kxfan_login_form .kxfan_form_group {
    margin-bottom: 16px;
    position: relative;
}

.kxfan_login_form label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--kxfan-text-secondary);
    margin-bottom: var(--kxfan-space-xs);
    letter-spacing: 0.02em;
    transition: var(--kxfan-transition-base);
}

/* 拟态内凹输入框 */
.kxfan_login_input {
    width: 100%;
    height: 46px;
    padding: 12px 16px;
    font-size: 15px;
    font-family: inherit;
    color: var(--kxfan-text-primary);
    background: var(--kxfan-bg-card);
    border: none;
    border-radius: var(--kxfan-radius-md);
    box-shadow: var(--kxfan-shadow-inset-sm);
    outline: none;
    transition: var(--kxfan-transition-base);
}

.kxfan_login_input::placeholder {
    color: var(--kxfan-text-muted);
    font-weight: 400;
}

/* 聚焦时：发光环效果 */
.kxfan_login_input:focus {
    box-shadow:
        var(--kxfan-shadow-inset-sm),
        0 0 0 3px rgba(99, 102, 241, 0.12),
        0 0 20px rgba(99, 102, 241, 0.08);
    background: var(--kxfan-bg-elevated);
}

/* 密码输入框图标容器 */
.kxfan_login_password_wrap {
    position: relative;
}

.kxfan_login_password_toggle {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--kxfan-text-muted);
    transition: var(--kxfan-transition-fast);
    z-index: 2;
}

.kxfan_login_password_toggle:hover {
    color: var(--kxfan-primary);
}

.kxfan_login_password_toggle i {
    font-size: 18px;
}

.kxfan_login_password_wrap .kxfan_login_input {
    padding-right: 48px;
}

/* ---- iOS风格Toggle Switch（记住我）---- */
.kxfan_login_options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 18px;
    padding: 0 4px;
}

.kxfan_login_remember {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    user-select: none;
    font-size: 14px;
    color: var(--kxfan-text-secondary);
    font-weight: 500;
}

/* 隐藏原生checkbox */
.kxfan_login_remember input[type="checkbox"] {
    display: none;
}

/* Toggle Switch轨道（拟态内凹）*/
.kxfan_login_toggle {
    width: 48px;
    height: 26px;
    background: var(--kxfan-bg-card);
    border-radius: var(--kxfan-radius-full);
    box-shadow: var(--kxfan-shadow-inset-sm);
    position: relative;
    transition: var(--kxfan-transition-base);
    flex-shrink: 0;
}

/* Toggle Switch圆形滑块（拟态外凸）*/
.kxfan_login_toggle::before {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    width: 20px;
    height: 20px;
    background: var(--kxfan-bg-elevated);
    border-radius: 50%;
    box-shadow: var(--kxfan-shadow-raised-sm);
    transition: var(--kxfan-transition-bounce);
}

/* 选中状态：滑块右移 + 渐变背景 */
.kxfan_login_remember input:checked + .kxfan_login_toggle {
    background: linear-gradient(135deg, var(--kxfan-primary-light), var(--kxfan-primary));
    box-shadow:
        inset 2px 2px 4px rgba(0, 0, 0, 0.1),
        inset -2px -2px 4px rgba(255, 255, 255, 0.2);
}

.kxfan_login_remember input:checked + .kxfan_login_toggle::before {
    transform: translateX(22px);
    background: white;
    box-shadow:
        2px 2px 4px rgba(99, 102, 241, 0.3),
        -1px -1px 2px rgba(255, 255, 255, 0.8);
}

/* ---- 登录按钮（渐变 + 外凸阴影 + 内嵌高光）---- */
.kxfan_login_submit {
    width: 100%;
    height: 48px;
    background: linear-gradient(145deg, var(--kxfan-primary-light), var(--kxfan-primary));
    border: none;
    border-radius: var(--kxfan-radius-md);
    color: white;
    font-size: 16px;
    font-weight: 700;
    font-family: inherit;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--kxfan-space-sm);
    letter-spacing: 0.03em;
    transition: var(--kxfan-transition-base);
    position: relative;
    overflow: hidden;
    /* 外凸阴影 + 内嵌高光 */
    box-shadow:
        6px 6px 14px rgba(99, 102, 241, 0.35),
        -6px -6px 14px rgba(139, 92, 246, 0.25),
        inset 1px 1px 2px rgba(255, 255, 255, 0.25),
        inset -1px -1px 2px rgba(0, 0, 0, 0.1);
}

/* hover时：上浮 + 阴影增强 */
.kxfan_login_submit:hover:not(:disabled) {
    transform: translateY(-3px);
    box-shadow:
        8px 8px 20px rgba(99, 102, 241, 0.45),
        -8px -8px 20px rgba(139, 92, 246, 0.3),
        inset 1px 1px 2px rgba(255, 255, 255, 0.35),
        inset -1px -1px 2px rgba(0, 0, 0, 0.05);
}

/* active时：内凹下沉效果 */
.kxfan_login_submit:active:not(:disabled) {
    transform: translateY(0);
    box-shadow:
        inset 4px 4px 10px rgba(0, 0, 0, 0.2),
        inset -4px -4px 10px rgba(255, 255, 255, 0.3);
}

/* 禁用状态 */
.kxfan_login_submit:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

/* 加载状态：spinner动画 */
.kxfan_login_submit.is-loading {
    pointer-events: none;
}

.kxfan_login_submit .kxfan_login_spinner {
    display: none;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: kxfan_spin 0.8s linear infinite;
}

.kxfan_login_submit.is-loading .kxfan_login_spinner {
    display: inline-block;
}

.kxfan_login_submit.is-loading .kxfan_login_btn_text {
    opacity: 0;
}

/* Ripple波纹效果容器 */
.kxfan_login_ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.35);
    transform: scale(0);
    animation: kxfan_ripple_effect 0.6s ease-out;
    pointer-events: none;
}

@keyframes kxfan_ripple_effect {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* ---- 错误提示（拟态卡片式Alert）---- */
.kxfan_login_alert {
    padding: 10px 14px;
    border-radius: var(--kxfan-radius-md);
    display: flex;
    align-items: flex-start;
    gap: var(--kxfan-space-sm);
    font-size: 13px;
    line-height: 1.4;
    margin-bottom: 14px;
    box-shadow: var(--kxfan-shadow-inset-sm);
    animation: kxfan_slide_up 0.3s ease-out both;
    position: relative;
    overflow: hidden;
}

/* 左侧色条 */
.kxfan_login_alert::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 4px;
    height: 100%;
}

.kxfan_login_alert--error {
    background: linear-gradient(135deg, rgba(220, 38, 38, 0.06), rgba(239, 68, 68, 0.03));
    color: #dc2626;
}

.kxfan_login_alert--error::before {
    background: linear-gradient(180deg, var(--kxfan-danger-light), var(--kxfan-danger));
}

.kxfan_login_alert--warning {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.06), rgba(251, 191, 36, 0.03));
    color: #d97706;
}

.kxfan_login_alert--warning::before {
    background: linear-gradient(180deg, var(--kxfan-warning-light), var(--kxfan-warning));
}

.kxfan_login_alert i {
    font-size: 18px;
    flex-shrink: 0;
    margin-top: 1px;
}

.kxfan_login_alert--error i { color: var(--kxfan-danger); }
.kxfan_login_alert--warning i { color: var(--kxfan-warning); }

/* ---- 密码强度指示条 ---- */
.kxfan_login_strength {
    height: 4px;
    border-radius: var(--kxfan-radius-full);
    margin-top: 8px;
    transition: all 0.3s ease;
    overflow: hidden;
    background: var(--kxfan-bg-sunken);
    box-shadow: var(--kxfan-shadow-inset-sm);
}

.kxfan_login_strength_bar {
    height: 100%;
    border-radius: var(--kxfan-radius-full);
    transition: all 0.3s ease;
    width: 0;
}

.kxfan_login_strength--weak .kxfan_login_strength_bar {
    width: 33%;
    background: linear-gradient(90deg, var(--kxfan-danger-light), var(--kxfan-danger));
}

.kxfan_login_strength--medium .kxfan_login_strength_bar {
    width: 66%;
    background: linear-gradient(90deg, var(--kxfan-warning-light), var(--kxfan-warning));
}

.kxfan_login_strength--strong .kxfan_login_strength_bar {
    width: 100%;
    background: linear-gradient(90deg, var(--kxfan-success-light), var(--kxfan-success));
}

/* ---- 页脚 ---- */
.kxfan_login_footer {
    text-align: center;
    margin-top: var(--kxfan-space-md);
    padding-top: var(--kxfan-space-sm);
    border-top: 1px solid var(--kxfan-border-subtle);
    font-size: 13px;
    color: var(--kxfan-text-muted);
    font-weight: 500;
}

/* ---- CSRF隐藏字段容器 ---- */
.kxfan_login_csrf {
    display: none;
}

/* ════════════════════════════════════════════════════════
   Enterprise v3.0 新增组件样式
   ════════════════════════════════════════════════════════ */

/* ---- 装饰图案（桌面端背景）---- */
.kxfan_login_decor {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.kxfan_login_decor__orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
}

.kxfan_login_decor__orb--1 {
    width: 600px;
    height: 600px;
    top: -15%;
    right: -10%;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.15), transparent 70%);
    animation: kxfan_decor_float_1 20s ease-in-out infinite;
}

.kxfan_login_decor__orb--2 {
    width: 450px;
    height: 450px;
    bottom: -10%;
    left: -8%;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.12), transparent 70%);
    animation: kxfan_decor_float_2 25s ease-in-out infinite;
}

.kxfan_login_decor__grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
}

@keyframes kxfan_decor_float_1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(-30px, 20px) scale(1.05); }
    66% { transform: translate(20px, -15px) scale(0.95); }
}

@keyframes kxfan_decor_float_2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(25px, -25px) scale(1.08); }
}

@media (max-width: 768px) {
    .kxfan_login_decor { display: none; }
}

/* ---- 安全连接状态徽章 ---- */
.kxfan_login_security_badge {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 8px;
    margin-bottom: var(--kxfan-space-sm);
    padding: 0 4px;
}

.kxfan_login_security_badge__item {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.02em;
    padding: 4px 10px;
    border-radius: 20px;
    transition: all 0.3s ease;
}

.kxfan_login_security_badge--secure {
    color: #059669;
    background: rgba(5, 150, 105, 0.08);
}

.kxfan_login_security_badge--secure i {
    font-size: 10px;
}

.kxfan_login_security_badge--warning {
    color: #d97706;
    background: rgba(217, 119, 6, 0.08);
}

.kxfan_login_security_badge--warning i {
    font-size: 10px;
}

.kxfan_login_security_badge--version {
    color: var(--kxfan-text-muted);
    background: var(--kxfan-bg-sunken);
    font-family: 'JetBrains Mono', monospace;
    font-size: 10px;
}

/* ---- 输入框图标（用户名/密码前缀图标）---- */
.kxfan_login_input_wrap {
    position: relative;
}

.kxfan_login_input_icon {
    position: absolute;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--kxfan-text-muted);
    font-size: 16px;
    pointer-events: none;
    transition: color 0.3s ease;
    z-index: 1;
}

.kxfan_login_input_wrap .kxfan_login_input {
    padding-left: 46px;
}

.kxfan_login_password_wrap .kxfan_login_input_icon {
    left: 18px;
    z-index: 1;
}

.kxfan_login_password_wrap .kxfan_login_input {
    padding-left: 46px;
    padding-right: 48px;
}

.kxfan_login_input:focus ~ .kxfan_login_input_icon,
.kxfan_login_input_wrap .kxfan_login_input:focus + .kxfan_login_input_icon,
.kxfan_login_password_wrap .kxfan_login_input:focus ~ .kxfan_login_input_icon {
    color: var(--kxfan-primary);
}

/* ---- 密码强度文字反馈（增强版）---- */
.kxfan_login_strength_text {
    margin-top: 6px;
    font-size: 12px;
    font-weight: 500;
    min-height: 18px;
    transition: all 0.3s ease;
    opacity: 0;
}

.kxfan_login_strength_text--visible {
    opacity: 1;
}

.kxfan_login_strength_text--weak {
    color: var(--kxfan-danger);
}

.kxfan_login_strength_text--medium {
    color: var(--kxfan-warning);
}

.kxfan_login_strength_text--strong {
    color: var(--kxfan-success);
}

/* ---- CAPTCHA验证码区域 ---- */
.kxfan_login_captcha {
    display: none;
    margin-bottom: var(--kxfan-space-md);
}

.kxfan_login_captcha--visible {
    display: block;
    animation: kxfan_slide_down 0.3s ease-out both;
}

.kxfan_login_captcha_notice {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    margin-bottom: 12px;
    border-radius: var(--kxfan-radius-md);
    font-size: 13px;
    color: var(--kxfan-warning, #d97706);
    background: var(--kxfan-warning-bg, #fffbeb);
    border: 1px solid var(--kxfan-warning-border, #fde68a);
}

.kxfan_login_captcha_notice i {
    font-size: 14px;
    flex-shrink: 0;
}

.kxfan_login_captcha_wrap {
    display: grid;
    grid-template-columns: 1fr 120px 40px;
    align-items: center;
    gap: 10px;
}

.kxfan_login_captcha_input {
    width: 100%;
    height: 48px !important;
    font-size: 16px !important;
    letter-spacing: 4px !important;
    box-sizing: border-box !important;
}

.kxfan_login_captcha_img {
    cursor: pointer;
    width: 120px;
    height: 40px;
    border-radius: var(--kxfan-radius-sm);
    overflow: hidden;
    box-shadow: var(--kxfan-shadow-inset-sm);
    border: 1px solid var(--kxfan-border-subtle);
    transition: border-color 0.2s ease;
}

.kxfan_login_captcha_img:hover {
    border-color: var(--kxfan-primary-light);
}

#captchaCanvas {
    display: block;
    width: 120px !important;
    height: 40px !important;
}

.kxfan_login_captcha_refresh {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--kxfan-bg-card);
    border: 1px solid var(--kxfan-border-subtle);
    border-radius: var(--kxfan-radius-sm);
    cursor: pointer;
    color: var(--kxfan-text-muted);
    font-size: 14px;
    transition: all 0.25s ease;
}

.kxfan_login_captcha_refresh:hover {
    color: var(--kxfan-primary);
    border-color: var(--kxfan-primary-light);
    box-shadow: var(--kxfan-shadow-raised-sm);
}

.kxfan_login_captcha_refresh:active {
    transform: scale(0.92);
}

/* ---- 首次安装引导提示 ---- */
.kxfan_login_welcome {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 10px 14px;
    margin-bottom: var(--kxfan-space-md);
    border-radius: var(--kxfan-radius-md);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.06), rgba(139, 92, 246, 0.04));
    border: 1px solid rgba(99, 102, 241, 0.12);
    animation: kxfan_slide_up 0.4s ease-out both;
}

.kxfan_login_welcome__icon {
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--kxfan-primary-light), var(--kxfan-primary));
    border-radius: var(--kxfan-radius-full);
    flex-shrink: 0;
}

.kxfan_login_welcome__icon i {
    color: white;
    font-size: 16px;
}

.kxfan_login_welcome__content strong {
    display: block;
    font-size: 13px;
    font-weight: 700;
    color: var(--kxfan-primary);
    margin-bottom: 2px;
}

.kxfan_login_welcome__content p {
    font-size: 12px;
    color: var(--kxfan-text-secondary);
    line-height: 1.5;
    margin: 0;
}

/* ---- 错误提示抖动动画 ---- */
.kxfan_shake,
.kxfan_login_alert--shake {
    animation: kxfan_shake 0.5s cubic-bezier(0.36, 0.07, 0.19, 0.97) both;
}

@keyframes kxfan_shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-4px); }
    20%, 40%, 60%, 80% { transform: translateX(4px); }
}

/* ---- 双因素认证(2FA/TOTP) 区域 ---- */
.kxfan_2fa_section {
    margin-bottom: 14px;
    border-radius: var(--kxfan-radius-md);
    border: 1px solid var(--kxfan-border-subtle);
    background: var(--kxfan-bg-card);
    overflow: hidden;
    transition: all 0.3s ease;
}

.kxfan_2fa_section[open] {
    border-color: rgba(99, 102, 241, 0.2);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.05);
}

.kxfan_2fa_summary {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    cursor: pointer;
    list-style: none;
    font-size: 13px;
    font-weight: 600;
    color: var(--kxfan-text-secondary);
    user-select: none;
    transition: all 0.25s ease;
}

.kxfan_2fa_summary::-webkit-details-marker {
    display: none;
}

.kxfan_2fa_summary i:first-child {
    color: var(--kxfan-primary);
    font-size: 14px;
}

.kxfan_2fa_summary span {
    flex: 1;
}

.kxfan_2fa_arrow {
    font-size: 11px;
    color: var(--kxfan-text-muted);
    transition: transform 0.3s ease;
}

.kxfan_2fa_section[open] .kxfan_2fa_arrow {
    transform: rotate(180deg);
}

.kxfan_2fa_summary:hover {
    background: rgba(99, 102, 241, 0.03);
    color: var(--kxfan-primary);
}

.kxfan_2fa_body {
    padding: 0 16px 16px;
    animation: kxfan_slide_down 0.25s ease-out both;
}

.kxfan_2fa_notice {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    padding: 10px 12px;
    margin-bottom: 14px;
    border-radius: var(--kxfan-radius-sm);
    background: rgba(99, 102, 241, 0.04);
    font-size: 12px;
    color: var(--kxfan-text-secondary);
    line-height: 1.5;
}

.kxfan_2fa_notice i {
    color: var(--kxfan-primary);
    font-size: 13px;
    margin-top: 1px;
    flex-shrink: 0;
}

.kxfan_2fa_input {
    position: relative;
}

.kxfan_2fa_input label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--kxfan-text-secondary);
    margin-bottom: 8px;
}

.kxfan_2fa_input .kxfan_login_input {
    height: 46px;
    font-size: 16px !important;
    font-weight: 600;
    letter-spacing: 3px !important;
    text-align: center;
    padding: 10px 56px 10px 16px !important;
}

/* TOTP 倒计时圆环 */
.kxfan_2fa_countdown {
    position: absolute;
    right: 10px;
    bottom: 10px;
    display: flex;
    align-items: center;
    gap: 3px;
}

.kxfan_2fa_countdown_svg {
    width: 26px;
    height: 26px;
    transform: rotate(-90deg);
}

.kxfan_2fa_countdown_track {
    fill: none;
    stroke: var(--kxfan-bg-sunken);
    stroke-width: 2.5;
}

.kxfan_2fa_countdown_progress {
    fill: none;
    stroke: var(--kxfan-primary);
    stroke-width: 2.5;
    stroke-linecap: round;
    stroke-dasharray: 100.53;
    stroke-dashoffset: 0;
    transition: stroke-dashoffset 1s linear;
}

.kxfan_2fa_countdown--warning .kxfan_2fa_countdown_progress {
    stroke: var(--kxfan-warning);
}

.kxfan_2fa_countdown--danger .kxfan_2fa_countdown_progress {
    stroke: var(--kxfan-danger);
}

.kxfan_2fa_countdown_text {
    font-size: 10px;
    font-weight: 700;
    color: var(--kxfan-text-muted);
    font-family: 'JetBrains Mono', monospace;
    min-width: 20px;
}

/* ---- 登录历史区域 ---- */
.kxfan_login_divider {
    display: flex;
    align-items: center;
    margin: var(--kxfan-space-md) 0 var(--kxfan_space-sm);
    padding: 0 4px;
}

.kxfan_login_divider::before,
.kxfan_login_divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--kxfan-border-subtle), transparent);
}

.kxfan_login_divider span {
    padding: 0 14px;
    font-size: 12px;
    font-weight: 600;
    color: var(--kxfan-text-muted);
    white-space: nowrap;
    letter-spacing: 0.03em;
}

.kxfan_login_history {
    border-radius: var(--kxfan-radius-md);
    border: 1px solid var(--kxfan-border-subtle);
    overflow: hidden;
    margin-bottom: var(--kxfan-space-md);
}

.kxfan_login_history_summary {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    cursor: pointer;
    list-style: none;
    font-size: 13px;
    font-weight: 600;
    color: var(--kxfan-text-secondary);
    user-select: none;
    transition: all 0.25s ease;
}

.kxfan_login_history_summary::-webkit-details-marker {
    display: none;
}

.kxfan_login_history_summary i:first-child {
    color: var(--kxfan-text-muted);
    font-size: 14px;
}

.kxfan_login_history_summary span {
    flex: 1;
}

.kxfan_login_history_arrow {
    font-size: 11px;
    color: var(--kxfan-text-muted);
    transition: transform 0.3s ease;
}

.kxfan_login_history[open] .kxfan_login_history_arrow {
    transform: rotate(180deg);
}

.kxfan_login_history_summary:hover {
    background: rgba(99, 102, 241, 0.03);
    color: var(--kxfan-text-primary);
}

.kxfan_login_history_list {
    padding: 8px 12px 12px;
    animation: kxfan_slide_down 0.25s ease-out both;
}

.kxfan_login_history_item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 10px;
    border-radius: var(--kxfan-radius-sm);
    transition: background 0.2s ease;
}

.kxfan_login_history_item:hover {
    background: var(--kxfan-bg-sunken);
}

.kxfan_login_history_item--abnormal {
    background: rgba(239, 68, 68, 0.04);
    border: 1px solid rgba(239, 68, 68, 0.1);
}

.kxfan_login_history_item--abnormal:hover {
    background: rgba(239, 68, 68, 0.07);
}

.kxfan_login_history_item__icon {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--kxfan-radius-full);
    flex-shrink: 0;
    font-size: 12px;
}

.kxfan_login_history_item:not(.kxfan_login_history_item--abnormal) .kxfan_login_history_item__icon {
    color: var(--kxfan-success);
    background: rgba(34, 197, 94, 0.08);
}

.kxfan_login_history_item--abnormal .kxfan_login_history_item__icon {
    color: var(--kxfan-danger);
    background: rgba(239, 68, 68, 0.08);
}

.kxfan_login_history_item__info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}

.kxfan_login_history_item__time {
    font-size: 13px;
    font-weight: 600;
    color: var(--kxfan-text-primary);
}

.kxfan_login_history_item__ip {
    font-size: 11px;
    color: var(--kxfan-text-muted);
    font-family: 'JetBrains Mono', monospace;
}

.kxfan_login_history_item__report {
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: 1px solid transparent;
    border-radius: var(--kxfan-radius-sm);
    cursor: pointer;
    color: var(--kxfan-text-muted);
    font-size: 12px;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.kxfan_login_history_item__report:hover {
    color: var(--kxfan-danger);
    border-color: rgba(239, 68, 68, 0.2);
    background: rgba(239, 68, 68, 0.05);
}

/* ---- Modal 弹窗系统（忘记密码）---- */
.kxfan_modal_overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 17, 27, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    padding: var(--kxfan-space-md);
}

.kxfan_modal_overlay--active {
    opacity: 1;
    visibility: visible;
}

.kxfan_modal {
    width: 100%;
    max-width: 420px;
    background: var(--kxfan-bg-card);
    border-radius: var(--kxfan-radius-lg);
    box-shadow:
        0 25px 60px rgba(0, 0, 0, 0.3),
        0 0 0 1px rgba(255, 255, 255, 0.05);
    transform: translateY(20px) scale(0.96);
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

.kxfan_modal_overlay--active .kxfan_modal {
    transform: translateY(0) scale(1);
}

.kxfan_modal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 22px;
    border-bottom: 1px solid var(--kxfan-border-subtle);
}

.kxfan_modal__title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 16px;
    font-weight: 700;
    color: var(--kxfan-text-primary);
    margin: 0;
}

.kxfan_modal__title i {
    color: var(--kxfan-primary);
    font-size: 18px;
}

.kxfan_modal__close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: 1px solid transparent;
    border-radius: var(--kxfan-radius-sm);
    cursor: pointer;
    color: var(--kxfan-text-muted);
    font-size: 14px;
    transition: all 0.2s ease;
}

.kxfan_modal__close:hover {
    color: var(--kxfan-text-primary);
    background: var(--kxfan-bg-sunken);
    border-color: var(--kxfan-border-default);
}

.kxfan_modal__body {
    padding: 22px;
}

/* 忘记密码弹窗专用 */
.kxfan_forgot_desc {
    font-size: 13px;
    color: var(--kxfan-text-secondary);
    line-height: 1.6;
    margin: 0 0 18px 0;
}

.kxfan_forgot_form .kxfan_form_group {
    margin-bottom: 18px;
}

.kxfan_forgot_form .kxfan_form_group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--kxfan-text-secondary);
    margin-bottom: 8px;
}

.kxfan_forgot_actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 4px;
}

.kxfan_forgot_submit {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 22px;
    font-size: 14px;
    font-weight: 600;
    font-family: inherit;
    border: none;
    border-radius: var(--kxfan-radius-md);
    cursor: pointer;
    transition: all 0.25s ease;
}

.kxfan_btn_primary {
    background: linear-gradient(135deg, var(--kxfan-primary-light), var(--kxfan-primary));
    color: white;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.kxfan_btn_primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
}

.kxfan_btn_secondary {
    background: var(--kxfan-bg-sunken);
    color: var(--kxfan-text-secondary);
    border: 1px solid var(--kxfan-border-default);
}

.kxfan_btn_secondary:hover {
    background: var(--kxfan-bg-elevated);
    color: var(--kxfan-text-primary);
}

.kxfan_forgot_step--hidden {
    display: none;
}

.kxfan_forgot_success {
    text-align: center;
    padding: 16px 0;
}

.kxfan_forgot_success > i {
    font-size: 48px;
    color: var(--kxfan-success);
    margin-bottom: 12px;
    display: block;
}

.kxfan_forgot_success h4 {
    font-size: 18px;
    font-weight: 700;
    color: var(--kxfan-text-primary);
    margin: 0 0 8px 0;
}

.kxfan_forgot_success p {
    font-size: 13px;
    color: var(--kxfan-text-secondary);
    line-height: 1.6;
    margin: 0 0 6px 0;
}

.kxfan_forgot_hint {
    font-size: 12px !important;
    color: var(--kxfan-text-muted) !important;
}

/* ---- 动画关键帧补充 ---- */
@keyframes kxfan_slide_down {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes kxfan_slide_up {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================================
   响应式适配 (Login Page Responsive)
   ============================================================ */

@media (max-width: 768px) {
    .kxfan_login_card {
        max-width: 100%;
        padding: var(--kxfan-space-md) var(--kxfan-space-lg);
    }

    .kxfan_login_title {
        font-size: 24px;
    }

    .kxfan_login_logo {
        width: 52px;
        height: 52px;
    }

    .kxfan_login_logo i {
        font-size: 24px;
    }

    .kxfan_login_security_badge {
        justify-content: center;
    }

    .kxfan_login_welcome {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .kxfan_2fa_input .kxfan_login_input {
        font-size: 20px !important;
    }

    .kxfan_forgot_actions {
        justify-content: stretch;
    }

    .kxfan_forgot_submit {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .kxfan_login_card {
        padding: var(--kxfan-space-md) var(--kxfan-space-sm);
        border-radius: var(--kxfan-radius-md);
    }

    .kxfan_login_header {
        margin-bottom: var(--kxfan-space-md);
    }

    .kxfan_login_title {
        font-size: 22px;
    }

    .kxfan_login_subtitle {
        font-size: 13px;
    }

    .kxfan_login_input {
        height: 44px;
        font-size: 14px;
    }

    .kxfan_login_submit {
        height: 46px;
        font-size: 15px;
    }

    .kxfan_login_options {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--kxfan-space-sm);
    }

    .kxfan_login_input_icon {
        left: 14px;
        font-size: 14px;
    }

    .kxfan_login_input_wrap .kxfan_login_input,
    .kxfan_login_password_wrap .kxfan_login_input {
        padding-left: 40px;
    }

    .kxfan_2fa_input .kxfan_login_input {
        font-size: 18px !important;
        padding-left: 16px !important;
        padding-right: 52px !important;
    }

    .kxfan_login_captcha_wrap {
        grid-template-columns: 1fr 100px 36px;
    }

    .kxfan_login_captcha_img {
        width: 100px;
        height: 34px;
    }

    .kxfan_login_captcha_img canvas {
        width: 100px !important;
        height: 34px !important;
    }

    .kxfan_login_captcha_refresh {
        width: 36px;
        height: 36px;
    }

    .kxfan_modal {
        max-width: 100%;
        margin: var(--kxfan-space-md);
    }
}

/* ══════════════════════════════════════════════════════════
   第十层：项目管理页面 - 拟态UI v3.0 革命性设计
   ══════════════════════════════════════════════════════════ */

/* ========== Hero Section: 全息投影风格 ========== */
.kxfan_neu_hero {
    position: relative;
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a78bfa 100%);
    border-radius: 24px;
    padding: 60px 48px;
    margin-bottom: 32px;
    overflow: hidden;
    color: white;
}

.kxfan_neu_hero_bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.kxfan_neu_hero_orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.6;
    animation: kxfan_neu_orb_float 8s ease-in-out infinite;
}

.kxfan_neu_hero_orb--1 {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255,255,255,0.4) 0%, transparent 70%);
    top: -10%;
    right: -5%;
    animation-delay: 0s;
}

.kxfan_neu_hero_orb--2 {
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(167,139,250,0.5) 0%, transparent 70%);
    bottom: -5%;
    left: 20%;
    animation-delay: -2s;
}

.kxfan_neu_hero_orb--3 {
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, rgba(99,102,241,0.6) 0%, transparent 70%);
    top: 40%;
    right: 25%;
    animation-delay: -4s;
}

@keyframes kxfan_neu_orb_float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -20px) scale(1.05); }
    66% { transform: translate(-20px, 20px) scale(0.95); }
}

.kxfan_neu_hero_content {
    position: relative;
    z-index: 2;
}

.kxfan_neu_hero_badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 20px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.kxfan_neu_hero_badge i {
    color: #fbbf24;
    animation: kxfan_neu_sparkle 2s ease-in-out infinite;
}

@keyframes kxfan_neu_sparkle {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.2); }
}

.kxfan_neu_hero_title {
    position: relative;
    display: inline-block;
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 12px;
    letter-spacing: -0.02em;
}

.kxfan_neu_hero_title_text {
    position: relative;
    z-index: 2;
}

.kxfan_neu_hero_title_glow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    background-size: 200% 100%;
    animation: kxfan_neu_shimmer 3s ease-in-out infinite;
    z-index: 1;
}

@keyframes kxfan_neu_shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

.kxfan_neu_hero_subtitle {
    font-size: 16px;
    opacity: 0.9;
    margin-bottom: 28px;
    max-width: 500px;
    line-height: 1.6;
}

.kxfan_neu_hero_metrics {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-bottom: 32px;
    padding: 20px 24px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    width: fit-content;
}

.kxfan_neu_metric {
    text-align: center;
}

.kxfan_neu_metric_value {
    display: block;
    font-size: 28px;
    font-weight: 700;
    line-height: 1.2;
}

.kxfan_neu_metric_label {
    display: block;
    font-size: 12px;
    opacity: 0.8;
    margin-top: 4px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.kxfan_neu_hero_metric_divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.2);
}

.kxfan_neu_hero_actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* ========== Stats Dashboard: 拟态统计卡片 ========== */
.kxfan_neu_stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
    margin-bottom: 32px;
}

.kxfan_neu_stat_card {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s cubic-bezier(0.23, 1, 0.32, 1);
    transition-delay: var(--delay, 0s);
}

.kxfan_neu_stat_card.kxfan_neu_animated {
    opacity: 1;
    transform: translateY(0);
}

.kxfan_neu_stat_card_inner {
    background: var(--kxfan-bg-card);
    border-radius: 20px;
    padding: 24px;
    box-shadow: var(--kxfan-shadow-raised-md);
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.kxfan_neu_stat_card_inner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--accent, var(--kxfan-primary));
    transition: width 0.3s ease;
}

.kxfan_neu_stat_card:hover .kxfan_neu_stat_card_inner {
    transform: translateY(-6px);
    box-shadow: var(--kxfan-shadow-raised-lg);
}

.kxfan_neu_stat_card:hover .kxfan_neu_stat_card_inner::before {
    width: 6px;
}

.kxfan_neu_stat_card_header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.kxfan_neu_stat_icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    background: linear-gradient(135deg, var(--icon-gradient));
    color: white;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.kxfan_neu_stat_trend {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
}

.kxfan_neu_stat_trend--up {
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
}

.kxfan_neu_stat_trend--down {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
}

.kxfan_neu_stat_card_body {
    margin-bottom: 16px;
}

.kxfan_neu_stat_value {
    font-size: 36px;
    font-weight: 800;
    color: var(--kxfan-text-primary);
    line-height: 1.1;
    margin-bottom: 4px;
}

.kxfan_neu_stat_label {
    font-size: 14px;
    color: var(--kxfan-text-secondary);
    font-weight: 500;
}

.kxfan_neu_stat_card_chart {
    height: 44px;
    margin-top: 12px;
}

.kxfan_neu_stat_chart_line {
    stroke-dasharray: 300;
    stroke-dashoffset: 300;
    animation: kxfan_neu_chart_draw 2s ease-out forwards;
    animation-delay: calc(var(--delay, 0s) + 0.3s);
}

@keyframes kxfan_neu_chart_draw {
    to { stroke-dashoffset: 0; }
}

.kxfan_neu_stat_chart_area {
    opacity: 0;
    animation: kxfan_neu_fade_in 1s ease-out forwards;
    animation-delay: calc(var(--delay, 0s) + 0.8s);
}

@keyframes kxfan_neu_fade_in {
    to { opacity: 1; }
}

/* ========== Dashboard Page Container ========== */
.kxfan_dashboard_page { margin: 0 auto;}
@media (max-width: 768px) { .kxfan_dashboard_page { padding: var(--kxfan-space-md); } }

/* ========== Neu Stat Card Color Variants ========== */
.kxfan_neu_stat_card--projects .kxfan_neu_stat_card_inner::after {
    background: linear-gradient(135deg, rgba(99,102,241,0.08), transparent 60%);
}
.kxfan_stat_icon--indigo {
    background: linear-gradient(135deg, #6366f1, #818cf8);
    color: white;
}
.kxfan_neu_stat_card--versions .kxfan_neu_stat_card_inner::after {
    background: linear-gradient(135deg, rgba(139,92,246,0.08), transparent 60%);
}
.kxfan_stat_icon--purple {
    background: linear-gradient(135deg, #8b5cf6, #a78bfa);
    color: white;
}
.kxfan_neu_stat_card--clients .kxfan_neu_stat_card_inner::after {
    background: linear-gradient(135deg, rgba(16,185,129,0.08), transparent 60%);
}
.kxfan_stat_icon--green {
    background: linear-gradient(135deg, #10b981, #34d399);
    color: white;
}
.kxfan_neu_stat_card--downloads .kxfan_neu_stat_card_inner::after {
    background: linear-gradient(135deg, rgba(236,72,153,0.08), transparent 60%);
}
.kxfan_stat_icon--pink {
    background: linear-gradient(135deg, #ec4899, #f472b6);
    color: white;
}

/* ========== Hero Subtitle ========== */
.kxfan_neu_subtitle {
    font-size: 15px;
    color: rgba(255,255,255,0.8);
    margin: var(--kxfan-space-xs) 0 0;
    font-weight: 400;
    line-height: 1.5;
}

/* ========== Hero Metric Area ========== */
.kxfan_neu_hero_metric {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    min-width: 80px;
}
.kxfan_neu_hero_metric_value {
    font-size: 22px;
    font-weight: 800;
    color: white;
    font-variant-numeric: tabular-nums;
    line-height: 1.2;
}
.kxfan_neu_hero_metric_label {
    font-size: 11px;
    color: rgba(255,255,255,0.7);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 500;
}

/* ========== Hero Color Variants ========== */
.kxfan_neu_hero--indigo {
    background: linear-gradient(135deg, #6366f1 0%, #4f46e5 40%, #4338ca 100%);
}
.kxfan_neu_hero--amber {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 40%, #b45309 100%);
}
.kxfan_neu_hero--security {
    background: linear-gradient(135deg, #059669 0%, #047857 40%, #065f46 100%);
}

/* ========== Button Supplement Variants ========== */
.kxfan_btn--secondary {
    background: var(--kxfan-bg-elevated) !important;
    color: var(--kxfan-text-secondary) !important;
    border: 1px solid var(--kxfan-border-subtle) !important;
    box-shadow: var(--kxfan-shadow-raised-sm) !important;
}
.kxfan_btn--secondary:hover {
    border-color: var(--kxfan-primary) !important;
    color: var(--kxfan-primary) !important;
    transform: translateY(-2px);
}
.kxfan_btn--md {
    height: 42px !important;
    padding: 0 20px !important;
    font-size: 14px !important;
}
.kxfan_btn_ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255,255,255,0.3);
    transform: scale(0);
    animation: kxfan_ripple_effect 0.6s ease-out;
    pointer-events: none;
}
@keyframes kxfan_ripple_effect {
    to { transform: scale(4); opacity: 0; }
}
.kxfan_btn--xs {
    height: 26px !important;
    padding: 0 8px !important;
    font-size: 11px !important;
    border-radius: 6px !important;
}
.kxfan_btn_warning, .kxfan_btn--warning {
    background: linear-gradient(135deg, #f59e0b, #d97706) !important;
    color: white !important;
    box-shadow: 0 2px 8px rgba(245,158,11,0.25) !important;
}
.kxfan_btn_warning:hover, .kxfan_btn--warning:hover {
    box-shadow: 0 4px 16px rgba(245,158,11,0.35) !important;
}
.kxfan_submit_btn, .kxfan_submit_btn {
    min-width: 140px;
}

/* ========== Dashboard Charts: 图表区域 ========== */
.kxfan_dashboard_charts { margin-bottom: 32px; }
.kxfan_charts_grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(420px, 1fr));
    gap: 24px;
}

.kxfan_chart_card {
    background: var(--kxfan-bg-card);
    border-radius: 20px;
    box-shadow: var(--kxfan-shadow-raised-md);
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}
.kxfan_chart_card:hover {
    transform: translateY(-4px);
    box-shadow: var(--kxfan-shadow-raised-lg);
}

.kxfan_chart_card__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px 16px;
    border-bottom: 1px solid var(--kxfan-border-subtle);
}

.kxfan_chart_card__title_wrap {
    display: flex;
    align-items: center;
    gap: 10px;
}

.kxfan_chart_card__icon {
    font-size: 18px;
    color: var(--kxfan-primary);
}

.kxfan_chart_card__title {
    font-size: 16px;
    font-weight: 700;
    color: var(--kxfan-text-primary);
    margin: 0;
}

.kxfan_chart_card__badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    background: rgba(99, 102, 241, 0.1);
    color: #6366f1;
}
.kxfan_chart_card__badge--info {
    background: rgba(139, 92, 246, 0.1);
    color: #8b5cf6;
}

.kxfan_chart_card__body {
    padding: 20px 24px;
    min-height: 240px;
}

.kxfan_chart_card__footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
    border-top: 1px solid var(--kxfan-border-subtle);
}

.kxfan_chart_card__stat {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--kxfan-text-secondary);
}
.kxfan_chart_card__stat strong {
    color: var(--kxfan-text-primary);
    font-weight: 700;
}

/* ========== Dashboard Grid: 双栏布局 ========== */
.kxfan_dashboard_grid {
    display: grid;
    gap: 24px;
    align-items: start;
}
@media (max-width: 1024px) {
    .kxfan_dashboard_grid { grid-template-columns: 1fr; }
}

/* ========== Quick Actions Panel: 快捷操作面板 ========== */
.kxfan_quick_actions_panel {
    background: var(--kxfan-bg-card);
    border-radius: 20px;
    padding: 24px;
    box-shadow: var(--kxfan-shadow-raised-md);
}

/* ========== Section Header: 区块标题栏 ========== */
.kxfan_section_header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.kxfan_section_header__icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--kxfan-primary), var(--kxfan-secondary, #6366f1));
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 16px;
    flex-shrink: 0;
}

.kxfan_section_header__info { flex: 1; }

.kxfan_section_header__title {
    font-size: 18px;
    font-weight: 800;
    color: var(--kxfan-text-primary);
    margin: 0 0 2px;
}

.kxfan_section_header__desc {
    font-size: 13px;
    color: var(--kxfan-text-muted);
    margin: 0;
}

.kxfan_section_header__link {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 13px;
    color: var(--kxfan-primary);
    text-decoration: none;
}
.kxfan_section_header__link:hover { text-decoration: underline; }
.kxfan_section_header__link i { font-size: 11px; }

/* ========== Actions Grid: 快捷操作导航网格 ========== */
.kxfan_actions_grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
}

/* ========== Action Card: 操作卡片 ========== */
.kxfan_action_card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    background: var(--kxfan-bg-card);
    border-radius: 16px;
    box-shadow: var(--kxfan-shadow-raised-sm);
    text-decoration: none;
    color: inherit;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.kxfan_action_card:hover {
    transform: translateY(-2px);
    box-shadow: var(--kxfan-shadow-raised-md);
    color: var(--kxfan-primary);
}

.kxfan_action_card__icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 18px;
}
.kxfan_action_card__icon--indigo { background: linear-gradient(135deg, #6366f1, #8b5cf6); }
.kxfan_action_card__icon--purple { background: linear-gradient(135deg, #8b5cf6, #a78bfa); }
.kxfan_action_card__icon--cyan { background: linear-gradient(135deg, #06b6d4, #22d3ee); }
.kxfan_action_card__icon--amber { background: linear-gradient(135deg, #f59e0b, #fbbf24); }
.kxfan_action_card__icon--green { background: linear-gradient(135deg, #10b981, #34d399); }
.kxfan_action_card__icon--rose { background: linear-gradient(135deg, #f43f5e, #fb7185); }

.kxfan_action_card__content {
    flex: 1;
    min-width: 0;
}

.kxfan_action_card__title {
    display: block;
    font-size: 15px;
    font-weight: 600;
    color: var(--kxfan-text-primary);
    margin-bottom: 2px;
}

.kxfan_action_card__desc {
    display: block;
    font-size: 13px;
    color: var(--kxfan-text-muted);
}

.kxfan_action_card__arrow {
    color: var(--kxfan-text-muted);
    font-size: 12px;
    transition: transform 0.3s ease;
    flex-shrink: 0;
}
.kxfan_action_card:hover .kxfan_action_card__arrow { transform: translateX(4px); }

/* ========== Info Panel: 系统信息面板 ========== */
.kxfan_info_panel {
    background: var(--kxfan-bg-card);
    border-radius: 20px;
    padding: 24px;
    box-shadow: var(--kxfan-shadow-raised-md);
}

/* ========== Info List: 信息列表 ========== */
.kxfan_info_list { list-style: none; margin: 0; padding: 0; }

.kxfan_info_list__item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid var(--kxfan-border-subtle);
}
.kxfan_info_list__item:last-child { border-bottom: none; }

.kxfan_info_list__label {
    font-size: 13px;
    color: var(--kxfan-text-muted);
    font-weight: 500;
}

.kxfan_info_list__value {
    font-size: 14px;
    color: var(--kxfan-text-primary);
    font-weight: 600;
}

/* ========== Activity Panel: 活动面板 ========== */
.kxfan_activity_panel {
    background: var(--kxfan-bg-card);
    border-radius: 20px;
    padding: 24px;
    box-shadow: var(--kxfan-shadow-raised-md);
}

/* ========== Dashboard Sidebar: 侧边栏 ========== */
.kxfan_dashboard_sidebar {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* ========== Badge: 徽章 ========== */
.kxfan_badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}
.kxfan_badge--success {
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
}
.kxfan_badge--warning {
    background: rgba(245, 158, 11, 0.1);
    color: #f59e0b;
}

/* ========== Stat Unit: 统计单位 ========== */
.kxfan_stat_unit {
    font-size: 18px;
    font-weight: 400;
    color: var(--kxfan-text-muted);
}

/* ========== Search Panel: 智能筛选面板 ========== */
.kxfan_neu_search_panel {
    background: var(--kxfan-bg-card);
    border-radius: 20px;
    padding: 24px;
    margin-bottom: 32px;
    box-shadow: var(--kxfan-shadow-raised-md);
}

.kxfan_neu_search_panel_header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.kxfan_neu_search_panel_title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 16px;
    font-weight: 700;
    color: var(--kxfan-text-primary);
    margin: 0;
}

.kxfan_neu_search_panel_title i {
    color: var(--kxfan-primary);
}

.kxfan_neu_toggle_btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: transparent;
    border: 1px solid var(--kxfan-border-strong);
    border-radius: 10px;
    font-size: 13px;
    color: var(--kxfan-text-secondary);
    cursor: pointer;
    transition: all 0.25s ease;
}

.kxfan_neu_toggle_btn:hover {
    background: var(--kxfan-bg-elevated);
    border-color: var(--kxfan-primary);
    color: var(--kxfan-primary);
}

.kxfan_neu_search_main {
    display: flex;
    gap: 16px;
    align-items: flex-end;
}

.kxfan_neu_search_input_wrap {
    flex: 1;
    position: relative;
}

.kxfan_neu_search_icon {
    position: absolute;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--kxfan-text-muted);
    font-size: 15px;
    pointer-events: none;
    transition: color 0.25s ease;
}

.kxfan_neu_search_input_wrap:focus-within .kxfan_neu_search_icon {
    color: var(--kxfan-primary);
}

.kxfan_neu_search_input {
    width: 100%;
    height: 48px;
    padding: 0 48px 0 46px;
    background: var(--kxfan-bg-base);
    border: 2px solid transparent;
    border-radius: 12px;
    font-size: 15px;
    color: var(--kxfan-text-primary);
    box-shadow: var(--kxfan-shadow-inset-sm);
    outline: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.kxfan_neu_search_input::placeholder {
    color: var(--kxfan-text-muted);
}

.kxfan_neu_search_input:focus {
    border-color: var(--kxfan-primary);
    box-shadow: var(--kxfan-shadow-inset-md), var(--kxfan-glow-primary);
}

.kxfan_neu_search_clear {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 28px;
    height: 28px;
    border: none;
    background: var(--kxfan-bg-sunken);
    border-radius: 8px;
    color: var(--kxfan-text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    transition: all 0.25s ease;
}

.kxfan_neu_search_clear:hover {
    background: var(--kxfan-danger-light);
    color: white;
}

.kxfan_neu_search_filters {
    display: flex;
    gap: 12px;
}

.kxfan_neu_select_wrap {
    position: relative;
}

.kxfan_neu_select {
    appearance: none;
    width: 160px;
    height: 48px;
    padding: 0 36px 0 16px;
    background: var(--kxfan-bg-base);
    border: 2px solid transparent;
    border-radius: 12px;
    font-size: 14px;
    color: var(--kxfan-text-primary);
    box-shadow: var(--kxfan-shadow-inset-sm);
    cursor: pointer;
    outline: none;
    transition: all 0.3s ease;
}

.kxfan_neu_select:focus {
    border-color: var(--kxfan-primary);
    box-shadow: var(--kxfan-shadow-inset-md), var(--kxfan-glow-primary);
}

.kxfan_neu_select_arrow {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--kxfan-text-muted);
    font-size: 11px;
    pointer-events: none;
    transition: transform 0.25s ease;
}

.kxfan_neu_select:focus + .kxfan_neu_select_arrow {
    color: var(--kxfan-primary);
    transform: translateY(-50%) rotate(180deg);
}

.kxfan_neu_search_actions {
    display: flex;
    gap: 12px;
}

/* ========== Buttons: 拟态按钮系统 ========== */
.kxfan_neu_btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    outline: none;
    white-space: nowrap;
    text-decoration: none;
}

.kxfan_neu_btn_ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    transform: scale(0);
    pointer-events: none;
}

.kxfan_neu_btn_ripple.kxfan_neu_rippling {
    animation: kxfan_neu_ripple_effect 0.6s ease-out;
}

@keyframes kxfan_neu_ripple_effect {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

.kxfan_neu_btn--primary {
    background: linear-gradient(135deg, var(--kxfan-primary) 0%, var(--kxfan-primary-dark) 100%);
    color: white;
    box-shadow:
        0 4px 12px rgba(99, 102, 241, 0.4),
        0 2px 4px rgba(0, 0, 0, 0.1);
}

.kxfan_neu_btn--primary:hover {
    transform: translateY(-2px);
    box-shadow:
        0 8px 20px rgba(99, 102, 241, 0.5),
        0 4px 8px rgba(0, 0, 0, 0.15);
}

.kxfan_neu_btn--primary:active {
    transform: translateY(0);
    box-shadow:
        0 2px 6px rgba(99, 102, 241, 0.4),
        0 1px 2px rgba(0, 0, 0, 0.1);
}

.kxfan_neu_btn--secondary {
    background: var(--kxfan-bg-card);
    color: var(--kxfan-text-primary);
    box-shadow: var(--kxfan-shadow-raised-sm);
}

.kxfan_neu_btn--secondary:hover {
    transform: translateY(-2px);
    box-shadow: var(--kxfan-shadow-hover);
}

.kxfan_neu_btn--ghost {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.kxfan_neu_btn--ghost:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.4);
}

.kxfan_neu_btn--danger {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    color: white;
    box-shadow:
        0 4px 12px rgba(239, 68, 68, 0.4),
        0 2px 4px rgba(0, 0, 0, 0.1);
}

.kxfan_neu_btn--danger:hover {
    transform: translateY(-2px);
    box-shadow:
        0 8px 20px rgba(239, 68, 68, 0.5),
        0 4px 8px rgba(0, 0, 0, 0.15);
}

.kxfan_neu_btn--lg {
    padding: 16px 32px;
    font-size: 15px;
    border-radius: 14px;
}

/* ========== Project Grid: 卡片矩阵布局 ========== */
.kxfan_neu_grid_section {
    margin-bottom: 32px;
}

.kxfan_neu_grid_header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.kxfan_neu_grid_title {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 20px;
    font-weight: 700;
    color: var(--kxfan-text-primary);
    margin: 0;
}

.kxfan_neu_grid_title i {
    color: var(--kxfan-primary);
}

.kxfan_neu_grid_count {
    font-size: 14px;
    font-weight: 500;
    color: var(--kxfan-text-muted);
    margin-left: 8px;
}

.kxfan_neu_grid_view_toggle {
    display: flex;
    gap: 8px;
    background: var(--kxfan-bg-base);
    padding: 6px;
    border-radius: 12px;
    box-shadow: var(--kxfan-shadow-inset-sm);
}

.kxfan_neu_view_btn {
    width: 38px;
    height: 38px;
    border: none;
    background: transparent;
    border-radius: 8px;
    color: var(--kxfan-text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    transition: all 0.25s ease;
}

.kxfan_neu_view_btn.active {
    background: var(--kxfan-bg-card);
    color: var(--kxfan-primary);
    box-shadow: var(--kxfan-shadow-raised-sm);
}

.kxfan_neu_project_grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 24px;
}

.kxfan_neu_project_grid--list {
    grid-template-columns: 1fr;
}

.kxfan_neu_project_card {
    opacity: 0;
    transform: translateY(40px) scale(0.95);
    transition: all 0.7s cubic-bezier(0.23, 1, 0.32, 1);
    transition-delay: calc(var(--card-index, 0) * 0.08s);
}

.kxfan_neu_project_card.kxfan_neu_animated {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.kxfan_neu_project_card_inner {
    position: relative;
    background: var(--kxfan-bg-card);
    border-radius: 20px;
    padding: 24px;
    box-shadow: var(--kxfan-shadow-raised-md);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

.kxfan_neu_project_card:hover .kxfan_neu_project_card_inner {
    transform: translateY(-8px);
    box-shadow:
        12px 12px 24px rgba(163, 177, 198, 0.4),
        -12px -12px 24px rgba(255, 255, 255, 0.9);
}

.kxfan_neu_card_glow {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, var(--kxfan-primary) 0%, transparent 70%);
    opacity: 0;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: all 0.5s ease;
    pointer-events: none;
    z-index: 0;
}

.kxfan_neu_project_card:hover .kxfan_neu_card_glow {
    width: 400px;
    height: 400px;
    opacity: 0.08;
}

.kxfan_neu_card_header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 18px;
}

.kxfan_neu_type_badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: var(--badge-bg);
    border-radius: 10px;
    font-size: 13px;
    font-weight: 600;
    color: var(--badge-color);
}

.kxfan_neu_type_badge i {
    font-size: 14px;
}

.kxfan_neu_status_indicator {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.kxfan_neu_status_indicator--active {
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
}

.kxfan_neu_status_indicator--inactive {
    background: rgba(156, 163, 175, 0.15);
    color: #9ca3af;
}

.kxfan_neu_status_dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: currentColor;
    animation: kxfan_neu_pulse_dot 2s ease-in-out infinite;
}

.kxfan_neu_status_indicator--active .kxfan_neu_status_dot {
    box-shadow: 0 0 8px currentColor;
}

@keyframes kxfan_neu_pulse_dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.2); }
}

.kxfan_neu_card_body {
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

.kxfan_neu_project_code {
    margin-bottom: 10px;
}

.kxfan_neu_project_code code {
    display: inline-block;
    padding: 6px 12px;
    background: var(--kxfan-bg-sunken);
    border-radius: 8px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    font-weight: 600;
    color: var(--kxfan-text-secondary);
    letter-spacing: 0.03em;
}

.kxfan_neu_project_name {
    font-size: 18px;
    font-weight: 700;
    color: var(--kxfan-text-primary);
    margin: 0 0 8px 0;
    line-height: 1.3;
}

.kxfan_neu_project_desc {
    font-size: 13px;
    color: var(--kxfan-text-secondary);
    line-height: 1.6;
    margin: 0 0 16px 0;
}

.kxfan_neu_mini_stats {
    display: flex;
    gap: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--kxfan-border-subtle);
}

.kxfan_neu_mini_stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.kxfan_neu_mini_stat i {
    font-size: 14px;
    color: var(--kxfan-text-muted);
}

.kxfan_neu_mini_stat span {
    font-size: 16px;
    font-weight: 700;
    color: var(--kxfan-text-primary);
}

.kxfan_neu_mini_stat small {
    font-size: 11px;
    color: var(--kxfan-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.kxfan_neu_card_footer {
    display: flex;
    gap: 10px;
    position: relative;
    z-index: 1;
}

.kxfan_neu_action_btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 16px;
    border: none;
    border-radius: 10px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    color: inherit;
}

.kxfan_neu_action_btn--edit {
    background: rgba(99, 102, 241, 0.1);
    color: #6366f1;
}

.kxfan_neu_action_btn--edit:hover {
    background: #6366f1;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
}

.kxfan_neu_action_btn--version {
    background: rgba(59, 130, 246, 0.1);
    color: #3b82f6;
}

.kxfan_neu_action_btn--version:hover {
    background: #3b82f6;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
}

.kxfan_neu_action_btn--delete {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
}

.kxfan_neu_action_btn--delete:hover {
    background: #ef4444;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.4);
}

/* ========== Pagination: 拟态分页器 ========== */
.kxfan_neu_pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-top: 32px;
    padding: 24px;
    background: var(--kxfan-bg-card);
    border-radius: 16px;
    box-shadow: var(--kxfan-shadow-raised-sm);
}

.kxfan_neu_page_btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 18px;
    background: var(--kxfan-bg-elevated);
    border: 1px solid var(--kxfan-border-subtle);
    border-radius: 10px;
    font-size: 14px;
    font-weight: 500;
    color: var(--kxfan-text-secondary);
    text-decoration: none;
    transition: all 0.3s ease;
}

.kxfan_neu_page_btn:hover {
    background: var(--kxfan-primary);
    color: white;
    border-color: var(--kxfan-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.kxfan_neu_page_info {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
}

.kxfan_neu_page_current {
    font-size: 20px;
    font-weight: 700;
    color: var(--kxfan-primary);
}

.kxfan_neu_page_separator {
    color: var(--kxfan-text-muted);
    font-size: 16px;
}

.kxfan_neu_page-total {
    font-size: 16px;
    color: var(--kxfan-text-secondary);
    font-weight: 500;
}

/* ========== Empty State: 创新空状态 ========== */
.kxfan_neu_empty_state {
    text-align: center;
    padding: 80px 40px;
    background: var(--kxfan-bg-card);
    border-radius: 20px;
    box-shadow: var(--kxfan-shadow-raised-md);
    border: 2px dashed var(--kxfan-border-strong);
}

.kxfan_neu_empty_illustration {
    position: relative;
    display: inline-block;
    margin-bottom: 28px;
}

.kxfan_neu_empty_icon_wrap {
    width: 120px;
    height: 120px;
    margin: 0 auto;
    background: var(--kxfan-bg-elevated);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
    color: var(--kxfan-text-muted);
    box-shadow: var(--kxfan-shadow-inset-md);
    animation: kxfan_neu_empty_float 4s ease-in-out infinite;
}

@keyframes kxfan_neu_empty_float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.kxfan_neu_empty_particles {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 160px;
    height: 160px;
    pointer-events: none;
}

.kxfan_neu_empty_particles span {
    position: absolute;
    width: 8px;
    height: 8px;
    background: var(--kxfan-primary);
    border-radius: 50%;
    opacity: 0.3;
    animation: kxfan_neu_particle_float 3s ease-in-out infinite;
}

.kxfan_neu_empty_particles span:nth-child(1) { top: 10%; left: 20%; animation-delay: 0s; }
.kxfan_neu_empty_particles span:nth-child(2) { top: 20%; right: 15%; animation-delay: 0.5s; }
.kxfan_neu_empty_particles span:nth-child(3) { bottom: 25%; left: 10%; animation-delay: 1s; }
.kxfan_neu_empty_particles span:nth-child(4) { bottom: 15%; right: 25%; animation-delay: 1.5s; }
.kxfan_neu_empty_particles span:nth-child(5) { top: 45%; left: 5%; animation-delay: 2s; }
.kxfan_neu_empty_particles span:nth-child(6) { top: 40%; right: 5%; animation-delay: 2.5s; }

@keyframes kxfan_neu_particle_float {
    0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.3; }
    50% { transform: translate(10px, -15px) scale(1.3); opacity: 0.6; }
}

.kxfan_neu_empty_title {
    font-size: 22px;
    font-weight: 700;
    color: var(--kxfan-text-primary);
    margin: 0 0 12px 0;
}

.kxfan_neu_empty_desc {
    font-size: 15px;
    color: var(--kxfan-text-secondary);
    margin: 0 0 28px 0;
    line-height: 1.6;
}

/* ========== Modal: 拟态对话框 ========== */
.kxfan_neu_modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.9);
    padding: 0;
    border: none;
    border-radius: 24px;
    max-width: 480px;
    width: calc(100% - 32px);
    background: var(--kxfan-bg-card);
    box-shadow:
        0 25px 50px rgba(0, 0, 0, 0.25),
        0 0 0 1px rgba(255, 255, 255, 0.1);
    opacity: 0;
    visibility: hidden;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.kxfan_neu_modal::backdrop {
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(8px);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.kxfan_neu_modal[open] {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, -50%) scale(1);
}

.kxfan_neu_modal[open]::backdrop {
    opacity: 1;
}

/* Modal 尺寸变体 */
.kxfan_neu_modal--lg {
    max-width: 680px;
}

.kxfan_neu_modal--xl {
    max-width: min(1100px, calc(100vw - 48px));
    max-height: calc(100vh - 60px);
    overflow: hidden;
}

.kxfan_neu_modal--xl .kxfan_neu_modal__dialog {
    display: flex;
    flex-direction: column;
    max-height: inherit;
}

.kxfan_neu_modal_content {
    padding: 32px;
}

.kxfan_neu_modal_header {
    text-align: center;
    margin-bottom: 24px;
}

.kxfan_neu_modal_icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 16px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
}

.kxfan_neu_modal_icon--danger {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.1), rgba(220, 38, 38, 0.2));
    color: #ef4444;
}

.kxfan_neu_modal_title {
    font-size: 22px;
    font-weight: 700;
    color: var(--kxfan-text-primary);
    margin: 0;
}

.kxfan_neu_modal_body {
    margin-bottom: 28px;
}

.kxfan_neu_modal_body p {
    font-size: 15px;
    color: var(--kxfan-text-secondary);
    line-height: 1.6;
    margin: 0 0 16px 0;
    text-align: center;
}

.kxfan_neu_modal_body strong {
    color: var(--kxfan-danger);
    font-weight: 700;
}

.kxfan_neu_modal_warnings {
    list-style: none;
    padding: 0;
    margin: 0;
    background: rgba(245, 158, 11, 0.08);
    border-radius: 12px;
    padding: 16px;
}

.kxfan_neu_modal_warnings li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    color: #d97706;
    margin-bottom: 8px;
}

.kxfan_neu_modal_warnings li:last-child {
    margin-bottom: 0;
}

.kxfan_neu_modal_warnings li i {
    font-size: 11px;
    flex-shrink: 0;
}

.kxfan_neu_modal_footer {
    display: flex;
    gap: 12px;
    justify-content: center;
}

/* ========== Modal 子组件补全 ========== */

/* Modal Close Button */
.kxfan_neu_modal_close, .kxfan_modal_close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 32px;
    height: 32px;
    border: none;
    border-radius: var(--kxfan-radius-md);
    background: var(--kxfan-bg-elevated);
    color: var(--kxfan-text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--kxfan-transition-base);
    box-shadow: var(--kxfan-shadow-inset-sm);
    z-index: 1;
}
.kxfan_neu_modal_close:hover, .kxfan_modal_close:hover {
    background: var(--kxfan-danger);
    color: white;
}

/* Modal Cancel Button */
.kxfan_neu_modal_cancel_btn, .kxfan_modal_cancel_btn {
    flex: 1;
    height: 42px;
    border: none;
    border-radius: var(--kxfan-radius-md);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--kxfan-transition-base);
    background: var(--kxfan-bg-elevated);
    color: var(--kxfan-text-secondary);
    box-shadow: var(--kxfan-shadow-raised-sm);
}
.kxfan_neu_modal_cancel_btn:hover, .kxfan_modal_cancel_btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--kxfan-shadow-raised-md);
}

/* Modal Dialog wrapper */
.kxfan_modal_dialog {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 10000;
    animation: kxfan_modal_in 0.25s ease-out;
}
@keyframes kxfan_modal_in {
    from { opacity: 0; transform: translate(-50%, -50%) scale(0.95); }
    to { opacity: 1; transform: translate(-50%, -50%) scale(1); }
}
.kxfan_modal_dialog--md { max-width: 560px; width: 90vw; }

/* Modal Header Variants */
.kxfan_modal_header--danger {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: white;
}
.kxfan_modal_header--danger .kxfan_neu_modal_title,
.kxfan_modal_header--danger .kxfan_modal_title { color: white; }
.kxfan_modal_header--primary {
    background: linear-gradient(135deg, var(--kxfan-primary), #a78bfa);
    color: white;
}
.kxfan_modal_header--info {
    background: linear-gradient(135deg, #06b6d4, #0891b2);
    color: white;
}

/* Modal Warning Box */
.kxfan_modal_warning_box {
    display: flex;
    gap: 12px;
    padding: var(--kxfan-space-md);
    background: rgba(239,68,68,0.04);
    border: 1px solid rgba(239,68,68,0.15);
    border-radius: var(--kxfan-radius-md);
    margin-bottom: var(--kxfan-space-md);
}
.kxfan_warning_icon {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: rgba(239,68,68,0.1);
    color: var(--kxfan-danger);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    flex-shrink: 0;
    margin-top: 2px;
}
.kxfan_warning_content { flex: 1; }
.kxfan_warning_content p { margin: 0 0 4px; font-size: 14px; color: var(--kxfan-text-primary); font-weight: 600; }
.kxfan_warning_content small { font-size: 13px; color: var(--kxfan-text-secondary); }

/* Modal Confirm Input */
.kxfan_modal_confirm_input {
    width: 100%;
    height: 44px;
    padding: 0 14px;
    border: 2px solid var(--kxfan-border-strong);
    border-radius: var(--kxfan-radius-md);
    font-size: 16px;
    font-weight: 700;
    text-align: center;
    letter-spacing: 2px;
    background: var(--kxfan-bg-card);
    color: var(--kxfan-danger);
    outline: none;
    transition: var(--kxfan-transition-base);
}
.kxfan_modal_confirm_input:focus { border-color: var(--kxfan-danger); box-shadow: 0 0 0 3px rgba(239,68,68,0.12); }

/* Modal Footer Variants */
.kxfan_modal_footer--danger {
    display: flex;
    gap: var(--kxfan-space-sm);
    padding: var(--kxfan-space-md) var(--kxfan-space-lg);
    border-top: 1px solid var(--kxfan-border-subtle);
    background: var(--kxfan-bg-elevated);
}
.kxfan_modal_footer--secondary {
    background: transparent;
    border-top: none;
    padding-top: var(--kxfan-space-sm);
}

/* ========== Alert 子组件补全 ========== */

/* Alert Icon & Content */
.kxfan_alert_icon {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    flex-shrink: 0;
}
.kxfan_alert--error .kxfan_alert_icon { background: rgba(239,68,68,0.1); color: var(--kxfan-danger); }
.kxfan_alert--success .kxfan_alert_icon { background: rgba(16,185,129,0.1); color: var(--kxfan-success); }

.kxfan_alert_content { flex: 1; min-width: 0; }
.kxfan_alert_content strong { display: block; font-size: 14px; margin-bottom: 2px; }
.kxfan_alert_content span, .kxfan_alert_content p { font-size: 13px; color: var(--kxfan-text-secondary); margin: 0; }

/* API Alert (apikey_manage专用) */
.kxfan_api_alert {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 14px 18px;
    border-radius: var(--kxfan-radius-md);
    margin-bottom: var(--kxfan-space-md);
    animation: kxfan_fade_in 0.3s ease-out;
}
.kxfan_api_alert--success {
    background: rgba(16,185,129,0.06);
    border: 1px solid rgba(16,185,129,0.2);
    color: #059669;
}
.kxfan_api_alert--error {
    background: rgba(239,68,68,0.06);
    border: 1px solid rgba(239,68,68,0.2);
    color: #dc2626;
}
.kxfan_api_alert_close {
    margin-left: auto;
    background: none;
    border: none;
    cursor: pointer;
    color: inherit;
    opacity: 0.5;
    font-size: 16px;
    padding: 0 4px;
}
.kxfan_api_alert_close:hover { opacity: 1; }

/* Badge Alert (安全中心) */
.kxfan_badge_alert {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    background: rgba(245,158,11,0.08);
    color: #d97706;
    border: 1px solid rgba(245,158,11,0.2);
}

/* ========== Card 基础类 + Tag 系统 ========== */

/* Card Base (missing!) */
.kxfan_neu_card {
    background: var(--kxfan-bg-card);
    border-radius: var(--kxfan-radius-lg);
    box-shadow: var(--kxfan-shadow-raised-sm);
    overflow: hidden;
    transition: var(--kxfan-transition-smooth);
}
.kxfan_neu_card:hover { box-shadow: var(--kxfan-shadow-raised-md); }

/* Tag System */
.kxfan_tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.02em;
    white-space: nowrap;
}
.kxfan_tag--success { background: rgba(16,185,129,0.1); color: #059669; }
.kxfan_tag--secondary { background: rgba(100,116,139,0.1); color: #475569; }
.kxfan_tag--primary { background: rgba(139,92,246,0.1); color: #6d28d9; }
.kxfan_tag--info { background: rgba(6,182,212,0.1); color: #0e7490; }
.kxfan_tag--none { background: var(--kxfan-bg-elevated); color: var(--kxfan-text-muted); }

/* Type Badge */
.kxfan_type_badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 10px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.kxfan_type_badge--stable { background: rgba(16,185,129,0.1); color: #059669; }
.kxfan_type_badge--beta { background: rgba(245,158,11,0.1); color: #d97706; }
.kxfan_type_badge--alpha { background: rgba(239,68,68,0.1); color: #dc2626; }
.kxfan_type_badge--hotfix { background: rgba(99,102,241,0.1); color: #4338ca; }

/* Status Indicator */
.kxfan_status_indicator, .kxfan_neu_status_indicator {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    font-weight: 600;
}
.kxfan_status_dot, .kxfan_neu_status_dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}
.kxfan_status_indicator--active .kxfan_status_dot,
.kxfan_neu_status_indicator--active .kxfan_neu_status_dot {
    background: #10b981;
    box-shadow: 0 0 6px rgba(16,185,129,0.5);
}
.kxfan_status_indicator--inactive .kxfan_status_dot,
.kxfan_neu_status_indicator--inactive .kxfan_neu_status_dot {
    background: #94a3b8;
}
.kxfan_status_text, .kxfan_neu_status_text { color: var(--kxfan-text-secondary); }
.kxfan_status_indicator--active .kxfan_status_text,
.kxfan_neu_status_indicator--active .kxfan_neu_status_text { color: #059669; }

/* Badge 补全变体 */
.kxfan_badge--info { background: rgba(6,182,212,0.1); color: #0e7490; }
.kxfan_badge--muted { background: var(--kxfan-bg-elevated); color: var(--kxfan-text-muted); }
.kxfan_badge--secondary { background: rgba(100,116,139,0.1); color: #475569; }

/* ========== Empty State BEM 变体补全 ========== */

.kxfan_empty_state--compact { padding: var(--kxfan-space-xl) var(--kxfan-space-md); }
.kxfan_empty_state__icon {
    font-size: 48px;
    margin-bottom: var(--kxfan-space-md);
    opacity: 0.4;
}
.kxfan_empty_state__text {
    font-size: 15px;
    font-weight: 600;
    color: var(--kxfan-text-primary);
    margin-bottom: var(--kxfan-space-xs);
}
.kxfan_empty_state__hint {
    font-size: 13px;
    color: var(--kxfan-text-muted);
    max-width: 320px;
    margin: 0 auto;
}
.kxfan_neu_empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 48px 20px;
    text-align: center;
}
.kxfan_neu_illustration {
    max-width: 200px;
    margin-bottom: 16px;
    opacity: 0.6;
}

/* ========== Responsive Design: 响应式适配 ========== */
@media (max-width: 1200px) {
    .kxfan_neu_project_grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    }
}

@media (max-width: 992px) {
    .kxfan_neu_hero {
        padding: 48px 36px;
    }

    .kxfan_neu_hero_title {
        font-size: 30px;
    }

    .kxfan_neu_stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .kxfan_neu_search_main {
        flex-wrap: wrap;
    }

    .kxfan_neu_search_input_wrap {
        flex-basis: 100%;
    }

    .kxfan_neu_search_filters {
        flex-basis: 100%;
    }

    .kxfan_neu_select {
        flex: 1;
    }
}

@media (max-width: 768px) {
    .kxfan_neu_hero {
        padding: 36px 24px;
        border-radius: 20px;
    }

    .kxfan_neu_hero_title {
        font-size: 26px;
    }

    .kxfan_neu_hero_metrics {
        flex-wrap: wrap;
        gap: 16px;
        justify-content: center;
    }

    .kxfan_neu_hero_metric_divider {
        display: none;
    }

    .kxfan_neu_project_grid {
        grid-template-columns: 1fr;
    }

    .kxfan_neu_mini_stats {
        justify-content: space-around;
    }

    .kxfan_neu_pagination {
        flex-wrap: wrap;
        gap: 8px;
    }

    .kxfan_neu_page_btn span {
        display: none;
    }
}

@media (max-width: 480px) {
    .kxfan_neu_hero {
        padding: 28px 20px;
    }

    .kxfan_neu_hero_title {
        font-size: 22px;
    }

    .kxfan_neu_hero_subtitle {
        font-size: 14px;
    }

    .kxfan_neu_hero_metrics {
        padding: 16px;
    }

    .kxfan_neu_metric_value {
        font-size: 22px;
    }

    .kxfan_neu_stats {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .kxfan_neu_stat_card_inner {
        padding: 20px;
    }

    .kxfan_neu_stat_value {
        font-size: 28px;
    }

    .kxfan_neu_search_panel {
        padding: 20px;
    }

    .kxfan_neu_select {
        width: 100%;
    }

    .kxfan_neu_search_actions {
        flex-basis: 100%;
    }

    .kxfan_neu_search_actions .kxfan_neu_btn {
        flex: 1;
    }

    .kxfan_neu_project_card_inner {
        padding: 20px;
    }

    .kxfan_neu_card_footer {
        flex-direction: column;
    }

    .kxfan_neu_empty_state {
        padding: 60px 24px;
    }

    .kxfan_neu_empty_icon_wrap {
        width: 96px;
        height: 96px;
        font-size: 38px;
    }

    .kxfan_neu_modal_content {
        padding: 24px 20px;
    }

    .kxfan_neu_modal_footer {
        flex-direction: column;
    }

    .kxfan_neu_modal_footer .kxfan_neu_btn {
        width: 100%;
    }
}

/* ══════════════════════════════════════════════════════════
   第十一层：表单页面 - 拟态UI v3.0 沉浸式表单体验
   ══════════════════════════════════════════════════════════ */

/* ========== Form Hero: 渐变背景 + 进度指示器 ========== */
.kxfan_neu_form_hero {
    position: relative;
    background: linear-gradient(135deg, #10b981 0%, #059669 50%, #047857 100%);
    border-radius: 24px;
    padding: 48px 40px;
    margin-bottom: 32px;
    overflow: hidden;
    color: white;
}

.kxfan_neu_form_hero_bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.kxfan_neu_form_hero_shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
}

.kxfan_neu_form_hero_shape--1 {
    width: 250px;
    height: 250px;
    background: radial-gradient(circle, rgba(255,255,255,0.3) 0%, transparent 70%);
    top: -10%;
    right: -5%;
    animation: kxfan_neu_orb_float 8s ease-in-out infinite;
}

.kxfan_neu_form_hero_shape--2 {
    width: 180px;
    height: 180px;
    background: radial-gradient(circle, rgba(167,139,250,0.4) 0%, transparent 70%);
    bottom: -5%;
    left: 15%;
    animation: kxfan_neu_orb_float 8s ease-in-out infinite;
    animation-delay: -3s;
}

.kxfan_neu_form_hero_content {
    position: relative;
    z-index: 2;
    text-align: center;
}

.kxfan_neu_form_hero_icon_wrap {
    width: 72px;
    height: 72px;
    margin: 0 auto 20px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: kxfan_neu_icon_bounce 2s ease-in-out infinite;
}

@keyframes kxfan_neu_icon_bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-6px); }
}

.kxfan_neu_form_hero_title {
    font-size: 32px;
    font-weight: 800;
    margin-bottom: 12px;
    letter-spacing: -0.02em;
}

.kxfan_neu_form_hero_desc {
    font-size: 16px;
    opacity: 0.9;
    margin-bottom: 28px;
}

/* Progress Steps */
.kxfan_neu_progress_steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    max-width: 500px;
    margin: 0 auto;
}

.kxfan_neu_progress_step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    opacity: 0.5;
    transition: all 0.35s ease;
}

.kxfan_neu_progress_step.active {
    opacity: 1;
}

.kxfan_neu_step_num {
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
    border: 2px solid rgba(255, 255, 255, 0.3);
    transition: all 0.35s ease;
}

.kxfan_neu_progress_step.active .kxfan_neu_step_num {
    background: white;
    color: #059669;
    border-color: white;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.kxfan_step_label {
    font-size: 13px;
    font-weight: 600;
    white-space: nowrap;
}

.kxfan_neu_progress_line {
    width: 60px;
    height: 2px;
    background: rgba(255, 255, 255, 0.25);
    margin: 0 12px;
    margin-bottom: 24px;
}

/* ========== Alert: 拟态提示框 ========== */
.kxfan_neu_alert {
    display: flex;
    gap: 16px;
    padding: 20px 24px;
    border-radius: 16px;
    margin-bottom: 24px;
    box-shadow: var(--kxfan-shadow-raised-sm);
}

.kxfan_neu_alert--error {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.08), rgba(220, 38, 38, 0.04));
    border-left: 4px solid #ef4444;
}

.kxfan_neu_alert_icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    flex-shrink: 0;
}

.kxfan_neu_alert--error .kxfan_neu_alert_icon {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.15), rgba(220, 38, 38, 0.25));
    color: #ef4444;
}

.kxfan_neu_alert_content h4 {
    font-size: 16px;
    font-weight: 700;
    color: var(--kxfan-text-primary);
    margin: 0 0 8px 0;
}

.kxfan_neu_alert_content ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.kxfan_neu_alert_content li {
    font-size: 14px;
    color: #dc2626;
    padding: 4px 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.kxfan_neu_alert_content li::before {
    content: '•';
    color: #ef4444;
    font-weight: 700;
}

/* ========== Form Container: 表单容器 ========== */
.kxfan_neu_form_container {
    background: var(--kxfan-bg-card);
    border-radius: 24px;
    box-shadow: var(--kxfan-shadow-raised-lg);
    overflow: hidden;
}

/* ========== Form Section: 分步骤表单区块 ========== */
.kxfan_neu_form_section {
    padding: 24px 28px;
    border-bottom: 1px solid var(--kxfan-border-subtle);
    transition: all 0.35s ease;
}

.kxfan_neu_form_section:last-of-type {
    border-bottom: none;
}

.kxfan_neu_section_header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 28px;
}

.kxfan_neu_section_num {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--kxfan-primary), var(--kxfan-primary-dark));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    font-weight: 800;
    color: white;
    flex-shrink: 0;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.kxfan_neu_section_info {
    display: flex;
    align-items: center;
    gap: 8px;
}

.kxfan_neu_section_info h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--kxfan-text-primary);
    margin: 0;
}

.kxfan_neu_section_info p {
    font-size: 14px;
    color: var(--kxfan-text-secondary);
    margin: 0;
}

/* ========== Fields Grid: 字段网格布局 ========== */
.kxfan_neu_fields_grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

/* ========== Field Group: 字段组 ========== */
.kxfan_neu_field_group {
    margin-bottom: 0;
}

.kxfan_neu_field_group--full {
    grid-column: 1 / -1;
}

.kxfan_neu_label {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 14px;
    font-weight: 600;
    color: var(--kxfan-text-primary);
    margin-bottom: 10px;
}

.kxfan_neu_required {
    color: #ef4444;
    font-weight: 700;
}

/* ========== Input Wrapper: 输入框包装器 ========== */
.kxfan_neu_input_wrapper,
.kxfan_neu_select_wrapper,
.kxfan_neu_textarea_wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.kxfan_neu_input_prefix {
    position: absolute;
    left: 16px;
    color: var(--kxfan-text-muted);
    font-size: 15px;
    pointer-events: none;
    transition: color 0.25s ease;
    z-index: 2;
}

.kxfan_neu_input_wrapper.focused .kxfan_neu_input_prefix,
.kxfan_neu_select_wrapper.focused .kxfan_neu_select_arrow {
    color: var(--kxfan-primary);
}

.kxfan_neu_input_suffix {
    position: absolute;
    right: 14px;
    display: flex;
    align-items: center;
    z-index: 2;
}

.kxfan_neu_validation_status {
    font-size: 16px;
    transition: all 0.25s ease;
}

.kxfan_neu_input_wrapper.valid .kxfan_neu_validation_status {
    color: #10b981;
}

.kxfan_neu_input_wrapper.invalid .kxfan_neu_validation_status {
    color: #ef4444;
}

/* Inputs */
.kxfan_neu_input {
    width: 100%;
    height: 52px;
    padding: 0 48px 0 46px;
    background: var(--kxfan-bg-base);
    border: 2px solid transparent;
    border-radius: 14px;
    font-size: 15px;
    color: var(--kxfan-text-primary);
    box-shadow: var(--kxfan-shadow-inset-sm);
    outline: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.kxfan_neu_input::placeholder {
    color: var(--kxfan-text-muted);
}

.kxfan_neu_input:focus {
    border-color: var(--kxfan-primary);
    box-shadow: var(--kxfan-shadow-inset-md), var(--kxfan-glow-primary);
}

.kxfan_neu_input_wrapper.valid .kxfan_neu_input {
    border-color: #10b981;
}

.kxfan_neu_input_wrapper.invalid .kxfan_neu_input {
    border-color: #ef4444;
}

/* Select */
.kxfan_neu_select {
    appearance: none;
    width: 100%;
    height: 52px;
    padding: 0 42px 0 16px;
    background: var(--kxfan-bg-base);
    border: 2px solid transparent;
    border-radius: 14px;
    font-size: 15px;
    color: var(--kxfan-text-primary);
    box-shadow: var(--kxfan-shadow-inset-sm);
    cursor: pointer;
    outline: none;
    transition: all 0.3s ease;
}

.kxfan_neu_select:focus {
    border-color: var(--kxfan-primary);
    box-shadow: var(--kxfan-shadow-inset-md), var(--kxfan-glow-primary);
}

.kxfan_neu_select_arrow {
    position: absolute;
    right: 16px;
    color: var(--kxfan-text-muted);
    font-size: 12px;
    pointer-events: none;
    transition: all 0.25s ease;
}

/* Textarea */
.kxfan_neu_textarea_wrapper {
    flex-direction: column;
    align-items: stretch;
}

.kxfan_neu_textarea {
    width: 100%;
    min-height: 120px;
    padding: 16px;
    background: var(--kxfan-bg-base);
    border: 2px solid transparent;
    border-radius: 14px;
    font-size: 15px;
    color: var(--kxfan-text-primary);
    box-shadow: var(--kxfan-shadow-inset-sm);
    outline: none;
    resize: vertical;
    font-family: inherit;
    line-height: 1.6;
    transition: all 0.3s ease;
}

.kxfan_neu_textarea::placeholder {
    color: var(--kxfan-text-muted);
}

.kxfan_neu_textarea:focus {
    border-color: var(--kxfan-primary);
    box-shadow: var(--kxfan-shadow-inset-md), var(--kxfan-glow-primary);
}

.kxfan_neu_char_counter {
    text-align: right;
    padding-top: 8px;
    font-size: 13px;
    color: var(--kxfan-text-muted);
}

/* Hint Text */
.kxfan_neu_hint {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 8px;
    font-size: 13px;
    color: var(--kxfan-text-muted);
}

.kxfan_neu_hint i {
    font-size: 12px;
}

/* ========== Type Cards: 类型选择卡片 ========== */
.kxfan_neu_type_cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 14px;
}

.kxfan_neu_type_card {
    cursor: pointer;
    position: relative;
}

.kxfan_neu_type_card input[type="radio"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.kxfan_neu_type_card_inner {
    padding: 20px 16px;
    background: var(--kxfan-bg-base);
    border: 2px solid transparent;
    border-radius: 14px;
    text-align: center;
    box-shadow: var(--kxfan-shadow-inset-sm);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.kxfan_neu_type_card_inner i {
    font-size: 28px;
    color: var(--kxfan-text-muted);
    margin-bottom: 10px;
    display: block;
    transition: all 0.3s ease;
}

.kxfan_neu_type_card_inner strong {
    display: block;
    font-size: 14px;
    font-weight: 700;
    color: var(--kxfan-text-primary);
    margin-bottom: 4px;
}

.kxfan_neu_type_card-inner small {
    font-size: 12px;
    color: var(--kxfan-text-muted);
}

.kxfan_neu_type_card:hover .kxfan_neu_type_card_inner {
    border-color: var(--kxfan-primary-light);
    background: var(--kxfan-bg-elevated);
}

.kxfan_neu_type_card.active .kxfan_neu_type_card-inner {
    border-color: var(--kxfan-primary);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.08), rgba(139, 92, 246, 0.12));
    box-shadow: var(--kxfan-shadow-raised-sm);
}

.kxfan_neu_type_card.active .kxfan_neu_type_card_inner i {
    color: var(--kxfan-primary);
    transform: scale(1.1);
}

/* ========== Scheme Cards: 方案选择卡片 ========== */
.kxfan_neu_scheme_cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 14px;
}

.kxfan_neu_scheme_card {
    cursor: pointer;
    position: relative;
}

.kxfan_neu_scheme_card input[type="radio"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.kxfan_neu_scheme_card_inner {
    padding: 20px 16px;
    background: var(--kxfan-bg-base);
    border: 2px solid transparent;
    border-radius: 14px;
    text-align: center;
    box-shadow: var(--kxfan-shadow-inset-sm);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.kxfan_neu_scheme_card_inner strong {
    display: block;
    font-size: 16px;
    font-weight: 700;
    color: var(--kxfan-text-primary);
    margin-bottom: 8px;
}

.kxfan_neu_scheme_card-inner code {
    display: inline-block;
    padding: 6px 12px;
    background: var(--kxfan-bg-sunken);
    border-radius: 8px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 13px;
    font-weight: 600;
    color: var(--kxfan-primary);
    margin-bottom: 8px;
}

.kxfan_neu_scheme_card-inner small {
    font-size: 12px;
    color: var(--kxfan-text-muted);
}

.kxfan_neu_scheme_card:hover .kxfan_neu_scheme_card-inner {
    border-color: var(--kxfan-primary-light);
    background: var(--kxfan-bg-elevated);
}

.kxfan_neu_scheme_card.active .kxfan_neu_scheme_card_inner {
    border-color: var(--kxfan-primary);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.08), rgba(139, 92, 246, 0.12));
    box-shadow: var(--kxfan-shadow-raised-sm);
}

/* ========== Toggle Switches: 拟态开关 ========== */
.kxfan_neu_toggles_grid {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.kxfan_neu_toggle_item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 18px 20px;
    background: var(--kxfan-bg-base);
    border: 2px solid transparent;
    border-radius: 14px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--kxfan-shadow-inset-sm);
}

.kxfan_neu_toggle_item:hover {
    border-color: var(--kxfan-primary-light);
    background: var(--kxfan-bg-elevated);
}

.kxfan_toggle_item input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.kxfan_neu_toggle_switch {
    flex-shrink: 0;
}

.kxfan_neu_toggle_track {
    width: 52px;
    height: 28px;
    background: var(--kxfan-bg-sunken);
    border-radius: 14px;
    position: relative;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: inset 2px 2px 4px rgba(163, 177, 198, 0.4),
                inset -2px -2px 4px rgba(255, 255, 255, 0.9);
}

.kxfan_neu_toggle_thumb {
    position: absolute;
    top: 3px;
    left: 3px;
    width: 22px;
    height: 22px;
    background: var(--kxfan-bg-card);
    border-radius: 50%;
    box-shadow:
        2px 2px 4px rgba(163, 177, 198, 0.4),
        -2px -2px 4px rgba(255, 255, 255, 0.9);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.kxfan_neu_toggle_item input:checked + .kxfan_neu_toggle-switch .kxfan_neu_toggle_track {
    background: linear-gradient(135deg, #10b981, #059669);
    box-shadow: none;
}

.kxfan_neu_toggle_item input:checked + .kxfan_neu-toggle-switch .kxfan_neu_toggle_thumb {
    transform: translateX(24px);
    background: white;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.kxfan_neu_toggle_info {
    flex: 1;
}

.kxfan_neu_toggle_info strong {
    display: block;
    font-size: 15px;
    font-weight: 600;
    color: var(--kxfan-text-primary);
    margin-bottom: 2px;
}

.kxfan_neu_toggle_info small {
    font-size: 13px;
    color: var(--kxfan-text-secondary);
}

/* ========== Form Actions: 操作按钮区 ========== */
.kxfan_neu_form_actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    padding: 32px;
    background: linear-gradient(to bottom, rgba(16, 185, 129, 0.02), transparent);
    border-top: 1px solid var(--kxfan-border-subtle);
}

.kxfan_neu_submit_btn.loading {
    pointer-events: none;
    opacity: 0.7;
}

.kxfan_neu_submit_btn.loading span:first-child::after {
    content: '...';
}

/* ========== Responsive Design: 响应式适配 ========== */
@media (max-width: 992px) {
    .kxfan_neu_form_hero {
        padding: 36px 28px;
    }

    .kxfan_neu_fields_grid {
        grid-template-columns: 1fr;
    }

    .kxfan_neu_type_cards {
        grid-template-columns: repeat(2, 1fr);
    }

    .kxfan_neu_scheme_cards {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .kxfan_neu_form_hero {
        padding: 28px 20px;
        border-radius: 20px;
    }

    .kxfan_neu_form_hero_title {
        font-size: 26px;
    }

    .kxfan_neu_progress_steps {
        max-width: 100%;
    }

    .kxfan_neu_step_label {
        display: none;
    }

    .kxfan_neu_progress_line {
        width: 30px;
        margin: 0 8px;
    }

    .kxfan_neu_form_section {
        padding: 24px 20px;
    }

    .kxfan_neu_section_header {
        gap: 12px;
    }

    .kxfan_neu_section_num {
        width: 38px;
        height: 38px;
        font-size: 16px;
    }

    .kxfan_neu_type_cards {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
    }

    .kxfan_neu_type_card-inner {
        padding: 16px 12px;
    }

    .kxfan_neu_type_card-inner i {
        font-size: 24px;
    }

    .kxfan_neu_scheme_cards {
        grid-template-columns: 1fr;
    }

    .kxfan_neu_form_actions {
        flex-direction: column;
        padding: 24px 20px;
    }

    .kxfan_neu_form_actions .kxfan_neu_btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .kxfan_neu_form_hero {
        padding: 24px 16px;
    }

    .kxfan_neu_form_hero_icon_wrap {
        width: 60px;
        height: 60px;
        font-size: 26px;
    }

    .kxfan_neu_form_hero_title {
        font-size: 22px;
    }

    .kxfan_neu_form_hero_desc {
        font-size: 14px;
    }

    .kxfan_neu_form_section {
        padding: 20px 16px;
    }

    .kxfan_neu_section_num {
        width: 34px;
        height: 34px;
        font-size: 14px;
        border-radius: 10px;
    }

    .kxfan_neu_section_info h3 {
        font-size: 16px;
    }

    .kxfan_neu_input,
    .kxfan_neu_select {
        height: 48px;
        font-size: 14px;
    }

    .kxfan_neu_textarea {
        min-height: 100px;
        padding: 14px;
    }

    .kxfan_neu_type_cards {
        grid-template-columns: 1fr;
    }

    .kxfan_neu_toggle_item {
        padding: 14px 16px;
    }

    .kxfan_neu_alert {
        flex-direction: column;
        text-align: center;
        padding: 16px;
    }
}

/* ════════════════════════════════════════════════════════
   第十二层：紧凑型"记住我"原位打勾 Toggle v4.0（互动拉满版）
   ════════════════════════════════════════════════════════ */

.kxfan_login_remember {
    display: inline-flex !important;
    align-items: center !important;
    gap: 10px !important;
    cursor: pointer !important;
    user-select: none !important;
    position: relative !important;
    padding: 6px 12px 6px 8px !important;
    border-radius: 20px !important;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1) !important;
    background: transparent !important;
}

.kxfan_login_remember:hover {
    background: rgba(99, 102, 241, 0.04) !important;
}

.kxfan_login_remember:active {
    transform: scale(0.96) !important;
}

.kxfan_login_remember input[type="checkbox"] {
    position: absolute !important;
    opacity: 0 !important;
    width: 0 !important;
    height: 0 !important;
    pointer-events: none !important;
}

/* ====== Toggle Box（核心容器：38×22px 超紧凑） ====== */
.kxfan_remember_box {
    position: relative !important;
    width: 38px !important;
    height: 22px !important;
    flex-shrink: 0 !important;
    background: none !important;
    box-shadow: none !important;
    border-radius: 11px !important;
}

/* 未选中态：内凹灰色 + 空心圆环 */
.kxfan_remember_box::before {
    content: '' !important;
    position: absolute !important;
    inset: 0 !important;
    border-radius: 11px !important;
    background: var(--kxfan-bg-base) !important;
    box-shadow:
        inset 1px 1px 3px rgba(140, 155, 180, 0.25),
        inset -1px -1px 3px rgba(255, 255, 255, 0.8) !important;
    transition: all 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55) !important;
    overflow: hidden !important;
}

/* 内部高光（玻璃质感） */
.kxfan_remember_box::after {
    content: '' !important;
    position: absolute !important;
    top: 1px !important;
    left: 2px !important;
    right: 2px !important;
    height: 35% !important;
    background: linear-gradient(to bottom, rgba(255,255,255,0.45), transparent) !important;
    border-radius: 8px 8px 50% 50% !important;
    pointer-events: none !important;
    z-index: 1 !important;
    transition: opacity 0.4s ease !important;
}

/* ====== 打勾图标（默认隐藏+缩小） ====== */
.kxfan_remember_check {
    position: absolute !important;
    top: 50% !important;
    left: 50% !important;
    transform: translate(-50%, -50%) scale(0) rotate(-15deg) !important;
    font-size: 13px !important;
    color: white !important;
    z-index: 3 !important;
    text-shadow: 0 1px 2px rgba(99, 102, 241, 0.4) !important;
    transition: all 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55) !important;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.2)) !important;
}

/* ====== 脉冲波纹效果（点击时扩散） ====== */
.kxfan_remember_ripple {
    position: absolute !important;
    top: 50% !important;
    left: 50% !important;
    width: 0 !important;
    height: 0 !important;
    border-radius: 50% !important;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.5), transparent) !important;
    transform: translate(-50%, -50%) !important;
    opacity: 0 !important;
    pointer-events: none !important;
    z-index: 2 !important;
}

/* ====== 选中状态：超级增强动画 ====== */

/* 背景变为渐变填充 */
.kxfan_login_remember input:checked ~ .kxfan_remember_box::before {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 60%, #a78bfa 100%) !important;
    box-shadow:
        inset 0 1px 3px rgba(0, 0, 0, 0.2),
        0 0 18px rgba(99, 102, 241, 0.5),
        0 0 30px rgba(139, 92, 246, 0.25) !important;
    animation: kxfan_box_glow 2s ease-in-out infinite !important;
}

@keyframes kxfan_box_glow {
    0%, 100% { box-shadow: inset 0 1px 3px rgba(0,0,0,0.2), 0 0 18px rgba(99,102,241,0.5), 0 0 30px rgba(139,92,246,0.25); }
    50% { box-shadow: inset 0 1px 3px rgba(0,0,0,0.2), 0 0 24px rgba(99,102,241,0.7), 0 0 40px rgba(139,92,246,0.35); }
}

/* 隐藏高光层 */
.kxfan_login_remember input:checked ~ .kxfan_remember_box::after {
    opacity: 0 !important;
}

/* ✓ 图标弹性弹出动画 */
.kxfan_login_remember input:checked ~ .kxfan_remember_box .kxfan_remember_check {
    transform: translate(-50%, -50%) scale(1) rotate(0deg) !important;
    animation: kxfan_check_bounce 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55) !important;
}

@keyframes kxfan_check_bounce {
    0% { transform: translate(-50%, -50%) scale(0) rotate(-15deg); }
    30% { transform: translate(-50%, -50%) scale(1.4) rotate(10deg); }   /* 过冲放大+旋转 */
    50% { transform: translate(-50%, -50%) scale(0.85) rotate(-5deg); } /* 回弹收缩 */
    70% { transform: translate(-50%, -50%) scale(1.08) rotate(2deg); }   /* 微调 */
    100% { transform: translate(-50%, -50%) scale(1) rotate(0deg); }     /* 定位 */
}

/* 点击时的脉冲波纹 */
.kxfan_login_remember input:checked ~ .kxfan_remember_box .kxfan_remember_ripple {
    animation: kxfan_ripple_expand 0.6s ease-out forwards !important;
}

@keyframes kxfan_ripple_expand {
    0% { width: 0; height: 0; opacity: 0.8; }
    100% { width: 70px; height: 70px; opacity: 0; }
}

/* ====== 文字标签（超紧凑） ====== */
.kxfan_remember_label {
    font-size: 14px !important;
    font-weight: 600 !important;
    color: var(--kxfan-text-secondary) !important;
    letter-spacing: 0.02em !important;
    transition: all 0.35s ease !important;
    position: relative !important;
}

/* 选中时文字变色+微发光 */
.kxfan_login_remember input:checked ~ .kxfan_remember_label {
    color: #6366f1 !important;
    font-weight: 700 !important;
    text-shadow: 0 1px 3px rgba(99, 102, 241, 0.25) !important;
}

/* ====== Hover微交互增强 ====== */

/* Hover时Box微发光 */
.kxfan_login_remember:hover .kxfan_remember_box::before {
    box-shadow:
        inset 2px 2px 5px rgba(163, 177, 198, 0.4),
        inset -2px -2px 5px rgba(255, 255, 255, 0.95),
        0 0 0 1px rgba(99, 102, 241, 0.1) !important;
}

/* Hover时预览✓图标位置（半透明）*/
.kxfan_login_remember:hover .kxfan_remember_check {
    transform: translate(-50%, -50%) scale(0.5) rotate(-5deg) !important;
    color: rgba(99, 102, 241, 0.3) !important;
    text-shadow: none !important;
    filter: none !important;
}

/* 选中态Hover时加强发光 */
.kxfan_login_remember:hover input:checked ~ .kxfan_remember_box::before {
    box-shadow:
        inset 0 1px 3px rgba(0, 0, 0, 0.2),
        0 0 25px rgba(99, 102, 241, 0.65),
        0 0 40px rgba(139, 92, 246, 0.35) !important;
}

.kxfan_login_remember:hover input:checked ~ .kxfan_remember_check {
    filter: drop-shadow(0 2px 6px rgba(99, 102, 241, 0.5)) !important;
}

/* ====== 忘记密码链接（精简版） ====== */
.kxfan_login_forgot {
    display: inline-flex !important;
    align-items: center !important;
    gap: 4px !important;
    padding: 6px 12px !important;
    font-size: 13px !important;
    font-weight: 500 !important;
    color: var(--kxfan-text-muted) !important;
    text-decoration: none !important;
    border-radius: 16px !important;
    transition: all 0.3s ease !important;
    background: transparent !important;
    letter-spacing: 0.02em !important;
}

.kxfan_login_forgot:hover {
    color: #6366f1 !important;
    background: rgba(99, 102, 241, 0.05) !important;
    transform: translateY(-1px);
}

/* ════════════════════════════════════════════════════════
   第十四层：安全中心专用样式（旗舰版 v1.0）
   ════════════════════════════════════════════════════════ */

/* 安全概览卡片网格 */
.kxfan_security_overview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--kxfan-space-lg);
    margin-bottom: var(--kxfan-space-xl);
}

/* 统计卡片 */
.kxfan_stat_card {
    background: var(--kxfan-bg-card);
    border-radius: var(--kxfan-radius-xl);
    padding: var(--kxfan-space-lg);
    box-shadow: var(--kxfan-shadow-raised-sm);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.kxfan_stat_card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--kxfan-primary), var(--kxfan-primary-light));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.kxfan_stat_card:hover::before {
    opacity: 1;
}

.kxfan_stat_card:hover {
    transform: translateY(-4px);
    box-shadow: var(--kxfan-shadow-raised-lg);
}

.kxfan_stat_card.alert {
    border: 2px solid rgba(239, 68, 68, 0.3);
}

.kxfan_stat_icon {
    width: 56px;
    height: 56px;
    border-radius: var(--kxfan-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: var(--kxfan-space-sm);
    background: var(--kxfan-bg-base);
    box-shadow: var(--kxfan-shadow-inset-xs);
}

.kxfan_stat_value {
    font-size: 32px;
    font-weight: 700;
    color: var(--kxfan-text-primary);
    line-height: 1.2;
    margin-bottom: 4px;
}

.kxfan_stat_label {
    font-size: 13px;
    color: var(--kxfan-text-secondary);
    font-weight: 500;
}

.kxfan_stat_change {
    font-size: 12px;
    font-weight: 600;
    margin-top: var(--kxfan-space-xs);
    padding: 2px 8px;
    border-radius: var(--kxfan-radius-full);
}

.kxfan_stat_change.up {
    color: var(--kxfan-success);
    background: rgba(16, 185, 129, 0.1);
}

.kxfan_stat_change.down {
    color: var(--kxfan-danger);
    background: rgba(239, 68, 68, 0.1);
}

/* 设备列表 */
.kxfan_device_list {
    display: flex;
    flex-direction: column;
    gap: var(--kxfan-space-md);
}

/* 设备卡片 */
.kxfan_device_card {
    background: var(--kxfan-bg-card);
    border-radius: var(--kxfan-radius-lg);
    padding: var(--kxfan-space-lg);
    box-shadow: var(--kxfan-shadow-raised-sm);
    border-left: 4px solid var(--kxfan-primary);
    transition: all 0.3s ease;
}

.kxfan_device_card:hover {
    box-shadow: var(--kxfan-shadow-raised-md);
    transform: translateX(4px);
}

.kxfan_device_card.expired {
    border-left-color: var(--kxfan-text-muted);
    opacity: 0.7;
}

.kxfan_device_header {
    display: flex;
    align-items: center;
    gap: var(--kxfan-space-md);
    margin-bottom: var(--kxfan-space-md);
}

.kxfan_device_icon {
    width: 48px;
    height: 48px;
    border-radius: var(--kxfan-radius-lg);
    background: linear-gradient(135deg, var(--kxfan-bg-elevated), var(--kxfan-bg-base));
    box-shadow: var(--kxfan-shadow-inset-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.kxfan_device_info_main {
    flex: 1;
}

.kxfan_device_name {
    font-size: 18px;
    font-weight: 600;
    color: var(--kxfan-text-primary);
    margin: 0;
}

.kxfan_device_browser {
    font-size: 14px;
    color: var(--kxfan-text-secondary);
    font-weight: 400;
}

.kxfan_device_type {
    font-size: 12px;
    padding: 2px 8px;
    border-radius: var(--kxfan-radius-full);
    font-weight: 500;
}

.kxfan_device_type.mobile {
    background: rgba(99, 102, 241, 0.1);
    color: var(--kxfan-primary);
}

.kxfan_device_type.desktop {
    background: rgba(16, 185, 129, 0.1);
    color: var(--kxfan-success);
}

.kxfan_device_type.tablet {
    background: rgba(245, 158, 11, 0.1);
    color: #f59e0b;
}

.kxfan_device_status {
    font-size: 12px;
    padding: 4px 12px;
    border-radius: var(--kxfan-radius-full);
    font-weight: 600;
}

.kxfan_device_status.active {
    background: rgba(16, 185, 129, 0.1);
    color: var(--kxfan-success);
}

.kxfan_device_status.expired {
    background: rgba(107, 114, 128, 0.1);
    color: var(--kxfan-text-muted);
}

.kxfan_device_info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--kxfan-space-sm);
    margin-bottom: var(--kxfan-space-md);
    padding: var(--kxfan-space-md);
    background: var(--kxfan-bg-base);
    border-radius: var(--kxfan-radius-md);
}

.kxfan_device_info_item {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.kxfan_device_info_label {
    font-size: 11px;
    color: var(--kxfan-text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.kxfan_device_info_value {
    font-size: 14px;
    color: var(--kxfan-text-primary);
    font-weight: 500;
}

.kxfan_device_actions {
    display: flex;
    gap: var(--kxfan-space-sm);
    justify-content: flex-end;
}

/* 图表容器 */
.kxfan_chart_container {
    position: relative;
    height: 300px;
    width: 100%;
}

.kxfan_chart_container canvas {
    width: 100% !important;
    height: 100% !important;
}

/* 安全事件列表 */
.kxfan_events_list {
    display: flex;
    flex-direction: column;
    gap: var(--kxfan-space-sm);
}

.kxfan_event_item {
    display: flex;
    gap: var(--kxfan-space-md);
    padding: var(--kxfan-space-md);
    background: var(--kxfan-bg-card);
    border-radius: var(--kxfan-radius-md);
    border-left: 4px solid var(--kxfan-text-muted);
    transition: all 0.3s ease;
}

.kxfan_event_item.critical {
    border-left-color: #ef4444;
}

.kxfan_event_item.warning {
    border-left-color: #f59e0b;
}

.kxfan_event_item.info {
    border-left-color: #10b981;
}

.kxfan_event_item.unread {
    background: var(--kxfan-bg-elevated);
}

.kxfan_event_item:hover {
    background: var(--kxfan-bg-elevated);
    transform: translateX(4px);
}

.kxfan_event_severity {
    width: 40px;
    height: 40px;
    border-radius: var(--kxfan-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.kxfan_event_item.critical .kxfan_event_severity {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
}

.kxfan_event_item.warning .kxfan_event_severity {
    background: rgba(245, 158, 11, 0.1);
    color: #f59e0b;
}

.kxfan_event_item.info .kxfan_event_severity {
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
}

.kxfan_event_content {
    flex: 1;
}

.kxfan_event_header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--kxfan-space-xs);
}

.kxfan_event_type {
    font-size: 14px;
    font-weight: 600;
}

.kxfan_event_time {
    font-size: 12px;
    color: var(--kxfan-text-muted);
}

.kxfan_event_message {
    font-size: 14px;
    color: var(--kxfan-text-secondary);
    margin: 0 0 var(--kxfan-space-xs) 0;
}

.kxfan_event_meta {
    display: flex;
    gap: var(--kxfan-space-md);
    font-size: 12px;
    color: var(--kxfan-text-muted);
}

.kxfan_event_meta span {
    display: flex;
    align-items: center;
    gap: 4px;
}

.kxfan_event_actions {
    display: flex;
    align-items: flex-start;
}

/* 分页器 */
.kxfan_neu_pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--kxfan-space-xs);
    margin-top: var(--kxfan-space-xl);
}

.kxfan_neu_pagination_item {
    min-width: 40px;
    height: 40px;
    padding: 0 var(--kxfan-space-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--kxfan-radius-md);
    font-size: 14px;
    font-weight: 500;
    color: var(--kxfan-text-secondary);
    background: var(--kxfan-bg-card);
    box-shadow: var(--kxfan-shadow-raised-sm);
    transition: all 0.3s ease;
    text-decoration: none;
}

.kxfan_neu_pagination_item:hover {
    background: var(--kxfan-primary);
    color: white;
    transform: translateY(-2px);
}

.kxfan_neu_pagination_item.active {
    background: var(--kxfan-primary);
    color: white;
    box-shadow: var(--kxfan-shadow-raised-md);
}

.kxfan_neu_pagination_ellipsis {
    color: var(--kxfan-text-muted);
    font-size: 14px;
}

.kxfan_neu_pagination_info {
    text-align: center;
    margin-top: var(--kxfan-space-md);
    font-size: 13px;
    color: var(--kxfan-text-muted);
}

/* 快速链接 */
.kxfan_neu_quick_links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--kxfan-space-md);
    margin-top: var(--kxfan-space-xl);
}

.kxfan_neu_quick_link {
    display: flex;
    align-items: center;
    gap: var(--kxfan-space-md);
    padding: var(--kxfan-space-md);
    background: var(--kxfan-bg-card);
    border-radius: var(--kxfan-radius-lg);
    box-shadow: var(--kxfan-shadow-raised-sm);
    text-decoration: none;
    color: var(--kxfan-text-primary);
    transition: all 0.3s ease;
}

.kxfan_neu_quick_link:hover {
    transform: translateX(4px);
    box-shadow: var(--kxfan-shadow-raised-md);
}

.kxfan_neu_quick_link i:first-child {
    font-size: 24px;
    color: var(--kxfan-primary);
}

.kxfan_neu_quick_link span {
    flex: 1;
    font-weight: 500;
}

.kxfan_neu_quick_link i:last-child {
    color: var(--kxfan-text-muted);
}

/* 信息盒子 */
.kxfan_neu_info_box {
    display: flex;
    gap: var(--kxfan-space-md);
    padding: var(--kxfan-space-lg);
    background: var(--kxfan-bg-elevated);
    border-radius: var(--kxfan-radius-lg);
    border: 1px solid var(--kxfan-border);
}

.kxfan_neu_info_box i {
    font-size: 20px;
    flex-shrink: 0;
}

/* 标签提示 */
.kxfan_neu_label_hint {
    display: block;
    font-size: 12px;
    color: var(--kxfan-text-muted);
    margin-top: 4px;
}

/* ========== 客户端列表页：页面容器 ========== */
.kxfan_client_list_page {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--kxfan-space-xl) var(--kxfan-space-lg);
}
@media (max-width: 768px) {
    .kxfan_client_list_page { padding: var(--kxfan-space-md); }
}

/* --primary (紫色) */
.kxfan_stat_card--primary::before { background: linear-gradient(180deg, #8b5cf6, #6366f1); }
.kxfan_stat_icon--primary { color: #8b5cf6; background: rgba(139,92,246,0.12); }

/* --success (绿色) */
.kxfan_stat_card--success::before { background: linear-gradient(180deg, #10b981, #059669); }
.kxfan_stat_icon--success { color: #10b981; background: rgba(16,185,129,0.12); }

/* --warning (琥珀/橙色) */
.kxfan_stat_card--warning::before { background: linear-gradient(180deg, #f59e0b, #d97706); }
.kxfan_stat_icon--warning { color: #f59e0b; background: rgba(245,158,11,0.12); }

/* --info (青蓝色) */
.kxfan_stat_card--info::before { background: linear-gradient(180deg, #06b6d4, #0891b2); }
.kxfan_stat_icon--info { color: #06b6d4; background: rgba(6,182,212,0.12); }

/* ========== 统计卡片内部布局 ========== */
.kxfan_stat_card_body {
    display: flex;
    align-items: flex-start;
    gap: var(--kxfan-space-md);
}

.kxfan_stat_info {
    flex: 1;
    display: flex;
    flex-direction: column;
}

/* ========== 响应式统计网格 ========== */
@media (max-width: 1024px) {
    .kxfan_client_stats_grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
    .kxfan_client_stats_grid { grid-template-columns: 1fr; }
}

/* ══════════════════════════════════════════════════════════
   第十五层：客户端列表页 - 企业级表格视图 v4.0
   ══════════════════════════════════════════════════════════ */

/* ========== Hero Cyan 主题变体 ========== */
.kxfan_neu_hero--cyan {
    background: linear-gradient(135deg, #06b6d4 0%, #0891b2 40%, #0e7490 100%);
}

/* ========== 统计卡片网格 ========== */
.kxfan_client_stats_grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--kxfan-space-lg);
    margin-bottom: var(--kxfan-space-xl);
}

@media (max-width: 1024px) {
    .kxfan_client_stats_grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .kxfan_client_stats_grid {
        grid-template-columns: 1fr;
    }
}

.kxfan_stat_card_body {
    display: flex;
    align-items: center;
    gap: var(--kxfan-space-md);
}

.kxfan_stat_info {
    flex: 1;
}

.kxfan_stat_card--primary { border-left-color: var(--kxfan-primary); }
.kxfan_stat_card--success { border-left-color: var(--kxfan-success); }
.kxfan_stat_card--warning { border-left-color: var(--kxfan-warning); }
.kxfan_stat_card--info { border-left-color: #3b82f6; }

.kxfan_stat_icon--primary { background: rgba(99, 102, 241, 0.1); color: var(--kxfan-primary); }
.kxfan_stat_icon--success { background: rgba(16, 185, 129, 0.1); color: var(--kxfan-success); }
.kxfan_stat_icon--warning { background: rgba(245, 158, 11, 0.1); color: var(--kxfan-warning); }
.kxfan_stat_icon--info { background: rgba(59, 130, 246, 0.1); color: #3b82f6; }

/* ========== 高级筛选面板 ========== */
.kxfan_client_filter_panel {
    background: var(--kxfan-bg-card);
    border-radius: var(--kxfan-radius-xl);
    box-shadow: var(--kxfan-shadow-raised-sm);
    margin-bottom: var(--kxfan-space-lg);
    overflow: hidden;
    transition: all 0.3s ease;
}

.kxfan_client_filter_header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--kxfan-space-md) var(--kxfan-space-lg);
    cursor: pointer;
    user-select: none;
    border-bottom: 1px solid transparent;
    transition: border-color 0.3s ease;
}

.kxfan_client_filter_header:hover {
    border-bottom-color: var(--kxfan-border-subtle);
}

.kxfan_client_filter_toggle {
    display: inline-flex;
    align-items: center;
    gap: var(--kxfan-space-sm);
    padding: var(--kxfan-space-xs) var(--kxfan-space-md);
    border: none;
    border-radius: var(--kxfan-radius-full);
    background: var(--kxfan-bg-base);
    color: var(--kxfan-text-primary);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.25s ease;
}

.kxfan_client_filter_toggle i:first-child {
    color: var(--kxfan-primary);
}

.kxfan_client_filter_arrow {
    font-size: 10px;
    transition: transform 0.3s ease;
}

.kxfan_client_filter_toggle[aria-expanded="true"] .kxfan_client_filter_arrow {
    transform: rotate(180deg);
}

.kxfan_client_filter_active_count {
    font-size: 12px;
    padding: 2px 10px;
    border-radius: var(--kxfan-radius-full);
    background: rgba(99, 102, 241, 0.1);
    color: var(--kxfan-primary);
    font-weight: 600;
}

.kxfan_client_filter_form {
    padding: 0 var(--kxfan-space-lg) var(--kxfan-space-lg);
}

.kxfan_client_filter_body {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s cubic-bezier(0.4, 0, 0.2, 1),
                padding 0.35s ease;
    padding: 0 var(--kxfan-space-lg);
}

.kxfan_client_filter_body.is-expanded {
    max-height: 500px;
    padding: var(--kxfan-space-md) var(--kxfan-space-lg);
    border-top: 1px solid var(--kxfan-border-subtle);
}

.kxfan_client_filter_row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--kxfan-space-md);
    margin-bottom: var(--kxfan-space-md);
}

.kxfan_client_filter_row:last-child {
    margin-bottom: 0;
}

.kxfan_client_filter_row--primary {
    grid-template-columns: 1fr;
}

.kxfan_client_filter_field--wide {
    width: 100%;
}

.kxfan_client_filter_label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    font-weight: 600;
    color: var(--kxfan-text-secondary);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.kxfan_client_filter_label i {
    font-size: 11px;
    color: var(--kxfan-text-muted);
}

.kxfan_client_input {
    width: 100%;
    height: 38px;
    padding: 0 var(--kxfan-space-md);
    border: 1px solid var(--kxfan-border);
    border-radius: var(--kxfan-radius-md);
    background: var(--kxfan-bg-base);
    color: var(--kxfan-text-primary);
    font-size: 13px;
    outline: none;
    transition: all 0.25s ease;
    position: relative;
}

.kxfan_client_input:focus {
    border-color: var(--kxfan-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.12);
}

.kxfan_client_input::placeholder {
    color: var(--kxfan-text-muted);
}

.kxfan_client_input--sm {
    height: 32px;
    font-size: 12px;
    padding: 0 var(--kxfan-space-sm);
}

.kxfan_client_input_clear {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    border: none;
    border-radius: 50%;
    background: var(--kxfan-border);
    color: var(--kxfan-text-secondary);
    font-size: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.2s ease;
}

.kxfan_client_input:focus ~ .kxfan_client_input_clear,
.kxfan_client_input_clear:hover {
    opacity: 1;
}

.kxfan_client_select_wrap {
    position: relative;
}

.kxfan_client_select {
    width: 100%;
    height: 38px;
    padding: 0 var(--kxfan-space-md) 0 36px;
    border: 1px solid var(--kxfan-border);
    border-radius: var(--kxfan-radius-md);
    background: var(--kxfan-bg-base);
    color: var(--kxfan-text-primary);
    font-size: 13px;
    appearance: none;
    -webkit-appearance: none;
    cursor: pointer;
    outline: none;
    transition: all 0.25s ease;
}

.kxfan_client_select:focus {
    border-color: var(--kxfan-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.12);
}

.kxfan_client_select_wrap::after {
    content: '\f078';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    font-size: 10px;
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--kxfan-text-muted);
    pointer-events: none;
}

.kxfan_client_select--sm {
    height: 32px;
    font-size: 12px;
    padding: 0 28px 0 var(--kxfan-space-sm);
}

.kxfan_client_select_wrap--sm::after {
    font-size: 9px;
    right: 10px;
}

.kxfan_client_date_range {
    display: flex;
    align-items: center;
    gap: 6px;
}

.kxfan_client_date_sep {
    font-size: 12px;
    color: var(--kxfan-text-muted);
    white-space: nowrap;
}

.kxfan_client_filter_actions {
    display: flex;
    align-items: center;
    gap: var(--kxfan-space-md);
    padding-top: var(--kxfan-space-md);
    border-top: 1px solid var(--kxfan-border-subtle);
}

/* ========== 批量操作栏 ========== */
.kxfan_batch_bar {
    display: none;
    align-items: center;
    justify-content: space-between;
    padding: var(--kxfan-space-md) var(--kxfan-space-lg);
    background: linear-gradient(135deg, #eff6ff, #f0f9ff);
    border: 1px solid #bfdbfe;
    border-radius: var(--kxfan-radius-lg);
    margin-bottom: var(--kxfan-space-md);
    animation: kxfan_batch_slide_in 0.3s ease-out;
}

.kxfan_batch_bar.is-visible {
    display: flex;
}

@keyframes kxfan_batch_slide_in {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

.kxfan_batch_bar_left {
    display: flex;
    align-items: center;
    gap: var(--kxfan-space-md);
}

.kxfan_batch_selected_count {
    font-size: 14px;
    font-weight: 600;
    color: var(--kxfan-text-primary);
}

.kxfan_batch_selected_count strong {
    color: var(--kxfan-primary);
    font-size: 18px;
}

.kxfan_batch_clear_btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 12px;
    border: 1px solid var(--kxfan-border);
    border-radius: var(--kxfan-radius-full);
    background: var(--kxfan-bg-card);
    color: var(--kxfan-text-secondary);
    font-size: 12px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.kxfan_batch_clear_btn:hover {
    border-color: var(--kxfan-danger);
    color: var(--kxfan-danger);
}

.kxfan_batch_bar_right {
    display: flex;
    align-items: center;
    gap: var(--kxfan-space-sm);
    flex-wrap: wrap;
}

.kxfan_batch_action_group {
    display: flex;
    align-items: center;
    gap: var(--kxfan-space-xs);
    padding-right: var(--kxfan-space-md);
    border-right: 1px solid var(--kxfan-border);
}

.kxfan_batch_label {
    font-size: 12px;
    font-weight: 600;
    color: var(--kxfan-text-secondary);
    white-space: nowrap;
}

.kxfan_batch_btn {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 6px 14px;
    border: 1px solid var(--kxfan-border);
    border-radius: var(--kxfan-radius-md);
    background: var(--kxfan-bg-card);
    color: var(--kxfan-text-primary);
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.2s ease;
}

.kxfan_batch_btn:hover {
    border-color: var(--kxfan-primary);
    color: var(--kxfan-primary);
    background: rgba(99, 102, 241, 0.05);
}

.kxfan_batch_btn--move:hover {
    border-color: #f59e0b;
    color: #d97706;
    background: rgba(245, 158, 11, 0.05);
}

.kxfan_batch_btn--enable:hover {
    border-color: var(--kxfan-success);
    color: var(--kxfan-success);
    background: rgba(16, 185, 129, 0.05);
}

.kxfan_batch_btn--disable:hover {
    border-color: var(--kxfan-warning);
    color: var(--kxfan-warning);
    background: rgba(245, 158, 11, 0.05);
}

.kxfan_batch_btn--export:hover {
    border-color: #3b82f6;
    color: #2563eb;
    background: rgba(59, 130, 246, 0.05);
}

.kxfan_batch_btn--danger {
    border-color: #fecaca;
    color: #dc2626;
    background: #fef2f2;
}

.kxfan_batch_btn--danger:hover {
    border-color: #ef4444;
    background: #fee2e2;
}

/* ========== 数据表格 ========== */
.kxfan_client_table_section {
    background: var(--kxfan-bg-card);
    border-radius: var(--kxfan-radius-xl);
    box-shadow: var(--kxfan-shadow-raised-sm);
    overflow: hidden;
}

.kxfan_client_table_header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--kxfan-space-lg) var(--kxfan-space-xl);
    border-bottom: 1px solid var(--kxfan-border-subtle);
}

.kxfan_client_table_title {
    display: flex;
    align-items: center;
    gap: var(--kxfan-space-sm);
    font-size: 16px;
    font-weight: 700;
    color: var(--kxfan-text-primary);
    margin: 0;
}

.kxfan_client_table_title i {
    color: var(--kxfan-primary);
}

.kxfan_client_table_count {
    font-size: 12px;
    font-weight: 400;
    color: var(--kxfan-text-muted);
    padding: 2px 10px;
    border-radius: var(--kxfan-radius-full);
    background: var(--kxfan-bg-base);
}

.kxfan_data_table_wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.kxfan_data_table {
    width: 100%;
    border-collapse: collapse;
    table-layout: fixed;
}

.kxfan_data_table thead {
    background: var(--kxfan-bg-elevated);
}

.kxfan_data_table__th {
    padding: var(--kxfan-space-md) var(--kxfan-space-lg);
    text-align: left;
    font-size: 12px;
    font-weight: 700;
    color: var(--kxfan-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
    border-bottom: 2px solid var(--kxfan-border);
    position: relative;
}

.kxfan_data_table__th--checkbox {
    width: 48px;
    text-align: center;
}

.kxfan_data_table__th--center {
    text-align: center;
}

.kxfan_data_table__th--actions {
    width: 140px;
    text-align: center;
}

.kxfan_sort_link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    color: inherit;
    text-decoration: none;
    transition: color 0.2s ease;
}

.kxfan_sort_link:hover {
    color: var(--kxfan-primary);
}

.kxfan_sort_active {
    color: var(--kxfan-primary);
}

.kxfan_checkbox {
    width: 16px;
    height: 16px;
    accent-color: var(--kxfan-primary);
    cursor: pointer;
}

.kxfan_data_table__td {
    padding: var(--kxfan-space-md) var(--kxfan_space-lg);
    font-size: 13px;
    color: var(--kxfan_text_primary);
    vertical-align: middle;
    border-bottom: 1px solid var(--kxfan-border-subtle);
    transition: background 0.15s ease;
}

.kxfan_data_table__td--center {
    text-align: center;
}

.kxfan_data_table__td--actions {
    text-align: center;
}

.kxfan_data_table__row {
    transition: background 0.15s ease;
}

.kxfan_data_table__row:hover {
    background: var(--kxfan-bg-elevated);
}

.kxfan_data_table__row.selected {
    background: rgba(99, 102, 241, 0.06);
}

.kxfan_data_table__row--disabled {
    opacity: 0.55;
}

.kxfan_data_table__row--disabled .kxfan_client_site_name {
    text-decoration: line-through;
}

/* 客户端名称单元格 */
.kxfan_client_name_cell {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.kxfan_client_site_name {
    font-size: 14px;
    font-weight: 600;
    color: var(--kxfan-text-primary);
}

.kxfan_client_uid {
    font-size: 11px;
    color: var(--kxfan-text-muted);
    background: var(--kxfan-bg-base);
    padding: 1px 6px;
    border-radius: 3px;
    font-family: 'JetBrains Mono', monospace;
    width: fit-content;
}

.kxfan_client_project_tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 11px;
    color: var(--kxfan-text-muted);
    margin-top: 2px;
}

.kxfan_client_project_tag i {
    font-size: 10px;
}

/* 版本单元格 */
.kxfan_client_version_cell {
    display: flex;
    align-items: center;
    gap: 8px;
}

.kxfan_client_version {
    font-family: 'JetBrains Mono', monospace;
    font-size: 13px;
    font-weight: 600;
    color: var(--kxfan-text-primary);
}

.kxfan_client_version_type {
    font-size: 10px;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: var(--kxfan-radius-full);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.kxfan_client_version_type--stable {
    background: rgba(16, 185, 129, 0.1);
    color: #059669;
}

.kxfan_client_version_type--beta {
    background: rgba(59, 130, 246, 0.1);
    color: #2563eb;
}

.kxfan_client_version_type--alpha {
    background: rgba(156, 163, 175, 0.15);
    color: #6b7280;
}

.kxfan_client_version_type--rc {
    background: rgba(168, 85, 247, 0.1);
    color: #7c3aed;
}

/* 分组标签 */
.kxfan_group_tag {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 10px;
    border-radius: var(--kxfan-radius-full);
    font-size: 11px;
    font-weight: 600;
    background: color-mix(in srgb, var(--tag-color, #667eea) 12%, transparent);
    color: var(--tag-color, #667eea);
    border: 1px solid color-mix(in srgb, var(--tag-color, #667eea) 30%, transparent);
}

.kxfan_group_tag i {
    font-size: 10px;
}

.kxfan_group_tag--none {
    background: var(--kxfan-bg-base);
    color: var(--kxfan-text-muted);
    border-color: var(--kxfan-border);
}

/* 时间单元格 */
.kxfan_client_time_cell {
    min-width: 80px;
}

.kxfan_client_relative_time {
    font-size: 13px;
    color: var(--kxfan-text-secondary);
    cursor: default;
}

/* 在线状态指示器 */
.kxfan_online_status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    border-radius: var(--kxfan-radius-full);
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
}

.kxfan_online_dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    animation: kxfan_online_pulse 2s ease-in-out infinite;
}

@keyframes kxfan_online_pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.kxfan_online_status--active {
    background: rgba(16, 185, 129, 0.1);
    color: #059669;
}

.kxfan_online_status--active .kxfan_online_dot {
    background: #10b981;
    box-shadow: 0 0 6px rgba(16, 185, 129, 0.5);
}

.kxfan_online_status--inactive {
    background: rgba(156, 163, 175, 0.1);
    color: #9ca3af;
}

.kxfan_online_status--inactive .kxfan_online_dot {
    background: #9ca3af;
    animation: none;
}

.kxfan_online_text {
    font-size: 11px;
}

/* IP地址 */
.kxfan_client_ip {
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    color: var(--kxfan-text-secondary);
}

/* 操作按钮组 */
.kxfan_client_actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
}

.kxfan_btn_view_detail:hover {
    color: var(--kxfan-primary);
    background: rgba(99, 102, 241, 0.08);
}

.kxfan_btn--danger-text {
    color: var(--kxfan-text-secondary);
}

.kxfan_btn--danger-text:hover {
    color: #ef4444;
    background: rgba(239, 68, 68, 0.08);
}

/* ========== 分页 ========== */
.kxfan_pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--kxfan-space-sm);
    padding: var(--kxfan-space-lg);
    border-top: 1px solid var(--kxfan-border-subtle);
}

.kxfan_page_btn {
    min-width: 36px;
    height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--kxfan-border);
    border-radius: var(--kxfan-radius-md);
    color: var(--kxfan-text-secondary);
    text-decoration: none;
    font-size: 13px;
    transition: all 0.2s ease;
}

.kxfan_page_btn:hover {
    border-color: var(--kxfan-primary);
    color: var(--kxfan-primary);
    background: rgba(99, 102, 241, 0.05);
}

.kxfan_page_info {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 0 var(--kxfan-space-sm);
    font-size: 13px;
    color: var(--kxfan-text-muted);
}

.kxfan_page_num {
    min-width: 36px;
    font-weight: 500;
}

.kxfan_page_num--active {
    background: var(--kxfan-primary);
    border-color: var(--kxfan-primary);
    color: #fff;
    cursor: default;
}

.kxfan_page_btn--disabled {
    opacity: 0.4;
    cursor: not-allowed;
    pointer-events: none;
}

.kxfan_page_ellipsis {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    color: var(--kxfan-text-muted);
    font-size: 13px;
    user-select: none;
}

.kxfan_page_current {
    font-size: 16px;
    font-weight: 700;
    color: var(--kxfan-primary);
}

.kxfan_page_separator,
.kxfan_page_total {
    font-size: 13px;
    color: var(--kxfan-text-muted);
}

/* ========== 空状态 ========== */
.kxfan_empty_state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 80px 40px;
    text-align: center;
}

.kxfan_empty_state_illustration {
    position: relative;
    margin-bottom: var(--kxfan-space-xl);
}

.kxfan_empty_state_icon {
    width: 96px;
    height: 96px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--kxfan-bg-elevated);
    color: var(--kxfan-text-muted);
    font-size: 36px;
    animation: kxfan_empty_float 4s ease-in-out infinite;
}

@keyframes kxfan_empty_float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.kxfan_empty_state_particles {
    position: absolute;
    inset: -20px;
    pointer-events: none;
}

.kxfan_empty_state_particles span {
    position: absolute;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--kxfan-primary);
    opacity: 0.2;
    animation: kxfan_empty_particle_float 3s ease-in-out infinite;
}

.kxfan_empty_state_particles span:nth-child(1) { top: 10%; left: 20%; animation-delay: 0s; }
.kxfan_empty_state_particles span:nth-child(2) { top: 20%; right: 15%; animation-delay: 0.5s; }
.kxfan_empty_state_particles span:nth-child(3) { bottom: 25%; left: 10%; animation-delay: 1s; }
.kxfan_empty_state_particles span:nth-child(4) { bottom: 15%; right: 25%; animation-delay: 1.5s; }
.kxfan_empty_state_particles span:nth-child(5) { top: 45%; left: 5%; animation-delay: 2s; }
.kxfan_empty_state_particles span:nth-child(6) { top: 40%; right: 5%; animation-delay: 2.5s; }

@keyframes kxfan_empty_particle_float {
    0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.2; }
    50% { transform: translate(5px, -10px) scale(1.3); opacity: 0.5; }
}

.kxfan_empty_state_title {
    font-size: 18px;
    font-weight: 700;
    color: var(--kxfan-text-primary);
    margin: 0 0 var(--kxfan-space-sm);
}

.kxfan_empty_state_desc {
    font-size: 14px;
    color: var(--kxfan-text-secondary);
    max-width: 380px;
    line-height: 1.6;
    margin: 0 0 var(--kxfan-space-lg);
}

.kxfan_empty_state_guide {
    display: flex;
    flex-direction: column;
    gap: var(--kxfan-space-sm);
    margin-bottom: var(--kxfan-space-xl);
}

.kxfan_empty_state_step {
    display: flex;
    align-items: center;
    gap: var(--kxfan-space-sm);
    font-size: 13px;
    color: var(--kxfan-text-secondary);
}

.kxfan_empty_state_step_num {
    width: 22px;
    height: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(99, 102, 241, 0.1);
    color: var(--kxfan-primary);
    font-size: 11px;
    font-weight: 700;
    flex-shrink: 0;
}

/* ========== 详情侧边栏 ========== */
.kxfan_detail_sidebar {
    position: fixed;
    top: 0;
    right: 0;
    width: 420px;
    max-width: 90vw;
    height: 100vh;
    background: var(--kxfan-bg-card);
    box-shadow: -8px 0 32px rgba(0, 0, 0, 0.12);
    z-index: 1050;
    display: flex;
    flex-direction: column;
    transform: translateX(100%);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.kxfan_detail_sidebar.is-open {
    transform: translateX(0);
}

.kxfan_detail_sidebar_header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--kxfan-space-lg) var(--kxfan-space-xl);
    border-bottom: 1px solid var(--kxfan-border-subtle);
    flex-shrink: 0;
}

.kxfan_detail_sidebar_title {
    display: flex;
    align-items: center;
    gap: var(--kxfan-space-sm);
    font-size: 16px;
    font-weight: 700;
    margin: 0;
    color: var(--kxfan-text-primary);
}

.kxfan_detail_sidebar_title i {
    color: var(--kxfan-primary);
}

.kxfan_detail_sidebar_close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    border-radius: var(--kxfan-radius-md);
    background: var(--kxfan-bg-base);
    color: var(--kxfan-text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
}

.kxfan_detail_sidebar_close:hover {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
}

.kxfan_detail_sidebar_body {
    flex: 1;
    overflow-y: auto;
    padding: var(--kxfan-space-lg) var(--kxfan-space-xl);
}

.kxfan_detail_loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--kxfan-space-md);
    padding: 60px 0;
    color: var(--kxfan-text-muted);
    font-size: 14px;
}

.kxfan_detail_loading i {
    font-size: 28px;
    color: var(--kxfan-primary);
}

.kxfan_detail_overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.3);
    z-index: 1040;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.kxfan_detail_overlay.is-visible {
    opacity: 1;
    visibility: visible;
}

/* 详情侧边栏内容区块 */
.kxfan_detail_section {
    margin-bottom: var(--kxfan-space-xl);
}

.kxfan_detail_section:last-child {
    margin-bottom: 0;
}

.kxfan_detail_section_title {
    display: flex;
    align-items: center;
    gap: var(--kxfan-space-sm);
    font-size: 13px;
    font-weight: 700;
    color: var(--kxfan-text-primary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: var(--kxfan-space-md);
    padding-bottom: var(--kxfan-space-sm);
    border-bottom: 2px solid var(--kxfan-primary);
}

.kxfan_detail_section_title i {
    font-size: 12px;
    color: var(--kxfan-primary);
}

.kxfan_detail_info_row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    padding: var(--kxfan-space-sm) 0;
    font-size: 13px;
}

.kxfan_detail_info_row + .kxfan_detail_info_row {
    border-top: 1px dashed var(--kxfan-border-subtle);
}

.kxfan_detail_info_label {
    color: var(--kxfan-text-secondary);
    flex-shrink: 0;
    margin-right: var(--kxfan-space-md);
}

.kxfan_detail_info_value {
    color: var(--kxfan-text-primary);
    font-weight: 500;
    word-break: break-all;
    text-align: right;
}

.kxfan_detail_timeline {
    position: relative;
    padding-left: var(--kxfan-space-lg);
}

.kxfan_detail_timeline::before {
    content: '';
    position: absolute;
    left: 6px;
    top: 6px;
    bottom: 6px;
    width: 2px;
    background: var(--kxfan-border);
    border-radius: 1px;
}

.kxfan_detail_timeline_item {
    position: relative;
    padding-bottom: var(--kxfan-space-md);
}

.kxfan_detail_timeline_item:last-child {
    padding-bottom: 0;
}

.kxfan_detail_timeline_item::before {
    content: '';
    position: absolute;
    left: calc(-1 * var(--kxfan-space-lg) + 3px);
    top: 5px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--kxfan-bg-card);
    border: 2px solid var(--kxfan-primary);
    z-index: 1;
}

.kxfan_detail_timeline_time {
    font-size: 11px;
    color: var(--kxfan-text-muted);
    margin-bottom: 2px;
}

.kxfan_detail_timeline_content {
    font-size: 13px;
    color: var(--kxfan-text-primary);
}

.kxfan_detail_quick_actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--kxfan-space-sm);
    padding-top: var(--kxfan-space-md);
    border-top: 1px solid var(--kxfan-border-subtle);
}

.kxfan_detail_quick_action {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 6px 14px;
    border: 1px solid var(--kxfan-border);
    border-radius: var(--kxfan-radius-md);
    background: var(--kxfan-bg-base);
    color: var(--kxfan-text-secondary);
    font-size: 12px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.kxfan_detail_quick_action:hover {
    border-color: var(--kxfan-primary);
    color: var(--kxfan-primary);
}

.kxfan_detail_quick_action--danger:hover {
    border-color: #ef4444;
    color: #ef4444;
}

/* ══════════════════════════════════════════════════════════
   第十五点五层：Statistics 统计面板 - 拟态UI v1.0
   ══════════════════════════════════════════════════════════ */

/* ========== A. 页面容器 ========== */
.kxfan_neu_statistics_page {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--kxfan-space-xl) var(--kxfan-space-lg);
}
@media (max-width: 768px) {
    .kxfan_neu_statistics_page { padding: var(--kxfan-space-md); }
}

/* ========== B. Hero Pink 变体 ========== */
.kxfan_neu_hero--pink {
    background: linear-gradient(135deg, #ec4899 0%, #db2777 40%, #be185d 100%);
}

/* ========== C. Neu Search Panel 扩展组件 ========== */
.kxfan_neu_search_form { display: flex; flex-direction: column; gap: var(--kxfan-space-md); }
.kxfan_neu_search_main { display: flex; flex-wrap: wrap; gap: var(--kxfan-space-md); align-items: flex-end; flex: 1; }
.kxfan_neu_search_filters { display: flex; flex-wrap: wrap; gap: var(--kxfan-space-md); flex: 1; min-width: 0; }
.kxfan_neu_select_wrap { position: relative; min-width: 160px; }
.kxfan_neu_select {
    width: 100%;
    height: 44px;
    padding: 0 36px 0 14px;
    background: var(--kxfan-bg-card);
    border: 1px solid var(--kxfan-border-subtle);
    border-radius: var(--kxfan-radius-md);
    font-size: 14px;
    color: var(--kxfan-text-primary);
    appearance: none;
    cursor: pointer;
    box-shadow: var(--kxfan-shadow-inset-sm);
    transition: var(--kxfan-transition-base);
}
.kxfan_neu_select:focus { outline: none; border-color: var(--kxfan-primary); box-shadow: 0 0 0 3px rgba(139,92,246,0.15); }
.kxfan_date_range_wrap { display: flex; align-items: center; gap: var(--kxfan-space-sm); }
.kxfan_date_range_wrap--hidden { display: none; }
.kxfan_date_sep { color: var(--kxfan-text-muted); font-size: 13px; user-select: none; }
.kxfan_neu_search_actions { display: flex; gap: var(--kxfan-space-sm); flex-shrink: 0; align-items: center; }

/* ========== D. 按钮变体（outline / sm / danger）========== */
.kxfan_neu_btn--outline {
    background: transparent !important;
    color: var(--kxfan-text-secondary) !important;
    border: 1.5px solid var(--kxfan-border-strong) !important;
    box-shadow: none !important;
}
.kxfan_neu_btn--outline:hover {
    border-color: var(--kxfan-primary) !important;
    color: var(--kxfan-primary) !important;
    background: rgba(139,92,246,0.04) !important;
    transform: translateY(-1px);
}
.kxfan_neu_btn_sm, .kxfan_neu_btn--sm {
    height: 34px !important;
    padding: 0 14px !important;
    font-size: 13px !important;
    border-radius: var(--kxfan-radius-sm) !important;
}
.kxfan_neu_btn_danger, .kxfan_neu_btn--danger {
    background: linear-gradient(135deg, #ef4444, #dc2626) !important;
    color: white !important;
    border-color: transparent !important;
}
.kxfan_neu_btn_danger:hover, .kxfan_neu_btn--danger:hover {
    background: linear-gradient(135deg, #dc2626, #b91c1c) !important;
    box-shadow: 0 4px 15px rgba(239,68,68,0.35) !important;
}

/* ========== E. Neu Stats 网格和颜色变体 ========== */
.kxfan_neu_stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--kxfan-space-lg);
    margin-bottom: var(--kxfan-space-xl);
}
@media (max-width: 1200px) { .kxfan_neu_stats { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .kxfan_neu_stats { grid-template-columns: 1fr; } }

/* pink */
.kxfan_neu_stat_card--pink .kxfan_neu_stat_card_inner::after { background: linear-gradient(135deg, rgba(236,72,153,0.08), transparent 60%); }
.kxfan_stat_icon--gradient-pink { background: linear-gradient(135deg, #ec4899, #db2777); color: white; }
/* emerald */
.kxfan_neu_stat_card--emerald .kxfan_neu_stat_card_inner::after { background: linear-gradient(135deg, rgba(16,185,129,0.08), transparent 60%); }
.kxfan_stat_icon--gradient-emerald { background: linear-gradient(135deg, #10b981, #059669); color: white; }
/* blue */
.kxfan_neu_stat_card--blue .kxfan_neu_stat_card_inner::after { background: linear-gradient(135deg, rgba(59,130,246,0.08), transparent 60%); }
.kxfan_stat_icon--gradient-blue { background: linear-gradient(135deg, #3b82f6, #2563eb); color: white; }
/* amber */
.kxfan_neu_stat_card--amber .kxfan_neu_stat_card_inner::after { background: linear-gradient(135deg, rgba(245,158,11,0.08), transparent 60%); }
.kxfan_stat_icon--gradient-amber { background: linear-gradient(135deg, #f59e0b, #d97706); color: white; }

/* ========== F. Stat Unit ========== */
.kxfan_stat_unit { font-size: 18px; font-weight: 400; color: var(--kxfan-text-muted); margin-left: 2px; }

/* ========== G. Statistics Charts Grid ========== */
.kxfan_statistics_charts_grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(420px, 1fr));
    gap: var(--kxfan-space-lg);
    margin-bottom: var(--kxfan-space-xl);
}
@media (max-width: 768px) {
    .kxfan_statistics_charts_grid { grid-template-columns: 1fr; }
}

/* ══════════════════════════════════════════════════════════
   第十六层：项目管理表单 - 企业级 v4.0（方案B精品定制法）
   ══════════════════════════════════════════════════════════ */

/* ========== 表单页面整体布局 ========== */
.kxfan_neu_form_page {
    margin: 0 auto;
    position: relative;
}

/* ========== 项目表单布局：主内容 + 预览侧边栏 ========== */
.kxfan_project_form_layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: var(--kxfan-space-lg);
    align-items: start;
}

.kxfan_project_form_main {
    min-width: 0;
}

/* ========== 表单步骤指示器（表头内嵌）========== */
.kxfan_project_form_steps {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
}

.kxfan_step_hint {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 5px 10px;
    border-radius: 16px;
    background: var(--kxfan-bg-base);
    color: var(--kxfan-text-muted);
    font-weight: 500;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.kxfan_step_hint--active {
    background: linear-gradient(135deg, rgba(99,102,241,0.15), rgba(139,92,246,0.1));
    color: var(--kxfan-primary);
    font-weight: 700;
}

.kxfan_step_sep {
    width: 20px;
    height: 2px;
    background: var(--kxfan-border-subtle);
    border-radius: 1px;
}

/* ========== 字段网格（表单内）========== */
.kxfan_neu_form_fields {
    flex-wrap: wrap;
    gap: 22px;
}

.kxfan_neu_form_fields > .kxfan_field_group {
    flex: 1 1 auto;
    min-width: 200px;
}

.kxfan_neu_form_fields > .kxfan_field_group--full {
    flex: 1 1 100%;
}

@media (min-width: 1400px) {
    .kxfan_neu_form_fields {
        gap: 26px;
    }
}

/* ========== 项目类型选择卡片 ========== */
.kxfan_type_card_grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 14px;
}

.kxfan_type_card {
    cursor: pointer;
    position: relative;
}

.kxfan_type_card input[type="radio"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.kxfan_type_card_inner {
    padding: 18px 14px;
    background: var(--kxfan-bg-base);
    border: 2px solid transparent;
    border-radius: 14px;
    text-align: center;
    box-shadow: var(--kxfan_shadow-inset-sm);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.kxfan_type_card_icon {
    width: 44px;
    height: 44px;
    margin: 0 auto 10px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: var(--kxfan-text-muted);
    background: var(--kxfan-bg-elevated);
    transition: all 0.3s ease;
}

.kxfan_type_card_name {
    display: block;
    font-size: 13px;
    font-weight: 700;
    color: var(--kxfan-text-primary);
    margin-bottom: 3px;
}

.kxfan_type_card_desc {
    display: block;
    font-size: 11px;
    color: var(--kxfan-text-muted);
}

.kxfan_type_card:hover .kxfan_type_card_inner {
    border-color: var(--kxfan-primary-light);
    background: var(--kxfan-bg-elevated);
}

.kxfan_type_card:hover .kxfan_type_card_icon {
    transform: scale(1.08);
}

.kxfan_type_card--active .kxfan_type_card_inner {
    border-color: var(--kxfan-primary);
    background: linear-gradient(135deg, rgba(99,102,241,0.06), rgba(139,92,246,0.10));
    box-shadow: var(--kxfan_shadow-raised-sm);
}

.kxfan_type_card--active .kxfan_type_card_icon {
    color: var(--kxfan-primary);
    background: linear-gradient(135deg, rgba(99,102,241,0.15), rgba(139,92,246,0.10));
    box-shadow: 0 2px 8px rgba(99,102,241,0.2);
}

.kxfan_type_card--active .kxfan_type_card_name {
    color: var(--kxfan-primary);
}

/* ========== 版本号方案选择卡片 ========== */
.kxfan_scheme_card_grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
    gap: 14px;
}

.kxfan_scheme_card {
    cursor: pointer;
    position: relative;
}

.kxfan_scheme_card input[type="radio"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.kxfan_scheme_card_inner {
    padding: 18px 14px;
    background: var(--kxfan_bg-base);
    border: 2px solid transparent;
    border-radius: 14px;
    text-align: center;
    box-shadow: var(--kxfan_shadow-inset-sm);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.kxfan_scheme_card_inner strong {
    display: block;
    font-size: 14px;
    font-weight: 700;
    color: var(--kxfan_text-primary);
    margin-bottom: 6px;
}

.kxfan_scheme_card_inner code {
    display: inline-block;
    padding: 5px 12px;
    background: var(--kxfan_bg-sunken);
    border-radius: 8px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    font-weight: 600;
    color: var(--kxfan_primary);
    margin-bottom: 6px;
}

.kxfan_scheme_card_inner small {
    font-size: 11px;
    color: var(--kxfan_text-muted);
}

.kxfan_scheme_card:hover .kxfan_scheme_card_inner {
    border-color: var(--kxfan_primary-light);
    background: var(--kxfan_bg-elevated);
}

.kxfan_scheme_card--active .kxfan_scheme_card_inner {
    border-color: var(--kxfan_primary);
    background: linear-gradient(135deg, rgba(99,102,241,0.06), rgba(139,92,246,0.10));
    box-shadow: var(--kxfan_shadow-raised-sm);
}

/* ========== Toggle Switch 开关组 ========== */
.kxfan_toggle_grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 14px;
}

.kxfan_toggle_item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px 18px;
    background: var(--kxfan_bg-base);
    border: 2px solid transparent;
    border-radius: 14px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--kxfan_shadow-inset-sm);
}

.kxfan_toggle_item:hover {
    border-color: var(--kxfan_primary-light);
    background: var(--kxfan_bg-elevated);
}

.kxfan_toggle_item input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.kxfan_toggle_switch {
    flex-shrink: 0;
}

.kxfan_toggle_track {
    width: 48px;
    height: 26px;
    background: var(--kxfan_bg-sunken);
    border-radius: 13px;
    position: relative;
    cursor: pointer;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow:
        inset 2px 2px 4px rgba(163,177,198,0.4),
        inset -2px -2px 4px rgba(255,255,255,0.9);
}

.kxfan_toggle_thumb {
    position: absolute;
    top: 3px;
    left: 3px;
    width: 20px;
    height: 20px;
    background: var(--kxfan_bg-card);
    border-radius: 50%;
    box-shadow:
        2px 2px 4px rgba(163,177,198,0.4),
        -2px -2px 4px rgba(255,255,255,0.9);
    transition: all 0.35s cubic-bezier(0.68,-0.55,0.265,1.55);
}

.kxfan_toggle_item input:checked + .kxfan_toggle_switch .kxfan_toggle_track {
    background: linear-gradient(135deg, #10b981, #059669);
    box-shadow: none;
}

.kxfan_toggle_item input:checked + .kxfan_toggle_switch .kxfan_toggle_thumb {
    transform: translateX(22px);
    background: white;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.kxfan_toggle_info strong {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--kxfan_text-primary);
    margin-bottom: 2px;
}

.kxfan_toggle_info small {
    font-size: 12px;
    color: var(--kxfan_text-secondary);
}

/* ========== 权限范围选择网格 ========== */
.kxfan_permission_grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 14px;
}

.kxfan_permission_item {
    cursor: pointer;
    position: relative;
}

.kxfan_permission_item input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.kxfan_permission_inner {
    padding: 18px 16px;
    background: var(--kxfan_bg-base);
    border: 2px solid transparent;
    border-radius: 14px;
    text-align: center;
    box-shadow: var(--kxfan_shadow-inset-sm);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.kxfan_permission_inner i {
    font-size: 24px;
    color: var(--kxfan_text-muted);
    margin-bottom: 8px;
    display: block;
    transition: all 0.3s ease;
}

.kxfan_permission_inner strong {
    display: block;
    font-size: 13px;
    font-weight: 700;
    color: var(--kxfan_text-primary);
    margin-bottom: 3px;
}

.kxfan_permission_inner small {
    font-size: 11px;
    color: var(--kxfan_text-muted);
}

.kxfan_permission_item:hover .kxfan_permission_inner {
    border-color: var(--kxfan_primary-light);
    background: var(--kxfan_bg-elevated);
}

.kxfan_permission_item--checked .kxfan_permission_inner {
    border-color: var(--kxfan_primary);
    background: linear-gradient(135deg, rgba(99,102,241,0.06), rgba(139,92,246,0.10));
    box-shadow: var(--kxfan_shadow-raised-sm);
}

.kxfan_permission_item--checked .kxfan_permission_inner i {
    color: var(--kxfan_primary);
    transform: scale(1.1);
}

/* ========== Logo 上传区域 ========== */
.kxfan_logo_upload_area {
    display: flex;
    align-items: center;
    gap: 12px;
}

.kxfan_logo_preview {
    width: 100px;
    height: 100px;
    border-radius: 14px;
    overflow: hidden;
    border: 2px dashed var(--kxfan_border-strong);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    background: var(--kxfan_bg-base);
}

.kxfan_logo_preview:hover {
    border-color: var(--kxfan_primary);
    background: var(--kxfan_bg-elevated);
}

.kxfan_logo_placeholder {
    text-align: center;
    padding: 12px;
}

.kxfan_logo_placeholder i {
    font-size: 28px;
    color: var(--kxfan_text-muted);
    display: block;
    margin-bottom: 6px;
}

.kxfan_logo_placeholder span {
    display: block;
    font-size: 11px;
    color: var(--kxfan_text-secondary);
    font-weight: 500;
}

.kxfan_logo_placeholder small {
    display: block;
    font-size: 10px;
    color: var(--kxfan_text-muted);
    margin-top: 4px;
}

.kxfan_logo_img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 12px;
}

/* ========== API Key 显示区域 ========== */
.kxfan_api_key_preview,
.kxfan_api_key_display {
    padding: 18px 20px;
    background: var(--kxfan_bg-base);
    border-radius: 14px;
    border: 1px solid var(--kxfan_border-subtle);
}

.kxfan_api_key_info {
    display: flex;
    align-items: center;
    gap: 14px;
}

.kxfan_api_key_icon {
    font-size: 28px;
    color: var(--kxfan_primary);
    opacity: 0.7;
}

.kxfan_api_key_text strong {
    display: block;
    font-size: 15px;
    color: var(--kxfan_text-primary);
    margin-bottom: 2px;
}

.kxfan_api_key_text p {
    font-size: 12px;
    color: var(--kxfan_text-secondary);
    margin: 0;
}

.kxfan_api_badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
}

.kxfan_api_badge--info {
    background: rgba(59,130,246,0.1);
    color: #3b82f6;
}

.kxfan_api_key_row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.kxfan_api_key_value code {
    font-family: 'JetBrains Mono', monospace;
    font-size: 13px;
    font-weight: 600;
    color: var(--kxfan_text-primary);
    word-break: break-all;
}

.kxfan_api_key_actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

/* ========== 可折叠区块 ========== */
.kxfan_section_collapsed .kxfan_section_collapsible_body {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1),
                opacity 0.25s ease;
    opacity: 0;
}

.kxfan_section_collapsible_header {
    cursor: pointer;
    user-select: none;
}

.kxfan_section_collapsible_header .kxfan_collapse_icon {
    font-size: 12px;
    transition: transform 0.3s ease;
    margin-left: 8px;
    color: var(--kxfan_text-muted);
}

.kxfan_section_collapsed .kxfan_section_collapsible_header .kxfan_collapse_icon {
    transform: rotate(-90deg);
}

/* ========== 标签徽章 ========== */
.kxfan_label_tag {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    vertical-align: middle;
    margin-left: 6px;
}

.kxfan_label_tag--advanced {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: white;
}

/* ========== 等宽字体文本域 ========== */
.kxfan_textarea_mono {
    font-family: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace !important;
    font-size: 13px !important;
    line-height: 1.6 !important;
    tab-size: 4;
}

/* ========== 禁用输入框样式 ========== */
.kxfan_input_disabled_wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.kxfan_input_disabled {
    background: var(--kxfan_bg-sunken) !important;
    color: var(--kxfan_text-tertiary) !important;
    cursor: not-allowed !important;
    opacity: 0.75;
}

.kxfan_input_disabled_badge {
    font-size: 11px;
    font-weight: 600;
    color: var(--kxfan_text-muted);
    background: var(--kxfan_bg-elevated);
    padding: 4px 10px;
    border-radius: 8px;
    white-space: nowrap;
    margin-left: 10px;
}

/* ========== 项目代码标签 ========== */
.kxfan_project_code_tag {
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    font-weight: 600;
    color: var(--kxfan_text-secondary);
    background: var(--kxfan_bg-base);
    padding: 4px 12px;
    border-radius: 8px;
    letter-spacing: 0.02em;
}

/* ========== 表单操作栏增强 ========== */
.kxfan_form_actions_left {
    margin-right: auto;
}

/* ========== 侧边栏实时预览 ========== */
.kxfan_project_preview_sidebar {
    position: sticky;
    top: calc(var(--kxfan_admin-header-height, 64px) + 16px);
}

.kxfan_preview_header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    background: var(--kxfan_bg-card);
    border-radius: 16px 16px 0 0;
    border-bottom: 1px solid var(--kxfan_border-subtle);
}

.kxfan_preview_header h3 {
    font-size: 14px;
    font-weight: 700;
    color: var(--kxfan_text-primary);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.kxfan_preview_header h3 i {
    color: var(--kxfan_primary);
    font-size: 13px;
}

.kxfan_preview_badge {
    font-size: 10px;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 10px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.kxfan_preview_badge--live {
    background: rgba(16,185,129,0.1);
    color: #10b981;
}

.kxfan_preview_body {
    background: var(--kxfan_bg-card);
    padding: 20px;
    border-radius: 0 0 16px 16px;
    box-shadow: var(--kxfan_shadow-raised-md);
}

.kxfan_preview_card {
    background: var(--kxfan_bg-base);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--kxfan_border-subtle);
    transition: all 0.3s ease;
}

.kxfan_preview_card_header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    background: linear-gradient(135deg, rgba(99,102,241,0.05), rgba(139,92,246,0.03));
    border-bottom: 1px solid var(--kxfan_border-subtle);
}

.kxfan_preview_logo {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: var(--kxfan_bg-elevated);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: var(--kxfan_text-muted);
    flex-shrink: 0;
}

.kxfan_preview_title_area h4 {
    font-size: 14px;
    font-weight: 700;
    color: var(--kxfan_text-primary);
    margin: 0 0 3px 0;
    line-height: 1.3;
}

.kxfan_preview_title_area code {
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    color: var(--kxfan_text-secondary);
}

.kxfan_preview_card_body {
    padding: 14px 16px;
}

.kxfan_preview_meta {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 12px;
}

.kxfan_preview_meta_item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--kxfan_text-secondary);
}

.kxfan_preview_meta_item i {
    font-size: 11px;
    width: 16px;
    text-align: center;
    color: var(--kxfan_text-muted);
}

.kxfan_preview_desc {
    font-size: 12px;
    color: var(--kxfan_text-muted);
    line-height: 1.5;
    margin: 0;
    padding-top: 10px;
    border-top: 1px dashed var(--kxfan_border-subtle);
}

.kxfan_preview_card_footer {
    display: flex;
    justify-content: space-between;
    padding: 10px 16px;
    background: var(--kxfan_bg-elevated);
    border-top: 1px solid var(--kxfan_border-subtle);
}

.kxfan_preview_stat {
    font-size: 11px;
    color: var(--kxfan_text-muted);
    display: flex;
    align-items: center;
    gap: 4px;
}

.kxfan_preview_stat i {
    font-size: 10px;
}

/* ========== 项目概览卡（编辑模式独有）========== */
.kxfan_overview_section {
    background: var(--kxfan_bg-card);
    border-radius: 20px;
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: var(--kxfan_shadow-raised-md);
}

.kxfan_overview_header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.kxfan_overview_header h2 {
    font-size: 18px;
    font-weight: 700;
    color: var(--kxfan_text-primary);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.kxfan_overview_header h2 i {
    color: var(--kxfan_primary);
}

.kxfan_overview_grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
    gap: 16px;
    margin-bottom: 20px;
}

.kxfan_overview_stat_card {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px;
    background: var(--kxfan_bg-base);
    border-radius: 14px;
    box-shadow: var(--kxfan_shadow-inset-sm);
    transition: all 0.3s ease;
    text-decoration: none;
    color: inherit;
}

.kxfan_overview_stat_card:hover {
    background: var(--kxfan_bg-elevated);
    transform: translateY(-2px);
    box-shadow: var(--kxfan_shadow-hover);
}

.kxfan_overview_stat_card--link:hover {
    border-color: var(--kxfan_primary);
}

.kxfan_overview_stat_icon {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}

.kxfan_overview_stat_icon--blue { background: rgba(59,130,246,0.1); color: #3b82f6; }
.kxfan_overview_stat_icon--green { background: rgba(16,185,129,0.1); color: #10b981; }
.kxfan_overview_stat_icon--purple { background: rgba(139,92,246,0.1); color: #8b5cf6; }
.kxfan_overview_stat_icon--orange { background: rgba(245,158,11,0.1); color: #f59e0b; }
.kxfan_overview_stat_icon--red { background: rgba(239,68,68,0.1); color: #ef4444; }
.kxfan_overview_stat_icon--indigo { background: rgba(99,102,241,0.1); color: #6366f1; }

.kxfan_overview_stat_info {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.kxfan_overview_stat_value {
    font-size: 18px;
    font-weight: 700;
    color: var(--kxfan_text-primary);
    line-height: 1.2;
}

.kxfan_api_key_short {
    font-family: 'JetBrains Mono', monospace;
    font-size: 13px !important;
}

.kxfan_overview_stat_label {
    font-size: 12px;
    color: var(--kxfan_text-muted);
    font-weight: 500;
}

/* 快捷操作按钮组 */
.kxfan_quick_actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    padding-top: 16px;
    border-top: 1px solid var(--kxfan_border-subtle);
}

/* ========== 危险操作区 ========== */
.kxfan_danger_zone {
    background: var(--kxfan_bg-card);
    border-radius: 20px;
    padding: 24px;
    margin-top: 24px;
    box-shadow: var(--kxfan_shadow-raised-md);
    border: 1px solid rgba(239,68,68,0.15);
}

.kxfan_danger_header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}

.kxfan_danger_header > i {
    font-size: 22px;
    color: #ef4444;
}

.kxfan_danger_header h2 {
    font-size: 17px;
    font-weight: 700;
    color: #dc2626;
    margin: 0;
}

.kxfan_danger_warning_box {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 16px 18px;
    background: linear-gradient(135deg, rgba(239,68,68,0.06), rgba(220,38,38,0.03));
    border: 1px solid rgba(239,68,68,0.2);
    border-radius: 12px;
    margin-bottom: 16px;
}

.kxfan_danger_warning_icon {
    font-size: 26px;
    color: #ef4444;
    flex-shrink: 0;
    margin-top: 2px;
}

.kxfan_danger_warning_content strong {
    display: block;
    font-size: 14px;
    color: #dc2626;
    margin-bottom: 4px;
}

.kxfan_danger_warning_content p {
    font-size: 13px;
    color: var(--kxfan_text-secondary);
    margin: 0;
    line-height: 1.5;
}

.kxfan_danger_stats {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 18px;
    padding: 14px 18px;
    background: var(--kxfan_bg-base);
    border-radius: 10px;
    font-size: 13px;
    color: var(--kxfan_text-secondary);
}

.kxfan_danger_stats span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.kxfan_danger_stats strong {
    color: #ef4444;
    font-weight: 700;
}

.kxfan_danger_stats i {
    color: var(--kxfan_text-muted);
    font-size: 12px;
}

.kxfan_danger_actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 14px;
}

.kxfan_danger_action_form {
    display: inline-block;
}

.kxfan_danger_note {
    font-size: 12px;
    color: var(--kxfan_text-muted);
    margin: 0;
    display: flex;
    align-items: flex-start;
    gap: 6px;
}

.kxfan_danger_note i {
    font-size: 13px;
    color: var(--kxfan_warning);
    flex-shrink: 0;
    margin-top: 1px;
}

/* ========== 删除确认 Modal ========== */
.kxfan_delete_modal_overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(6px);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.kxfan_delete_modal_overlay.is-visible {
    opacity: 1;
    visibility: visible;
}

.kxfan_delete_modal {
    width: 100%;
    max-width: 520px;
    background: var(--kxfan_bg-card);
    border-radius: 20px;
    box-shadow: 0 25px 60px rgba(0,0,0,0.3);
    animation: kxfan_delete_modal_in 0.35s cubic-bezier(0.34,1.56,0.64,1);
    overflow: hidden;
}

@keyframes kxfan_delete_modal_in {
    from { opacity: 0; transform: scale(0.9) translateY(20px); }
    to { opacity: 1; transform: scale(1) translateY(0); }
}

.kxfan_delete_modal_header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 24px 24px 0;
}

.kxfan_delete_modal_icon {
    font-size: 32px;
    color: #ef4444;
}

.kxfan_delete_modal_header h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--kxfan_text-primary);
    margin: 0;
}

.kxfan_delete_modal_body {
    padding: 20px 24px;
}

.kxfan_delete_modal_warning {
    margin-bottom: 20px;
}

.kxfan_delete_modal_main_msg {
    font-size: 15px;
    color: var(--kxfan_text-primary);
    line-height: 1.6;
    margin: 0;
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.kxfan_delete_modal_main_msg i {
    color: #ef4444;
    font-size: 18px;
    flex-shrink: 0;
    margin-top: 2px;
}

.kxfan_delete_modal_stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 24px;
}

.kxfan_delete_stat {
    text-align: center;
    padding: 14px 10px;
    background: var(--kxfan_bg-base);
    border-radius: 10px;
    border: 1px solid var(--kxfan_border-subtle);
}

.kxfan_delete_stat i {
    font-size: 20px;
    color: var(--kxfan_text-muted);
    display: block;
    margin-bottom: 6px;
}

.kxfan_delete_stat strong {
    display: block;
    font-size: 20px;
    font-weight: 800;
    color: #ef4444;
    margin-bottom: 2px;
}

.kxfan_delete_stat span {
    font-size: 11px;
    color: var(--kxfan_text-secondary);
}

.kxfan_delete_modal_confirm_input {
    margin-bottom: 16px;
}

.kxfan_delete_checkbox_label {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    font-weight: 500;
    color: var(--kxfan_text-primary);
    cursor: pointer;
    user-select: none;
}

.kxfan_delete_checkbox_label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: #ef4444;
    cursor: pointer;
}

.kxfan_delete_input_label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--kxfan_text-primary);
    margin-bottom: 8px;
}

.kxfan_delete_name_input {
    font-size: 15px !important;
}

.kxfan_delete_modal_footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding-top: 16px;
    border-top: 1px solid var(--kxfan_border-subtle);
}

.kxfan_delete_modal_footer button:disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

/* ========== 字段提示与错误 ========== */
.kxfan_field_hint {
    display: flex;
    align-items: flex-start;
    gap: 6px;
    margin-top: 6px;
    font-size: 12px;
    color: var(--kxfan_text-muted);
}

.kxfan_field_hint_icon {
    font-size: 11px;
    flex-shrink: 0;
    margin-top: 2px;
}

.kxfan_field_hint_icon--warning {
    color: var(--kxfan-warning);
}

.kxfan_field_error {
    font-size: 12px;
    color: #ef4444;
    margin-top: 4px;
    font-weight: 500;
}

/* ========== 响应式适配 ========== */
@media (max-width: 1100px) {
    .kxfan_project_form_layout {
        grid-template-columns: 1fr;
    }

    .kxfan_project_preview_sidebar {
        position: static;
    }
}

@media (max-width: 768px) {
    .kxfan_neu_form_fields {
        flex-direction: column;
    }

    .kxfan_neu_form_fields > .kxfan_field_group,
    .kxfan_neu_form_fields > .kxfan_field_group--full {
        flex: 1 1 100%;
        min-width: unset;
    }

    .kxfan_type_card_grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .kxfan_scheme_card_grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .kxfan_permission_grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .kxfan_toggle_grid {
        grid-template-columns: 1fr;
    }

    .kxfan_overview_grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .kxfan_quick_actions {
        flex-direction: column;
    }

    .kxfan_quick_actions .kxfan_btn {
        width: 100%;
    }

    .kxfan_danger_stats {
        flex-direction: column;
        gap: 8px;
    }

    .kxfan_danger_actions {
        flex-direction: column;
    }

    .kxfan_danger_actions .kxfan_btn {
        width: 100%;
    }

    .kxfan_delete_modal_stats {
        grid-template-columns: 1fr;
    }

    .kxfan_delete_modal_footer {
        flex-direction: column-reverse;
    }

    .kxfan_delete_modal_footer .kxfan_btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .kxfan_type_card_grid {
        grid-template-columns: 1fr;
    }

    .kxfan_scheme_card_grid {
        grid-template-columns: 1fr;
    }

    .kxfan_permission_grid {
        grid-template-columns: 1fr;
    }

    .kxfan_overview_grid {
        grid-template-columns: 1fr;
    }

    .kxfan_project_form_steps {
        display: none;
    }

    .kxfan_logo_upload_area {
        flex-direction: column;
        align-items: stretch;
    }

    .kxfan_api_key_row {
        flex-direction: column;
        align-items: stretch;
    }

    .kxfan_api_key_actions {
        justify-content: space-between;
    }
}

/* ══════════════════════════════════════════════════════════
   第十七层：双因素认证(2FA)管理面板 - 拟态UI v1.0
   ══════════════════════════════════════════════════════════ */

.kxfan_sec_2fa_section {
    background: var(--kxfan-bg-card);
    border-radius: 20px;
    padding: 32px;
    box-shadow: var(--kxfan-shadow-raised-md);
    margin-bottom: 24px;
    position: relative;
    overflow: hidden;
}

.kxfan_sec_2fa_section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #8b5cf6, #6366f1, #8b5cf6);
    opacity: 0;
    transition: opacity 0.35s ease;
}

.kxfan_sec_2fa_section:hover::before {
    opacity: 1;
}

.kxfan_sec_2fa_status_badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    border-radius: 24px;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.03em;
    margin-bottom: 24px;
    transition: all 0.3s ease;
}

.kxfan_sec_2fa_status_badge--enabled {
    background: rgba(16, 185, 129, 0.1);
    color: #059669;
    box-shadow:
        inset 2px 2px 4px rgba(16, 185, 129, 0.08),
        inset -2px -2px 4px rgba(255, 255, 255, 0.7);
}

.kxfan_sec_2fa_status_badge--disabled {
    background: rgba(156, 163, 175, 0.12);
    color: #6b7280;
    box-shadow:
        inset 2px 2px 4px rgba(156, 163, 175, 0.08),
        inset -2px -2px 4px rgba(255, 255, 255, 0.7);
}

.kxfan_sec_2fa_status_badge i {
    font-size: 14px;
}

.kxfan_sec_2fa_intro {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 24px;
    background: var(--kxfan-bg-base);
    border-radius: 16px;
    box-shadow: var(--kxfan-shadow-inset-sm);
    margin-bottom: 28px;
}

.kxfan_sec_2fa_intro_icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, #8b5cf6, #6366f1);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: white;
    flex-shrink: 0;
    box-shadow:
        4px 4px 10px rgba(99, 102, 241, 0.3),
        -2px -2px 8px rgba(255, 255, 255, 0.5);
}

.kxfan_sec_2fa_intro_text h3 {
    font-size: 17px;
    font-weight: 700;
    color: var(--kxfan-text-primary);
    margin: 0 0 6px 0;
}

.kxfan_sec_2fa_intro_text p {
    font-size: 14px;
    color: var(--kxfan-text-secondary);
    line-height: 1.55;
    margin: 0;
}

/* ========== 已启用状态面板 ========== */
.kxfan_sec_2fa_enabled_panel {
    animation: kxfan_2fa_fade_in 0.45s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes kxfan_2fa_fade_in {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}

.kxfan_sec_2fa_success_state {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 18px;
    padding: 36px 24px;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.06), rgba(5, 150, 105, 0.03));
    border-radius: 16px;
    border: 1px solid rgba(16, 185, 129, 0.15);
    margin-bottom: 24px;
}

.kxfan_sec_2fa_success_state i {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(16, 185, 129, 0.12);
    border-radius: 50%;
    font-size: 26px;
    color: #059669;
    flex-shrink: 0;
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.15);
}

.kxfan_sec_2fa_success_state div strong {
    display: block;
    font-size: 17px;
    font-weight: 700;
    color: #059669;
    margin-bottom: 4px;
}

.kxfan_sec_2fa_success_state div span {
    font-size: 13px;
    color: var(--kxfan-text-secondary);
}

.kxfan_sec_2fa_disable_area {
    padding: 24px;
    background: var(--kxfan-bg-base);
    border-radius: 16px;
    border: 1px solid rgba(239, 68, 68, 0.12);
    box-shadow: var(--kxfan-shadow-inset-sm);
}

.kxfan_sec_2fa_warn_text {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 14px;
    color: #d97706;
    line-height: 1.6;
    margin-bottom: 20px;
    padding: 14px 16px;
    background: rgba(245, 158, 11, 0.06);
    border-radius: 10px;
    border-left: 3px solid #f59e0b;
}

.kxfan_sec_2fa_warn_text i {
    font-size: 16px;
    flex-shrink: 0;
    margin-top: 2px;
    color: #f59e0b;
}

.kxfan_sec_2fa_verify_group {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

/* ========== 绑定流程步骤面板 ========== */
.kxfan_sec_2fa_setup_panel {
    animation: kxfan_2fa_fade_in 0.45s cubic-bezier(0.4, 0, 0.2, 1);
}

.kxfan_sec_2fa_step {
    margin-bottom: 28px;
}

.kxfan_sec_2fa_step:last-child {
    margin-bottom: 0;
}

.kxfan_sec_2fa_start_btn {
    width: 100%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 20px 32px;
    background: linear-gradient(135deg, #8b5cf6 0%, #6366f1 100%);
    color: white;
    border: none;
    border-radius: 16px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    letter-spacing: 0.02em;
    box-shadow:
        0 6px 20px rgba(99, 102, 241, 0.4),
        0 2px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.kxfan_sec_2fa_start_btn i {
    font-size: 22px;
}

.kxfan_sec_2fa_start_btn:hover {
    transform: translateY(-3px);
    box-shadow:
        0 10px 30px rgba(99, 102, 241, 0.5),
        0 4px 12px rgba(0, 0, 0, 0.15);
}

.kxfan_sec_2fa_start_btn:active {
    transform: translateY(-1px);
    box-shadow:
        0 4px 12px rgba(99, 102, 241, 0.4),
        0 2px 4px rgba(0, 0, 0, 0.1);
}

.kxfan_sec_2fa_start_hint {
    text-align: center;
    font-size: 13px;
    color: var(--kxfan-text-muted);
    margin-top: 14px;
    line-height: 1.5;
}

/* ========== QR码区域 ========== */
.kxfan_sec_2fa_qr_area {
    display: flex;
    align-items: flex-start;
    gap: 28px;
    padding: 28px;
    background: var(--kxfan-bg-base);
    border-radius: 16px;
    box-shadow: var(--kxfan-shadow-inset-sm);
    margin-top: 20px;
}

.kxfan_sec_2fa_qr_wrapper {
    flex-shrink: 0;
}

.kxfan_sec_2fa_qr_image {
    width: 200px;
    height: 200px;
    background: white;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow:
        4px 4px 12px rgba(163, 177, 198, 0.25),
        -2px -2px 8px rgba(255, 255, 255, 0.85),
        0 0 0 1px rgba(163, 177, 198, 0.15);
    overflow: hidden;
}

.kxfan_sec_2fa_qr_image canvas,
.kxfan_sec_2fa_qr_image img {
    max-width: 180px;
    max-height: 180px;
    border-radius: 10px;
}

.kxfan_sec_2fa_qr_hint {
    flex: 1;
    min-width: 0;
    padding-top: 4px;
}

.kxfan_sec_2fa_qr_hint h4 {
    font-size: 15px;
    font-weight: 700;
    color: var(--kxfan-text-primary);
    margin: 0 0 10px 0;
}

.kxfan_sec_2fa_qr_hint ol {
    margin: 0;
    padding-left: 20px;
    font-size: 13px;
    color: var(--kxfan-text-secondary);
    line-height: 1.9;
}

.kxfan_sec_2fa_qr_hint ol li {
    margin-bottom: 4px;
}

/* ========== 密钥区域 ========== */
.kxfan_sec_2fa_secret_area {
    margin-top: 20px;
    padding: 22px 24px;
    background: var(--kxfan-bg-base);
    border-radius: 14px;
    box-shadow: var(--kxfan-shadow-inset-sm);
}

.kxfan_sec_2fa_secret_area > label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--kxfan-text-secondary);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.kxfan_sec_2fa_secret_row {
    display: flex;
    align-items: center;
    gap: 12px;
}

.kxfan_sec_2fa_secret_code {
    flex: 1;
    display: inline-block;
    padding: 14px 18px;
    background: var(--kxfan-bg-elevated);
    border-radius: 10px;
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 15px;
    font-weight: 600;
    color: var(--kxfan-text-primary);
    letter-spacing: 0.08em;
    word-break: break-all;
    user-select: all;
    border: 1px dashed var(--kxfan-border-strong);
}

.kxfan_sec_2fa_secret_copy_btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 18px;
    background: var(--kxfan-bg-card);
    border: 1px solid var(--kxfan-border-subtle);
    border-radius: 10px;
    font-size: 13px;
    font-weight: 600;
    color: var(--kxfan-text-secondary);
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.25s ease;
    box-shadow: var(--kxfan-shadow-raised-xs);
    flex-shrink: 0;
}

.kxfan_sec_2fa_secret_copy_btn:hover {
    border-color: var(--kxfan-primary);
    color: var(--kxfan-primary);
    transform: translateY(-2px);
    box-shadow: var(--kxfan-shadow-hover-sm);
}

.kxfan_sec_2fa_secret_copy_btn.copied {
    border-color: var(--kxfan-success);
    color: var(--kxfan-success);
    background: rgba(16, 185, 129, 0.06);
}

.kxfan_sec_2fa_secret_warn {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin-top: 14px;
    padding: 12px 14px;
    background: rgba(245, 158, 11, 0.06);
    border-radius: 10px;
    font-size: 12px;
    color: #d97706;
    line-height: 1.55;
}

.kxfan_sec_2fa_secret_warn i {
    font-size: 14px;
    flex-shrink: 0;
    margin-top: 1px;
    color: #f59e0b;
}

/* ========== 验证输入区 ========== */
.kxfan_sec_2fa_verify_area {
    margin-top: 24px;
    padding: 24px;
    background: var(--kxfan-bg-base);
    border-radius: 16px;
    box-shadow: var(--kxfan-shadow-inset-sm);
}

.kxfan_sec_2fa_verify_area > label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--kxfan-text-primary);
    margin-bottom: 14px;
}

.kxfan_sec_2fa_input_row {
    display: flex;
    align-items: center;
    gap: 12px;
}

.kxfan_sec_2fa_input_row input[type="text"] {
    flex: 1;
    height: 52px;
    padding: 0 20px;
    background: var(--kxfan-bg-card);
    border: 2px solid transparent;
    border-radius: 14px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 20px;
    font-weight: 700;
    color: var(--kxfan-text-primary);
    letter-spacing: 0.2em;
    text-align: center;
    outline: none;
    box-shadow: var(--kxfan-shadow-inset-sm);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.kxfan_sec_2fa_input_row input[type="text"]::placeholder {
    letter-spacing: 0.08em;
    color: var(--kxfan-text-muted);
    font-weight: 400;
    font-size: 15px;
}

.kxfan_sec_2fa_input_row input[type="text"]:focus {
    border-color: #8b5cf6;
    box-shadow: var(--kxfan-shadow-inset-md), 0 0 0 3px rgba(139, 92, 246, 0.12);
}

.kxfan_sec_2fa_input_row button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.3s ease;
    box-shadow:
        0 4px 14px rgba(16, 185, 129, 0.35),
        0 2px 4px rgba(0, 0, 0, 0.08);
    flex-shrink: 0;
}

.kxfan_sec_2fa_input_row button:hover {
    transform: translateY(-2px);
    box-shadow:
        0 8px 22px rgba(16, 185, 129, 0.45),
        0 4px 8px rgba(0, 0, 0, 0.12);
}

.kxfan_sec_2fa_input_row button:active {
    transform: translateY(0);
}

.kxfan_sec_2fa_input_row button--outline {
    background: transparent;
    color: var(--kxfan-text-secondary);
    border: 2px solid var(--kxfan-border-strong);
    box-shadow: none;
}

.kxfan_sec_2fa_input_row button--outline:hover {
    border-color: var(--kxfan-danger);
    color: var(--kxfan-danger);
    background: rgba(239, 68, 68, 0.04);
    box-shadow: none;
}

/* ========== 响应式适配：≤768px 纵向排列 ========== */
@media (max-width: 768px) {
    .kxfan_sec_2fa_section {
        padding: 24px 20px;
        border-radius: 16px;
    }

    .kxfan_sec_2fa_intro {
        flex-direction: column;
        text-align: center;
        gap: 16px;
        padding: 20px;
    }

    .kxfan_sec_2fa_intro_icon {
        width: 52px;
        height: 52px;
        font-size: 24px;
        border-radius: 14px;
    }

    .kxfan_sec_2fa_qr_area {
        flex-direction: column;
        align-items: center;
        padding: 20px;
        gap: 20px;
    }

    .kxfan_sec_2fa_qr_image {
        width: 180px;
        height: 180px;
    }

    .kxfan_sec_2fa_qr_image canvas,
    .kxfan_sec_2fa_qr_image img {
        max-width: 160px;
        max-height: 160px;
    }

    .kxfan_sec_2fa_qr_hint {
        text-align: center;
    }

    .kxfan_sec_2fa_secret_row {
        flex-direction: column;
        align-items: stretch;
    }

    .kxfan_sec_2fa_secret_code {
        text-align: center;
        word-break: break-all;
    }

    .kxfan_sec_2fa_secret_copy_btn {
        justify-content: center;
    }

    .kxfan_sec_2fa_input_row {
        flex-direction: column;
    }

    .kxfan_sec_2fa_input_row input[type="text"] {
        width: 100%;
        font-size: 18px;
    }

    .kxfan_sec_2fa_input_row button {
        width: 100%;
    }

    .kxfan_sec_2fa_success_state {
        flex-direction: column;
        text-align: center;
        padding: 28px 20px;
    }

    .kxfan_sec_2fa_start_btn {
        padding: 18px 24px;
        font-size: 15px;
    }
}

/* ============================================================
   第八层：表单系统补全 (Form System Extensions)
   ============================================================ */

.kxfan_required, .kxfan_required_mark {
    color: var(--kxfan-danger);
    margin-left: 2px;
    font-weight: 700;
}

.kxfan_field-group, .kxfan_neu_field-group {
    margin-bottom: var(--kxfan-space-lg);
}

.kxfan_field-group--full, .kxfan_neu_field-group--full {
    grid-column: 1 / -1;
}

.kxfan_input_prefix {
    position: absolute;
    left: 14px;
    font-size: 14px;
    color: var(--kxfan-text-muted);
    pointer-events: none;
    display: flex;
    align-items: center;
    height: 100%;
}

.kxfan_input_prefix + .kxfan_input,
.kxfan_input_prefix + .kxfan_neu_input,
.kxfan_input_prefix + .kxfan_neu_select { padding-left: 38px; }

.kxfan_validation_status {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 14px;
    opacity: 0;
    transition: opacity 0.3s;
}

.kxfan_validation_status.is-valid { opacity: 1; color: var(--kxfan-success); }
.kxfan_validation_status.is-invalid { opacity: 1; color: var(--kxfan-danger); }

.kxfan_char_counter {
    font-size: 11px;
    color: var(--kxfan-text-muted);
    text-align: right;
    margin-top: 4px;
}

.kxfan_textarea_mono {
    font-family: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
    font-size: 13px;
    line-height: 1.6;
}

/* ============================================================
   第九层：Toggle 开关变体 (Toggle Switch Variants)
   ============================================================ */

.kxfan_toggle_slider {
    appearance: none;
    width: 40px;
    height: 22px;
    background: var(--kxfan-bg-elevated);
    border: 1px solid var(--kxfan-border-subtle);
    border-radius: 11px;
    cursor: pointer;
    transition: var(--kxfan-transition-base);
    position: relative;
    box-shadow: var(--kxfan-shadow-inset-sm);
}

.kxfan_toggle_slider:checked { background: var(--kxfan-primary); border-color: var(--kxfan-primary); }

.kxfan_toggle_knob {
    position: absolute;
    top: 2px;
    left: 2px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: white;
    box-shadow: 0 1px 3px rgba(0,0,0,0.15);
    transition: var(--kxfan-transition-base);
}

.kxfan_toggle_slider:checked .kxfan_toggle_knob { left: 20px; }
.kxfan_toggle_input { display: none; }

.kxfan_toggle_label {
    font-size: 13px;
    color: var(--kxfan-text-secondary);
    cursor: pointer;
    user-select: none;
    margin-left: 8px;
}

/* ============================================================
   第十层：分页补充 (Pagination Extensions)
   ============================================================ */

.kxfan_page_btn--nav {
    width: 36px;
    padding: 0;
    font-size: 13px;
}

.kxfan_page_jump {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--kxfan-text-secondary);
}

.kxfan_jump_input {
    width: 48px;
    height: 32px;
    text-align: center;
    border: 1px solid var(--kxfan-border-subtle);
    border-radius: var(--kxfan-radius-sm);
    background: var(--kxfan-bg-card);
    font-size: 13px;
    outline: none;
}

.kxfan_jump_input:focus { border-color: var(--kxfan-primary); }

.kxfan_jump_btn {
    height: 32px;
    padding: 0 12px;
    border: 1px solid var(--kxfan-border-subtle);
    border-radius: var(--kxfan-radius-sm);
    background: var(--kxfan-bg-card);
    color: var(--kxfan-text-secondary);
    cursor: pointer;
    font-size: 13px;
}

.kxfan_jump_btn:hover { border-color: var(--kxfan-primary); color: var(--kxfan-primary); }

/* ============================================================
   第十一层：页面容器补全 (Page Container Extensions)
   ============================================================ */

.kxfan_neu_client_group_page { max-width: 1200px; margin: 0 auto; }
.kxfan_neu_apikey_page { max-width: 1100px; margin: 0 auto;  }
.kxfan_neu_project_page { max-width: 1300px; margin: 0 auto;  }
.kxfan_neu_version_page { max-width: 1200px; margin: 0 auto;  }
.kxfan_dl_page { max-width: 1400px; margin: 0 auto;  }
.kxfan_neu_user_manage_page { max-width: 1200px; margin: 0 auto;  }
.kxfan_sec_center_page { max-width: 1200px; margin: 0 auto;  }
.kxfan_sec_events_page { max-width: 1300px; margin: 0 auto;  }
.kxfan_neu_channel_page { max-width: 1100px; margin: 0 auto;  }
.kxfan_pkg_upload, .kxfan_pkg_container { max-width: 900px; margin: 0 auto;  }

@media (max-width: 768px) {
    .kxfan_neu_client_group_page,
    .kxfan_neu_apikey_page,
    .kxfan_neu_project_page,
    .kxfan_neu_version_page,
    .kxfan_dl_page,
    .kxfan_neu_user_manage_page,
    .kxfan_sec_center_page,
    .kxfan_sec_events_page,
    .kxfan_neu_channel_page,
    .kxfan_pkg_upload,
    .kxfan_pkg_container { padding: var(--kxfan-space-md); }
}

/* ============================================================
   第十二层：Admin Table (版本列表/数据表格)
   ============================================================ */

.kxfan_admin_table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    font-size: 14px;
}

.kxfan_admin_table th {
    background: var(--kxfan-bg-elevated);
    padding: 12px 16px;
    text-align: left;
    font-weight: 600;
    color: var(--kxfan-text-secondary);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    border-bottom: 1px solid var(--kxfan-border-subtle);
}

.kxfan_admin_table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--kxfan-border-subtle);
    color: var(--kxfan-text-primary);
    vertical-align: middle;
}

.kxfan_admin_table tr:last-child td { border-bottom: none; }
.kxfan_admin_table tr:hover td { background: rgba(139,92,246,0.02); }

/* ============================================================
   第十四层：Settings 页面 Neumorphism v2.0 (Settings Page)
   ============================================================ */

/* ---- 1. 页面容器 ---- */
.kxfan_settings_page {
    max-width: 1100px;
    margin: 0 auto;
    padding: var(--kxfan-space-xl) var(--kxfan-space-lg);
}
@media (max-width: 768px) {
    .kxfan_settings_page { padding: var(--kxfan-space-md); }
}

/* ---- 2. Hero Settings 变体 ---- */
.kxfan_neu_hero--settings {
    background: linear-gradient(135deg, #64748b 0%, #475569 50%, #334155 100%);
}
.kxfan_hero_settings_header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--kxfan-space-lg);
    flex-wrap: wrap;
}
.kxfan_neu_title {
    font-size: clamp(24px, 4vw, 32px);
    font-weight: 800;
    color: white;
    margin: 0;
    letter-spacing: -0.02em;
    position: relative;
    z-index: 1;
}
.kxfan_neu_title_text { position: relative; z-index: 1; }
.kxfan_neu_title_glow {
    position: absolute;
    top: -4px;
    left: -8px;
    right: -8px;
    bottom: -4px;
    background: radial-gradient(ellipse at center, rgba(255,255,255,0.15), transparent 70%);
    pointer-events: none;
    z-index: 0;
}
.kxfan_hero_actions {
    display: flex;
    gap: var(--kxfan-space-sm);
    flex-shrink: 0;
}

/* ---- 3. 按钮变体 ---- */
.kxfan_btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    height: 38px;
    padding: 0 18px;
    border: none;
    border-radius: var(--kxfan-radius-md);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    white-space: nowrap;
    background: var(--kxfan-primary);
    color: white;
    box-shadow: 0 2px 8px rgba(139,92,246,0.25);
}
.kxfan_btn:hover { transform: translateY(-2px); box-shadow: 0 4px 16px rgba(139,92,246,0.35); }
.kxfan_btn:active { transform: translateY(0); }
.kxfan_btn_outline,
.kxfan_btn--outline {
    background: transparent !important;
    color: var(--kxfan-text-secondary) !important;
    border: 1.5px solid var(--kxfan-border-strong) !important;
    box-shadow: none !important;
}
.kxfan_btn_outline:hover,
.kxfan_btn--outline:hover {
    border-color: var(--kxfan-primary) !important;
    color: var(--kxfan-primary) !important;
    background: rgba(139,92,246,0.04) !important;
}
.kxfan_btn_danger,
.kxfan_btn--danger {
    background: linear-gradient(135deg, #ef4444, #dc2626) !important;
    color: white !important;
    box-shadow: 0 2px 8px rgba(239,68,68,0.25) !important;
}
.kxfan_btn_danger:hover,
.kxfan_btn--danger:hover {
    box-shadow: 0 4px 16px rgba(239,68,68,0.35) !important;
}
.kxfan_btn_sm,
.kxfan_btn--sm { height: 32px !important; padding: 0 12px !important; font-size: 13px !important; }
.kxfan_btn_import_label { cursor: pointer; }
.kxfan_btn_import_label input { display: none; }

/* ---- 4. Welcome Banner ---- */
.kxfan_welcome_banner {
    background: var(--kxfan-bg-card);
    border-radius: var(--kxfan-radius-lg);
    padding: var(--kxfan-space-md) var(--kxfan-space-lg);
    box-shadow: var(--kxfan-shadow-raised-sm);
    margin-bottom: var(--kxfan-space-lg);
    display: flex;
    align-items: center;
    gap: var(--kxfan-space-md);
}
.kxfan_welcome_icon {
    width: 48px;
    height: 48px;
    border-radius: var(--kxfan-radius-md);
    background: linear-gradient(135deg, var(--kxfan-primary), #a78bfa);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}
.kxfan_welcome_body { flex: 1; }
.kxfan_welcome_body p { margin: 0; font-size: 14px; color: var(--kxfan-text-secondary); line-height: 1.5; }
.kxfan_welcome_highlights { display: flex; gap: var(--kxfan-space-md); margin-top: 6px; flex-wrap: wrap; }
.kxfan_required_hint {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    color: var(--kxfan-warning);
    background: rgba(245,158,11,0.08);
    padding: 3px 10px;
    border-radius: 20px;
}
.kxfan_required_hint i { font-size: 10px; }

/* ---- 5. Tab 导航系统 ---- */
.kxfan_tab_nav {
    display: flex;
    gap: 4px;
    background: var(--kxfan-bg-elevated);
    border-radius: var(--kxfan-radius-lg);
    padding: 4px;
    margin-bottom: var(--kxfan-space-lg);
    box-shadow: var(--kxfan-shadow-inset-sm);
    overflow-x: auto;
    scrollbar-width: none;
}
.kxfan_tab_nav::-webkit-scrollbar { display: none; }
.kxfan_tab_btn {
    flex: 1;
    min-width: fit-content;
    height: 42px;
    padding: 0 18px;
    border: none;
    border-radius: var(--kxfan-radius-md);
    background: transparent;
    color: var(--kxfan-text-secondary);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    white-space: nowrap;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}
.kxfan_tab_btn:hover { color: var(--kxfan-text-primary); background: rgba(255,255,255,0.5); }
.kxfan_tab_btn.active {
    background: var(--kxfan-bg-card);
    color: var(--kxfan-primary);
    box-shadow: var(--kxfan-shadow-raised-sm);
    font-weight: 700;
}
.kxfan_tab_panels {
    position: relative;
    overflow: hidden;
}
.kxfan_tab_panel { display: none; animation: kxfan_fade_in 0.3s ease-out; }
.kxfan_tab_panel.active { display: block; }
@keyframes kxfan_fade_in { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

/* ---- 6. Settings Grid & Card ---- */
.kxfan_settings_grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--kxfan-space-lg);
}
.kxfan_settings_card {
    background: var(--kxfan-bg-card);
    border-radius: var(--kxfan-radius-lg);
    box-shadow: var(--kxfan-shadow-raised-sm);
    overflow: hidden;
    transition: var(--kxfan-transition-smooth);
}
.kxfan_settings_card:hover { box-shadow: var(--kxfan-shadow-raised-md); }
.kxfan_card_header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--kxfan-space-md) var(--kxfan-space-lg);
    border-bottom: 1px solid var(--kxfan-border-subtle);
    background: var(--kxfan-bg-elevated);
}
.kxfan_card_header h3 {
    margin: 0;
    font-size: 15px;
    font-weight: 700;
    color: var(--kxfan-text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}
.kxfan_card_header h3 i { color: var(--kxfan-primary); font-size: 16px; }
.kxfan_card_body { padding: var(--kxfan-space-lg); }

/* ---- 7. Form Field System ---- */
.kxfan_field { margin-bottom: var(--kxfan-space-lg); }
.kxfan_field:last-child { margin-bottom: 0; }
.kxfan_field_label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--kxfan-text-primary);
    margin-bottom: var(--kxfan-space-sm);
}
.kxfan_input_wrap {
    position: relative;
    display: flex;
    align-items: center;
}
.kxfan_input {
    width: 100%;
    height: 44px;
    padding: 0 14px;
    background: var(--kxfan-bg-elevated);
    border: 1px solid var(--kxfan-border-subtle);
    border-radius: var(--kxfan-radius-md);
    font-size: 14px;
    color: var(--kxfan-text-primary);
    box-shadow: var(--kxfan-shadow-inset-sm);
    transition: var(--kxfan-transition-base);
}
.kxfan_input:focus {
    outline: none;
    border-color: var(--kxfan-primary);
    box-shadow: 0 0 0 3px rgba(139,92,246,0.12), var(--kxfan-shadow-inset-sm);
}
.kxfan_input::placeholder { color: var(--kxfan-text-muted); }
.kxfan_input_sm,
.kxfan_input--sm { height: 36px !important; font-size: 13px !important; }
.kxfan_select {
    width: 100%;
    height: 44px;
    padding: 0 36px 0 14px;
    background: var(--kxfan-bg-elevated);
    border: 1px solid var(--kxfan-border-subtle);
    border-radius: var(--kxfan-radius-md);
    font-size: 14px;
    color: var(--kxfan-text-primary);
    appearance: none;
    cursor: pointer;
    box-shadow: var(--kxfan-shadow-inset-sm);
    transition: var(--kxfan-transition-base);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%239ca3af' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
}
.kxfan_select:focus { outline: none; border-color: var(--kxfan-primary); box-shadow: 0 0 0 3px rgba(139,92,246,0.12); }
.kxfan_input_suffix {
    position: absolute;
    right: 14px;
    font-size: 13px;
    color: var(--kxfan-text-muted);
    pointer-events: none;
}
.kxfan_field_help {
    margin: 6px 0 0;
    font-size: 12px;
    color: var(--kxfan-text-muted);
    line-height: 1.5;
}
.kxfan_save_indicator {
    position: absolute;
    right: 12px;
    width: 18px;
    height: 18px;
    opacity: 0;
    transition: opacity 0.3s;
}
.kxfan_save_indicator.is-saved { opacity: 1; color: var(--kxfan-success); }
.kxfan_save_indicator.is-saving { opacity: 1; color: var(--kxfan-warning); animation: kxfan_spin 0.8s linear infinite; }
@keyframes kxfan_spin { to { transform: rotate(360deg); } }

/* ---- 8. Logo Uploader ---- */
.kxfan_logo_uploader {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}
.kxfan_logo_preview {
    width: 64px;
    height: 64px;
    border-radius: var(--kxfan-radius-md);
    overflow: hidden;
    background: var(--kxfan-bg-elevated);
    border: 2px dashed var(--kxfan-border-subtle);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--kxfan-space-sm);
}
.kxfan_logo_img { width: 100%; height: 100%; object-fit: contain; padding: 4px; }
.kxfan_logo_placeholder { color: var(--kxfan-text-muted); font-size: 24px; }
.kxfan_logo_input_row {
    display: flex;
    gap: var(--kxfan-space-sm);
    align-items: center;
}
.kxfan_logo_input_row .kxfan_input_wrap { flex: 1; }

/* ---- 9. Readonly Display ---- */
.kxfan_readonly_display {
    display: flex;
    align-items: center;
    gap: var(--kxfan-space-sm);
    height: 44px;
    padding: 0 14px;
    background: var(--kxfan-bg-elevated);
    border-radius: var(--kxfan-radius-md);
    border: 1px solid var(--kxfan-border-subtle);
    box-shadow: var(--kxfan-shadow-inset-sm);
}
.kxfan_readonly_value {
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 14px;
    font-weight: 600;
    color: var(--kxfan-text-primary);
    letter-spacing: 0.03em;
}
.kxfan_readonly_badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--kxfan-primary), #a78bfa);
    color: white;
    letter-spacing: 0.05em;
}

/* ---- 10. Toggle Subnote ---- */
.kxfan_toggle_subnote {
    margin-top: var(--kxfan-space-sm);
    padding: var(--kxfan-space-sm) var(--kxfan-space-md);
    background: rgba(245,158,11,0.06);
    border-radius: var(--kxfan-radius-sm);
    border-left: 3px solid var(--kxfan-warning);
    font-size: 13px;
    color: var(--kxfan-warning);
    animation: kxfan_slide_down 0.25s ease-out;
}
@keyframes kxfan_slide_down { from { opacity: 0; max-height: 0; } to { opacity: 1; max-height: 60px; } }