/* ==================== */
/* 本地项目管理样式 */
/* ==================== */

/* 页面头部 */
.local-projects-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--primary-color);
}

.local-projects-header h2 {
    margin: 0;
    color: var(--text-color);
    font-size: 1.8rem;
}

/* 成功提示 */
.alert {
    padding: 12px 20px;
    border-radius: var(--border-radius);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.alert-success {
    background: #d4edda;
    color: #155724;
    border-left: 4px solid #28a745;
}

.alert i {
    font-size: 1.2rem;
}

/* 左右分栏布局 */
.local-projects-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 30px;
}

/* 列容器 */
.projects-column {
    background: var(--card-bg);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--border-radius);
    overflow: hidden;
}

/* 列头部 */
.column-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 20px;
}

.column-header h3 {
    margin: 0 0 5px 0;
    font-size: 1.3rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.column-header h3 i {
    font-size: 1.5rem;
}

.column-header small {
    opacity: 0.9;
    font-size: 0.85rem;
}

/* 计数徽章 */
.count-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 28px;
    height: 28px;
    padding: 0 8px;
    background: rgba(255, 255, 255, 0.25);
    border-radius: 14px;
    font-size: 0.9rem;
    font-weight: 700;
}

.count-badge.success {
    background: rgba(40, 167, 69, 0.3);
}

/* 项目列表 */
.projects-list {
    padding: 15px;
    max-height: 600px;
    overflow-y: auto;
}

/* 空状态 */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: #999;
}

.empty-state i {
    display: block;
    margin-bottom: 15px;
}

.empty-state p {
    font-size: 1.1rem;
    margin: 10px 0;
    color: var(--text-color);
    font-weight: 500;
}

.empty-state small {
    color: #999;
    font-size: 0.9rem;
}

/* 项目卡片 */
.project-card {
    display: flex;
    gap: 15px;
    padding: 15px;
    margin-bottom: 15px;
    background: var(--card-bg);
    border: 2px solid rgba(0, 0, 0, 0.08);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.project-card:hover {
    border-color: var(--primary-color);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

.project-card.unbound {
    border-left: 4px solid #ffc107;
}

.project-card.bound {
    border-left: 4px solid #28a745;
}

/* 项目图标 */
.project-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 10px;
    color: white;
    font-size: 24px;
}

.project-card.unbound .project-icon {
    background: linear-gradient(135deg, #ffc107 0%, #ff9800 100%);
}

.project-card.bound .project-icon {
    background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
}

/* 项目信息 */
.project-info {
    flex: 1;
    min-width: 0;
}

.project-info h4 {
    margin: 0 0 10px 0;
    font-size: 1.1rem;
    color: var(--text-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

.project-path,
.project-url,
.project-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
    font-size: 0.85rem;
    color: #666;
}

.project-path i,
.project-url i,
.project-meta i {
    color: var(--primary-color);
    font-size: 1rem;
}

.project-path code {
    background: #f5f5f5;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-family: 'Courier New', monospace;
}

.project-url a {
    color: var(--primary-color);
    text-decoration: none;
    word-break: break-all;
}

.project-url a:hover {
    text-decoration: underline;
}

.project-meta {
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
}

.meta-item {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.8rem;
    color: #999;
}

/* 徽章 */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-success {
    background: #d4edda;
    color: #155724;
}

.badge i {
    font-size: 0.8rem;
}

/* 项目操作 */
.project-actions {
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
    justify-content: center;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 13px;
    white-space: nowrap;
}

.btn-success {
    background: #28a745;
    color: white;
}

.btn-success:hover {
    background: #218838;
}

.btn-warning {
    background: #ffc107;
    color: #000;
}

.btn-warning:hover {
    background: #e0a800;
}

/* 信息框 */
.info-box {
    background: linear-gradient(135deg, #e3f2fd 0%, #f5f5f5 100%);
    border: 1px solid #2196f3;
    border-radius: var(--border-radius);
    padding: 20px;
    margin-top: 30px;
}

.info-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
    color: #1976d2;
}

.info-header i {
    font-size: 1.5rem;
}

.info-header h4 {
    margin: 0;
    font-size: 1.2rem;
}

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

.info-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 12px;
    line-height: 1.6;
    color: var(--text-color);
}

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

.info-list i {
    color: #28a745;
    font-size: 1.2rem;
    flex-shrink: 0;
    margin-top: 2px;
}

/* 移动端适配 */
@media (max-width: 992px) {
    .local-projects-grid {
        grid-template-columns: 1fr;
    }

    .local-projects-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }

    .project-card {
        flex-direction: column;
    }

    .project-actions {
        flex-direction: row;
    }
}

@media (max-width: 768px) {
    .projects-list {
        max-height: none;
    }

    .column-header h3 {
        font-size: 1.1rem;
    }

    .project-info h4 {
        font-size: 1rem;
        flex-direction: column;
        align-items: flex-start;
    }
}

/* ==================== */
/* 公共样式 (Common Styles) */
/* ==================== */

:root {
    /* MD3 Light Tonal Palette */
    --md-sys-color-primary: #0061a4;
    --md-sys-color-on-primary: #ffffff;
    --md-sys-color-primary-container: #d1e4ff;
    --md-sys-color-on-primary-container: #001d36;
    --md-sys-color-secondary: #535f70;
    --md-sys-color-on-secondary: #ffffff;
    --md-sys-color-secondary-container: #d7e3f7;
    --md-sys-color-on-secondary-container: #101c2b;
    --md-sys-color-tertiary: #6b5778;
    --md-sys-color-on-tertiary: #ffffff;
    --md-sys-color-tertiary-container: #f2daff;
    --md-sys-color-on-tertiary-container: #251431;
    --md-sys-color-surface: #fdfcff;
    --md-sys-color-on-surface: #1a1c1e;
    --md-sys-color-surface-variant: #dfe2eb;
    --md-sys-color-on-surface-variant: #43474e;
    --md-sys-color-outline: #73777f;
    --md-sys-color-outline-variant: #c3c7cf;
    --md-sys-color-error: #ba1a1a;
    --md-sys-color-on-error: #ffffff;

    /* MD3 Elevation Levels (Using Opacity Layers or Shadows) */
    --md-sys-elevation-level1: 0 1px 2px 0 rgba(0, 0, 0, 0.3), 0 1px 3px 1px rgba(0, 0, 0, 0.15);
    --md-sys-elevation-level2: 0 1px 2px 0 rgba(0, 0, 0, 0.3), 0 2px 6px 2px rgba(0, 0, 0, 0.15);
    --md-sys-elevation-level3: 0 4px 8px 3px rgba(0, 0, 0, 0.15), 0 1px 3px 0 rgba(0, 0, 0, 0.3);

    /* MD3 Surface Tonal Elevation (Light Mode) */
    --md-sys-color-surface-container-low: #f7f9fc;
    --md-sys-color-surface-container: #f1f4f9;
    --md-sys-color-surface-container-high: #ebeef5;
    --md-sys-color-surface-container-highest: #e0e4eb;

    /* Compatibility Variables - Fresher & Cleaner */
    --bg-color: #f8fafc;
    --text-color: #0f172a;
    --primary-color: #3b82f6;
    --accent-color: #10b981;
    --secondary-color: #64748b;
    --border-radius: 16px;
    --transition: cubic-bezier(0.2, 0, 0, 1) 0.3s;
    --card-bg: #ffffff;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    /* 侧边栏主题变量 */
    --sidebar-bg: #1e293b;
    --sidebar-hover: rgba(255, 255, 255, 0.06);
    --sidebar-active-bg: var(--primary-color);
    --sidebar-text: #94a3b8;
    --sidebar-text-active: #ffffff;

    /* Fresher Glassmorphism Variables */
    --glass-bg: rgba(255, 255, 255, 0.8);
    --glass-border: rgba(255, 255, 255, 0.5);
    --backdrop-blur: blur(20px) saturate(180%);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.05), 0 10px 10px -5px rgba(0, 0, 0, 0.02);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.03);
}

[data-theme="dark"] {
    --glass-bg: rgba(30, 32, 36, 0.7);
    --glass-border: rgba(255, 255, 255, 0.1);
    --backdrop-blur: blur(20px) saturate(160%);
    --shadow-lg: 0 10px 30px -10px rgba(0, 0, 0, 0.3);
    --sidebar-bg: #0a0a0f;
    --sidebar-hover: rgba(255, 255, 255, 0.08);
    --sidebar-text: #71717a;
    --bg-color: #1a1c1e;
    --card-bg: #212529;
    --text-color: #e2e2e6;
    /* MD3 Dark Tonal Palette */
    --md-sys-color-primary: #a0c9ff;
    --md-sys-color-on-primary: #003258;
    --md-sys-color-primary-container: #00497d;
    --md-sys-color-on-primary-container: #d1e4ff;
    --md-sys-color-secondary: #bbc7db;
    --md-sys-color-on-secondary: #253140;
    --md-sys-color-secondary-container: #3b4858;
    --md-sys-color-on-secondary-container: #d7e3f7;
    --md-sys-color-surface: #1a1c1e;
    --md-sys-color-on-surface: #e2e2e6;
    --md-sys-color-surface-variant: #43474e;
    --md-sys-color-on-surface-variant: #c3c7cf;
    --md-sys-color-outline: #8d9199;

    /* MD3 Surface Tonal Elevation (Dark Mode) */
    --md-sys-color-surface-container-low: #1d2024;
    --md-sys-color-surface-container: #212529;
    --md-sys-color-surface-container-high: #2c3036;
    --md-sys-color-surface-container-highest: #373b42;

    --bg-color: var(--md-sys-color-surface);
    --text-color: var(--md-sys-color-on-surface);
}

[data-theme="blue"] {
    --bg-color: #e6f2ff;
    --text-color: #003366;
    --primary-color: #0066cc;
    --card-bg: #ffffff;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
    --border-radius: 10px;
    --sidebar-bg: #003366;
    --sidebar-hover: rgba(255, 255, 255, 0.08);
    --sidebar-text: #93c5fd;
}

[data-theme="chinese"] {
    --bg-color: #f5f5f0;
    --text-color: #333333;
    --primary-color: #c02c38;
    --card-bg: #ffffff;
    --shadow: 0 2px 15px rgba(192, 44, 56, 0.15);
    --border-radius: 4px;
    --sidebar-bg: #5a0a12;
    --sidebar-hover: rgba(255, 255, 255, 0.08);
    --sidebar-text: #f8b4b8;
}

[data-theme="chinese-green"] {
    --bg-color: #f0f5ed;
    /* 淡雅绿背景 */
    --text-color: #2c3e2e;
    /* 深墨绿文字 */
    --primary-color: #3b764c;
    /* 翠绿主色 */
    --card-bg: #ffffff;
    /* 白色卡片背景 */
    --shadow: 0 2px 15px rgba(59, 118, 76, 0.15);
    --border-radius: 6px;
    --sidebar-bg: #14291c;
    --sidebar-hover: rgba(255, 255, 255, 0.08);
    --sidebar-text: #86efac;
}

[data-theme="chinese-red"] {
    --bg-color: #fffaf0;
    /* 淡米色背景 */
    --text-color: #5a2d2d;
    /* 深朱红文字 */
    --primary-color: #cd5c5c;
    /* 朱红主色 */
    --card-bg: #ffffff;
    /* 白色卡片背景 */
    --shadow: 0 2px 15px rgba(205, 92, 92, 0.15);
    --border-radius: 6px;
    --sidebar-bg: #4a1515;
    --sidebar-hover: rgba(255, 255, 255, 0.08);
    --sidebar-text: #fca5a5;
}

/* =============================================
   Material Design 3 Theme
   Baseline Purple scheme (Light)
   ============================================= */
[data-theme="md3"] {
    /* MD3 Color Tokens */
    --md-primary: #6750A4;
    --md-on-primary: #FFFFFF;
    --md-primary-container: #EADDFF;
    --md-on-primary-container: #21005D;
    --md-secondary: #625B71;
    --md-secondary-container: #E8DEF8;
    --md-on-secondary-container: #1E192B;
    --md-surface: #FFFBFE;
    --md-surface-container-low: #F7F2FA;
    --md-surface-container: #F3EDF7;
    --md-on-surface: #1C1B1F;
    --md-on-surface-variant: #49454F;
    --md-outline: #79747E;
    --md-outline-variant: #CAC4D0;
    --md-state-layer-hover: rgba(103, 80, 164, 0.08);
    --md-state-layer-pressed: rgba(103, 80, 164, 0.12);

    /* Mapped to existing variables */
    --bg-color: #FFFBFE;
    --text-color: #1C1B1F;
    --primary-color: #6750A4;
    --card-bg: #F7F2FA;
    --shadow: 0 1px 2px rgba(0, 0, 0, .06), 0 1px 3px rgba(0, 0, 0, .10);
    --border-radius: 12px;
    --transition: all 0.2s cubic-bezier(0.2, 0, 0, 1);
    --sidebar-bg: #1c1b1f;
    --sidebar-hover: rgba(103, 80, 164, 0.12);
    --sidebar-text: #cac4d0;
    --sidebar-active-bg: #6750A4;
}

[data-theme="md3"] body {
    font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--md-surface);
    color: var(--md-on-surface);
}

/* MD3 Nav Cards */
[data-theme="md3"] .nav-item {
    background: var(--md-surface-container-low);
    border: 1px solid var(--md-outline-variant);
    border-radius: 12px;
    box-shadow: none;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

[data-theme="md3"] .nav-item::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--md-state-layer-hover);
    opacity: 0;
    transition: opacity 0.2s;
    border-radius: inherit;
    pointer-events: none;
}

[data-theme="md3"] .nav-item:hover {
    box-shadow: 0 1px 3px rgba(0, 0, 0, .12), 0 1px 2px rgba(0, 0, 0, .08);
    border-color: var(--md-outline);
}

[data-theme="md3"] .nav-item:hover::before {
    opacity: 1;
}

[data-theme="md3"] .nav-item i {
    color: var(--md-primary);
}

[data-theme="md3"] .nav-item .link-title {
    color: var(--md-on-surface);
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.1px;
}

/* MD3 Classic Nav Items */
[data-theme="md3"] .classic-nav-item {
    background: var(--md-surface-container-low);
    border: 1px solid var(--md-outline-variant);
    border-radius: 12px;
    box-shadow: none;
    transition: var(--transition);
}

[data-theme="md3"] .classic-nav-item:hover {
    background: var(--md-surface-container);
    border-color: var(--md-primary);
    box-shadow: 0 1px 3px rgba(0, 0, 0, .10);
}

[data-theme="md3"] .classic-nav-item i {
    color: var(--md-primary);
}

[data-theme="md3"] .classic-nav-item .link-title {
    color: var(--md-on-surface);
    font-weight: 500;
}

[data-theme="md3"] .classic-nav-item .link-description {
    color: var(--md-on-surface-variant);
}

/* MD3 Category Title */
[data-theme="md3"] .category-title {
    color: var(--md-secondary);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
}

[data-theme="md3"] .category-title::before {
    content: '';
    background: var(--md-primary-container);
    border-radius: 4px;
    width: 4px;
    height: 16px;
    margin-right: 8px;
}

/* MD3 Site Title */
[data-theme="md3"] .site-title,
[data-theme="md3"] .header-title {
    font-weight: 400;
    letter-spacing: -0.5px;
    color: var(--md-on-surface);
}

/* MD3 Fixed Buttons (FAB style) */
[data-theme="md3"] .fixed-btn {
    background: var(--md-primary-container);
    color: var(--md-on-primary-container);
    border-radius: 16px;
    box-shadow: 0 3px 6px rgba(0, 0, 0, .15), 0 1px 3px rgba(0, 0, 0, .10);
    transition: var(--transition);
}

[data-theme="md3"] .fixed-btn:hover {
    background: var(--md-secondary-container);
    box-shadow: 0 6px 12px rgba(0, 0, 0, .15), 0 2px 4px rgba(0, 0, 0, .10);
    transform: translateY(-1px);
}

/* MD3 Global Component Library */
.md3-toolbar {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 8px 24px;
    background: var(--md-sys-color-surface-container-low);
    border-radius: 32px;
    margin-bottom: 24px;
    min-height: 72px;
    box-shadow: var(--md-sys-elevation-level1);
}

.md3-toolbar-title {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 22px;
    font-weight: 400;
    color: var(--md-sys-color-on-surface);
    white-space: nowrap;
}

.md3-toolbar-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--md-sys-color-primary-container);
    color: var(--md-sys-color-on-primary-container);
    border-radius: 12px;
    font-size: 20px;
}

.md3-search-bar {
    position: relative;
    flex: 1;
    max-width: 480px;
    display: flex;
    align-items: center;
}

.md3-search-icon {
    position: absolute;
    left: 16px;
    color: var(--md-sys-color-on-surface-variant);
    font-size: 18px;
}

.md3-search-input {
    width: 100%;
    height: 48px;
    padding: 0 48px;
    background: var(--md-sys-color-surface-container-high);
    border: none;
    border-radius: 24px;
    color: var(--md-sys-color-on-surface);
    font-size: 16px;
    transition: all 0.2s;
}

.md3-search-input:focus {
    background: var(--md-sys-color-surface-container-highest);
    box-shadow: 0 0 0 2px var(--md-sys-color-primary);
    outline: none;
}

.md3-search-clear {
    position: absolute;
    right: 8px;
    width: 32px;
    height: 32px;
    border: none;
    background: transparent;
    border-radius: 50%;
    color: var(--md-sys-color-on-surface-variant);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.md3-search-clear:hover {
    background: var(--md-sys-color-surface-variant);
}

.md3-toolbar-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.md3-select-wrap {
    position: relative;
    display: flex;
    align-items: center;
}

.md3-select-icon {
    position: absolute;
    left: 12px;
    color: var(--md-sys-color-primary);
    pointer-events: none;
}

.md3-select {
    height: 40px;
    padding: 0 16px 0 36px;
    background: var(--md-sys-color-surface-container-high);
    border: 1px solid var(--md-outline-variant);
    border-radius: 20px;
    color: var(--md-sys-color-on-surface);
    font-size: 14px;
    cursor: pointer;
    appearance: none;
}

.md3-btn-tonal {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 40px;
    padding: 0 24px;
    background: var(--md-sys-color-secondary-container);
    color: var(--md-sys-color-on-secondary-container);
    border: none;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.md3-btn-tonal:hover {
    box-shadow: var(--md-sys-elevation-level1);
    background: var(--md-sys-color-surface-variant);
}

/* MD3 Modal Styles */
.md3-modal-content {
    background: var(--md-sys-color-surface-container-low);
    border-radius: 28px !important;
    border: none !important;
    box-shadow: var(--md-sys-elevation-level3) !important;
    overflow: hidden;
}

.md3-modal-header {
    padding: 24px 24px 16px;
    border: none !important;
}

.md3-modal-title {
    font-size: 24px;
    font-weight: 400;
    color: var(--md-sys-color-on-surface);
}

.md3-modal-body {
    padding: 0 24px 24px;
}

.md3-segmented-button {
    display: inline-flex;
    background: var(--md-sys-color-surface-container-high);
    border-radius: 20px;
    padding: 4px;
}

.md3-segment-item {
    display: none;
}

.md3-segment-label {
    display: inline-flex;
    align-items: center;
    height: 32px;
    padding: 0 16px;
    border-radius: 16px;
    font-size: 13px;
    font-weight: 500;
    color: var(--md-sys-color-on-surface-variant);
    cursor: pointer;
    transition: all 0.2s;
}

.md3-segment-item:checked+.md3-segment-label {
    background: var(--md-sys-color-secondary-container);
    color: var(--md-sys-color-on-secondary-container);
}

.md3-card {
    background: var(--md-sys-color-surface-container-high);
    border-radius: 16px;
    padding: 20px;
    border: none;
}

.md3-list-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 12px 16px;
    background: var(--md-sys-color-surface-container);
    border-radius: 12px;
    margin-bottom: 8px;
    transition: background 0.2s;
}

.md3-list-item:hover {
    background: var(--md-sys-color-surface-container-highest);
}

.md3-icon-button {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: transparent;
    border-radius: 50%;
    color: var(--md-sys-color-on-surface-variant);
    cursor: pointer;
    transition: background 0.2s;
}

.md3-icon-button:hover {
    background: var(--md-sys-color-surface-variant);
}

.md3-input-field {
    width: 100%;
    background: var(--md-sys-color-surface-container-highest);
    border: 1px solid var(--md-outline-variant);
    border-radius: 8px;
    padding: 8px 12px;
    font-size: 14px;
    color: var(--md-sys-color-on-surface);
    transition: border-color 0.2s;
}

.md3-input-field:focus {
    border-color: var(--md-sys-color-primary);
    border-width: 2px;
    outline: none;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Inter', 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-color);
    background-image:
        radial-gradient(at 0% 0%, rgba(59, 130, 246, 0.05) 0, transparent 50%),
        radial-gradient(at 100% 0%, rgba(16, 185, 129, 0.05) 0, transparent 50%);
    color: var(--text-color);
    line-height: 1.6;
    padding: 0;
    margin: 0;
    min-height: 100vh;
    width: 100%;
    transition: var(--transition);
}

.container {
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
    padding: 20px;
}

.admin-container {
    max-width: 1400px;
    width: 95%;
    margin: 40px auto;
    padding: 30px;
    background: var(--glass-bg);
    backdrop-filter: var(--backdrop-blur);
    -webkit-backdrop-filter: var(--backdrop-blur);
    border-radius: 24px;
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-lg);
    min-height: auto;
}

.site-title {
    text-align: center;
    margin-bottom: 40px;
    color: var(--primary-color);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    letter-spacing: -0.5px;
    transition: var(--transition);
}

.nav-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 15px;
    padding: 10px;
}

.nav-item {
    display: flex;
    flex-direction: column;
    gap: 12px;
    background: var(--glass-bg);
    backdrop-filter: var(--backdrop-blur);
    -webkit-backdrop-filter: var(--backdrop-blur);
    padding: 20px 15px;
    border-radius: var(--border-radius);
    text-decoration: none;
    color: var(--text-color);
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--glass-border);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.nav-item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), transparent);
    opacity: 0;
    transition: var(--transition);
}

.nav-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.nav-item:hover::after {
    opacity: 1;
}

.nav-item i {
    font-size: 24px;
    color: var(--primary-color);
    margin: 0 auto;
    margin-top: auto;
}

.nav-item .link-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-color);
    padding: 0 5px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.4;
    word-break: break-all;
    margin: auto 0;
}

.nav-item .link-description {
    font-size: 0.875rem;
    color: var(--text-color);
    opacity: 0.8;
    padding: 6px;
    background-color: rgba(0, 0, 0, 0.05);
    border-radius: 4px;
    text-align: center;
    word-break: break-all;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-style: normal;
    margin-bottom: auto;
}

.edit-btn {
    cursor: pointer;
    border: 2px dashed var(--primary-color);
    background: transparent !important;
}

/* ==================== */
/* Classic导航模式样式 */
/* ==================== */
.classic-nav-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 10px;
    padding: 10px 0;
}

.classic-nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--card-bg);
    padding: 10px 15px;
    border-radius: 6px;
    text-decoration: none;
    color: var(--text-color);
    border: 1px solid rgba(0, 0, 0, 0.1);
    transition: var(--transition);
    min-height: 50px;
}

.classic-nav-item:hover {
    background: rgba(0, 122, 255, 0.05);
    border-color: var(--primary-color);
    transform: translateX(5px);
}

.classic-nav-item i {
    font-size: 20px;
    color: var(--primary-color);
    flex-shrink: 0;
}

.classic-nav-item-content {
    flex: 1;
    min-width: 0;
}

.classic-nav-item .link-title {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-color);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: 2px;
}

.classic-nav-item .link-description {
    font-size: 0.75rem;
    color: var(--text-color);
    opacity: 0.6;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

@media (max-width: 768px) {
    .classic-nav-grid {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
        gap: 8px;
    }

    .classic-nav-item {
        padding: 8px 12px;
        gap: 10px;
    }

    .classic-nav-item i {
        font-size: 18px;
    }

    .classic-nav-item .link-title {
        font-size: 0.9rem;
    }
}

/* ==================== */
/* Classic导航模式结束 */
/* ==================== */


/* 模态框样式 */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 100;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

/* 管理页面样式 */
.admin-container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 30px;
    background: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    backdrop-filter: var(--backdrop-blur);
    -webkit-backdrop-filter: var(--backdrop-blur);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.admin-header h1 {
    margin: 0;
    color: var(--text-color);
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.admin-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 30px;
    background: var(--card-bg);
    padding: 15px;
    border-radius: var(--border-radius);
    backdrop-filter: var(--backdrop-blur);
    -webkit-backdrop-filter: var(--backdrop-blur);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.admin-nav a {
    padding: 12px 20px;
    background: var(--card-bg);
    border-radius: var(--border-radius);
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: var(--transition);
    text-align: center;
    flex: 1;
    min-width: 120px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.admin-nav a:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.admin-nav a.active {
    background: var(--primary-color);
    color: white;
}

/* 分页样式 */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 24px;
    padding: 12px 0;
}

.pagination a,
.pagination span.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 12px;
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    text-decoration: none;
    color: #475569;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.15s ease;
}

.pagination a:hover {
    background: #eff6ff;
    border-color: #3b82f6;
    color: #1d4ed8;
    transform: none;
    box-shadow: none;
}

.pagination .current-page {
    background: var(--primary-color, #3b82f6);
    color: #ffffff;
    font-weight: 700;
    border-color: var(--primary-color, #3b82f6);
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3);
    cursor: default;
}

/* 页面信息提示 */
.page-info {
    display: flex;
    align-items: center;
    padding: 0 14px;
    height: 36px;
    background: #f1f5f9;
    color: #475569;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    border: 1px solid #e2e8f0;
    margin: 0 4px;
}

.page-info strong {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--primary-color, #3b82f6);
    margin: 0 2px;
}

.per-page-selector {
    display: flex;
    align-items: center;
    gap: 8px;
}

.per-page-selector span {
    font-size: 0.875rem;
    color: #64748b;
    white-space: nowrap;
}

.per-page-selector select {
    padding: 6px 10px;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    background: #ffffff;
    color: #374151;
    font-size: 0.875rem;
    width: auto;
    min-width: unset;
    cursor: pointer;
}

.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-color);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 15px;
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--border-radius);
    background: var(--card-bg);
    color: var(--text-color);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.2);
}

/* 分类选择器checkbox组样式 */
.category-checkbox-group {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    padding: 10px;
    background: var(--card-bg);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--border-radius);
}

.category-checkbox-label {
    display: inline-flex;
    align-items: center;
    padding: 8px 16px;
    background: var(--card-bg);
    border: 2px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
    user-select: none;
}

.category-checkbox-label:hover {
    border-color: var(--primary-color);
    background: rgba(0, 122, 255, 0.05);
}

.category-checkbox-label input[type="radio"] {
    margin-right: 8px;
    cursor: pointer;
    width: auto;
    padding: 0;
}

.category-checkbox-label input[type="radio"]:checked+span {
    color: var(--primary-color);
    font-weight: 600;
}

.category-checkbox-label:has(input[type="radio"]:checked) {
    border-color: var(--primary-color);
    background: rgba(0, 122, 255, 0.1);
}

/* 本地项目单选按钮组样式 */
.local-project-radio-group {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 12px;
    padding: 15px;
    background: var(--card-bg);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--border-radius);
    max-height: 400px;
    overflow-y: auto;
}

/* 项目搜索框样式 */
.project-search-box {
    width: 100%;
    margin-bottom: 12px;
}

.project-search-input {
    width: 100%;
    padding: 10px 15px;
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--border-radius);
    background: var(--card-bg);
    color: var(--text-color);
    font-size: 14px;
    transition: var(--transition);
}

.project-search-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.1);
}

/* 项目分组头部 */
.project-group-header {
    grid-column: 1 / -1;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 15px;
    background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
    color: white;
    border-radius: 6px;
    margin-top: 10px;
    font-weight: 600;
    font-size: 14px;
}

.project-group-header:first-child {
    margin-top: 0;
}

.project-group-header.disabled-group {
    background: linear-gradient(135deg, #6c757d 0%, #5a6268 100%);
    opacity: 0.8;
}

.group-title {
    display: flex;
    align-items: center;
    gap: 6px;
}

.group-count {
    background: rgba(255, 255, 255, 0.25);
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 12px;
}

/* 本地项目单选按钮组样式 */
.local-project-radio-group {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 12px;
    padding: 15px;
    background: var(--card-bg);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--border-radius);
    max-height: 400px;
    overflow-y: auto;
}

.local-project-radio-label {
    position: relative;
    cursor: pointer;
    user-select: none;
    display: block;
}

.local-project-radio-label.disabled {
    cursor: not-allowed;
    opacity: 0.6;
}

.local-project-radio-label input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.local-project-option {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 16px 20px;
    background: #ffffff;
    border: 2px solid #e2e8f0;
    border-radius: 16px;
    transition: var(--transition);
    min-height: 60px;
}

.local-project-radio-label:not(.disabled):hover .local-project-option {
    border-color: var(--primary-color);
    background: rgba(59, 130, 246, 0.05);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
}

.local-project-radio-label input[type="radio"]:checked+.local-project-option {
    border-color: var(--primary-color);
    background: rgba(59, 130, 246, 0.1);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.15);
}

.local-project-radio-label.disabled .local-project-option {
    background: #f5f5f5;
    border-color: #ddd;
}

.project-folder {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-color);
    display: flex;
    align-items: center;
    gap: 8px;
}

.local-project-radio-label input[type="radio"]:checked+.local-project-option .project-folder {
    color: var(--primary-color);
}

.bound-badge {
    display: inline-block;
    padding: 4px 10px;
    background: #ff9800;
    color: white;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
}

@media (max-width: 768px) {
    .local-project-radio-group {
        grid-template-columns: 1fr;
        max-height: 300px;
    }
}

/* 主题单选按钮组样式 */
.theme-radio-group {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 15px;
    padding: 15px;
    background: var(--card-bg);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--border-radius);
}

.theme-radio-label {
    position: relative;
    cursor: pointer;
    user-select: none;
}

.theme-radio-label input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.theme-option {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 16px 20px;
    background: #ffffff;
    border: 2px solid #e2e8f0;
    border-radius: 16px;
    transition: var(--transition);
    min-height: 50px;
}

.theme-radio-label:hover .theme-option {
    border-color: var(--primary-color);
    background: rgba(59, 130, 246, 0.05);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.03);
}

.theme-radio-label input[type="radio"]:checked+.theme-option {
    border-color: var(--primary-color);
    background: rgba(59, 130, 246, 0.1);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.15);
}

.theme-name {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-color);
    text-align: center;
}

.theme-radio-label input[type="radio"]:checked+.theme-option .theme-name {
    color: var(--primary-color);
}

/* 1:1并排设置容器 */
.settings-grid-1-1 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    padding: 24px;
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 20px;
}

.settings-box {
    padding: 24px;
    background: #f8fafc;
    border: 1.5px solid #e2e8f0;
    border-radius: 16px;
    transition: var(--transition);
}

.settings-box:hover {
    border-color: var(--primary-color);
    background: rgba(59, 130, 246, 0.05);
    transform: translateY(-2px);
}

.settings-box h3 {
    margin: 0 0 16px 0;
    font-size: 1.1rem;
    font-weight: 700;
    color: #0f172a;
}

/* Empty State - Fresh Design */
.empty-state {
    padding: 64px 32px;
    text-align: center;
    background: #ffffff;
    border: 2px dashed #e2e8f0;
    border-radius: 32px;
    color: #64748b;
    margin: 32px 0;
    transition: var(--transition);
}

.empty-state i {
    font-size: 3.5rem;
    color: #cbd5e1;
    margin-bottom: 20px;
    display: block;
}

.empty-state p {
    font-weight: 600;
    font-size: 1.15rem;
    color: #0f172a;
}

/* Project Cards Refresh */
.project-card {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 16px;
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 20px;
    transition: var(--transition);
}

.project-card:hover {
    border-color: var(--primary-color);
    background: rgba(59, 130, 246, 0.02);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.project-icon {
    width: 48px;
    height: 48px;
    background: #f1f5f9;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    font-size: 1.25rem;
}

.project-info h4 {
    margin: 0 0 6px 0;
    font-size: 1.15rem;
    color: #0f172a;
    font-weight: 700;
}

.project-path code {
    background: #f1f5f9;
    color: #475569;
    padding: 5px 12px;
    border-radius: 8px;
    font-size: 0.9rem;
    font-family: 'Inter', monospace;
}

.checkbox-group {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px;
    background: var(--card-bg);
    border-radius: 6px;
}

.checkbox-group input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.checkbox-group label {
    cursor: pointer;
    font-weight: 500;
    color: var(--text-color);
    margin: 0;
}

@media (max-width: 768px) {
    .settings-grid-1-1 {
        grid-template-columns: 1fr;
        gap: 15px;
    }
}

/* 主题设置和预览1:1布局 */
.theme-section-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.theme-selection-box,
.theme-preview-box {
    background: var(--card-bg);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--border-radius);
    padding: 20px;
}

.theme-selection-box h3,
.theme-preview-box h3 {
    margin: 0 0 15px 0;
    font-size: 18px;
    font-weight: 600;
    color: var(--text-color);
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 10px;
}

.theme-selection-box .theme-radio-group {
    grid-template-columns: repeat(2, 1fr);
}

.theme-preview-box .theme-preview {
    margin: 0;
}

@media (max-width: 1024px) {
    .theme-section-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .theme-selection-box .theme-radio-group {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .theme-selection-box .theme-radio-group {
        grid-template-columns: repeat(2, 1fr);
    }
}


.btn {
    padding: 10px 20px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    background: var(--primary-color);
    color: white;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 122, 255, 0.2);
}

.btn-danger {
    background: var(--danger-color);
}

.btn-secondary {
    background: var(--secondary-color);
}

/* 表格容器 - 防止溢出 */
.table-responsive {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin: 20px 0;
}

/* 表格样式 */
.link-list,
.category-list {
    width: 100%;
    border-collapse: collapse;
    margin: 0;
}

.link-list thead {
    background: #f8fafc;
}

.link-list th,
.link-list td,
.category-list th,
.category-list td {
    padding: 12px 14px;
    text-align: left;
    border-bottom: 1px solid #e2e8f0;
    font-size: 0.875rem;
}

.link-list th {
    font-weight: 600;
    color: #64748b;
    background: #f8fafc;
}

.link-list td[data-label="链接"] {
    max-width: 200px;
}

.link-list td[data-label="链接"] .link-url {
    display: block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: #3b82f6;
    text-decoration: none;
}

.link-list td[data-label="链接"] .link-url:hover {
    text-decoration: underline;
}

.link-list td[data-label="名称"] {
    max-width: 150px;
}

.link-list .link-name {
    font-weight: 600;
    color: #0f172a;
    font-size: 0.9rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.link-list tbody tr:hover {
    background: #f8fafc;
}

.link-list .btn-group-inline {
    display: flex;
    gap: 6px;
    align-items: center;
}

.link-list .btn-sm {
    padding: 6px 10px;
    font-size: 0.8rem;
}

.link-list .link-url {
    color: var(--primary-color);
    text-decoration: none;
}

.link-list .link-url:hover {
    text-decoration: underline;
}

/* 分类列表和链接列表按钮组样式 */
.link-list .btn-group,
.category-list .btn-group {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    gap: 8px;
    justify-content: flex-end;
    align-items: center;
}

.link-list .btn-group .btn,
.category-list .btn-group .btn,
.link-list .btn-group form,
.category-list .btn-group form {
    margin: 0;
    display: inline-block;
}

.link-list .btn-group .btn,
.category-list .btn-group .btn {
    padding: 6px 12px;
    font-size: 14px;
    min-width: 60px;
    white-space: nowrap;
}

.link-list .time-info {
    font-size: 0.85rem;
    color: var(--text-color);
    opacity: 0.7;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* 简介和操作按钮一行显示 */
.description-actions-cell {
    padding: 8px 12px !important;
}

.description-actions-wrapper {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
}

.link-description-inline {
    flex: 1;
    font-size: 0.85rem;
    color: #64748b;
    background-color: #f8fafc;
    padding: 8px 12px;
    border-radius: 8px;
    line-height: 1.5;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    word-break: break-word;
    min-width: 0;
    border: 1px solid #e2e8f0;
}

.btn-group-inline {
    display: flex;
    gap: 6px;
    flex-shrink: 0;
    align-items: center;
}

.btn-group-inline .btn {
    margin: 0;
    white-space: nowrap;
    color: var(--text-color);
    border:1px solid #e2e8f0  ;
}

.btn-sm {
    padding: 4px 10px !important;
    font-size: 13px !important;
    min-width: 50px !important;
}

.link-list .category-name {
    color: var(--primary-color);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: block;
}

.link-list .sort-order {
    width: 80px;
    text-align: center;
    font-weight: 500;
    white-space: nowrap;
}

/* Link Filter Premium Styles */
.link-filter {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 24px;
}

.category-tag-filter {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.category-tag {
    display: inline-block;
    padding: 6px 14px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 500;
    color: #64748b;
    background: transparent;
    border: 1px solid #cbd5e1;
    text-decoration: none;
    transition: all 0.15s ease;
    white-space: nowrap;
    cursor: pointer;
}

.category-tag:hover {
    border-color: #94a3b8;
    color: #334155;
}

.category-tag.active {
    background: #e2e8f0;
    border-color: #cbd5e1;
    color: #0f172a;
    font-weight: 600;
}

.link-filter-row2 {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
}

.link-filter .search-box {
    flex: 1;
    min-width: 200px;
    position: relative;
}

.link-filter .search-box input {
    width: 100%;
    padding: 10px 14px;
    background-color: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
    color: #334155;
    font-size: 0.9rem;
    transition: all 0.2s ease;
}

.link-filter .search-box input::placeholder {
    color: #94a3b8;
}

.link-filter .search-box input:hover {
    border-color: #cbd5e1;
}

.link-filter .search-box input:focus {
    outline: none;
    background-color: #ffffff;
    border-color: #94a3b8;
}

.link-filter select {
    padding: 10px 14px;
    background-color: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
    color: #334155;
    font-size: 0.9rem;
    min-width: 120px;
    cursor: pointer;
    transition: all 0.2s ease;
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 8px center;
    background-repeat: no-repeat;
    background-size: 1rem 1rem;
    padding-right: 28px;
}

.link-filter select:hover {
    border-color: #cbd5e1;
}

.link-filter select:focus {
    outline: none;
    background-color: #ffffff;
    border-color: #94a3b8;
}

/* 首页导航样式 */
.nav-container {
    display: flex;
    flex-direction: column;
    gap: 25px;
    width: 100%;
    min-height: 70vh;
}

.category-section {
    margin-bottom: 40px;
}

.category-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text-color);
    padding-left: 20px;
    position: relative;
}

.category-title::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 20px;
    background: var(--primary-color);
    border-radius: 2px;
}

.admin-actions {
    display: flex;
    gap: 15px;
    margin-top: 25px;
    justify-content: center;
    flex-wrap: wrap;
}

/* 旧的管理按钮样式（已不再使用，保留用于兼容） */
.admin-actions .admin-btn {
    background-color: #6c757d;
    color: white;
    min-width: 120px;
}

.admin-actions .admin-btn:hover {
    background-color: #5a6268;
}

.item-category {
    flex: 1;
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
}

.link-item {
    display: flex;
    gap: 10px;
    margin-bottom: 10px;
    align-items: center;
    width: 100%;
}

.link-item input,
.link-item select {
    padding: 8px;
    border-radius: 5px;
}

/* 图标选择器样式 */
.icon-selector-input {
    display: flex;
    gap: 10px;
    align-items: center;
}

.icon-selector-input input {
    flex: 1;
}

.icon-selector-input button {
    white-space: nowrap;
}

/* 表单容器样式 */
.category-form,
.link-form {
    max-width: 100%;
    margin-bottom: 30px;
    padding: 20px;
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.category-form h2,
.link-form h2 {
    margin-top: 0;
    color: var(--dark-color);
    margin-bottom: 20px;
}

/* 链接表单三列布局 */
.link-form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 20px;
    margin-top: 20px;
}

.link-form-column {
    background: var(--card-bg);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--border-radius);
    padding: 15px;
}

.link-form-column h3 {
    margin: 0 0 15px 0;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-color);
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 10px;
}

/* 移动端适配 */
@media (max-width: 1200px) {
    .link-form-grid {
        grid-template-columns: 1fr;
    }
}

#editLinkForm,
#editCategoryForm {
    background-color: white;
    padding: 20px;
    border-radius: var(--border-radius);
    margin-top: 20px;
    border: 1px solid #eee;
    box-shadow: var(--box-shadow);
}

.theme-preview {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: var(--shadow);
}

.theme-preview h3 {
    margin-top: 0;
    margin-bottom: 15px;
    color: var(--text-color);
}

.preview-container {
    margin-top: 30px;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    /* 默认 light 主题变量 */
    --bg-color: #f8fafc;
    --text-color: #0f172a;
    --primary-color: #3b82f6;
    --card-bg: #ffffff;
    background-color: var(--bg-color);
    transition: background-color 0.3s, color 0.3s;
}

.preview-container[data-theme="dark"] {
    --bg-color: #1a1c1e;
    --text-color: #e2e2e6;
    --primary-color: #a0c9ff;
    --card-bg: #212529;
}

.preview-container[data-theme="blue"] {
    --bg-color: #e6f2ff;
    --text-color: #003366;
    --primary-color: #0066cc;
    --card-bg: #ffffff;
}

.preview-container[data-theme="chinese"] {
    --bg-color: #f5f5f0;
    --text-color: #333333;
    --primary-color: #c02c38;
    --card-bg: #ffffff;
}

.preview-container[data-theme="chinese-green"] {
    --bg-color: #f0f5ed;
    --text-color: #2c3e2e;
    --primary-color: #3b764c;
    --card-bg: #ffffff;
}

.preview-container[data-theme="chinese-red"] {
    --bg-color: #fffaf0;
    --text-color: #5a2d2d;
    --primary-color: #cd5c5c;
    --card-bg: #ffffff;
}

.preview-container[data-theme="md3"] {
    --bg-color: #FFFBFE;
    --text-color: #1C1B1F;
    --primary-color: #6750A4;
    --card-bg: #F7F2FA;
}

.preview-container h3 {
    margin-bottom: 15px;
}

.preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 15px;
}

#custom-theme-settings {
    margin-top: 20px;
    padding: 20px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    background-color: var(--card-bg);
}

#custom-theme-settings h3 {
    margin-top: 0;
    margin-bottom: 15px;
    color: var(--text-color);
}

.color-settings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.color-picker-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.color-picker-group label {
    font-weight: 500;
    color: var(--text-color);
}

.color-picker-group input[type="color"] {
    width: 100%;
    height: 40px;
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--border-radius);
    cursor: pointer;
    background: none;
    padding: 0;
}

.color-picker-group input[type="color"]::-webkit-color-swatch-wrapper {
    padding: 0;
}

.color-picker-group input[type="color"]::-webkit-color-swatch {
    border: none;
    border-radius: var(--border-radius);
}

.color-value {
    font-family: monospace;
    font-size: 0.9em;
    color: var(--text-color);
    opacity: 0.7;
}

.preview-header {
    background-color: var(--primary-color);
    color: #ffffff;
    padding: 15px 20px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-radius: var(--border-radius, 10px) var(--border-radius, 10px) 0 0;
    font-weight: 600;
}

.preview-items {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 10px;
    padding: 15px 20px;
    background-color: var(--bg-color);
    border-radius: 0 0 var(--border-radius, 10px) var(--border-radius, 10px);
}

.preview-item {
    text-align: center;
    background-color: var(--card-bg);
    color: var(--text-color);
    padding: 10px;
    border-radius: var(--border-radius, 8px);
    border: 1px solid rgba(0, 0, 0, 0.08);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    transition: var(--transition, all 0.25s);
}

.preview-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.preview-item span {
    font-size: 1rem;
    color: var(--text-color);
    display: block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.link-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 20px;
}

.link-card {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 20px;
    text-decoration: none;
    color: var(--text-color);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.link-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
}

.link-icon {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 10px;
    display: block;
    text-align: center;
}

.link-info h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 5px;
    color: var(--text-color);
    text-align: center;
}

.link-info p {
    font-size: 0.9rem;
    color: var(--text-color);
    opacity: 0.8;
    text-align: center;
}

/* 固定按钮组 */
.fixed-buttons {
    position: fixed;
    bottom: 30px;
    right: 30px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    z-index: 1000;
}

.fixed-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    color: var(--text-color);
    border-radius: 4px;
    cursor: pointer;
    border: none;
    transition: opacity 0.2s;
    text-decoration: none;
    font-size: 20px;
    position: relative;
    opacity: 0.6;
}

.fixed-btn:hover {
    opacity: 1;
}

.fixed-btn i {
    z-index: 1;
}

.fixed-btn.admin-btn {
    background: transparent;
    color: var(--text-color);
    border: none;
}

.fixed-btn.theme-toggle {
    background: transparent;
}

.fixed-btn.back-to-top {
    background: transparent;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
}

.fixed-btn.back-to-top.show {
    opacity: 0.6;
    visibility: visible;
    transform: translateY(0);
}

/* 移动端适配 */
@media (max-width: 768px) {
    .fixed-buttons {
        bottom: 15px;
        right: 15px;
        gap: 10px;
    }

    .fixed-btn {
        width: 45px;
        height: 45px;
        font-size: 18px;
    }
}

footer {
    text-align: center;
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    color: var(--text-color);
    opacity: 0.7;
    font-size: 0.9rem;
}

/* 模态框、按钮等通用交互样式 */
.modal-active {
    opacity: 1;
}

.modal-content {
    background: var(--card-bg);
    padding: 25px;
    border-radius: var(--border-radius);
    width: 95%;
    max-width: 600px;
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: var(--shadow);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

[data-theme="dark"] .modal-header {
    border-bottom-color: rgba(255, 255, 255, 0.1);
}

.close-btn {
    background: transparent;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-color);
    padding: 5px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    width: 36px;
    height: 36px;
    transition: background-color 0.2s;
}

.close-btn:hover {
    background-color: rgba(0, 0, 0, 0.1);
}

[data-theme="dark"] .close-btn:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.delete-btn {
    background-color: rgba(244, 67, 54, 0.1);
    color: #F44336;
    border: none;
    border-radius: 50%;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color 0.2s;
}

.delete-btn:hover {
    background-color: rgba(244, 67, 54, 0.2);
}

[data-theme="dark"] .delete-btn {
    background-color: rgba(255, 59, 48, 0.1);
    color: #FF3B30;
}

.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-color);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 15px;
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--border-radius);
    background: var(--card-bg);
    color: var(--text-color);
    font-size: 1rem;
    transition: var(--transition);
}

.link-item {
    display: flex;
    gap: 10px;
    margin-bottom: 10px;
    align-items: center;
}

.link-item input {
    flex: 1;
}

button {
    cursor: pointer;
    padding: 10px 20px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 500;
    transition: var(--transition);
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 20px;
}

.add-btn {
    background-color: var(--secondary-color);
    color: white;
}

.add-btn:hover {
    background-color: #28a745;
}

.save-btn {
    background-color: var(--primary-color);
    color: white;
}

.save-btn:hover {
    background-color: #0056b3;
}

button:hover {
    opacity: 0.9;
}

/* 提示框样式 */
.toast {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background-color: #333;
    color: white;
    padding: 10px 20px;
    border-radius: 5px;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
    z-index: 1000;
}

.toast.show {
    opacity: 1;
}

.toast-success {
    background-color: #28a745;
}

.toast-error {
    background-color: #dc3545;
}

.toast-info {
    background-color: #17a2b8;
}

/* loading动画 */
.spin {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

.theme-transition {
    transition: background-color 0.5s ease, color 0.5s ease, box-shadow 0.5s ease, border-color 0.5s ease;
}

/* Category list common styles */
.category-list {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin-bottom: 30px;
}

.category-list th {
    text-align: left;
    padding: 15px;
    background: var(--card-bg);
    color: var(--text-color);
    font-weight: 600;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.category-list td {
    padding: 15px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    color: var(--text-color);
}

.category-list tr:hover {
    background: rgba(0, 0, 0, 0.02);
}

.category-list .btn-group {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 5px;
    justify-content: center;
}

.category-list .btn-group form {
    margin: 0;
}

.category-list .time-info {
    color: #666;
    font-size: 0.9em;
}

/* ==================== */
/* PC 端样式 (Desktop Styles) */
/* ==================== */
@media (min-width: 769px) {

    /* PC specific table behavior */
    .link-list {
        display: table;
        width: 100%;
        table-layout: fixed;
        border-collapse: collapse;
        margin: 20px 0;
        overflow: hidden;
        box-shadow: var(--shadow);
    }

    .link-list thead {
        display: table-header-group;
    }

    .link-list tbody {
        display: table-row-group;
    }

    .link-list tr {
        display: table-row;
    }

    .link-list th,
    .link-list td {
        display: table-cell;
        padding: 12px 15px;
        text-align: left;
        border-bottom: 1px solid rgba(0, 0, 0, 0.1);
        white-space: normal;
        /* Allow text wrapping on PC */
        overflow: visible;
        text-overflow: clip;
    }

    .link-list td:last-child {
        border-bottom: none;
    }

    .link-list .link-name,
    .link-list .link-url,
    .link-list .link-description {
        white-space: normal;
        /* Allow text wrapping on PC */
        overflow: visible;
        text-overflow: clip;
    }

    .link-list .btn-group {
        display: flex;
        flex-direction: row;
        flex-wrap: nowrap;
        /* No wrapping on PC */
        gap: 5px;
        justify-content: flex-end;
        width: auto;
    }

    .link-list .btn-group .btn {
        width: auto;
        flex-grow: 0;
        min-width: auto;
        max-width: none;
    }

    /* Category list table behavior for PC */
    .category-list {
        width: 100%;
        border-collapse: separate;
        border-spacing: 0;
        margin-bottom: 30px;
    }

    .category-list th {
        text-align: left;
        padding: 15px;
        background: var(--card-bg);
        color: var(--text-color);
        font-weight: 600;
        border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    }

    .category-list td {
        padding: 15px;
        border-bottom: 1px solid rgba(0, 0, 0, 0.1);
        color: var(--text-color);
        white-space: normal;
        /* Allow text wrapping on PC */
        overflow: visible;
        text-overflow: clip;
        display: table-cell;
        /* Ensure table cell display */
        position: static;
        /* Reset position */
        padding-left: 15px;
        /* Default padding */
        text-align: left;
        /* Default alignment */
    }

    .category-list tr:hover {
        background: rgba(0, 0, 0, 0.02);
    }

    .category-list .btn-group {
        display: flex;
        flex-direction: row;
        gap: 8px;
        justify-content: flex-end;
        flex-wrap: nowrap;
    }

    /* Reset mobile specific data-label styles for PC */
    .link-list td[data-label],
    .category-list td[data-label] {
        display: table-cell;
        position: static;
        padding: 12px 15px;
        text-align: left;
    }

    .link-list td[data-label]::before,
    .category-list td[data-label]::before {
        content: none;
    }

    /* Reset mobile specific table cell overrides for PC */
    .link-list td {
        white-space: normal;
        overflow: visible;
        text-overflow: clip;
    }
}


/* ==================== */
/* 移动端样式 (Mobile Styles) */
/* ==================== */

@media (max-width: 1400px) {
    .nav-grid {
        grid-template-columns: repeat(6, 1fr);
    }
}

@media (max-width: 1200px) {
    .nav-grid {
        grid-template-columns: repeat(5, 1fr);
    }
}

@media (max-width: 992px) {
    .nav-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 768px) {
    body {
        padding: 10px;
    }

    .admin-container {
        width: 100%;
        padding: 15px 10px;
    }

    .admin-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .admin-header h1 {
        font-size: 1.5rem;
    }

    .admin-nav {
        flex-direction: column;
        gap: 8px;
    }

    .admin-nav a {
        width: 100%;
        min-width: unset;
        padding: 10px 15px;
    }

    /* 移动端表格卡片式布局 */
    .table-responsive {
        overflow-x: visible;
    }

    .link-list,
    .category-list {
        display: block;
        min-width: unset;
    }

    .link-list thead,
    .category-list thead {
        display: none;
    }

    .link-list tbody,
    .category-list tbody {
        display: block;
    }

    .link-list tr,
    .category-list tr {
        display: block;
        margin-bottom: 15px;
        background: var(--card-bg);
        border: 1px solid rgba(0, 0, 0, 0.1);
        border-radius: var(--border-radius);
        padding: 15px;
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    }

    .link-list td,
    .category-list td {
        display: block;
        padding: 8px 0;
        border-bottom: none;
        text-align: left !important;
        max-width: none !important;
    }

    .link-list td:before,
    .category-list td:before {
        content: attr(data-label);
        font-weight: 600;
        display: inline-block;
        margin-right: 10px;
        min-width: 80px;
        color: var(--primary-color);
    }

    .link-list .link-url {
        word-break: break-all;
        white-space: normal;
    }

    .link-list .btn-group,
    .category-list .btn-group {
        display: flex;
        gap: 8px;
        margin-top: 10px;
        flex-wrap: wrap;
    }

    .link-list .btn-group .btn,
    .category-list .btn-group .btn {
        flex: 1;
        min-width: 80px;
    }

    /* 移动端表单优化 */
    .form-group input,
    .form-group select,
    .form-group textarea {
        font-size: 16px;
        /* 防止iOS自动缩放 */
    }

    .link-filter {
        flex-direction: column;
        align-items: stretch;
    }

    .link-filter select,
    .link-filter .search-box,
    .link-filter .btn {
        width: 100%;
        min-width: unset;
    }

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

    .per-page-selector {
        width: 100%;
        margin-right: 0;
        margin-bottom: 10px;
        justify-content: center;
    }

    .container {
        padding: 10px;
    }

    .site-title {
        font-size: clamp(1.8rem, 4vw, 2.5rem);
        margin-bottom: 25px;
    }

    .nav-grid {
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 8px;
        padding: 8px;
        width: 100%;
    }

    .nav-item {
        width: 100%;
        min-height: 85px;
        padding: 6px;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        background: var(--card-bg);
        border-radius: 8px;
        box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    }

    .nav-item .link-icon {
        font-size: 22px;
        margin-bottom: 3px;
    }

    .nav-item .link-title {
        font-size: 1rem;
        font-weight: 500;
        margin: 0;
        padding: 0;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        width: 100%;
        text-align: center;
    }

    .nav-item .link-description {
        display: block;
        font-size: 0.875rem;
        color: #666;
        margin-top: 2px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        width: 100%;
        line-height: 1.3;
        padding: 0;
        text-align: center;
        background: none;
        opacity: 0.8;
    }

    .category-section {
        margin-bottom: 20px;
    }

    .category-title {
        font-size: 1.2rem;
        margin-bottom: 15px;
        padding-left: 15px;
    }

    .category-title::before {
        width: 3px;
        height: 16px;
    }

    .modal-content {
        width: 95%;
        max-width: none;
        margin: 10px auto;
        padding: 15px;
    }

    .form-group input,
    .form-group select,
    .form-group textarea {
        font-size: 16px;
        padding: 10px;
    }

    .btn {
        padding: 10px 15px;
        font-size: 14px;
    }

    .admin-header {
        flex-direction: column;
        align-items: center;
        text-align: center;
        margin-bottom: 20px;
        padding: 15px;
        background: var(--card-bg);
        border-radius: var(--border-radius);
        box-shadow: var(--shadow);
    }

    .admin-header h1 {
        margin-bottom: 15px;
        font-size: 1.8rem;
        width: 100%;
        text-align: center;
    }

    .admin-header>div {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 12px;
        width: 100%;
    }

    .admin-header>div span {
        width: 100%;
        text-align: center;
        font-size: 14px;
        color: var(--text-color);
        opacity: 0.8;
    }

    .admin-actions {
        display: flex;
        flex-direction: column;
        gap: 10px;
        width: 100%;
        max-width: 200px;
        margin: 15px auto 0;
    }

    .admin-actions .btn,
    .admin-actions .nav-item {
        width: 100%;
        text-align: center;
        padding: 10px 15px;
        font-size: 14px;
        border-radius: 6px;
        background: var(--primary-color);
        color: white;
        text-decoration: none;
        transition: all 0.3s ease;
    }

    .admin-actions .btn:hover,
    .admin-actions .nav-item:hover {
        transform: translateY(-2px);
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
        opacity: 0.9;
    }

    .admin-actions .btn-danger {
        background: #dc3545;
    }

    .admin-actions .btn-secondary {
        background: #6c757d;
    }

    /* 统一列表样式：link-list 和 category-list */
    .link-list,
    .category-list {
        width: 100%;
        margin: 15px 0;
        box-shadow: none;
        border-radius: var(--border-radius);
    }

    .link-list thead,
    .category-list thead {
        display: none;
    }

    .link-list tr,
    .category-list tr {
        display: block;
        margin-bottom: 10px;
        border: 1px solid rgba(0, 0, 0, 0.1);
        border-radius: var(--border-radius);
        padding: 10px;
        background-color: var(--card-bg);
        box-shadow: var(--box-shadow);
    }

    .link-list th,
    .link-list td,
    .category-list th,
    .category-list td {
        padding: 5px 0;
        font-size: 14px;
        border: none;
        display: flex;
        align-items: center;
        justify-content: space-between;
        white-space: normal;
        overflow: visible;
        text-overflow: clip;
        width: 100%;
    }

    .link-list td[data-label]::before,
    .category-list td[data-label]::before {
        content: attr(data-label) ":";
        font-weight: 500;
        white-space: nowrap;
        margin-right: 8px;
        color: var(--text-color);
        opacity: 0.7;
        flex-shrink: 0;
        min-width: 60px;
        text-align: left;
    }

    .link-list td>*:not([data-label]):not(.btn-group),
    .category-list td>*:not([data-label]):not(.btn-group) {
        flex: 1;
        text-align: right;
        word-break: break-all;
        max-width: 60%;
    }

    .link-list .link-name,
    .link-list .link-url,
    .link-list .link-description {
        white-space: normal;
        overflow: hidden;
        text-overflow: ellipsis;
        text-align: right;
        word-break: break-all;
        max-width: 60%;
    }

    .link-list td[data-label="ID"]>*:not([data-label]):not(.btn-group),
    .category-list td[data-label="ID"]>*:not([data-label]):not(.btn-group),
    .link-list td[data-label="名称"]>*:not([data-label]):not(.btn-group),
    .category-list td[data-label="名称"]>*:not([data-label]):not(.btn-group) {
        text-align: left;
        max-width: 60%;
    }

    /* 操作列样式优化 */
    .link-list td:last-child,
    .category-list td:last-child {
        display: flex;
        padding-top: 10px;
        border-top: 1px solid rgba(0, 0, 0, 0.1);
        margin-top: 10px;
        justify-content: flex-end;
    }

    .link-list .btn-group,
    .category-list .btn-group {
        display: flex;
        gap: 8px;
        justify-content: flex-end;
        width: auto;
        flex-wrap: nowrap;
    }

    .link-list .btn-group .btn,
    .category-list .btn-group .btn {
        flex: 0 0 auto;
        min-width: 60px;
        padding: 6px 10px;
        font-size: 13px;
    }

    .link-filter {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .link-filter .search-box {
        width: 100%;
        min-width: unset;
    }

    .link-filter select,
    .link-filter .btn {
        width: 100%;
        min-width: unset;
        text-align: center;
    }

    .pagination {
        flex-wrap: wrap;
        justify-content: center;
        gap: 8px;
    }

    .pagination a {
        padding: 8px 12px;
        font-size: 14px;
        min-width: 40px;
        text-align: center;
    }

    .per-page-selector {
        width: 100%;
        justify-content: center;
        margin-bottom: 10px;
        margin-right: 0;
    }

    .link-list .link-name {
        font-size: 14px;
        margin-bottom: 3px;
    }

    .link-list .link-description {
        font-size: 12px;
        padding: 5px 8px;
        margin-top: 3px;
    }

    .link-list td[data-label="名称"]>*:not([data-label]):not(.btn-group),
    .category-list td[data-label="名称"]>*:not([data-label]):not(.btn-group) {
        text-align: left;
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .nav-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 5px;
        padding: 5px;
    }

    .nav-item {
        min-height: 80px;
        padding: 4px;
    }

    .nav-item .link-icon {
        font-size: 20px;
    }

    .nav-item .link-title {
        font-size: 1rem;
    }

    .nav-item .link-description {
        font-size: 0.875rem;
        margin-top: 1px;
    }

    .modal-content {
        padding: 10px;
        margin: 5px auto;
    }

    .form-actions {
        flex-direction: column;
        gap: 8px;
    }

    .form-actions button {
        width: 100%;
    }

    .link-list tr,
    .category-list tr {
        padding: 8px;
    }

    .link-list th,
    .link-list td,
    .category-list th,
    .category-list td {
        font-size: 13px;
    }

    .link-list td[data-label]::before,
    .category-list td[data-label]::before {
        min-width: 50px;
        margin-right: 5px;
        font-size: 12px;
    }

    .link-list .btn-group .btn,
    .category-list .btn-group .btn {
        flex: 1 1 100%;
        max-width: 100%;
        font-size: 12px;
        padding: 4px 8px;
    }
}

/* 触摸优化 */
@media (hover: none) {
    .nav-item {
        -webkit-tap-highlight-color: transparent;
    }

    .nav-item:active {
        transform: scale(0.95);
        transition: transform 0.1s;
    }

    .btn:active,
    input[type="text"]:active,
    input[type="url"]:active,
    input[type="number"]:active,
    select:active,
    textarea:active {
        transform: scale(0.98);
        transition: transform 0.1s;
    }
}

/* 优化触摸设备的交互体验 */
@media (hover: none) and (pointer: coarse) {

    .btn,
    .admin-nav a,
    .nav-item,
    .icon-item {
        cursor: pointer;
    }
}

/* 按钮组样式优化 */
.link-list .btn-group,
.category-list .btn-group {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
    width: auto;
    flex-wrap: nowrap;
}

.link-list .btn-group .btn,
.category-list .btn-group .btn {
    flex: 0 0 auto;
    min-width: 70px;
    padding: 8px 15px;
    font-size: 13px;
    border-radius: 6px;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.link-list .btn-group .btn-primary,
.category-list .btn-group .btn-primary {
    background: var(--primary-color);
    color: white;
    border: 1px solid var(--primary-color);
}

.link-list .btn-group .btn-danger,
.category-list .btn-group .btn-danger {
    background: #fff;
    color: #dc3545;
    border: 1px solid #dc3545;
}

.link-list .btn-group .btn:hover,
.category-list .btn-group .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.link-list .btn-group .btn-primary:hover,
.category-list .btn-group .btn-primary:hover {
    background: var(--primary-color);
    opacity: 0.9;
}

.link-list .btn-group .btn-danger:hover,
.category-list .btn-group .btn-danger:hover {
    background: #dc3545;
    color: white;
}

/* 移动端适配 */
@media (max-width: 768px) {

    .link-list .btn-group,
    .category-list .btn-group {
        gap: 8px;
    }

    .link-list .btn-group .btn,
    .category-list .btn-group .btn {
        min-width: 65px;
        padding: 6px 12px;
        font-size: 12px;
    }
}

/* 超小屏幕适配 */
@media (max-width: 360px) {
    .nav-grid {
        gap: 6px;
        padding: 6px;
    }

    .nav-item {
        min-height: 80px;
        padding: 5px;
    }

    .nav-item .link-icon {
        font-size: 20px;
    }

    .nav-item .link-title {
        font-size: 11px;
    }

    .nav-item .link-description {
        font-size: 10px;
    }
}

/* ==================== */
/* MD3 Dashboard Layout */
/* ==================== */

.dashboard-layout {
    display: flex;
    min-height: 100vh;
    background: var(--md-sys-color-surface);
    color: var(--md-sys-color-on-surface);
}

/* Navigation Drawer (Sidebar) */
.sidebar {
    width: 320px;
    height: 100vh;
    position: sticky;
    top: 0;
    background: var(--md-sys-color-surface-container-low);
    padding: 24px 12px;
    display: flex;
    flex-direction: column;
    border-right: 1px solid var(--md-sys-color-outline-variant);
    z-index: 100;
}

.sidebar-header {
    padding: 16px 12px 32px;
}

.admin-title {
    font-family: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--md-sys-color-primary);
    display: flex;
    align-items: center;
    gap: 12px;
}

.sidebar-nav {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 24px;
    border-radius: 28px;
    /* MD3 standard pills */
    color: var(--md-sys-color-on-surface-variant);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: var(--transition);
}

.nav-link:hover {
    background: var(--md-sys-color-surface-container-high);
    color: var(--md-sys-color-on-surface);
}

.nav-link.active {
    background: var(--md-sys-color-primary-container);
    color: var(--md-sys-color-on-primary-container);
    font-weight: 600;
}

.nav-link i {
    font-size: 1.5rem;
}

.nav-divider {
    height: 1px;
    background: var(--md-sys-color-outline-variant);
    margin: 16px 24px;
}

.sidebar-footer {
    padding-top: 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.sidebar-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 24px;
    border-radius: 20px;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
}

.logout-btn {
    color: var(--md-sys-color-error);
}

.logout-btn:hover {
    background: rgba(186, 26, 26, 0.08);
}

.home-btn {
    color: var(--md-sys-color-primary);
}

.home-btn:hover {
    background: var(--md-sys-color-primary-container);
}

/* Main Content Area */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: var(--md-sys-color-surface);
}

/* Top App Bar */
.top-bar {
    height: 64px;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--md-sys-color-surface);
    position: sticky;
    top: 0;
    z-index: 90;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1rem;
}

.user-meta {
    display: flex;
    align-items: center;
    gap: 16px;
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--md-sys-color-primary-container);
    color: var(--md-sys-color-on-primary-container);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}

/* Content Body */
.content-body {
    /* padding: 24px; */
    flex: 1;
    /* max-width: 1280px; */
    margin: 0 auto;
    width: 100%;
}

/* MD3 Cards (Surface Containers) */
.md-card {
    background: var(--md-sys-color-surface-container);
    border-radius: 24px;
    padding: 24px;
    margin-bottom: 24px;
}

/* MD3 Data Tables */
.table-responsive {
    background: var(--md-sys-color-surface-container-low);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--md-sys-elevation-level1);
}

table.link-list {
    width: 100%;
    border-collapse: collapse;
}

table.link-list th {
    padding: 16px 24px;
    text-align: left;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--md-sys-color-on-surface-variant);
    border-bottom: 1px solid var(--md-sys-color-outline-variant);
}

table.link-list tr {
    transition: background 0.2s;
}

table.link-list td {
    padding: 16px 24px;
    border-bottom: 1px solid var(--md-sys-color-outline-variant);
    font-size: 0.9375rem;
}

table.link-list tr:hover {
    background: var(--md-sys-color-surface-container-high);
}

/* MD3 Input Fields */
input[type="text"],
input[type="url"],
input[type="password"],
input[type="number"],
select,
textarea {
    width: 100%;
    padding: 10px 14px;
    background: #ffffff;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    color: #111827;
    font-size: 0.9rem;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
    box-sizing: border-box;
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--primary-color, #3b82f6);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

/* MD3 Selection Tiles */
.theme-radio-group {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 16px;
}

.theme-option {
    padding: 24px;
    border-radius: 16px;
    background: var(--md-sys-color-surface-container-high);
    border: 1px solid transparent;
    text-align: center;
    font-weight: 600;
    cursor: pointer;
    transition: 0.2s;
}

.theme-radio-label input:checked+.theme-option {
    background: var(--md-sys-color-primary-container);
    color: var(--md-sys-color-on-primary-container);
    border-color: var(--md-sys-color-primary);
}

/* Responsive */
@media (max-width: 1100px) {
    .sidebar {
        width: 80px;
        padding: 24px 8px;
    }

    .nav-link span,
    .sidebar-header span,
    .sidebar-footer span {
        display: none;
    }

    .nav-link {
        justify-content: center;
        padding: 16px;
    }
}

/* ===== 图标选择器弹窗 ===== */
.icon-selector-toolbar {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid #e2e8f0;
    margin-bottom: 12px;
    flex-wrap: wrap;
}

.icon-type-buttons {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}

.icon-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 8px;
    max-height: 400px;
    overflow-y: auto;
    padding: 4px 2px;
}

.icon-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 10px 6px;
    border-radius: 8px;
    border: 1px solid #e2e8f0;
    background: #f8fafc;
    cursor: pointer;
    transition: all 0.15s ease;
    text-align: center;
    min-height: 64px;
    font-size: 11px;
    color: #475569;
    word-break: break-all;
    gap: 4px;
}

.icon-item:hover {
    background: #eff6ff;
    border-color: #3b82f6;
    color: #1d4ed8;
}

.icon-item i {
    font-size: 22px;
    line-height: 1;
}