/* ==========================================================================
   智慧园区管理系统 - 全局样式表
   Smart Park Management System - Global Stylesheet
   --------------------------------------------------------------------------
   主题：深色仪表盘 + Glassmorphism 玻璃态
   主色：深蓝 #0a1628 | 强调：青色 #00d4ff / 翠绿 #00e396
   ========================================================================== */

/* ==========================================================================
   1. CSS 变量定义 (CSS Variables)
   ========================================================================== */
:root {
    /* ---- 主色调 ---- */
    --color-bg-primary: #0a1628;
    --color-bg-secondary: #0f1f3a;
    --color-bg-tertiary: #142a4a;
    --color-bg-card: rgba(20, 42, 74, 0.6);
    --color-bg-card-hover: rgba(30, 55, 95, 0.7);
    --color-bg-overlay: rgba(10, 22, 40, 0.85);

    /* ---- 强调色 ---- */
    --color-accent-cyan: #00d4ff;
    --color-accent-green: #00e396;
    --color-accent-blue: #3b82f6;
    --color-accent-purple: #8b5cf6;
    --color-accent-orange: #ff9f43;
    --color-accent-pink: #ff6b9d;

    /* ---- 文字色 ---- */
    --color-text-primary: #e8eef7;
    --color-text-secondary: #9bb0cc;
    --color-text-muted: #5a7299;
    --color-text-inverse: #0a1628;

    /* ---- 状态色 ---- */
    --color-success: #00e396;
    --color-warning: #ff9f43;
    --color-danger: #ff5e5e;
    --color-info: #00d4ff;
    --color-default: #6b7d99;

    /* ---- 边框色 ---- */
    --color-border: rgba(0, 212, 255, 0.12);
    --color-border-hover: rgba(0, 212, 255, 0.3);
    --color-border-light: rgba(255, 255, 255, 0.06);

    /* ---- 渐变 ---- */
    --gradient-cyan: linear-gradient(135deg, #00d4ff 0%, #0099cc 100%);
    --gradient-green: linear-gradient(135deg, #00e396 0%, #00b87a 100%);
    --gradient-blue: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
    --gradient-purple: linear-gradient(135deg, #8b5cf6 0%, #6d28d9 100%);
    --gradient-orange: linear-gradient(135deg, #ff9f43 0%, #e67e22 100%);
    --gradient-pink: linear-gradient(135deg, #ff6b9d 0%, #e63976 100%);
    --gradient-sidebar: linear-gradient(180deg, #0a1628 0%, #0d1d35 100%);
    --gradient-card: linear-gradient(135deg, rgba(0, 212, 255, 0.05) 0%, rgba(0, 227, 150, 0.03) 100%);

    /* ---- 玻璃态 ---- */
    --glass-bg: rgba(20, 42, 74, 0.45);
    --glass-bg-strong: rgba(20, 42, 74, 0.75);
    --glass-blur: blur(16px);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.37);

    /* ---- 阴影 ---- */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.4);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.5);
    --shadow-glow-cyan: 0 0 20px rgba(0, 212, 255, 0.3);
    --shadow-glow-green: 0 0 20px rgba(0, 227, 150, 0.3);

    /* ---- 间距 ---- */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;

    /* ---- 圆角 ---- */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* ---- 字体 ---- */
    --font-family: "Noto Sans SC", "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
    --font-mono: "JetBrains Mono", "Fira Code", "Consolas", monospace;
    --font-size-xs: 12px;
    --font-size-sm: 13px;
    --font-size-base: 14px;
    --font-size-md: 16px;
    --font-size-lg: 18px;
    --font-size-xl: 22px;
    --font-size-2xl: 28px;
    --font-size-3xl: 36px;
    --font-size-stat: 32px;

    /* ---- 布局尺寸 ---- */
    --sidebar-width: 240px;
    --sidebar-width-collapsed: 64px;
    --topbar-height: 60px;
    --content-max-width: 1600px;

    /* ---- 过渡 ---- */
    --transition-fast: 0.15s ease;
    --transition-base: 0.25s ease;
    --transition-slow: 0.4s ease;
    --transition-bounce: 0.35s cubic-bezier(0.68, -0.55, 0.265, 1.55);

    /* ---- z-index 层级 ---- */
    --z-sidebar: 1000;
    --z-topbar: 1100;
    --z-dropdown: 1200;
    --z-modal: 1300;
    --z-toast: 1400;
    --z-tooltip: 1500;
}

/* ==========================================================================
   2. 全局重置 (Global Reset)
   ========================================================================== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: var(--font-size-base);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-text-primary);
    background-color: var(--color-bg-primary);
    background-image:
        radial-gradient(circle at 15% 20%, rgba(0, 212, 255, 0.06) 0%, transparent 40%),
        radial-gradient(circle at 85% 80%, rgba(0, 227, 150, 0.05) 0%, transparent 40%);
    background-attachment: fixed;
    min-height: 100vh;
    overflow-x: hidden;
}

a {
    color: var(--color-accent-cyan);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-accent-green);
}

ul,
ol {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
    color: inherit;
}

input,
select,
textarea {
    font-family: inherit;
    font-size: inherit;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    color: var(--color-text-primary);
}

/* ==========================================================================
   3. 滚动条美化 (Custom Scrollbar)
   ========================================================================== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(10, 22, 40, 0.5);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, rgba(0, 212, 255, 0.4), rgba(0, 227, 150, 0.3));
    border-radius: var(--radius-full);
    transition: background var(--transition-base);
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, rgba(0, 212, 255, 0.7), rgba(0, 227, 150, 0.5));
}

::-webkit-scrollbar-corner {
    background: transparent;
}

/* Firefox */
* {
    scrollbar-width: thin;
    scrollbar-color: rgba(0, 212, 255, 0.4) rgba(10, 22, 40, 0.5);
}

/* ==========================================================================
   4. 通用工具类 (Utility Classes)
   ========================================================================== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-success { color: var(--color-success); }
.text-warning { color: var(--color-warning); }
.text-danger { color: var(--color-danger); }
.text-info { color: var(--color-info); }
.text-muted { color: var(--color-text-muted); }
.text-secondary { color: var(--color-text-secondary); }

.font-bold { font-weight: 700; }
.font-mono { font-family: var(--font-mono); }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.flex-wrap { flex-wrap: wrap; }
.flex-1 { flex: 1; }
.gap-xs { gap: var(--space-xs); }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }

.grid { display: grid; }
.hidden { display: none; }

.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }

.rounded-sm { border-radius: var(--radius-sm); }
.rounded-md { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-full { border-radius: var(--radius-full); }

.glass {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
}

.truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ==========================================================================
   5. 整体布局 (App Layout)
   ========================================================================== */
.app-layout {
    display: flex;
    min-height: 100vh;
}

.app-main-wrapper {
    flex: 1;
    margin-left: var(--sidebar-width);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    transition: margin-left var(--transition-base);
}

.app-main-wrapper.sidebar-collapsed {
    margin-left: var(--sidebar-width-collapsed);
}

/* ==========================================================================
   6. 侧边栏 (Sidebar)
   ========================================================================== */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--gradient-sidebar);
    border-right: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    z-index: var(--z-sidebar);
    transition: width var(--transition-base);
    overflow: hidden;
}

.sidebar-collapsed .sidebar,
.sidebar.collapsed {
    width: var(--sidebar-width-collapsed);
}

/* ---- 侧边栏 Logo ---- */
.sidebar-logo {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: 0 var(--space-lg);
    height: var(--topbar-height);
    border-bottom: 1px solid var(--color-border);
    flex-shrink: 0;
}

.sidebar-logo .logo-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    background: var(--gradient-cyan);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
    box-shadow: var(--shadow-glow-cyan);
}

.sidebar-logo .logo-text {
    font-size: var(--font-size-md);
    font-weight: 700;
    color: var(--color-text-primary);
    white-space: nowrap;
    transition: opacity var(--transition-fast);
}

.sidebar-logo .logo-text .logo-sub {
    font-size: var(--font-size-xs);
    color: var(--color-accent-cyan);
    font-weight: 400;
    display: block;
    letter-spacing: 1px;
}

.sidebar.collapsed .logo-text,
.sidebar.collapsed .nav-label,
.sidebar.collapsed .nav-badge,
.sidebar.collapsed .sidebar-user-info {
    opacity: 0;
    pointer-events: none;
}

/* ---- 导航菜单 ---- */
.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: var(--space-md) 0;
}

.sidebar-nav .nav-group-title {
    padding: var(--space-lg) var(--space-lg) var(--space-xs);
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    white-space: nowrap;
}

.sidebar.collapsed .nav-group-title {
    text-align: center;
    font-size: 0;
}

.sidebar.collapsed .nav-group-title::first-letter {
    font-size: var(--font-size-xs);
}

.nav-item {
    position: relative;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: 10px var(--space-lg);
    color: var(--color-text-secondary);
    font-size: var(--font-size-base);
    transition: all var(--transition-fast);
    white-space: nowrap;
    border-left: 3px solid transparent;
}

.nav-link .nav-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-link .nav-label {
    flex: 1;
    transition: opacity var(--transition-fast);
}

.nav-link .nav-arrow {
    font-size: var(--font-size-xs);
    transition: transform var(--transition-fast);
}

.nav-link:hover {
    background: rgba(0, 212, 255, 0.08);
    color: var(--color-accent-cyan);
}

.nav-item.active > .nav-link {
    background: rgba(0, 212, 255, 0.12);
    color: var(--color-accent-cyan);
    border-left-color: var(--color-accent-cyan);
}

.nav-item.active > .nav-link .nav-icon {
    color: var(--color-accent-cyan);
    filter: drop-shadow(0 0 4px rgba(0, 212, 255, 0.5));
}

/* ---- 导航徽标 ---- */
.nav-badge {
    background: var(--gradient-orange);
    color: #fff;
    font-size: 10px;
    padding: 1px 7px;
    border-radius: var(--radius-full);
    font-weight: 600;
    flex-shrink: 0;
}

.nav-badge.badge-dot {
    width: 8px;
    height: 8px;
    padding: 0;
    background: var(--color-danger);
}

/* ---- 子菜单 ---- */
.nav-submenu {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
}

.nav-item.expanded > .nav-submenu {
    max-height: 500px;
}

.nav-item.expanded > .nav-link .nav-arrow {
    transform: rotate(90deg);
}

.nav-submenu .nav-link {
    padding-left: 52px;
    font-size: var(--font-size-sm);
}

.sidebar.collapsed .nav-submenu {
    display: none;
}

/* ---- 侧边栏用户信息 ---- */
.sidebar-user {
    padding: var(--space-md) var(--space-lg);
    border-top: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    flex-shrink: 0;
    cursor: pointer;
    transition: background var(--transition-fast);
}

.sidebar-user:hover {
    background: rgba(0, 212, 255, 0.06);
}

.sidebar-user .user-avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background: var(--gradient-green);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-inverse);
    flex-shrink: 0;
    border: 2px solid var(--color-border);
}

.sidebar-user-info {
    flex: 1;
    overflow: hidden;
    transition: opacity var(--transition-fast);
}

.sidebar-user-info .user-name {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-primary);
}

.sidebar-user-info .user-role {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

/* ==========================================================================
   7. 顶部导航栏 (Topbar)
   ========================================================================== */
.topbar {
    height: var(--topbar-height);
    background: var(--glass-bg-strong);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    padding: 0 var(--space-lg);
    gap: var(--space-lg);
    position: sticky;
    top: 0;
    z-index: var(--z-topbar);
    flex-shrink: 0;
}

/* ---- 侧边栏切换按钮 ---- */
.topbar-toggle {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-secondary);
    font-size: 18px;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.topbar-toggle:hover {
    background: rgba(0, 212, 255, 0.1);
    color: var(--color-accent-cyan);
}

/* ---- 面包屑 ---- */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    flex-shrink: 0;
}

.breadcrumb-item {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.breadcrumb-item a {
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

.breadcrumb-item a:hover {
    color: var(--color-accent-cyan);
}

.breadcrumb-item.active {
    color: var(--color-text-primary);
}

.breadcrumb-separator {
    color: var(--color-text-muted);
    margin: 0 2px;
}

/* ---- 顶部搜索框 ---- */
.topbar-search {
    flex: 1;
    max-width: 400px;
    position: relative;
    margin-left: auto;
}

.topbar-search .search-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-text-muted);
    font-size: 16px;
}

.topbar-search input {
    width: 100%;
    height: 36px;
    padding: 0 var(--space-md) 0 38px;
    background: rgba(10, 22, 40, 0.5);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    color: var(--color-text-primary);
    font-size: var(--font-size-sm);
    transition: all var(--transition-fast);
}

.topbar-search input::placeholder {
    color: var(--color-text-muted);
}

.topbar-search input:focus {
    outline: none;
    border-color: var(--color-accent-cyan);
    background: rgba(10, 22, 40, 0.7);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

/* ---- 顶部操作按钮 ---- */
.topbar-actions {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    flex-shrink: 0;
}

.topbar-btn {
    position: relative;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-secondary);
    font-size: 18px;
    transition: all var(--transition-fast);
}

.topbar-btn:hover {
    background: rgba(0, 212, 255, 0.1);
    color: var(--color-accent-cyan);
}

.topbar-btn .notification-dot {
    position: absolute;
    top: 6px;
    right: 6px;
    width: 8px;
    height: 8px;
    background: var(--color-danger);
    border-radius: var(--radius-full);
    border: 2px solid var(--color-bg-secondary);
    animation: pulse 2s infinite;
}

/* ---- 顶部用户头像 ---- */
.topbar-user {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 4px var(--space-sm) 4px 4px;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.topbar-user:hover {
    background: rgba(0, 212, 255, 0.08);
}

.topbar-user .user-avatar {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    background: var(--gradient-cyan);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-inverse);
}

.topbar-user .user-name {
    font-size: var(--font-size-sm);
    color: var(--color-text-primary);
}

/* ==========================================================================
   8. 主内容区 (Main Content)
   ========================================================================== */
.main-content {
    flex: 1;
    padding: var(--space-lg);
    max-width: var(--content-max-width);
    width: 100%;
    margin: 0 auto;
}

.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.page-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-text-primary);
}

.page-title .page-subtitle {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    font-weight: 400;
    margin-top: 4px;
}

.page-header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

/* ---- 内容行/列 ---- */
.content-row {
    display: flex;
    gap: var(--space-lg);
    margin-bottom: var(--space-lg);
    flex-wrap: wrap;
}

.content-col {
    flex: 1;
    min-width: 0;
}

/* ---- 通用卡片容器 ---- */
.card {
    background: var(--color-bg-card);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(0, 212, 255, 0.3), transparent);
}

.card:hover {
    border-color: var(--color-border-hover);
    background: var(--color-bg-card-hover);
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--color-border-light);
}

.card-title {
    font-size: var(--font-size-md);
    font-weight: 600;
    color: var(--color-text-primary);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.card-title .title-icon {
    color: var(--color-accent-cyan);
}

.card-body {
    padding: 0;
}

.card-footer {
    margin-top: var(--space-md);
    padding-top: var(--space-md);
    border-top: 1px solid var(--color-border-light);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--space-sm);
}

/* ---- 网格布局 ---- */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-lg); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-lg); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-lg); }
.grid-5 { display: grid; grid-template-columns: repeat(5, 1fr); gap: var(--space-md); }
.grid-6 { display: grid; grid-template-columns: repeat(6, 1fr); gap: var(--space-md); }

.col-span-2 { grid-column: span 2; }
.col-span-3 { grid-column: span 3; }
.col-span-4 { grid-column: span 4; }
.row-span-2 { grid-row: span 2; }

/* ==========================================================================
   9. KPI 统计卡片 (KPI Stat Cards)
   ========================================================================== */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--space-lg);
    margin-bottom: var(--space-lg);
}

.kpi-card {
    position: relative;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    overflow: hidden;
    transition: all var(--transition-base);
    animation: fadeInUp 0.5s ease backwards;
}

.kpi-card:nth-child(1) { animation-delay: 0.05s; }
.kpi-card:nth-child(2) { animation-delay: 0.1s; }
.kpi-card:nth-child(3) { animation-delay: 0.15s; }
.kpi-card:nth-child(4) { animation-delay: 0.2s; }
.kpi-card:nth-child(5) { animation-delay: 0.25s; }
.kpi-card:nth-child(6) { animation-delay: 0.3s; }

.kpi-card::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -30%;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    opacity: 0.08;
    transition: transform var(--transition-slow);
}

.kpi-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-border-hover);
    box-shadow: var(--shadow-lg);
}

.kpi-card:hover::after {
    transform: scale(1.3);
}

/* ---- KPI 渐变主题 ---- */
.kpi-card.kpi-cyan::after { background: var(--color-accent-cyan); }
.kpi-card.kpi-green::after { background: var(--color-accent-green); }
.kpi-card.kpi-blue::after { background: var(--color-accent-blue); }
.kpi-card.kpi-orange::after { background: var(--color-accent-orange); }
.kpi-card.kpi-purple::after { background: var(--color-accent-purple); }
.kpi-card.kpi-pink::after { background: var(--color-accent-pink); }

.kpi-card.kpi-cyan .kpi-icon { background: var(--gradient-cyan); }
.kpi-card.kpi-green .kpi-icon { background: var(--gradient-green); }
.kpi-card.kpi-blue .kpi-icon { background: var(--gradient-blue); }
.kpi-card.kpi-orange .kpi-icon { background: var(--gradient-orange); }
.kpi-card.kpi-purple .kpi-icon { background: var(--gradient-purple); }
.kpi-card.kpi-pink .kpi-icon { background: var(--gradient-pink); }

.kpi-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: var(--space-md);
}

.kpi-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: #fff;
    flex-shrink: 0;
    box-shadow: var(--shadow-md);
}

.kpi-trend {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: var(--font-size-xs);
    font-weight: 600;
    padding: 3px 8px;
    border-radius: var(--radius-full);
}

.kpi-trend.up {
    color: var(--color-success);
    background: rgba(0, 227, 150, 0.12);
}

.kpi-trend.down {
    color: var(--color-danger);
    background: rgba(255, 94, 94, 0.12);
}

.kpi-trend.flat {
    color: var(--color-text-muted);
    background: rgba(107, 125, 153, 0.12);
}

.kpi-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xs);
}

.kpi-value {
    font-size: var(--font-size-stat);
    font-weight: 700;
    color: var(--color-text-primary);
    line-height: 1.2;
    font-family: var(--font-mono);
}

.kpi-value .kpi-unit {
    font-size: var(--font-size-sm);
    font-weight: 400;
    color: var(--color-text-muted);
    margin-left: 4px;
}

.kpi-footer {
    margin-top: var(--space-sm);
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

/* ---- 迷你进度条 ---- */
.kpi-mini-bar {
    height: 4px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-full);
    margin-top: var(--space-sm);
    overflow: hidden;
}

.kpi-mini-bar .bar-fill {
    height: 100%;
    border-radius: var(--radius-full);
    transition: width 1s ease;
}

.kpi-card.kpi-cyan .bar-fill { background: var(--gradient-cyan); }
.kpi-card.kpi-green .bar-fill { background: var(--gradient-green); }
.kpi-card.kpi-blue .bar-fill { background: var(--gradient-blue); }
.kpi-card.kpi-orange .bar-fill { background: var(--gradient-orange); }
.kpi-card.kpi-purple .bar-fill { background: var(--gradient-purple); }
.kpi-card.kpi-pink .bar-fill { background: var(--gradient-pink); }

/* ==========================================================================
   10. 图表容器 (Chart Container)
   ========================================================================== */
.chart-container {
    position: relative;
    width: 100%;
    background: var(--color-bg-card);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    overflow: hidden;
}

.chart-container .chart-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-md);
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.chart-container .chart-title {
    font-size: var(--font-size-md);
    font-weight: 600;
    color: var(--color-text-primary);
}

.chart-container .chart-subtitle {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    margin-top: 2px;
}

.chart-wrapper {
    position: relative;
    width: 100%;
    min-height: 280px;
}

.chart-wrapper canvas,
.chart-wrapper svg {
    width: 100% !important;
    max-width: 100%;
}

/* ---- 图表图例 ---- */
.chart-legend {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-md);
    margin-top: var(--space-md);
}

.chart-legend-item {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
}

.chart-legend-dot {
    width: 10px;
    height: 10px;
    border-radius: 3px;
    flex-shrink: 0;
}

.chart-legend-dot.cyan { background: var(--color-accent-cyan); }
.chart-legend-dot.green { background: var(--color-accent-green); }
.chart-legend-dot.blue { background: var(--color-accent-blue); }
.chart-legend-dot.orange { background: var(--color-accent-orange); }
.chart-legend-dot.purple { background: var(--color-accent-purple); }
.chart-legend-dot.pink { background: var(--color-accent-pink); }

/* ---- 图表时间筛选 ---- */
.chart-range {
    display: flex;
    align-items: center;
    gap: 2px;
    background: rgba(10, 22, 40, 0.5);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 2px;
}

.chart-range button {
    padding: 4px 12px;
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.chart-range button.active,
.chart-range button:hover {
    background: rgba(0, 212, 255, 0.15);
    color: var(--color-accent-cyan);
}

/* ==========================================================================
   11. 数据表格 (Data Table)
   ========================================================================== */
.table-container {
    width: 100%;
    overflow-x: auto;
    border-radius: var(--radius-lg);
    background: var(--color-bg-card);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--color-border-light);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--font-size-sm);
    min-width: 600px;
}

.data-table thead {
    background: rgba(10, 22, 40, 0.4);
}

.data-table th {
    padding: var(--space-md);
    text-align: left;
    font-weight: 600;
    color: var(--color-text-secondary);
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--color-border);
    white-space: nowrap;
    position: sticky;
    top: 0;
}

.data-table th.sortable {
    cursor: pointer;
    user-select: none;
}

.data-table th.sortable:hover {
    color: var(--color-accent-cyan);
}

.data-table th .sort-icon {
    margin-left: 4px;
    opacity: 0.5;
    font-size: 10px;
}

.data-table th.sort-asc .sort-icon,
.data-table th.sort-desc .sort-icon {
    opacity: 1;
    color: var(--color-accent-cyan);
}

.data-table td {
    padding: var(--space-md);
    color: var(--color-text-primary);
    border-bottom: 1px solid var(--color-border-light);
    vertical-align: middle;
}

.data-table tbody tr {
    transition: background var(--transition-fast);
}

/* ---- 斑马纹 ---- */
.data-table.striped tbody tr:nth-child(even) {
    background: rgba(255, 255, 255, 0.015);
}

/* ---- Hover 效果 ---- */
.data-table tbody tr:hover {
    background: rgba(0, 212, 255, 0.06);
}

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

/* ---- 表格内用户信息 ---- */
.table-user {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.table-user .table-avatar {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    background: var(--gradient-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: #fff;
    flex-shrink: 0;
}

.table-user .table-user-info .table-user-name {
    font-weight: 500;
    color: var(--color-text-primary);
}

.table-user .table-user-info .table-user-sub {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

/* ---- 表格操作按钮 ---- */
.table-actions {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.table-action-btn {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
    font-size: 14px;
    transition: all var(--transition-fast);
}

.table-action-btn:hover {
    background: rgba(0, 212, 255, 0.12);
    color: var(--color-accent-cyan);
}

.table-action-btn.danger:hover {
    background: rgba(255, 94, 94, 0.12);
    color: var(--color-danger);
}

/* ==========================================================================
   12. 模态框 (Modal)
   ========================================================================== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: var(--color-bg-overlay);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    padding: var(--space-lg);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-xl);
    transform: scale(0.9) translateY(20px);
    transition: transform var(--transition-bounce);
}

.modal-overlay.active .modal {
    transform: scale(1) translateY(0);
}

.modal.modal-sm { max-width: 400px; }
.modal.modal-md { max-width: 560px; }
.modal.modal-lg { max-width: 760px; }
.modal.modal-xl { max-width: 960px; }

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg);
    border-bottom: 1px solid var(--color-border);
    flex-shrink: 0;
}

.modal-title {
    font-size: var(--font-size-md);
    font-weight: 600;
    color: var(--color-text-primary);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.modal-close {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
    font-size: 18px;
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: rgba(255, 94, 94, 0.12);
    color: var(--color-danger);
}

.modal-body {
    padding: var(--space-lg);
    overflow-y: auto;
    flex: 1;
}

.modal-footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--space-sm);
    padding: var(--space-lg);
    border-top: 1px solid var(--color-border);
    flex-shrink: 0;
}

/* ==========================================================================
   13. 表单元素 (Form Elements)
   ========================================================================== */
.form-group {
    margin-bottom: var(--space-md);
}

.form-row {
    display: flex;
    gap: var(--space-md);
}

.form-row .form-group {
    flex: 1;
}

.form-label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xs);
}

.form-label .required {
    color: var(--color-danger);
    margin-left: 2px;
}

.form-hint {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    margin-top: var(--space-xs);
}

.form-error {
    font-size: var(--font-size-xs);
    color: var(--color-danger);
    margin-top: var(--space-xs);
}

/* ---- 输入框 ---- */
.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 10px var(--space-md);
    background: rgba(10, 22, 40, 0.5);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    font-size: var(--font-size-sm);
    transition: all var(--transition-fast);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--color-text-muted);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-accent-cyan);
    background: rgba(10, 22, 40, 0.7);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.form-input:disabled,
.form-select:disabled,
.form-textarea:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.form-input.error,
.form-select.error,
.form-textarea.error {
    border-color: var(--color-danger);
}

.form-textarea {
    resize: vertical;
    min-height: 80px;
    font-family: var(--font-family);
}

/* ---- Select 下拉箭头 ---- */
.form-select {
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%239bb0cc' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
    cursor: pointer;
}

.form-select option {
    background: var(--color-bg-secondary);
    color: var(--color-text-primary);
}

/* ---- 输入框带图标/前缀 ---- */
.input-group {
    position: relative;
    display: flex;
    align-items: center;
}

.input-group .input-icon {
    position: absolute;
    left: 12px;
    color: var(--color-text-muted);
    font-size: 16px;
    pointer-events: none;
}

.input-group .form-input {
    padding-left: 38px;
}

.input-group .input-suffix {
    position: absolute;
    right: 12px;
    color: var(--color-text-muted);
    font-size: var(--font-size-xs);
}

.input-group .input-prefix {
    position: absolute;
    left: 12px;
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    pointer-events: none;
}

.input-group.has-prefix .form-input {
    padding-left: 56px;
}

/* ---- 复选框 / 单选框 ---- */
.form-checkbox,
.form-radio {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    cursor: pointer;
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    user-select: none;
}

.form-checkbox input[type="checkbox"],
.form-radio input[type="radio"] {
    appearance: none;
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border: 1.5px solid var(--color-border-hover);
    border-radius: var(--radius-sm);
    background: rgba(10, 22, 40, 0.5);
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    flex-shrink: 0;
}

.form-radio input[type="radio"] {
    border-radius: var(--radius-full);
}

.form-checkbox input[type="checkbox"]:checked,
.form-radio input[type="radio"]:checked {
    background: var(--gradient-cyan);
    border-color: var(--color-accent-cyan);
}

.form-checkbox input[type="checkbox"]:checked::after {
    content: '';
    position: absolute;
    left: 5px;
    top: 1px;
    width: 5px;
    height: 10px;
    border: solid #0a1628;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.form-radio input[type="radio"]:checked::after {
    content: '';
    position: absolute;
    left: 4px;
    top: 4px;
    width: 8px;
    height: 8px;
    border-radius: var(--radius-full);
    background: #0a1628;
}

/* ---- 开关 Switch ---- */
.form-switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
    cursor: pointer;
}

.form-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.form-switch .switch-slider {
    position: absolute;
    inset: 0;
    background: rgba(10, 22, 40, 0.6);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    transition: var(--transition-base);
}

.form-switch .switch-slider::before {
    content: '';
    position: absolute;
    left: 2px;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    background: var(--color-text-muted);
    border-radius: var(--radius-full);
    transition: var(--transition-base);
}

.form-switch input:checked + .switch-slider {
    background: var(--gradient-cyan);
    border-color: var(--color-accent-cyan);
}

.form-switch input:checked + .switch-slider::before {
    left: calc(100% - 20px);
    background: #fff;
}

/* ==========================================================================
   14. 按钮 (Buttons)
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 8px var(--space-lg);
    font-size: var(--font-size-sm);
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    white-space: nowrap;
    border: 1px solid transparent;
    line-height: 1.5;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ---- 按钮尺寸 ---- */
.btn-sm {
    padding: 4px var(--space-md);
    font-size: var(--font-size-xs);
}

.btn-lg {
    padding: 12px var(--space-xl);
    font-size: var(--font-size-md);
}

.btn-block {
    width: 100%;
}

/* ---- 按钮变体 ---- */
.btn-primary {
    background: var(--gradient-cyan);
    color: var(--color-text-inverse);
    font-weight: 600;
}

.btn-primary:hover {
    box-shadow: var(--shadow-glow-cyan);
    transform: translateY(-1px);
}

.btn-success {
    background: var(--gradient-green);
    color: var(--color-text-inverse);
    font-weight: 600;
}

.btn-success:hover {
    box-shadow: var(--shadow-glow-green);
    transform: translateY(-1px);
}

.btn-danger {
    background: linear-gradient(135deg, #ff5e5e 0%, #e63946 100%);
    color: #fff;
    font-weight: 600;
}

.btn-danger:hover {
    box-shadow: 0 0 20px rgba(255, 94, 94, 0.3);
    transform: translateY(-1px);
}

.btn-warning {
    background: var(--gradient-orange);
    color: var(--color-text-inverse);
    font-weight: 600;
}

.btn-warning:hover {
    box-shadow: 0 0 20px rgba(255, 159, 67, 0.3);
    transform: translateY(-1px);
}

.btn-ghost {
    background: transparent;
    color: var(--color-text-secondary);
    border-color: var(--color-border);
}

.btn-ghost:hover {
    background: rgba(0, 212, 255, 0.08);
    color: var(--color-accent-cyan);
    border-color: var(--color-border-hover);
}

.btn-outline {
    background: transparent;
    color: var(--color-accent-cyan);
    border-color: var(--color-accent-cyan);
}

.btn-outline:hover {
    background: rgba(0, 212, 255, 0.1);
}

.btn-text {
    background: transparent;
    color: var(--color-accent-cyan);
    padding: 4px var(--space-sm);
}

.btn-text:hover {
    background: rgba(0, 212, 255, 0.08);
}

/* ---- 按钮组 ---- */
.btn-group {
    display: inline-flex;
    border-radius: var(--radius-md);
    overflow: hidden;
}

.btn-group .btn {
    border-radius: 0;
    border-right: 1px solid var(--color-border);
}

.btn-group .btn:last-child {
    border-right: none;
}

.btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
    border-radius: var(--radius-md);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

/* ==========================================================================
   15. 状态标签 (Badge)
   ========================================================================== */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 10px;
    font-size: var(--font-size-xs);
    font-weight: 600;
    border-radius: var(--radius-full);
    line-height: 1.6;
    white-space: nowrap;
}

.badge::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: var(--radius-full);
    flex-shrink: 0;
}

.badge-success {
    color: var(--color-success);
    background: rgba(0, 227, 150, 0.12);
    border: 1px solid rgba(0, 227, 150, 0.25);
}

.badge-success::before { background: var(--color-success); box-shadow: 0 0 6px var(--color-success); }

.badge-warning {
    color: var(--color-warning);
    background: rgba(255, 159, 67, 0.12);
    border: 1px solid rgba(255, 159, 67, 0.25);
}

.badge-warning::before { background: var(--color-warning); box-shadow: 0 0 6px var(--color-warning); }

.badge-danger {
    color: var(--color-danger);
    background: rgba(255, 94, 94, 0.12);
    border: 1px solid rgba(255, 94, 94, 0.25);
}

.badge-danger::before { background: var(--color-danger); box-shadow: 0 0 6px var(--color-danger); }

.badge-info {
    color: var(--color-info);
    background: rgba(0, 212, 255, 0.12);
    border: 1px solid rgba(0, 212, 255, 0.25);
}

.badge-info::before { background: var(--color-info); box-shadow: 0 0 6px var(--color-info); }

.badge-default {
    color: var(--color-text-secondary);
    background: rgba(107, 125, 153, 0.12);
    border: 1px solid rgba(107, 125, 153, 0.25);
}

.badge-default::before { background: var(--color-default); }

/* ---- 无圆点标签 ---- */
.badge.badge-plain::before {
    display: none;
}

/* ==========================================================================
   16. 进度条 (Progress Bar)
   ========================================================================== */
.progress-bar {
    width: 100%;
    height: 8px;
    background: rgba(10, 22, 40, 0.6);
    border-radius: var(--radius-full);
    overflow: hidden;
    position: relative;
}

.progress-bar.progress-sm { height: 4px; }
.progress-bar.progress-lg { height: 12px; }

.progress-bar .progress-fill {
    height: 100%;
    border-radius: var(--radius-full);
    transition: width 0.8s ease;
    position: relative;
    overflow: hidden;
}

.progress-bar .progress-fill::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    animation: shimmer 2s infinite;
}

.progress-fill.fill-cyan { background: var(--gradient-cyan); }
.progress-fill.fill-green { background: var(--gradient-green); }
.progress-fill.fill-blue { background: var(--gradient-blue); }
.progress-fill.fill-orange { background: var(--gradient-orange); }
.progress-fill.fill-danger { background: linear-gradient(135deg, #ff5e5e 0%, #e63946 100%); }

/* ---- 带标签的进度条 ---- */
.progress-labeled {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.progress-labeled .progress-label-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: var(--font-size-xs);
}

.progress-labeled .progress-label-text {
    color: var(--color-text-secondary);
}

.progress-labeled .progress-label-value {
    color: var(--color-text-primary);
    font-weight: 600;
    font-family: var(--font-mono);
}

/* ---- 环形进度 ---- */
.progress-circle {
    position: relative;
    width: 80px;
    height: 80px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.progress-circle svg {
    transform: rotate(-90deg);
}

.progress-circle .progress-circle-bg {
    fill: none;
    stroke: rgba(10, 22, 40, 0.6);
    stroke-width: 6;
}

.progress-circle .progress-circle-fill {
    fill: none;
    stroke-width: 6;
    stroke-linecap: round;
    transition: stroke-dashoffset 0.8s ease;
}

.progress-circle .progress-circle-text {
    position: absolute;
    font-size: var(--font-size-sm);
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--color-text-primary);
}

/* ==========================================================================
   17. 时间线 (Timeline)
   ========================================================================== */
.timeline {
    position: relative;
    padding-left: var(--space-xl);
}

.timeline::before {
    content: '';
    position: absolute;
    left: 11px;
    top: 4px;
    bottom: 4px;
    width: 2px;
    background: linear-gradient(180deg, var(--color-accent-cyan), var(--color-border));
    border-radius: var(--radius-full);
}

.timeline-item {
    position: relative;
    padding-bottom: var(--space-lg);
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-dot {
    position: absolute;
    left: calc(-1 * var(--space-xl) + 4px);
    top: 2px;
    width: 16px;
    height: 16px;
    border-radius: var(--radius-full);
    background: var(--color-bg-primary);
    border: 3px solid var(--color-accent-cyan);
    z-index: 1;
    transition: all var(--transition-base);
}

.timeline-dot.dot-success { border-color: var(--color-success); }
.timeline-dot.dot-warning { border-color: var(--color-warning); }
.timeline-dot.dot-danger { border-color: var(--color-danger); }
.timeline-dot.dot-info { border-color: var(--color-info); }
.timeline-dot.dot-default { border-color: var(--color-default); }

.timeline-item:hover .timeline-dot {
    transform: scale(1.3);
    box-shadow: 0 0 12px currentColor;
}

.timeline-content {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    transition: all var(--transition-fast);
}

.timeline-item:hover .timeline-content {
    border-color: var(--color-border-hover);
    background: var(--color-bg-card-hover);
}

.timeline-time {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    margin-bottom: var(--space-xs);
}

.timeline-title {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--space-xs);
}

.timeline-desc {
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
    line-height: 1.5;
}

/* ==========================================================================
   18. 标签页 (Tabs)
   ========================================================================== */
.tabs {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.tabs-nav {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    border-bottom: 1px solid var(--color-border);
    overflow-x: auto;
    scrollbar-width: none;
}

.tabs-nav::-webkit-scrollbar {
    display: none;
}

.tab-item {
    position: relative;
    padding: 10px var(--space-lg);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text-muted);
    white-space: nowrap;
    cursor: pointer;
    transition: color var(--transition-fast);
    border: none;
    background: none;
}

.tab-item:hover {
    color: var(--color-accent-cyan);
}

.tab-item.active {
    color: var(--color-accent-cyan);
}

.tab-item.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-cyan);
    border-radius: var(--radius-full) var(--radius-full) 0 0;
    box-shadow: 0 0 8px var(--color-accent-cyan);
}

.tab-item .tab-count {
    margin-left: var(--space-xs);
    padding: 1px 7px;
    font-size: 10px;
    background: rgba(0, 212, 255, 0.15);
    color: var(--color-accent-cyan);
    border-radius: var(--radius-full);
}

.tab-pane {
    display: none;
    animation: fadeIn 0.3s ease;
}

.tab-pane.active {
    display: block;
}

/* ---- 胶囊式标签 ---- */
.tabs-pills {
    display: flex;
    gap: var(--space-xs);
    flex-wrap: wrap;
    background: rgba(10, 22, 40, 0.4);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-xs);
}

.tabs-pills .tab-pill {
    padding: 6px var(--space-md);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.tabs-pills .tab-pill:hover {
    color: var(--color-text-primary);
}

.tabs-pills .tab-pill.active {
    background: var(--gradient-cyan);
    color: var(--color-text-inverse);
    font-weight: 600;
}

/* ==========================================================================
   19. 搜索框和筛选器 (Search & Filters)
   ========================================================================== */
.filter-bar {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    flex-wrap: wrap;
    margin-bottom: var(--space-lg);
    padding: var(--space-md);
    background: var(--color-bg-card);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
}

.filter-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.filter-item .filter-label {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

.filter-item .form-select,
.filter-item .form-input {
    min-width: 140px;
    padding: 6px var(--space-md);
    font-size: var(--font-size-xs);
}

.filter-actions {
    display: flex;
    gap: var(--space-sm);
    margin-left: auto;
}

/* ---- 搜索框 ---- */
.search-box {
    position: relative;
    width: 100%;
    max-width: 320px;
}

.search-box .search-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-text-muted);
    font-size: 15px;
}

.search-box input {
    width: 100%;
    height: 36px;
    padding: 0 36px 0 38px;
    background: rgba(10, 22, 40, 0.5);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    font-size: var(--font-size-sm);
    transition: all var(--transition-fast);
}

.search-box input::placeholder {
    color: var(--color-text-muted);
}

.search-box input:focus {
    outline: none;
    border-color: var(--color-accent-cyan);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.search-box .search-clear {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    width: 22px;
    height: 22px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
    font-size: 12px;
    transition: all var(--transition-fast);
}

.search-box .search-clear:hover {
    background: rgba(255, 94, 94, 0.12);
    color: var(--color-danger);
}

/* ==========================================================================
   20. 分页 (Pagination)
   ========================================================================== */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    margin-top: var(--space-lg);
}

.pagination-item {
    min-width: 36px;
    height: 36px;
    padding: 0 var(--space-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    background: rgba(10, 22, 40, 0.4);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.pagination-item:hover:not(.disabled):not(.active) {
    background: rgba(0, 212, 255, 0.1);
    color: var(--color-accent-cyan);
    border-color: var(--color-border-hover);
}

.pagination-item.active {
    background: var(--gradient-cyan);
    color: var(--color-text-inverse);
    font-weight: 600;
    border-color: transparent;
}

.pagination-item.disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.pagination-item .pagination-ellipsis {
    letter-spacing: 2px;
}

.pagination-info {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    margin-left: var(--space-md);
}

/* ==========================================================================
   21. 空状态 (Empty State)
   ========================================================================== */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-2xl) var(--space-lg);
    text-align: center;
}

.empty-state .empty-icon {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-full);
    background: rgba(0, 212, 255, 0.06);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
}

.empty-state .empty-title {
    font-size: var(--font-size-md);
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--space-xs);
}

.empty-state .empty-desc {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    max-width: 360px;
    margin-bottom: var(--space-lg);
}

/* ==========================================================================
   22. 加载动画 (Spinner)
   ========================================================================== */
.spinner {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    border: 3px solid rgba(0, 212, 255, 0.15);
    border-top-color: var(--color-accent-cyan);
    animation: spin 0.8s linear infinite;
}

.spinner-sm { width: 20px; height: 20px; border-width: 2px; }
.spinner-lg { width: 56px; height: 56px; border-width: 4px; }

.spinner-green {
    border-color: rgba(0, 227, 150, 0.15);
    border-top-color: var(--color-accent-green);
}

/* ---- 双环旋转 ---- */
.spinner-dual {
    position: relative;
    width: 48px;
    height: 48px;
}

.spinner-dual::before,
.spinner-dual::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--radius-full);
    border: 2px solid transparent;
}

.spinner-dual::before {
    border-top-color: var(--color-accent-cyan);
    border-right-color: var(--color-accent-cyan);
    animation: spin 1s linear infinite;
}

.spinner-dual::after {
    inset: 6px;
    border-bottom-color: var(--color-accent-green);
    border-left-color: var(--color-accent-green);
    animation: spin 0.8s linear infinite reverse;
}

/* ---- 加载容器 ---- */
.loading-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    padding: var(--space-2xl);
    min-height: 200px;
}

.loading-text {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

/* ---- 骨架屏 ---- */
.skeleton {
    background: linear-gradient(90deg,
        rgba(20, 42, 74, 0.3) 25%,
        rgba(30, 55, 95, 0.5) 50%,
        rgba(20, 42, 74, 0.3) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-sm);
}

.skeleton-line { height: 14px; margin-bottom: var(--space-sm); }
.skeleton-line.short { width: 60%; }
.skeleton-line.long { width: 100%; }
.skeleton-box { height: 120px; width: 100%; }
.skeleton-avatar { width: 40px; height: 40px; border-radius: var(--radius-full); }

/* ==========================================================================
   23. 工具提示 (Tooltip)
   ========================================================================== */
[data-tooltip] {
    position: relative;
}

[data-tooltip]::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%) translateY(4px);
    padding: 5px 10px;
    background: var(--color-bg-tertiary);
    color: var(--color-text-primary);
    font-size: var(--font-size-xs);
    white-space: nowrap;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
    pointer-events: none;
    z-index: var(--z-tooltip);
}

[data-tooltip]::before {
    content: '';
    position: absolute;
    bottom: calc(100% + 3px);
    left: 50%;
    transform: translateX(-50%) translateY(4px);
    border: 5px solid transparent;
    border-top-color: var(--color-border);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
    pointer-events: none;
    z-index: var(--z-tooltip);
}

[data-tooltip]:hover::after,
[data-tooltip]:hover::before {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

/* ---- 提示方向 ---- */
[data-tooltip-pos="bottom"]::after {
    bottom: auto;
    top: calc(100% + 8px);
    transform: translateX(-50%) translateY(-4px);
}

[data-tooltip-pos="bottom"]::before {
    bottom: auto;
    top: calc(100% + 3px);
    transform: translateX(-50%) translateY(-4px);
    border-top-color: transparent;
    border-bottom-color: var(--color-border);
}

[data-tooltip-pos="left"]::after {
    bottom: 50%;
    top: 50%;
    left: auto;
    right: calc(100% + 8px);
    transform: translateY(-50%) translateX(4px);
}

[data-tooltip-pos="left"]::before {
    bottom: 50%;
    top: 50%;
    left: auto;
    right: calc(100% + 3px);
    transform: translateY(-50%) translateX(4px);
    border: 5px solid transparent;
    border-right-color: var(--color-border);
}

[data-tooltip-pos="right"]::after {
    bottom: 50%;
    top: 50%;
    left: calc(100% + 8px);
    right: auto;
    transform: translateY(-50%) translateX(-4px);
}

[data-tooltip-pos="right"]::before {
    bottom: 50%;
    top: 50%;
    left: calc(100% + 3px);
    right: auto;
    transform: translateY(-50%) translateX(-4px);
    border: 5px solid transparent;
    border-left-color: var(--color-border);
}

[data-tooltip-pos="bottom"]:hover::after,
[data-tooltip-pos="bottom"]:hover::before {
    transform: translateX(-50%) translateY(0);
}

[data-tooltip-pos="left"]:hover::after,
[data-tooltip-pos="left"]:hover::before {
    transform: translateY(-50%) translateX(0);
}

[data-tooltip-pos="right"]:hover::after,
[data-tooltip-pos="right"]:hover::before {
    transform: translateY(-50%) translateX(0);
}

/* ==========================================================================
   24. 巡检卡片 (Inspection Card)
   ========================================================================== */
.inspection-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-lg);
}

.inspection-card {
    background: var(--color-bg-card);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.inspection-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    border-radius: 0 3px 3px 0;
}

.inspection-card.status-normal::before { background: var(--color-success); }
.inspection-card.status-warning::before { background: var(--color-warning); }
.inspection-card.status-danger::before { background: var(--color-danger); }
.inspection-card.status-pending::before { background: var(--color-default); }

.inspection-card:hover {
    transform: translateY(-2px);
    border-color: var(--color-border-hover);
    box-shadow: var(--shadow-lg);
}

.inspection-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-md);
}

.inspection-card-title {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-text-primary);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.inspection-card-title .inspection-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    background: rgba(0, 212, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: var(--color-accent-cyan);
    flex-shrink: 0;
}

.inspection-card-body {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.inspection-info-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: var(--font-size-xs);
}

.inspection-info-label {
    color: var(--color-text-muted);
}

.inspection-info-value {
    color: var(--color-text-primary);
    font-weight: 500;
}

.inspection-card-footer {
    margin-top: var(--space-md);
    padding-top: var(--space-md);
    border-top: 1px solid var(--color-border-light);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.inspection-route {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
}

.inspection-route .route-progress {
    width: 60px;
    height: 4px;
    background: rgba(10, 22, 40, 0.6);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.inspection-route .route-progress .route-fill {
    height: 100%;
    background: var(--gradient-cyan);
    border-radius: var(--radius-full);
}

/* ==========================================================================
   25. 访客卡片 (Visitor Card)
   ========================================================================== */
.visitor-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--space-lg);
}

.visitor-card {
    background: var(--color-bg-card);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.visitor-card:hover {
    transform: translateY(-2px);
    border-color: var(--color-border-hover);
    box-shadow: var(--shadow-lg);
}

.visitor-card-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.visitor-avatar {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-md);
    font-weight: 600;
    color: #fff;
    flex-shrink: 0;
    background: var(--gradient-blue);
    border: 2px solid var(--color-border);
}

.visitor-info {
    flex: 1;
    min-width: 0;
}

.visitor-name {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-text-primary);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.visitor-company {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    margin-top: 2px;
}

.visitor-card-body {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.visitor-detail {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--font-size-sm);
}

.visitor-detail .detail-icon {
    width: 16px;
    color: var(--color-text-muted);
    flex-shrink: 0;
    font-size: 14px;
}

.visitor-detail .detail-label {
    color: var(--color-text-muted);
    min-width: 60px;
}

.visitor-detail .detail-value {
    color: var(--color-text-primary);
    font-weight: 500;
}

.visitor-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-md);
    border-top: 1px solid var(--color-border-light);
}

.visitor-time {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    display: flex;
    align-items: center;
    gap: 4px;
}

/* ==========================================================================
   26. 停车记录卡片 (Parking Card)
   ========================================================================== */
.parking-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: var(--space-lg);
}

.parking-card {
    background: var(--color-bg-card);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.parking-card:hover {
    transform: translateY(-2px);
    border-color: var(--color-border-hover);
    box-shadow: var(--shadow-lg);
}

.parking-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: #fff;
    flex-shrink: 0;
}

.parking-icon.icon-in { background: var(--gradient-green); }
.parking-icon.icon-out { background: var(--gradient-orange); }
.parking-icon.icon-stay { background: var(--gradient-cyan); }

.parking-info {
    flex: 1;
    min-width: 0;
}

.parking-plate {
    font-size: var(--font-size-md);
    font-weight: 700;
    color: var(--color-text-primary);
    font-family: var(--font-mono);
    letter-spacing: 1px;
}

.parking-lot {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    margin-top: 2px;
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.parking-duration {
    font-size: var(--font-size-sm);
    color: var(--color-accent-cyan);
    font-weight: 600;
    font-family: var(--font-mono);
    margin-top: 2px;
}

/* ---- 停车场概览 ---- */
.parking-overview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: var(--space-md);
}

.parking-zone {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    padding: var(--space-md);
    text-align: center;
    transition: all var(--transition-base);
}

.parking-zone:hover {
    border-color: var(--color-border-hover);
    transform: translateY(-2px);
}

.parking-zone .zone-name {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-xs);
}

.parking-zone .zone-stats {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-text-primary);
    font-family: var(--font-mono);
}

.parking-zone .zone-stats .zone-total {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    font-weight: 400;
}

.parking-zone .zone-bar {
    height: 6px;
    background: rgba(10, 22, 40, 0.6);
    border-radius: var(--radius-full);
    margin-top: var(--space-sm);
    overflow: hidden;
}

.parking-zone .zone-bar-fill {
    height: 100%;
    border-radius: var(--radius-full);
    transition: width 0.8s ease;
}

/* ==========================================================================
   27. 房态图 (Room Status Grid - 108间房)
   ========================================================================== */
.room-status-legend {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
    padding: var(--space-md);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
}

.legend-item {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
}

.legend-color {
    width: 14px;
    height: 14px;
    border-radius: var(--radius-sm);
}

.legend-color.room-empty { background: rgba(0, 227, 150, 0.3); border: 1px solid var(--color-success); }
.legend-color.room-occupied { background: var(--gradient-blue); }
.legend-color.room-reserved { background: rgba(255, 159, 67, 0.3); border: 1px solid var(--color-warning); }
.legend-color.room-cleaning { background: rgba(0, 212, 255, 0.2); border: 1px solid var(--color-info); }
.legend-color.room-maintenance { background: rgba(255, 94, 94, 0.2); border: 1px solid var(--color-danger); }
.legend-color.room-locked { background: rgba(107, 125, 153, 0.2); border: 1px solid var(--color-default); }

.room-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: var(--space-sm);
}

.room-cell {
    aspect-ratio: 1;
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: 1.5px solid transparent;
    position: relative;
    overflow: hidden;
}

.room-cell .room-number {
    font-size: var(--font-size-sm);
    font-weight: 700;
    font-family: var(--font-mono);
    line-height: 1.2;
}

.room-cell .room-type {
    font-size: 9px;
    opacity: 0.7;
    margin-top: 2px;
}

/* ---- 房间状态 ---- */
.room-cell.room-empty {
    background: rgba(0, 227, 150, 0.08);
    border-color: rgba(0, 227, 150, 0.3);
    color: var(--color-success);
}

.room-cell.room-occupied {
    background: var(--gradient-blue);
    color: #fff;
}

.room-cell.room-reserved {
    background: rgba(255, 159, 67, 0.12);
    border-color: rgba(255, 159, 67, 0.4);
    color: var(--color-warning);
}

.room-cell.room-cleaning {
    background: rgba(0, 212, 255, 0.1);
    border-color: rgba(0, 212, 255, 0.3);
    color: var(--color-info);
}

.room-cell.room-maintenance {
    background: rgba(255, 94, 94, 0.1);
    border-color: rgba(255, 94, 94, 0.3);
    color: var(--color-danger);
}

.room-cell.room-locked {
    background: rgba(107, 125, 153, 0.08);
    border-color: rgba(107, 125, 153, 0.2);
    color: var(--color-default);
}

.room-cell:hover {
    transform: scale(1.1);
    z-index: 2;
    box-shadow: var(--shadow-lg);
}

.room-cell.room-empty:hover { background: rgba(0, 227, 150, 0.2); }
.room-cell.room-occupied:hover { box-shadow: 0 0 20px rgba(59, 130, 246, 0.5); }
.room-cell.room-reserved:hover { background: rgba(255, 159, 67, 0.25); }

/* ---- 房间楼层分组 ---- */
.room-floor {
    margin-bottom: var(--space-lg);
}

.room-floor-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-sm);
    border-bottom: 1px solid var(--color-border-light);
}

.room-floor-title {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-accent-cyan);
}

.room-floor-stats {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    display: flex;
    gap: var(--space-md);
}

.room-floor-stats span {
    display: flex;
    align-items: center;
    gap: 4px;
}

/* ==========================================================================
   28. 会议室/展厅时间轴预定 (Booking Timeline)
   ========================================================================== */
.booking-timeline {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.booking-timeline-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid var(--color-border);
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.booking-timeline-title {
    font-size: var(--font-size-md);
    font-weight: 600;
    color: var(--color-text-primary);
}

.booking-timeline-body {
    overflow-x: auto;
    min-width: 100%;
}

.booking-grid {
    display: grid;
    min-width: 800px;
}

.booking-time-header {
    display: grid;
    grid-template-columns: 120px repeat(1, 1fr);
    border-bottom: 1px solid var(--color-border);
    background: rgba(10, 22, 40, 0.4);
}

.booking-time-slots {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
}

.booking-time-slot {
    padding: var(--space-sm) var(--space-xs);
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    text-align: center;
    border-right: 1px solid var(--color-border-light);
}

.booking-time-slot:last-child {
    border-right: none;
}

.booking-row {
    display: grid;
    grid-template-columns: 120px 1fr;
    border-bottom: 1px solid var(--color-border-light);
    min-height: 52px;
    transition: background var(--transition-fast);
}

.booking-row:hover {
    background: rgba(0, 212, 255, 0.03);
}

.booking-row:last-child {
    border-bottom: none;
}

.booking-resource {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    border-right: 1px solid var(--color-border-light);
    font-size: var(--font-size-sm);
    color: var(--color-text-primary);
    font-weight: 500;
}

.booking-resource .resource-icon {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-sm);
    background: rgba(0, 212, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    color: var(--color-accent-cyan);
    flex-shrink: 0;
}

.booking-slots {
    position: relative;
    display: grid;
    grid-template-columns: repeat(12, 1fr);
}

.booking-slot-cell {
    border-right: 1px solid var(--color-border-light);
    min-height: 52px;
}

.booking-slot-cell:last-child {
    border-right: none;
}

.booking-event {
    position: absolute;
    top: 6px;
    bottom: 6px;
    border-radius: var(--radius-sm);
    padding: 4px var(--space-sm);
    font-size: var(--font-size-xs);
    color: #fff;
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 2px;
}

.booking-event:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-md);
    z-index: 2;
}

.booking-event .event-title {
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.booking-event .event-time {
    font-size: 10px;
    opacity: 0.85;
}

.booking-event.event-cyan { background: var(--gradient-cyan); color: var(--color-text-inverse); }
.booking-event.event-green { background: var(--gradient-green); color: var(--color-text-inverse); }
.booking-event.event-blue { background: var(--gradient-blue); }
.booking-event.event-orange { background: var(--gradient-orange); color: var(--color-text-inverse); }
.booking-event.event-purple { background: var(--gradient-purple); }
.booking-event.event-pink { background: var(--gradient-pink); }

/* ==========================================================================
   29. 餐厅菜单卡片 (Menu Card)
   ========================================================================== */
.menu-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: var(--space-lg);
}

.menu-card {
    background: var(--color-bg-card);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
}

.menu-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-border-hover);
    box-shadow: var(--shadow-lg);
}

.menu-image {
    width: 100%;
    height: 160px;
    background: var(--gradient-card);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
    position: relative;
    overflow: hidden;
}

.menu-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 50%, rgba(10, 22, 40, 0.8) 100%);
}

.menu-tag {
    position: absolute;
    top: var(--space-sm);
    left: var(--space-sm);
    z-index: 1;
}

.menu-card-body {
    padding: var(--space-md);
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.menu-name {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-text-primary);
}

.menu-desc {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    line-height: 1.5;
    flex: 1;
}

.menu-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-sm);
    border-top: 1px solid var(--color-border-light);
}

.menu-price {
    font-size: var(--font-size-md);
    font-weight: 700;
    color: var(--color-accent-green);
    font-family: var(--font-mono);
}

.menu-price .menu-unit {
    font-size: var(--font-size-xs);
    font-weight: 400;
    color: var(--color-text-muted);
}

.menu-rating {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: var(--font-size-xs);
    color: var(--color-warning);
}

/* ---- 菜单分类 ---- */
.menu-categories {
    display: flex;
    gap: var(--space-xs);
    flex-wrap: wrap;
    margin-bottom: var(--space-lg);
}

.menu-category {
    padding: 6px var(--space-md);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    background: rgba(10, 22, 40, 0.4);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.menu-category:hover {
    color: var(--color-accent-cyan);
    border-color: var(--color-border-hover);
}

.menu-category.active {
    background: var(--gradient-cyan);
    color: var(--color-text-inverse);
    border-color: transparent;
    font-weight: 600;
}

/* ==========================================================================
   30. 工时填报日历 (Timesheet Calendar)
   ========================================================================== */
.timesheet-calendar {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.timesheet-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid var(--color-border);
}

.timesheet-month {
    font-size: var(--font-size-md);
    font-weight: 600;
    color: var(--color-text-primary);
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.timesheet-nav {
    display: flex;
    gap: var(--space-xs);
}

.timesheet-summary {
    display: flex;
    gap: var(--space-lg);
    font-size: var(--font-size-xs);
}

.timesheet-summary-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.timesheet-summary-item .summary-label {
    color: var(--color-text-muted);
}

.timesheet-summary-item .summary-value {
    font-size: var(--font-size-base);
    font-weight: 700;
    font-family: var(--font-mono);
}

.timesheet-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
}

.timesheet-weekday {
    padding: var(--space-sm);
    text-align: center;
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    border-bottom: 1px solid var(--color-border);
    background: rgba(10, 22, 40, 0.3);
}

.timesheet-weekday.weekend {
    color: var(--color-accent-orange);
}

.timesheet-day {
    min-height: 90px;
    padding: var(--space-sm);
    border-right: 1px solid var(--color-border-light);
    border-bottom: 1px solid var(--color-border-light);
    transition: background var(--transition-fast);
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.timesheet-day:hover {
    background: rgba(0, 212, 255, 0.05);
}

.timesheet-day:nth-child(7n) {
    border-right: none;
}

.timesheet-day-num {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-secondary);
}

.timesheet-day.today .timesheet-day-num {
    width: 24px;
    height: 24px;
    border-radius: var(--radius-full);
    background: var(--gradient-cyan);
    color: var(--color-text-inverse);
    display: flex;
    align-items: center;
    justify-content: center;
}

.timesheet-day.other-month {
    opacity: 0.3;
}

.timesheet-day.weekend .timesheet-day-num {
    color: var(--color-accent-orange);
}

/* ---- 工时标签 ---- */
.timesheet-entry {
    font-size: 10px;
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.timesheet-entry.entry-normal {
    background: rgba(0, 227, 150, 0.12);
    color: var(--color-success);
}

.timesheet-entry.entry-overtime {
    background: rgba(255, 159, 67, 0.12);
    color: var(--color-warning);
}

.timesheet-entry.entry-leave {
    background: rgba(0, 212, 255, 0.12);
    color: var(--color-info);
}

.timesheet-entry.entry-absent {
    background: rgba(255, 94, 94, 0.12);
    color: var(--color-danger);
}

.timesheet-hours {
    font-size: 10px;
    color: var(--color-text-muted);
    font-family: var(--font-mono);
    margin-top: auto;
}

.timesheet-hours.has-hours {
    color: var(--color-accent-cyan);
    font-weight: 600;
}

/* ==========================================================================
   31. 通知/提醒下拉面板 (Notification Dropdown)
   ========================================================================== */
.notification-panel {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    width: 360px;
    max-height: 480px;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    z-index: var(--z-dropdown);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.notification-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid var(--color-border);
}

.notification-panel-title {
    font-size: var(--font-size-md);
    font-weight: 600;
    color: var(--color-text-primary);
}

.notification-list {
    flex: 1;
    overflow-y: auto;
}

.notification-item {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid var(--color-border-light);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.notification-item:hover {
    background: rgba(0, 212, 255, 0.05);
}

.notification-item.unread {
    background: rgba(0, 212, 255, 0.03);
}

.notification-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    flex-shrink: 0;
}

.notification-icon.notif-success { background: rgba(0, 227, 150, 0.15); color: var(--color-success); }
.notification-icon.notif-warning { background: rgba(255, 159, 67, 0.15); color: var(--color-warning); }
.notification-icon.notif-danger { background: rgba(255, 94, 94, 0.15); color: var(--color-danger); }
.notification-icon.notif-info { background: rgba(0, 212, 255, 0.15); color: var(--color-info); }

.notification-content {
    flex: 1;
    min-width: 0;
}

.notification-title {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text-primary);
    margin-bottom: 2px;
}

.notification-desc {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    line-height: 1.4;
}

.notification-time {
    font-size: 10px;
    color: var(--color-text-muted);
    margin-top: 4px;
}

.notification-panel-footer {
    padding: var(--space-sm) var(--space-lg);
    border-top: 1px solid var(--color-border);
    text-align: center;
}

/* ==========================================================================
   32. 下拉菜单 (Dropdown Menu)
   ========================================================================== */
.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 6px);
    right: 0;
    min-width: 180px;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: var(--z-dropdown);
    padding: var(--space-xs);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: all var(--transition-fast);
}

.dropdown.open .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 8px var(--space-md);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.dropdown-item:hover {
    background: rgba(0, 212, 255, 0.08);
    color: var(--color-accent-cyan);
}

.dropdown-item.danger:hover {
    background: rgba(255, 94, 94, 0.1);
    color: var(--color-danger);
}

.dropdown-item .dropdown-icon {
    width: 18px;
    text-align: center;
    flex-shrink: 0;
}

.dropdown-divider {
    height: 1px;
    background: var(--color-border-light);
    margin: var(--space-xs) 0;
}

/* ==========================================================================
   33. 信息列表 / 详情面板 (Detail Panel)
   ========================================================================== */
.detail-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.detail-row {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--color-border-light);
}

.detail-row:last-child {
    border-bottom: none;
}

.detail-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    min-width: 100px;
    flex-shrink: 0;
}

.detail-value {
    font-size: var(--font-size-sm);
    color: var(--color-text-primary);
    font-weight: 500;
    flex: 1;
}

/* ---- 统计摘要 ---- */
.stat-summary {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    padding: var(--space-md) 0;
}

.stat-summary-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stat-summary-value {
    font-size: var(--font-size-xl);
    font-weight: 700;
    font-family: var(--font-mono);
}

.stat-summary-label {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

.stat-summary-divider {
    width: 1px;
    height: 36px;
    background: var(--color-border-light);
}

/* ==========================================================================
   34. 告警/提示横幅 (Alert Banner)
   ========================================================================== */
.alert {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
    border: 1px solid;
    margin-bottom: var(--space-md);
}

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

.alert .alert-content {
    flex: 1;
}

.alert .alert-title {
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: 2px;
}

.alert .alert-desc {
    font-size: var(--font-size-xs);
    opacity: 0.85;
}

.alert .alert-close {
    width: 24px;
    height: 24px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    opacity: 0.6;
    transition: opacity var(--transition-fast);
}

.alert .alert-close:hover {
    opacity: 1;
}

.alert-success {
    background: rgba(0, 227, 150, 0.08);
    border-color: rgba(0, 227, 150, 0.25);
    color: var(--color-success);
}

.alert-warning {
    background: rgba(255, 159, 67, 0.08);
    border-color: rgba(255, 159, 67, 0.25);
    color: var(--color-warning);
}

.alert-danger {
    background: rgba(255, 94, 94, 0.08);
    border-color: rgba(255, 94, 94, 0.25);
    color: var(--color-danger);
}

.alert-info {
    background: rgba(0, 212, 255, 0.08);
    border-color: rgba(0, 212, 255, 0.25);
    color: var(--color-info);
}

/* ==========================================================================
   35. 动画效果 (Keyframe Animations)
   ========================================================================== */
@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.15);
        opacity: 0.7;
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

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

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@keyframes slideUp {
    from {
        transform: translateY(100%);
    }
    to {
        transform: translateY(0);
    }
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
    }
    to {
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        transform: translateX(-100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes scaleIn {
    from {
        transform: scale(0.8);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

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

@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 5px rgba(0, 212, 255, 0.3);
    }
    50% {
        box-shadow: 0 0 20px rgba(0, 212, 255, 0.6), 0 0 30px rgba(0, 212, 255, 0.3);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-8px);
    }
}

@keyframes blink {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.3;
    }
}

@keyframes ripple {
    0% {
        transform: scale(0);
        opacity: 1;
    }
    100% {
        transform: scale(4);
        opacity: 0;
    }
}

@keyframes countUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes rotateBorder {
    to {
        transform: rotate(360deg);
    }
}

/* ---- 动画工具类 ---- */
.animate-fadeIn { animation: fadeIn 0.4s ease; }
.animate-fadeInUp { animation: fadeInUp 0.5s ease; }
.animate-fadeInDown { animation: fadeInDown 0.5s ease; }
.animate-fadeInLeft { animation: fadeInLeft 0.5s ease; }
.animate-fadeInRight { animation: fadeInRight 0.5s ease; }
.animate-slideUp { animation: slideUp 0.4s ease; }
.animate-scaleIn { animation: scaleIn 0.3s ease; }
.animate-bounce { animation: bounce 0.6s ease; }
.animate-pulse { animation: pulse 2s infinite; }
.animate-glow { animation: glow 2s infinite; }
.animate-float { animation: float 3s ease-in-out infinite; }
.animate-blink { animation: blink 1.5s infinite; }

/* ---- 交错动画延迟 ---- */
.stagger-1 { animation-delay: 0.05s; animation-fill-mode: backwards; }
.stagger-2 { animation-delay: 0.1s; animation-fill-mode: backwards; }
.stagger-3 { animation-delay: 0.15s; animation-fill-mode: backwards; }
.stagger-4 { animation-delay: 0.2s; animation-fill-mode: backwards; }
.stagger-5 { animation-delay: 0.25s; animation-fill-mode: backwards; }
.stagger-6 { animation-delay: 0.3s; animation-fill-mode: backwards; }

/* ==========================================================================
   36. 响应式设计 (Responsive Design)
   ========================================================================== */

/* ---- 大屏笔记本 (<= 1366px) ---- */
@media (max-width: 1366px) {
    :root {
        --sidebar-width: 220px;
        --font-size-stat: 28px;
    }

    .main-content {
        padding: var(--space-md);
    }

    .grid-6 {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* ---- 平板 (<= 1024px) ---- */
@media (max-width: 1024px) {
    :root {
        --sidebar-width: 200px;
    }

    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }

    .grid-5 {
        grid-template-columns: repeat(3, 1fr);
    }

    .grid-6 {
        grid-template-columns: repeat(3, 1fr);
    }

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

    .content-row {
        flex-direction: column;
    }

    .booking-resource {
        grid-template-columns: 100px 1fr;
    }

    .booking-time-header,
    .booking-row {
        grid-template-columns: 100px 1fr;
    }
}

/* ---- 平板竖屏/大手机 (<= 768px) ---- */
@media (max-width: 768px) {
    :root {
        --sidebar-width: 240px;
        --topbar-height: 54px;
        --space-lg: 16px;
        --space-xl: 24px;
        --font-size-xl: 20px;
        --font-size-stat: 26px;
    }

    /* ---- 侧边栏变为抽屉模式 ---- */
    .sidebar {
        transform: translateX(-100%);
        box-shadow: var(--shadow-xl);
    }

    .sidebar.mobile-open {
        transform: translateX(0);
    }

    .app-main-wrapper {
        margin-left: 0 !important;
    }

    /* ---- 侧边栏遮罩 ---- */
    .sidebar-overlay {
        position: fixed;
        inset: 0;
        background: var(--color-bg-overlay);
        z-index: calc(var(--z-sidebar) - 1);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }

    .sidebar-overlay.active {
        opacity: 1;
        visibility: visible;
    }

    /* ---- 顶部栏调整 ---- */
    .topbar {
        padding: 0 var(--space-md);
        gap: var(--space-sm);
    }

    .topbar-search {
        display: none;
    }

    .breadcrumb {
        display: none;
    }

    .topbar-user .user-name {
        display: none;
    }

    /* ---- 主内容 ---- */
    .main-content {
        padding: var(--space-md);
    }

    .page-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .page-header-actions {
        width: 100%;
        flex-wrap: wrap;
    }

    /* ---- 网格变单列 ---- */
    .grid-2,
    .grid-3,
    .grid-4,
    .grid-5,
    .grid-6 {
        grid-template-columns: 1fr;
    }

    .kpi-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-md);
    }

    .col-span-2,
    .col-span-3,
    .col-span-4 {
        grid-column: span 1;
    }

    /* ---- 表格 ---- */
    .data-table {
        font-size: var(--font-size-xs);
    }

    .data-table th,
    .data-table td {
        padding: var(--space-sm);
    }

    /* ---- 模态框 ---- */
    .modal {
        max-width: 100% !important;
        margin: var(--space-sm);
    }

    .modal-body {
        padding: var(--space-md);
    }

    /* ---- 房态图 ---- */
    .room-grid {
        grid-template-columns: repeat(auto-fill, minmax(60px, 1fr));
    }

    /* ---- 工时日历 ---- */
    .timesheet-day {
        min-height: 60px;
        padding: 4px;
    }

    .timesheet-entry {
        display: none;
    }

    .timesheet-summary {
        display: none;
    }

    /* ---- 筛选栏 ---- */
    .filter-bar {
        flex-direction: column;
        align-items: stretch;
    }

    .filter-item {
        width: 100%;
    }

    .filter-item .form-select,
    .filter-item .form-input {
        width: 100%;
    }

    .filter-actions {
        margin-left: 0;
        width: 100%;
    }

    .filter-actions .btn {
        flex: 1;
    }

    /* ---- 搜索框 ---- */
    .search-box {
        max-width: 100%;
    }

    /* ---- 通知面板 ---- */
    .notification-panel {
        width: calc(100vw - 32px);
        right: -8px;
    }

    /* ---- 预定时间轴 ---- */
    .booking-resource {
        grid-template-columns: 80px 1fr;
        font-size: var(--font-size-xs);
    }

    .booking-time-header,
    .booking-row {
        grid-template-columns: 80px 1fr;
    }

    /* ---- 图表 ---- */
    .chart-wrapper {
        min-height: 220px;
    }

    /* ---- 菜单卡片 ---- */
    .menu-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-md);
    }
}

/* ---- 手机 (<= 480px) ---- */
@media (max-width: 480px) {
    :root {
        --space-lg: 12px;
        --space-xl: 16px;
        --font-size-xl: 18px;
        --font-size-stat: 22px;
    }

    .main-content {
        padding: var(--space-sm);
    }

    /* ---- KPI 卡片单列 ---- */
    .kpi-grid {
        grid-template-columns: 1fr;
    }

    /* ---- 菜单卡片单列 ---- */
    .menu-grid {
        grid-template-columns: 1fr;
    }

    /* ---- 巡检/访客/停车卡片单列 ---- */
    .inspection-grid,
    .visitor-grid,
    .parking-grid {
        grid-template-columns: 1fr;
    }

    /* ---- 房态图更小 ---- */
    .room-grid {
        grid-template-columns: repeat(auto-fill, minmax(50px, 1fr));
        gap: var(--space-xs);
    }

    .room-cell .room-type {
        display: none;
    }

    /* ---- 模态框 ---- */
    .modal-header,
    .modal-footer {
        padding: var(--space-md);
    }

    .modal-footer {
        flex-direction: column-reverse;
    }

    .modal-footer .btn {
        width: 100%;
    }

    /* ---- 表单行变列 ---- */
    .form-row {
        flex-direction: column;
        gap: 0;
    }

    /* ---- 分页 ---- */
    .pagination {
        flex-wrap: wrap;
        justify-content: center;
    }

    .pagination-item {
        min-width: 32px;
        height: 32px;
        font-size: var(--font-size-xs);
    }

    .pagination-info {
        width: 100%;
        text-align: center;
        margin-left: 0;
        margin-top: var(--space-sm);
    }

    /* ---- 统计摘要 ---- */
    .stat-summary {
        flex-wrap: wrap;
        gap: var(--space-md);
    }

    .stat-summary-divider {
        display: none;
    }

    /* ---- 标签页 ---- */
    .tab-item {
        padding: 8px var(--space-md);
    }

    /* ---- 告警横幅 ---- */
    .alert {
        padding: var(--space-sm) var(--space-md);
    }

    /* ---- 页面标题 ---- */
    .page-title {
        font-size: var(--font-size-lg);
    }

    /* ---- 停车场概览 ---- */
    .parking-overview {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ---- 超小屏 (<= 360px) ---- */
@media (max-width: 360px) {
    .room-grid {
        grid-template-columns: repeat(auto-fill, minmax(42px, 1fr));
    }

    .room-cell .room-number {
        font-size: 10px;
    }

    .topbar-btn {
        width: 32px;
        height: 32px;
    }
}

/* ---- 打印样式 ---- */
@media print {
    .sidebar,
    .topbar,
    .filter-bar,
    .pagination,
    .page-header-actions {
        display: none !important;
    }

    .app-main-wrapper {
        margin-left: 0 !important;
    }

    .main-content {
        padding: 0;
    }

    body {
        background: #fff;
        color: #000;
    }

    .card,
    .table-container {
        box-shadow: none;
        border: 1px solid #ddd;
        background: #fff;
    }
}

/* ---- 减少动画偏好 (Reduced Motion) ---- */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* ==========================================================================
   37. 辅助工具补充 (Additional Utilities)
   ========================================================================== */

/* ---- 文字截断多行 ---- */
.line-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.line-clamp-3 {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ---- 宽度百分比 ---- */
.w-25 { width: 25%; }
.w-50 { width: 50%; }
.w-75 { width: 75%; }
.w-100 { width: 100%; }

/* ---- 高度 ---- */
.h-100 { height: 100%; }

/* ---- 定位 ---- */
.position-relative { position: relative; }
.position-absolute { position: absolute; }
.position-fixed { position: fixed; }

/* ---- 光标 ---- */
.cursor-pointer { cursor: pointer; }
.cursor-not-allowed { cursor: not-allowed; }

/* ---- 用户选择 ---- */
.user-select-none { user-select: none; }

/* ---- 文字转换 ---- */
.uppercase { text-transform: uppercase; }
.lowercase { text-transform: lowercase; }
.capitalize { text-transform: capitalize; }

/* ---- 间距辅助 ---- */
.p-0 { padding: 0; }
.m-0 { margin: 0; }
.mx-auto { margin-left: auto; margin-right: auto; }

/* ---- 过渡辅助 ---- */
.transition-all { transition: all var(--transition-base); }

/* ---- 选择高亮色 ---- */
::selection {
    background: rgba(0, 212, 255, 0.3);
    color: var(--color-text-primary);
}

::-moz-selection {
    background: rgba(0, 212, 255, 0.3);
    color: var(--color-text-primary);
}

/* ==========================================================================
   END OF FILE - 智慧园区管理系统样式表
   ========================================================================== */