/**
 * 缤果付费进群系统 - 主样式表(2026缤果透明毛玻璃UI核心)
 * 
 * 设计理念：
 * - 采用现代毛玻璃(Glassmorphism)设计语言
 * - 深色渐变背景 + 半透明卡片
 * - backdrop-filter实现模糊效果
 * - 渐变色边框和柔和阴影
 * 
 * 核心特性：
 * - 完整的CSS变量系统
 * - 响应式布局适配
 * - 优雅的动画过渡
 * - 精致的交互反馈
 */
 
/* ========== CSS变量定义 ========== */
:root {
    /* 背景渐变 - 深空紫蓝渐变 */
    --bg-gradient: linear-gradient(135deg, #0f0c29 0%, #302b63 50%, #24243e 100%);
    
    /* 毛玻璃核心属性 */
    --glass-bg: rgba(255, 255, 255, 0.1);           /* 半透明白色背景 */
    --glass-bg-hover: rgba(255, 255, 255, 0.15);    /* 悬停时背景 */
    --glass-border: rgba(255, 255, 255, 0.2);        /* 半透明边框 */
    --glass-border-hover: rgba(255, 255, 255, 0.3);  /* 悬停边框 */
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);   /* 柔和阴影 */
    --glass-blur: blur(20px);                         /* 背景模糊强度 */
    
    /* 主题色彩系统 */
    --primary: #667eea;           /* 主色调-靛蓝紫 */
    --primary-dark: #764ba2;      /* 主色调深色-紫罗兰 */
    --primary-light: #8b9cf7;     /* 主色调浅色 */
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    
    /* 功能性颜色 */
    --success: #10b981;           /* 成功-翠绿 */
    --success-light: #34d399;
    --warning: #f59e0b;           /* 警告-琥珀黄 */
    --warning-light: #fbbf24;
    --danger: #ef4444;            /* 危险-珊瑚红 */
    --danger-light: #f87171;
    --info: #3b82f6;              /* 信息-天空蓝 */
    --info-light: #60a5fa;
    
    /* 文字颜色 */
    --text-primary: #ffffff;                   /* 主要文字-纯白 */
    --text-secondary: rgba(255, 255, 255, 0.7);/* 次要文字-半透明白 */
    --text-muted: rgba(255, 255, 255, 0.5);   /* 弱化文字 */
    --text-disabled: rgba(255, 255, 255, 0.3);/* 禁用文字 */
    
    /* 布局尺寸 */
    --sidebar-width: 260px;        /* 侧边栏展开宽度 */
    --sidebar-collapsed: 70px;     /* 侧边栏折叠宽度 */
    --header-height: 64px;         /* 顶部导航高度 */
    --border-radius: 16px;         /* 默认圆角 */
    --border-radius-sm: 8px;       /* 小圆角 */
    --border-radius-lg: 24px;      /* 大圆角 */
    --border-radius-full: 50px;    /* 全圆角(胶囊状) */
    
    /* 过渡动画 */
    --transition-fast: all 0.15s ease;
    --transition-normal: all 0.3s ease;
    --transition-slow: all 0.5s ease;
}
 
/* ========== 全局基础重置 ========== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
 
html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
 
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    background: var(--bg-gradient);
    background-attachment: fixed;
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}
 
/* 应用背景装饰元素 */
body::before {
    content: '';
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 30% 30%, rgba(102, 126, 234, 0.15) 0%, transparent 50%),
                radial-gradient(circle at 70% 70%, rgba(118, 75, 162, 0.15) 0%, transparent 50%);
    animation: floatBackground 20s ease-in-out infinite;
    pointer-events: none;
    z-index: 0;
}
 
a {
    color: var(--primary-light);
    text-decoration: none;
    transition: var(--transition-normal);
}
 
a:hover {
    color: #ffffff;
    text-shadow: 0 0 10px rgba(139, 156, 247, 0.5);
}
 
img {
    max-width: 100%;
    height: auto;
    display: block;
}
 
ul, ol {
    list-style: none;
}
 
/* ========== 滚动条美化 ========== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
 
::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 4px;
}
 
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 4px;
    transition: var(--transition-normal);
}
 
::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.3);
}
 
/* Firefox滚动条 */
* {
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.2) rgba(255, 255, 255, 0.05);
}
 
/* ========== 动画关键帧定义 ========== */
 
/* 淡入上移动画 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
 
/* 从左侧滑入动画 */
@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}
 
/* 从右侧滑入动画 */
@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}
 
/* 脉冲呼吸动画 */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.8;
        transform: scale(1.02);
    }
}
 
/* 浮动动画 */
@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}
 
/* 背景浮动动画 */
@keyframes floatBackground {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    25% {
        transform: translate(2%, 2%) rotate(1deg);
    }
    50% {
        transform: translate(0, 4%) rotate(0deg);
    }
    75% {
        transform: translate(-2%, 2%) rotate(-1deg);
    }
}
 
/* 旋转动画 */
@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}
 
/* 弹跳进入动画 */
@keyframes bounceIn {
    0% {
        opacity: 0;
        transform: scale(0.3);
    }
    50% {
        opacity: 1;
        transform: scale(1.05);
    }
    70% {
        transform: scale(0.9);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}
 
/* 闪烁动画 */
@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}
 
/* ========== 毛玻璃核心组件 ========== */
 
/* 毛玻璃卡片 */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    box-shadow: var(--glass-shadow);
    padding: 24px;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}
 
.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
}
 
.glass-card:hover {
    background: var(--glass-bg-hover);
    border-color: var(--glass-border-hover);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
    transform: translateY(-2px);
}
 
/* 毛玻璃侧边栏 */
.glass-sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: rgba(15, 12, 41, 0.85);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    border-right: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
    z-index: 1000;
    transition: var(--transition-slow);
    overflow-y: auto;
    overflow-x: hidden;
}
 
/* 侧边栏Logo区域 */
.sidebar-logo {
    padding: 24px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--glass-border);
    min-height: var(--header-height);
}
 
.sidebar-logo .logo-icon {
    width: 40px;
    height: 40px;
    background: var(--primary-gradient);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: bold;
    color: white;
    flex-shrink: 0;
}
 
.sidebar-logo .logo-text {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
}
 
/* 侧边栏导航菜单 */
.sidebar-nav {
    flex: 1;
    padding: 16px 12px;
    overflow-y: auto;
}
 
.nav-section {
    margin-bottom: 24px;
}
 
.nav-section-title {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    padding: 0 12px;
    margin-bottom: 8px;
}
 
.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    margin-bottom: 4px;
    border-radius: 12px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}
 
.nav-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 0;
    background: var(--primary-gradient);
    border-radius: 0 3px 3px 0;
    transition: var(--transition-normal);
}
 
.nav-item .nav-icon {
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}
 
.nav-item .nav-text {
    font-size: 14px;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    flex: 1;
}
 
.nav-item:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
}
 
.nav-item.active {
    background: rgba(102, 126, 234, 0.2);
    color: var(--primary-light);
}
 
.nav-item.active::before {
    height: 24px;
}
 
/* 侧边栏底部用户信息 */
.sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--glass-border);
}
 
.user-info {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.05);
}
 
.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: var(--primary-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 600;
    color: white;
    flex-shrink: 0;
}
 
.user-details {
    flex: 1;
    overflow: hidden;
}
 
.user-name {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
 
.user-role {
    font-size: 12px;
    color: var(--text-muted);
}
 
/* ========== 毛玻璃按钮系统 ========== */
 
/* 基础按钮样式 */
.glass-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-full);
    cursor: pointer;
    transition: var(--transition-normal);
    outline: none;
    white-space: nowrap;
    user-select: none;
    position: relative;
    overflow: hidden;
}
 
.glass-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}
 
.glass-btn:hover {
    background: var(--glass-bg-hover);
    border-color: var(--glass-border-hover);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    transform: translateY(-2px);
}
 
.glass-btn:active {
    transform: translateY(0);
}
 
.glass-btn:hover::before {
    width: 300px;
    height: 300px;
}
 
/* 主要按钮 - 渐变背景 */
.glass-btn.primary {
    background: var(--primary-gradient);
    border-color: transparent;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}
 
.glass-btn.primary:hover {
    box-shadow: 0 6px 25px rgba(102, 126, 234, 0.6);
    transform: translateY(-2px) scale(1.02);
}
 
/* 成功按钮 */
.glass-btn.success {
    background: linear-gradient(135deg, var(--success), #059669);
    border-color: transparent;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}
 
/* 危险按钮 */
.glass-btn.danger {
    background: linear-gradient(135deg, var(--danger), #dc2626);
    border-color: transparent;
    box-shadow: 0 4px 15px rgba(239, 68, 68, 0.3);
}
 
/* 警告按钮 */
.glass-btn.warning {
    background: linear-gradient(135deg, var(--warning), #d97706);
    border-color: transparent;
    box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
}
 
/* 按钮尺寸变体 */
.glass-btn.sm {
    padding: 8px 18px;
    font-size: 13px;
}
 
.glass-btn.lg {
    padding: 16px 36px;
    font-size: 16px;
}
 
/* 幽灵/轮廓按钮 */
.glass-btn.ghost {
    background: transparent;
    border-color: var(--glass-border);
}
 
.glass-btn.ghost:hover {
    background: rgba(255, 255, 255, 0.08);
}
 
/* 禁用状态 */
.glass-btn:disabled,
.glass-btn.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}
 
/* ========== 毛玻璃输入框 ========== */
 
.glass-input {
    width: 100%;
    padding: 14px 18px;
    font-size: 14px;
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.06);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-sm);
    outline: none;
    transition: var(--transition-normal);
}
 
.glass-input::placeholder {
    color: var(--text-muted);
}
 
.glass-input:focus {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.2), 0 4px 20px rgba(0, 0, 0, 0.2);
}
 
.glass-input:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}
 
/* 文本域 */
textarea.glass-input {
    resize: vertical;
    min-height: 100px;
}
 
/* 选择框 */
select.glass-input {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='rgba(255,255,255,0.5)' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}
 
/* 输入框组 */
.input-group {
    position: relative;
    display: flex;
    align-items: stretch;
}
 
.input-group .glass-input {
    border-radius: var(--border-radius-sm) 0 0 var(--border-radius-sm);
}
 
.input-group .glass-btn {
    border-radius: 0 var(--border-radius-sm) var(--border-radius-sm) 0;
    border-left: none;
}
 
/* 表单标签 */
.form-label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 8px;
    letter-spacing: 0.3px;
}
 
/* 表单错误提示 */
.form-error {
    font-size: 12px;
    color: var(--danger);
    margin-top: 6px;
    display: flex;
    align-items: center;
    gap: 4px;
}
 
/* ========== 毛玻璃表格 ========== */
 
.glass-table-wrapper {
    overflow-x: auto;
    border-radius: var(--border-radius);
    border: 1px solid var(--glass-border);
}
 
.glass-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}
 
.glass-table thead {
    background: rgba(102, 126, 234, 0.15);
    backdrop-filter: blur(10px);
}
 
.glass-table thead th {
    padding: 16px 18px;
    text-align: left;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--glass-border);
    white-space: nowrap;
}
 
.glass-table tbody tr {
    transition: var(--transition-fast);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}
 
.glass-table tbody tr:hover {
    background: rgba(255, 255, 255, 0.05);
}
 
.glass-table tbody tr:last-child {
    border-bottom: none;
}
 
.glass-table tbody td {
    padding: 14px 18px;
    color: var(--text-secondary);
    vertical-align: middle;
}
 
/* ========== 毛玻璃模态框 ========== */
 
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
    padding: 20px;
}
 
.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}
 
.glass-modal {
    background: rgba(25, 22, 56, 0.95);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.5), 0 0 60px rgba(102, 126, 234, 0.1);
    max-width: 520px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.9) translateY(20px);
    transition: var(--transition-normal);
}
 
.modal-overlay.active .glass-modal {
    transform: scale(1) translateY(0);
}
 
.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 28px 20px;
    border-bottom: 1px solid var(--glass-border);
}
 
.modal-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
}
 
.modal-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-normal);
    font-size: 18px;
}
 
.modal-close:hover {
    background: rgba(239, 68, 68, 0.2);
    border-color: var(--danger);
    color: var(--danger);
}
 
.modal-body {
    padding: 28px;
}
 
.modal-footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 12px;
    padding: 20px 28px 28px;
    border-top: 1px solid var(--glass-border);
}
 
/* ========== 徽章标签 ========== */
 
.glass-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    font-size: 12px;
    font-weight: 500;
    border-radius: var(--border-radius-full);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
}
 
/* 带颜色的徽章 */
.glass-badge.primary {
    background: rgba(102, 126, 234, 0.2);
    border-color: rgba(102, 126, 234, 0.4);
    color: var(--primary-light);
}
 
.glass-badge.success {
    background: rgba(16, 185, 129, 0.2);
    border-color: rgba(16, 185, 129, 0.4);
    color: var(--success-light);
}
 
.glass-badge.warning {
    background: rgba(245, 158, 11, 0.2);
    border-color: rgba(245, 158, 11, 0.4);
    color: var(--warning-light);
}
 
.glass-badge.danger {
    background: rgba(239, 68, 68, 0.2);
    border-color: rgba(239, 68, 68, 0.4);
    color: var(--danger-light);
}
 
.glass-badge.info {
    background: rgba(59, 130, 246, 0.2);
    border-color: rgba(59, 130, 246, 0.4);
    color: var(--info-light);
}
 
/* ========== 状态颜色类 ========== */
 
.status-active {
    color: var(--success);
}
 
.status-banned {
    color: var(--danger);
}
 
.status-pending {
    color: var(--warning);
}
 
.status-inactive {
    color: var(--text-muted);
}
 
.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
    margin-right: 6px;
}
 
.status-dot.active {
    background: var(--success);
    box-shadow: 0 0 8px var(--success);
}
 
.status-dot.banned {
    background: var(--danger);
    box-shadow: 0 0 8px var(--danger);
}
 
.status-dot.pending {
    background: var(--warning);
    box-shadow: 0 0 8px var(--warning);
}
 
/* ========== 主内容区域 ========== */
 
.main-content {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    padding: 28px;
    position: relative;
    z-index: 1;
    transition: var(--transition-slow);
}
 
/* 页面标题区域 */
.page-header {
    margin-bottom: 28px;
    animation: fadeInUp 0.5s ease;
}
 
.page-title {
    font-size: 26px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
    background: linear-gradient(135deg, var(--text-primary), var(--primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
 
.page-subtitle {
    font-size: 14px;
    color: var(--text-muted);
}
 
/* 面包屑导航 */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 20px;
}
 
.breadcrumb a {
    color: var(--text-secondary);
}
 
.breadcrumb a:hover {
    color: var(--primary-light);
}
 
.breadcrumb .separator {
    color: var(--text-disabled);
}
 
.breadcrumb .current {
    color: var(--text-primary);
    font-weight: 500;
}
 
/* ========== 工具类 ========== */
 
/* 文本对齐 */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
 
/* 外边距工具类 */
.mt-10 { margin-top: 10px; }
.mt-20 { margin-top: 20px; }
.mt-30 { margin-top: 30px; }
.mb-10 { margin-bottom: 10px; }
.mb-20 { margin-bottom: 20px; }
.mb-30 { margin-bottom: 30px; }
.ml-10 { margin-left: 10px; }
.mr-10 { margin-right: 10px; }
 
/* 内边距工具类 */
.p-20 { padding: 20px; }
.p-30 { padding: 30px; }
 
/* Flexbox工具类 */
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-wrap { flex-wrap: wrap; }
.gap-10 { gap: 10px; }
.gap-20 { gap: 20px; }
 
/* 显示隐藏 */
.hidden { display: none !important; }
.visible { display: block !important; }
 
/* 圆角工具类 */
.rounded { border-radius: var(--border-radius); }
.rounded-sm { border-radius: var(--border-radius-sm); }
.rounded-lg { border-radius: var(--border-radius-lg); }
.rounded-full { border-radius: var(--border-radius-full); }
 
/* 阴影工具类 */
.shadow { box-shadow: var(--glass-shadow); }
.shadow-lg { box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4); }
 
/* 文字截断 */
.truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
 
.text-truncate-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
 
/* ========== Toast消息提示 ========== */
 
.toast-container {
    position: fixed;
    top: 24px;
    right: 24px;
    z-index: 3000;
    display: flex;
    flex-direction: column;
    gap: 12px;
    pointer-events: none;
}
 
.toast {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 24px;
    background: rgba(25, 22, 56, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    color: var(--text-primary);
    font-size: 14px;
    min-width: 280px;
    max-width: 420px;
    pointer-events: auto;
    animation: slideInRight 0.3s ease;
    transition: var(--transition-normal);
}
 
.toast.success {
    border-left: 4px solid var(--success);
}
 
.toast.error {
    border-left: 4px solid var(--danger);
}
 
.toast.warning {
    border-left: 4px solid var(--warning);
}
 
.toast.info {
    border-left: 4px solid var(--info);
}
 
.toast .toast-icon {
    font-size: 20px;
    flex-shrink: 0;
}
 
.toast .toast-message {
    flex: 1;
}
 
.toast .toast-close {
    cursor: pointer;
    color: var(--text-muted);
    font-size: 18px;
    transition: var(--transition-fast);
    padding: 4px;
}
 
.toast .toast-close:hover {
    color: var(--text-primary);
}
 
/* Toast退出动画 */
.toast.hiding {
    animation: fadeOutRight 0.3s ease forwards;
}
 
@keyframes fadeOutRight {
    to {
        opacity: 0;
        transform: translateX(100%);
    }
}
 
/* ========== 移动端遮罩层 ========== */
 
.sidebar-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
}
 
.sidebar-overlay.active {
    opacity: 1;
    visibility: visible;
}
 
/* ========== 分页组件 ========== */
 
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 28px;
}
 
.page-item {
    min-width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 12px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    color: var(--text-secondary);
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition-normal);
}
 
.page-item:hover:not(.active):not(.disabled) {
    background: var(--glass-bg-hover);
    border-color: var(--glass-border-hover);
    color: var(--text-primary);
}
 
.page-item.active {
    background: var(--primary-gradient);
    border-color: transparent;
    color: white;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}
 
.page-item.disabled {
    opacity: 0.4;
    cursor: not-allowed;
}
 
/* ========== 空状态 ========== */
 
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}
 
.empty-state .empty-icon {
    font-size: 64px;
    margin-bottom: 16px;
    opacity: 0.5;
}
 
.empty-state .empty-text {
    font-size: 16px;
    margin-bottom: 8px;
}
 
.empty-state .empty-subtext {
    font-size: 13px;
    color: var(--text-disabled);
}
 
/* ========== 加载状态 ========== */
 
.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--glass-border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}
 
.loading-dots {
    display: flex;
    gap: 6px;
    justify-content: center;
}
 
.loading-dots span {
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: 50%;
    animation: pulse 1.4s ease-in-out infinite;
}
 
.loading-dots span:nth-child(2) {
    animation-delay: 0.2s;
}
 
.loading-dots span:nth-child(3) {
    animation-delay: 0.4s;
}
 
/* ========== 开关控件 ========== */
 
.switch {
    position: relative;
    width: 48px;
    height: 26px;
    cursor: pointer;
}
 
.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}
 
.switch-slider {
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid var(--glass-border);
    border-radius: 13px;
    transition: var(--transition-normal);
}
 
.switch-slider::before {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    left: 2px;
    bottom: 2px;
    background: white;
    border-radius: 50%;
    transition: var(--transition-normal);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}
 
.switch input:checked + .switch-slider {
    background: var(--primary-gradient);
    border-color: transparent;
}
 
.switch input:checked + .switch-slider::before {
    transform: translateX(22px);
}
 
/* ========== 响应式布局 ========== */
 
/* 平板设备 (768px - 1023px) */
@media (max-width: 1023px) and (min-width: 768px) {
    :root {
        --sidebar-width: 220px;
    }
    
    .main-content {
        padding: 20px;
    }
    
    .page-title {
        font-size: 22px;
    }
    
    .glass-modal {
        max-width: 90%;
    }
}
 
/* 手机设备 (< 768px) */
@media (max-width: 767px) {
    :root {
        --sidebar-width: var(--sidebar-collapsed);
    }
    
    /* 侧边栏变为滑出式 */
    .glass-sidebar {
        transform: translateX(-100%);
    }
    
    .glass-sidebar.mobile-open {
        transform: translateX(0);
    }
    
    /* 主内容区占满全宽 */
    .main-content {
        margin-left: 0;
        padding: 16px;
        padding-top: calc(var(--header-height) + 16px);
    }
    
    /* 移动端顶部导航栏 */
    .mobile-header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        height: var(--header-height);
        background: rgba(15, 12, 41, 0.9);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border-bottom: 1px solid var(--glass-border);
        display: flex;
        align-items: center;
        padding: 0 16px;
        z-index: 999;
    }
    
    .mobile-menu-btn {
        width: 40px;
        height: 40px;
        display: flex;
        align-items: center;
        justify-content: center;
        background: var(--glass-bg);
        border: 1px solid var(--glass-border);
        border-radius: 10px;
        color: var(--text-primary);
        font-size: 20px;
        cursor: pointer;
        transition: var(--transition-normal);
    }
    
    .mobile-menu-btn:hover {
        background: var(--glass-bg-hover);
    }
    
    .page-title {
        font-size: 20px;
    }
    
    .glass-card {
        padding: 16px;
        border-radius: var(--border-radius-sm);
    }
    
    .glass-modal {
        max-width: 100%;
        margin: 10px;
        border-radius: var(--border-radius);
        max-height: 95vh;
    }
    
    .modal-header,
    .modal-body,
    .modal-footer {
        padding-left: 20px;
        padding-right: 20px;
    }
    
    .glass-table {
        font-size: 13px;
    }
    
    .glass-table thead th,
    .glass-table tbody td {
        padding: 10px 12px;
    }
    
    .toast-container {
        top: 10px;
        right: 10px;
        left: 10px;
    }
    
    .toast {
        min-width: auto;
        max-width: 100%;
    }
    
    .pagination {
        flex-wrap: wrap;
    }
    
    /* 按钮组在手机端堆叠 */
    .btn-group-mobile-stack {
        flex-direction: column;
        width: 100%;
    }
    
    .btn-group-mobile-stack .glass-btn {
        width: 100%;
    }
}
 
/* 大屏幕优化 (≥ 1440px) */
@media (min-width: 1440px) {
    .main-content {
        max-width: 1400px;
        margin-left: auto;
        margin-right: auto;
        padding-left: calc(var(--sidebar-width) + 28px);
    }
}
 
/* ========== 打印样式 ========== */
@media print {
    body {
        background: white;
        color: black;
    }
    
    .glass-sidebar,
    .mobile-header,
    .sidebar-overlay,
    .toast-container {
        display: none !important;
    }
    
    .main-content {
        margin-left: 0 !important;
        padding: 0 !important;
    }
    
    .glass-card {
        background: white;
        border: 1px solid #ddd;
        box-shadow: none;
    }
}