/* ============================================================
   MyMsr Liquid Glass — 与客户端 MaterialTheme 同源
   ============================================================ */
:root {
    /* 玻璃基底 */
    --glass-base:        rgba(12, 14, 20, 0.55);
    --glass-frost:       rgba(25, 28, 38, 0.40);
    --glass-highlight:   rgba(255, 255, 255, 0.06);
    --glass-inner-glow:  rgba(80, 180, 255, 0.05);

    /* 强调色 */
    --accent:            #50b4ff;
    --accent-hover:      #69c4ff;
    --accent-violet:     #8c64ff;
    --accent-cyan:       #50ffd4;

    /* 状态色 */
    --success:           #4caf50;
    --danger:            #f44336;
    --warning:           #ffa726;

    /* 文字 */
    --text-primary:      #ebeefa;
    --text-secondary:    #aaafc3;
    --text-muted:        #6a6f82;

    /* 边框 */
    --border:            rgba(255, 255, 255, 0.07);
    --border-hover:      rgba(255, 255, 255, 0.14);
    --border-glow:       rgba(80, 180, 255, 0.22);

    /* 圆角 */
    --r-sm: 8px;
    --r-md: 14px;
    --r-lg: 18px;

    --sidebar-width: 230px;
    --transition: 0.28s cubic-bezier(0.32, 0.72, 0, 1);
}

/* ── Reset ── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
*::-webkit-scrollbar { width: 5px; height: 5px; }
*::-webkit-scrollbar-track { background: transparent; }
*::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.08); border-radius: 5px; }
*::-webkit-scrollbar-thumb:hover { background: rgba(80,180,255,0.25); }

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    background: #07080d;
    color: var(--text-primary);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* 背景光晕 */
body::before, body::after {
    content: ''; position: fixed; border-radius: 50%;
    filter: blur(100px); z-index: -1; pointer-events: none;
}
body::before {
    width: 480px; height: 480px;
    background: rgba(80, 180, 255, 0.07);
    top: -120px; left: -80px;
}
body::after {
    width: 360px; height: 360px;
    background: rgba(140, 100, 255, 0.05);
    bottom: -100px; right: -60px;
}

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

/* ============================================================
   布局
   ============================================================ */
.app-container { display: flex; min-height: 100vh; }

/* ── 侧边栏 ── */
.sidebar {
    width: var(--sidebar-width);
    background: var(--glass-base);
    backdrop-filter: blur(24px) saturate(1.4);
    -webkit-backdrop-filter: blur(24px) saturate(1.4);
    border-right: 1px solid var(--border);
    display: flex; flex-direction: column;
    position: fixed; top: 0; left: 0; bottom: 0;
    z-index: 100; transition: transform var(--transition);
}

.sidebar-header {
    padding: 22px 20px 18px;
    display: flex; align-items: center; justify-content: space-between;
    border-bottom: 1px solid var(--border);
}

.logo-text {
    font-size: 21px; font-weight: 700;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-violet) 100%);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    letter-spacing: -0.3px;
}

.sidebar-toggle {
    background: none; border: none; color: var(--text-muted);
    font-size: 18px; cursor: pointer; display: none;
    transition: color var(--transition);
}
.sidebar-toggle:hover { color: var(--text-primary); }

.sidebar-nav { flex: 1; padding: 14px 10px; overflow-y: auto; }

.nav-item {
    display: flex; align-items: center; gap: 11px;
    padding: 10px 14px; margin-bottom: 3px;
    border-radius: var(--r-sm);
    color: var(--text-secondary);
    font-size: 14px; font-weight: 500;
    transition: all var(--transition);
    position: relative;
}
.nav-item:hover { background: rgba(255,255,255,0.04); color: var(--text-primary); }
.nav-item.active {
    background: var(--glass-inner-glow);
    color: var(--accent);
}
.nav-item.active::before {
    content: ''; position: absolute; left: 0; top: 50%;
    transform: translateY(-50%);
    width: 3px; height: 16px;
    background: var(--accent);
    border-radius: 0 3px 3px 0;
}
.nav-item i { font-size: 16px; width: 18px; text-align: center; }
.nav-item.nav-admin { color: var(--warning); }
.nav-item.nav-admin.active { background: rgba(255,167,38,0.06); }
.nav-item.nav-admin.active::before { background: var(--warning); }

.sidebar-footer { padding: 12px; border-top: 1px solid var(--border); }

.user-card {
    display: flex; align-items: center; gap: 10px;
    padding: 8px; border-radius: var(--r-sm);
    transition: background var(--transition);
}
.user-card:hover { background: rgba(255,255,255,0.04); }
.user-avatar {
    width: 34px; height: 34px; border-radius: 50%; object-fit: cover;
    border: 1px solid var(--border);
}
.user-info { flex: 1; min-width: 0; }
.user-name {
    font-size: 13px; font-weight: 600; color: var(--text-primary);
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.user-role { font-size: 11px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; }
.role-admin { color: var(--warning) !important; }
.role-vip { color: var(--accent) !important; }

.btn-login {
    display: block; text-align: center; padding: 9px;
    background: linear-gradient(135deg, var(--accent), var(--accent-violet));
    color: #fff; border-radius: var(--r-sm);
    font-weight: 600; font-size: 14px;
    transition: opacity var(--transition);
}
.btn-login:hover { opacity: 0.88; color: #fff; }

/* ── 主内容 ── */
.main-content {
    flex: 1; margin-left: var(--sidebar-width);
    min-height: 100vh; display: flex; flex-direction: column;
}

.topbar {
    height: 52px; padding: 0 28px;
    display: flex; align-items: center; gap: 14px;
    background: var(--glass-base);
    backdrop-filter: blur(20px) saturate(1.3);
    -webkit-backdrop-filter: blur(20px) saturate(1.3);
    border-bottom: 1px solid var(--border);
    position: sticky; top: 0; z-index: 50;
}
.topbar-title { font-size: 16px; font-weight: 600; flex: 1; letter-spacing: -0.2px; }
.topbar-right { display: flex; align-items: center; gap: 10px; }
.sidebar-toggle-mobile {
    background: none; border: none; color: var(--text-primary);
    font-size: 20px; cursor: pointer; display: none;
}
.btn-logout { color: var(--text-muted); font-size: 17px; transition: color var(--transition); }
.btn-logout:hover { color: var(--danger); }

.page-content { flex: 1; padding: 28px; max-width: 1180px; width: 100%; margin: 0 auto; }

/* ============================================================
   玻璃面板（核心组件 — 对应客户端 LiquidGlassUtils）
   ============================================================ */
.card {
    background: var(--glass-base);
    backdrop-filter: blur(20px) saturate(1.3);
    -webkit-backdrop-filter: blur(20px) saturate(1.3);
    border: 1px solid var(--border);
    border-radius: var(--r-md);
    padding: 22px; margin-bottom: 18px;
    transition: border-color var(--transition);
    position: relative; overflow: hidden;
}
/* 顶部高光条（对应客户端 drawLiquidGlass 的高光） */
.card::before {
    content: ''; position: absolute;
    top: 0; left: 8%; right: 8%; height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.08), transparent);
}
.card:hover { border-color: var(--border-hover); }
.card-header {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 14px;
}
.card-title { font-size: 16px; font-weight: 700; letter-spacing: -0.2px; }

/* ============================================================
   按钮
   ============================================================ */
.btn {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 9px 18px; border-radius: var(--r-sm);
    font-size: 13px; font-weight: 600; cursor: pointer;
    border: none; transition: all var(--transition);
    letter-spacing: 0.2px;
}
.btn-primary {
    background: linear-gradient(135deg, var(--accent), var(--accent-violet));
    color: #fff;
}
.btn-primary:hover { opacity: 0.88; color: #fff; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { opacity: 0.85; }
.btn-success { background: var(--success); color: #fff; }
.btn-outline {
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border); color: var(--text-secondary);
}
.btn-outline:hover { border-color: var(--border-glow); color: var(--accent); }
.btn-sm { padding: 5px 12px; font-size: 12px; }

/* ============================================================
   表单
   ============================================================ */
.form-group { margin-bottom: 14px; }
.form-label { display: block; margin-bottom: 5px; font-size: 13px; color: var(--text-secondary); }
.form-input, .form-select, .form-textarea {
    width: 100%; padding: 10px 14px;
    background: rgba(0,0,0,0.25);
    border: 1px solid var(--border);
    border-radius: var(--r-sm); color: var(--text-primary);
    font-size: 14px; transition: all var(--transition);
    font-family: inherit;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
    outline: none;
    border-color: var(--border-glow);
    box-shadow: 0 0 0 3px rgba(80,180,255,0.08);
}
.form-textarea { resize: vertical; min-height: 100px; }

/* ============================================================
   徽章
   ============================================================ */
.badge {
    display: inline-block; padding: 2px 10px; border-radius: 10px;
    font-size: 11px; font-weight: 600; letter-spacing: 0.3px;
}
.badge-success { background: rgba(76,175,80,0.12); color: var(--success); }
.badge-danger  { background: rgba(244,67,54,0.12); color: var(--danger); }
.badge-warning { background: rgba(255,167,38,0.12); color: var(--warning); }
.badge-info    { background: rgba(80,180,255,0.12); color: var(--accent); }

/* ============================================================
   通知条
   ============================================================ */
.notice-banner {
    background: var(--glass-inner-glow);
    border: 1px solid var(--border-glow);
    border-radius: var(--r-sm); padding: 10px 16px; margin-bottom: 22px;
    color: var(--accent); font-size: 13px;
    display: flex; align-items: center; gap: 8px;
}

/* ============================================================
   首页 Hero
   ============================================================ */
.hero {
    text-align: center; padding: 52px 20px 40px; margin-bottom: 28px;
    position: relative;
}
.hero::before {
    content: ''; position: absolute; inset: 0;
    background: radial-gradient(ellipse 70% 80% at center, rgba(80,180,255,0.04), transparent 70%);
    pointer-events: none;
}
.hero h1 {
    font-size: 38px; font-weight: 700; margin-bottom: 10px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-violet) 100%);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    letter-spacing: -0.8px; position: relative;
}
.hero p { color: var(--text-secondary); font-size: 15px; position: relative; }

/* ============================================================
   统计卡片
   ============================================================ */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px; margin-bottom: 28px;
}
.stat-card {
    background: var(--glass-base);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border);
    border-radius: var(--r-md); padding: 22px;
    text-align: center; transition: all var(--transition);
    position: relative; overflow: hidden;
}
.stat-card::before {
    content: ''; position: absolute;
    top: 0; left: 15%; right: 15%; height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.06), transparent);
}
.stat-card:hover { border-color: var(--border-glow); transform: translateY(-2px); }
.stat-value {
    font-size: 30px; font-weight: 700; color: var(--accent);
    letter-spacing: -0.5px;
}
.stat-label { color: var(--text-muted); font-size: 12px; margin-top: 3px; text-transform: uppercase; letter-spacing: 0.5px; }

/* ============================================================
   功能卡片
   ============================================================ */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
}
.feature-card {
    background: var(--glass-base);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border);
    border-radius: var(--r-md); padding: 26px;
    transition: all var(--transition);
    position: relative; overflow: hidden;
    text-decoration: none; color: inherit;
}
.feature-card::before {
    content: ''; position: absolute;
    top: 0; left: 10%; right: 10%; height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.06), transparent);
}
.feature-card:hover { border-color: var(--border-glow); transform: translateY(-2px); }
.feature-icon {
    width: 42px; height: 42px; border-radius: 11px;
    display: flex; align-items: center; justify-content: center;
    font-size: 20px; margin-bottom: 14px;
}
.feature-icon.blue   { background: rgba(80,180,255,0.08); color: var(--accent); }
.feature-icon.purple { background: rgba(140,100,255,0.08); color: var(--accent-violet); }
.feature-icon.cyan   { background: rgba(80,255,212,0.08); color: var(--accent-cyan); }
.feature-icon.orange { background: rgba(255,167,38,0.08); color: var(--warning); }
.feature-card h3 { font-size: 16px; margin-bottom: 6px; font-weight: 700; }
.feature-card p { color: var(--text-secondary); font-size: 13px; line-height: 1.65; }

/* ============================================================
   列表项
   ============================================================ */
.list-item {
    display: flex; align-items: center; gap: 14px;
    padding: 14px; border-radius: var(--r-sm);
    background: rgba(255,255,255,0.02);
    border: 1px solid transparent;
    margin-bottom: 8px; transition: all var(--transition);
    text-decoration: none; color: inherit;
}
.list-item:hover {
    border-color: var(--border-hover);
    background: rgba(255,255,255,0.04);
}
.list-item-avatar {
    width: 38px; height: 38px; border-radius: 50%;
    object-fit: cover; flex-shrink: 0;
    border: 1px solid var(--border);
}
.list-item-body { flex: 1; min-width: 0; }
.list-item-title { font-size: 14px; font-weight: 600; margin-bottom: 3px; }
.list-item-meta {
    font-size: 12px; color: var(--text-muted);
    display: flex; gap: 12px; flex-wrap: wrap;
}
.list-item-actions { display: flex; gap: 8px; flex-shrink: 0; }

/* ============================================================
   表格
   ============================================================ */
.table { width: 100%; border-collapse: collapse; }
.table th, .table td {
    padding: 11px 14px; text-align: left;
    border-bottom: 1px solid var(--border); font-size: 13px;
}
.table th {
    color: var(--text-muted); font-weight: 600; font-size: 11px;
    text-transform: uppercase; letter-spacing: 0.5px;
}
.table tbody tr { transition: background var(--transition); }
.table tbody tr:hover { background: rgba(255,255,255,0.02); }

/* ============================================================
   分页
   ============================================================ */
.pagination { display: flex; gap: 5px; justify-content: center; margin-top: 22px; }
.pagination a, .pagination span {
    padding: 7px 13px; border-radius: var(--r-sm); font-size: 13px;
}
.pagination a {
    background: var(--glass-base);
    border: 1px solid var(--border); color: var(--text-secondary);
}
.pagination a:hover { border-color: var(--border-glow); color: var(--accent); }
.pagination .current {
    background: linear-gradient(135deg, var(--accent), var(--accent-violet));
    color: #fff; border: none;
}

/* ============================================================
   空状态
   ============================================================ */
.empty-state { text-align: center; padding: 50px 20px; color: var(--text-muted); }
.empty-state i { font-size: 42px; margin-bottom: 14px; opacity: 0.2; }
.empty-state p { font-size: 14px; }

/* ============================================================
   Toast
   ============================================================ */
@keyframes toastIn {
    from { opacity: 0; transform: translateX(30px); }
    to   { opacity: 1; transform: translateX(0); }
}
.toast {
    position: fixed; top: 20px; right: 20px;
    padding: 12px 22px; border-radius: var(--r-sm);
    font-size: 14px; z-index: 9999;
    animation: toastIn 0.3s ease;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}
.toast-success {
    background: rgba(76,175,80,0.15);
    border: 1px solid rgba(76,175,80,0.3);
    color: var(--success);
}
.toast-error {
    background: rgba(244,67,54,0.15);
    border: 1px solid rgba(244,67,54,0.3);
    color: var(--danger);
}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 768px) {
    .sidebar { transform: translateX(-100%); }
    .sidebar.show { transform: translateX(0); }
    .sidebar-toggle { display: block; }
    .sidebar-toggle-mobile { display: block; }
    .main-content { margin-left: 0; }
    .hero h1 { font-size: 26px; }
    .hero { padding: 36px 16px 28px; }
    .page-content { padding: 18px; }
    .card { padding: 18px; }
}