/* ===== 设计变量 ===== */
:root {
    --primary: #4f6ef7;
    --primary-dark: #3b55d9;
    --primary-soft: rgba(79, 110, 247, 0.1);
    --accent: #7c3aed;
    --success: #10b981;
    --success-dark: #059669;
    --danger: #ef4444;
    --danger-dark: #dc2626;
    --warning: #f59e0b;
    --warning-dark: #d97706;
    --info: #3b82f6;
    --ink: #1e293b;
    --ink-soft: #64748b;
    --bg: #eef1f8;
    --card: #ffffff;
    --border: #e6e9f2;
    --sidebar-bg: #151b2e;
    --sidebar-bg2: #1c2440;
    --sidebar-text: #aab2c8;
    --sidebar-active: #4f6ef7;
    --radius: 14px;
    --radius-sm: 10px;
    --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06);
    --shadow-md: 0 4px 16px rgba(15, 23, 42, 0.08);
    --shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.12);
    --transition: all 0.25s ease;
    --sidebar-w: 174px;
    --sidebar-w-collapsed: 64px;
    --topbar-h: 56px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    background: var(--bg);
    color: var(--ink);
    line-height: 1.6;
    min-height: 100vh;
}

/* ===== 页面切换 ===== */
.page {
    display: none;
    min-height: 100vh;
}

.page.active {
    display: block;
}

/* ===== 登录页 ===== */
.login-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background:
        radial-gradient(ellipse at 15% 20%, rgba(124, 58, 237, 0.35), transparent 50%),
        radial-gradient(ellipse at 85% 80%, rgba(59, 130, 246, 0.3), transparent 50%),
        linear-gradient(135deg, #0f172a 0%, #1e1b4b 55%, #312e81 100%);
}

.login-card {
    background: rgba(255, 255, 255, 0.97);
    padding: 40px 36px;
    border-radius: 20px;
    box-shadow: 0 25px 60px rgba(2, 6, 23, 0.45);
    width: 100%;
    max-width: 400px;
    border: 1px solid rgba(255, 255, 255, 0.25);
    animation: cardUp 0.5s ease;
}

@keyframes cardUp {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
}

.login-header {
    text-align: center;
    margin-bottom: 28px;
}

.login-logo {
    width: 64px;
    height: 64px;
    margin: 0 auto 16px;
    border-radius: 18px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 24px rgba(79, 110, 247, 0.4);
}

.login-logo i {
    font-size: 28px;
    color: #fff;
}

.login-header h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--ink);
    margin-bottom: 6px;
}

.login-header p {
    color: var(--ink-soft);
    font-size: 0.9rem;
}

.login-footer {
    margin-top: 24px;
    color: rgba(255, 255, 255, 0.45);
    font-size: 0.8rem;
    letter-spacing: 0.08em;
}

/* ===== 输入组件 ===== */
.input-group {
    position: relative;
    margin-bottom: 14px;
}

.input-group i {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: #94a3b8;
    pointer-events: none;
    font-size: 0.95rem;
}

.input-group input,
.input-group select,
.input-group textarea {
    width: 100%;
    padding: 9px 12px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 0.86rem;
    font-family: inherit;
    transition: var(--transition);
    background: #f8fafc;
    color: var(--ink);
}

.input-group input:focus,
.input-group select:focus,
.input-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: #fff;
    box-shadow: 0 0 0 4px rgba(79, 110, 247, 0.12);
}

/* 带图标输入框留出左侧空间（仅登录页用 icon 前缀） */
.input-group:has(> i) input {
    padding-left: 40px;
}

.input-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--ink);
    font-size: 0.88rem;
}

.input-group small {
    display: block;
    margin-top: 6px;
    color: var(--ink-soft);
    font-size: 0.78rem;
    line-height: 1.5;
}

.input-group textarea {
    resize: vertical;
    min-height: 120px;
    line-height: 1.6;
}

/* ===== 按钮 ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 7px 14px;
    border: 1.5px solid transparent;
    border-radius: var(--radius-sm);
    font-size: 0.82rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition);
    min-height: 34px;
    white-space: nowrap;
}

.btn:active {
    transform: scale(0.97);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff;
    box-shadow: 0 4px 14px rgba(79, 110, 247, 0.35);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 22px rgba(79, 110, 247, 0.45);
}

.btn-secondary {
    background: #fff;
    color: var(--ink);
    border-color: var(--border);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary-soft);
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger), var(--danger-dark));
    color: #fff;
    box-shadow: 0 4px 14px rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 22px rgba(239, 68, 68, 0.4);
}

.btn-success {
    background: linear-gradient(135deg, var(--success), var(--success-dark));
    color: #fff;
    box-shadow: 0 4px 14px rgba(16, 185, 129, 0.3);
}

.btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 22px rgba(16, 185, 129, 0.4);
}

.btn-warning {
    background: linear-gradient(135deg, var(--warning), var(--warning-dark));
    color: #fff;
    box-shadow: 0 4px 14px rgba(245, 158, 11, 0.3);
}

.btn-warning:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 22px rgba(245, 158, 11, 0.4);
}

.btn-block {
    width: 100%;
}

.btn .fa-spinner {
    margin-right: 2px;
}

/* ===== 顶栏 ===== */
.topbar {
    position: sticky;
    top: 0;
    z-index: 120;
    height: var(--topbar-h);
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 16px;
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 14px;
}

.toggle-btn {
    width: 34px;
    height: 34px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    background: #fff;
    color: var(--ink);
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.toggle-btn:hover {
    color: var(--primary);
    border-color: var(--primary);
    background: var(--primary-soft);
}

.topbar-title {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--ink);
}

.live-dot {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 3px 10px;
    border-radius: 50px;
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-dark);
    font-size: 0.7rem;
    font-weight: 600;
}

.live-dot span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--success);
    animation: pulse 1.8s ease infinite;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.5); }
    50% { box-shadow: 0 0 0 5px rgba(16, 185, 129, 0); }
}

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

.topbar-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    background: #fff;
    color: var(--ink-soft);
    font-size: 0.8rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition);
}

.topbar-btn:hover {
    color: var(--danger);
    border-color: var(--danger);
    background: rgba(239, 68, 68, 0.06);
}

/* ===== 布局 ===== */
.layout {
    display: flex;
    min-height: calc(100vh - var(--topbar-h));
}

/* ===== 侧边栏 ===== */
.sidebar {
    width: var(--sidebar-w);
    flex-shrink: 0;
    background: linear-gradient(180deg, var(--sidebar-bg) 0%, var(--sidebar-bg2) 100%);
    color: var(--sidebar-text);
    display: flex;
    flex-direction: column;
    transition: width 0.3s ease, transform 0.3s ease;
    position: sticky;
    top: var(--topbar-h);
    height: calc(100vh - var(--topbar-h));
    z-index: 110;
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 16px 14px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
    min-height: 68px;
}

.brand-logo {
    width: 36px;
    height: 36px;
    flex-shrink: 0;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 6px 16px rgba(79, 110, 247, 0.4);
}

.brand-logo i {
    color: #fff;
    font-size: 15px;
}

.brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.3;
    overflow: hidden;
    white-space: nowrap;
}

.brand-name {
    font-size: 0.85rem;
    font-weight: 700;
    color: #fff;
}

.brand-sub {
    font-size: 0.62rem;
    color: var(--sidebar-text);
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

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

.nav-section-title {
    font-size: 0.64rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: rgba(170, 178, 200, 0.55);
    padding: 0 10px 8px;
    white-space: nowrap;
    transition: opacity 0.2s ease;
}

.nav-item {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    margin-bottom: 5px;
    border: none;
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--sidebar-text);
    font-size: 0.78rem;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
    overflow: hidden;
}

.nav-item i {
    width: 18px;
    flex-shrink: 0;
    text-align: center;
    font-size: 0.9rem;
}

.nav-item:hover {
    background: rgba(255, 255, 255, 0.06);
    color: #fff;
}

.nav-item.active {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
    box-shadow: 0 6px 18px rgba(79, 110, 247, 0.35);
}

.nav-text {
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar-footer {
    padding: 12px 10px;
    border-top: 1px solid rgba(255, 255, 255, 0.07);
}

.sidebar-user {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 10px;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.05);
    overflow: hidden;
    white-space: nowrap;
}

.user-avatar {
    width: 32px;
    height: 32px;
    flex-shrink: 0;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), var(--primary));
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 0.8rem;
}

.user-text {
    display: flex;
    flex-direction: column;
    line-height: 1.35;
    overflow: hidden;
}

.user-name {
    font-size: 0.76rem;
    font-weight: 600;
    color: #fff;
}

.user-role {
    font-size: 0.62rem;
    color: var(--sidebar-text);
}

/* ---- 侧边栏收起态 ---- */
.sidebar.collapsed {
    width: var(--sidebar-w-collapsed);
}

.sidebar.collapsed .brand-text,
.sidebar.collapsed .nav-text,
.sidebar.collapsed .nav-section-title,
.sidebar.collapsed .user-text {
    opacity: 0;
    visibility: hidden;
    width: 0;
}

.sidebar.collapsed .sidebar-brand {
    justify-content: center;
    padding: 16px 0;
    gap: 0;
}

.sidebar.collapsed .nav-item {
    justify-content: center;
    padding: 10px 0;
    gap: 0;
}

.sidebar.collapsed .nav-item i {
    width: auto;
}

.sidebar.collapsed .sidebar-nav {
    padding: 14px 10px;
}

.sidebar.collapsed .sidebar-footer {
    padding: 12px 10px;
}

.sidebar.collapsed .sidebar-user {
    justify-content: center;
    padding: 8px 0;
    background: transparent;
    gap: 0;
}

/* 折叠动画中的文字过渡 */
.brand-text,
.nav-text,
.user-text {
    transition: opacity 0.2s ease;
}

/* 移动端遮罩 */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.5);
    z-index: 105;
    backdrop-filter: blur(2px);
}

/* ===== 内容区 ===== */
.main-content {
    flex: 1;
    min-width: 0;
    padding: 20px 24px 36px;
}

.tab-content {
    display: none;
    animation: fadeIn 0.35s ease;
}

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

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

/* ===== 页面节区头 ===== */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.section-header h2 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--ink);
    line-height: 1.3;
}

.section-desc {
    color: var(--ink-soft);
    font-size: 0.8rem;
    margin-top: 2px;
}

/* ===== 统计卡片 ===== */
.stats-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 14px;
    margin-bottom: 18px;
}

.stat-card {
    background: var(--card);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    padding: 14px 18px;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.stat-icon {
    width: 40px;
    height: 40px;
    border-radius: 11px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.05rem;
    color: #fff;
    flex-shrink: 0;
}

.stat-icon.bg-blue {
    background: linear-gradient(135deg, #60a5fa, #3b82f6);
    box-shadow: 0 6px 16px rgba(59, 130, 246, 0.35);
}

.stat-icon.bg-green {
    background: linear-gradient(135deg, #34d399, #10b981);
    box-shadow: 0 6px 16px rgba(16, 185, 129, 0.35);
}

.stat-icon.bg-purple {
    background: linear-gradient(135deg, #a78bfa, #7c3aed);
    box-shadow: 0 6px 16px rgba(124, 58, 237, 0.35);
}

.stat-meta {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.stat-number {
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--ink);
    line-height: 1.15;
    font-variant-numeric: tabular-nums;
}

.stat-label {
    font-size: 0.76rem;
    color: var(--ink-soft);
    font-weight: 500;
}

/* ===== 表单容器 ===== */
.form-container {
    margin-bottom: 18px;
}

.form-card {
    background: var(--card);
    padding: 18px 20px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    animation: fadeIn 0.3s ease;
}

.form-card h3 {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--ink);
    margin-bottom: 16px;
}

.form-card h3 i {
    color: var(--primary);
}

/* 添加模式切换 */
.add-mode-toggle {
    display: inline-flex;
    gap: 6px;
    margin-bottom: 22px;
    padding: 5px;
    background: #eef1f8;
    border-radius: var(--radius-sm);
}

.mode-btn {
    padding: 8px 18px;
    border: none;
    background: transparent;
    color: var(--ink-soft);
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.88rem;
    font-weight: 600;
    font-family: inherit;
}

.mode-btn:hover {
    color: var(--ink);
}

.mode-btn.active {
    background: #fff;
    color: var(--primary);
    box-shadow: var(--shadow-sm);
}

/* 表单切换 */
.add-form {
    display: none;
}

.add-form.active {
    display: block;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin-bottom: 14px;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 16px;
    padding-top: 14px;
    border-top: 1px solid var(--border);
}

/* ===== 开关组件 ===== */
.switch {
    position: relative;
    display: inline-block;
    width: 52px;
    height: 30px;
    vertical-align: middle;
}

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

.slider {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background-color: #cbd5e1;
    transition: var(--transition);
    border-radius: 34px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 24px;
    width: 24px;
    left: 3px;
    bottom: 3px;
    background-color: #fff;
    transition: var(--transition);
    border-radius: 50%;
    box-shadow: 0 2px 5px rgba(15, 23, 42, 0.2);
}

input:checked + .slider {
    background: linear-gradient(135deg, var(--primary), var(--accent));
}

input:checked + .slider:before {
    transform: translateX(22px);
}

/* ===== 通用卡片 ===== */
.card {
    background: var(--card);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    margin-bottom: 20px;
}

.card-header {
    padding: 12px 18px;
    border-bottom: 1px solid var(--border);
    background: linear-gradient(135deg, var(--primary), var(--accent));
}

.card-header.warn {
    background: linear-gradient(135deg, var(--warning), var(--warning-dark));
}

.card-header h3 {
    margin: 0;
    font-size: 0.9rem;
    font-weight: 700;
    color: #fff;
    display: flex;
    align-items: center;
    gap: 10px;
}

.card-body {
    padding: 16px 18px;
}

/* Telegram 双列网格 */
.tg-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    align-items: start;
}

.tg-grid .card {
    margin-bottom: 0;
}

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

@media (max-width: 900px) {
    .tg-grid {
        grid-template-columns: 1fr;
    }
}

/* ===== URL列表 ===== */
.urls-list {
    background: var(--card);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.list-header {
    padding: 12px 18px;
    border-bottom: 1px solid var(--border);
    background: #f8fafc;
}

.list-header h3 {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--ink);
    display: flex;
    align-items: center;
    gap: 10px;
}

.list-header h3 i {
    color: var(--primary);
}

.urls-container {
    max-height: 480px;
    overflow-y: auto;
}

.url-item {
    padding: 9px 18px;
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
}

.url-item:hover {
    background: #f8fafc;
}

.url-item:last-child {
    border-bottom: none;
}

.url-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 18px;
    flex-wrap: wrap;
}

.url-info {
    flex: 1;
    min-width: 220px;
}

.url-info h4 {
    font-size: 0.86rem;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: 1px;
    word-break: break-all;
}

.url-info h4 a {
    color: inherit;
    text-decoration: none;
}

.url-info h4 a:hover {
    color: var(--primary);
}

.url-info p {
    font-size: 0.76rem;
    color: var(--ink-soft);
    margin: 0;
}

.url-actions {
    display: flex;
    gap: 6px;
    flex-shrink: 0;
}

.url-actions .btn {
    min-height: 30px;
    padding: 5px 10px;
    font-size: 0.78rem;
}

/* URL行内徽章 */
.url-details {
    display: flex;
    gap: 8px;
    align-items: center;
    flex-wrap: wrap;
    flex-shrink: 0;
}

.detail-item {
    display: flex;
    align-items: center;
}

/* ===== 状态徽章 ===== */
.status-badge,
.mode-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 10px;
    border-radius: 50px;
    font-size: 0.7rem;
    font-weight: 600;
    white-space: nowrap;
}

.status-active {
    background: rgba(16, 185, 129, 0.12);
    color: var(--success-dark);
}

.status-inactive {
    background: rgba(100, 116, 139, 0.12);
    color: var(--ink-soft);
}

.status-error {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

.status-success {
    background: rgba(16, 185, 129, 0.12);
    color: var(--success-dark);
}

.mode-24h {
    background: rgba(79, 110, 247, 0.1);
    color: var(--primary);
}

.mode-scheduled {
    background: rgba(245, 158, 11, 0.12);
    color: var(--warning-dark);
}

/* ===== 日志页 ===== */
.log-controls {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.log-filters {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 14px;
    background: var(--card);
    padding: 14px 18px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    margin-bottom: 16px;
}

.filter-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--ink);
    font-size: 0.85rem;
}

.filter-group input,
.filter-group select {
    width: 100%;
    padding: 8px 11px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-family: inherit;
    transition: var(--transition);
    background: #f8fafc;
}

.filter-group input:focus,
.filter-group select:focus {
    outline: none;
    border-color: var(--primary);
    background: #fff;
    box-shadow: 0 0 0 4px rgba(79, 110, 247, 0.12);
}

.logs-container {
    background: var(--card);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    max-height: 520px;
    overflow-y: auto;
}

.log-item {
    padding: 8px 18px;
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
}

.log-item:hover {
    background: #f8fafc;
}

.log-item:last-child {
    border-bottom: none;
}

.log-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
}

.log-url {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--ink);
    word-break: break-all;
    flex: 1;
    min-width: 200px;
}

.log-details {
    display: flex;
    gap: 14px;
    align-items: center;
    font-size: 0.82rem;
    flex-shrink: 0;
    flex-wrap: wrap;
}

.log-status-code {
    font-weight: 700;
    font-size: 0.8rem;
    padding: 3px 10px;
    border-radius: 6px;
    min-width: 44px;
    text-align: center;
    white-space: nowrap;
}

.log-status-2xx {
    color: var(--success-dark);
    background: rgba(16, 185, 129, 0.1);
}

.log-status-4xx,
.log-status-5xx {
    color: var(--danger);
    background: rgba(239, 68, 68, 0.08);
}

.log-status-error {
    color: var(--danger);
    background: rgba(239, 68, 68, 0.08);
}

.log-response-time {
    color: var(--ink-soft);
    font-size: 0.8rem;
    white-space: nowrap;
}

.log-message {
    color: var(--ink-soft);
    font-weight: 500;
    font-size: 0.8rem;
    white-space: nowrap;
}

.log-time {
    font-size: 0.78rem;
    color: #94a3b8;
    font-weight: 500;
    flex-shrink: 0;
    font-variant-numeric: tabular-nums;
}

/* ===== Telegram 状态 ===== */
.telegram-controls {
    display: flex;
    gap: 10px;
}

.status-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px dashed var(--border);
}

.status-item:last-child {
    border-bottom: none;
}

.status-label {
    font-weight: 500;
    color: var(--ink-soft);
    font-size: 0.9rem;
}

.status-value {
    font-weight: 600;
    padding: 4px 14px;
    border-radius: 50px;
    font-size: 0.82rem;
}

.status-value.enabled {
    background: rgba(16, 185, 129, 0.12);
    color: var(--success-dark);
}

.status-value.disabled {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

.status-value.checking {
    background: rgba(245, 158, 11, 0.12);
    color: var(--warning-dark);
}

.telegram-form {
    margin: 0;
}

.control-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    padding: 6px 0 14px;
    border-bottom: 1px dashed var(--border);
}

.control-label {
    font-weight: 600;
    color: var(--ink);
    font-size: 0.92rem;
}

.control-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.control-actions .btn {
    min-height: 36px;
    padding: 6px 14px;
    font-size: 0.82rem;
}

.control-status {
    font-weight: 600;
    padding: 4px 14px;
    border-radius: 50px;
    font-size: 0.82rem;
}

.control-status.enabled {
    background: rgba(16, 185, 129, 0.12);
    color: var(--success-dark);
}

.control-status.disabled {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

.control-status.checking {
    background: rgba(245, 158, 11, 0.12);
    color: var(--warning-dark);
}

.control-description {
    padding-top: 12px;
    color: var(--ink-soft);
    font-size: 0.82rem;
    line-height: 1.6;
}

.control-description i {
    color: var(--info);
    margin-right: 4px;
}

/* 配置说明 */
.help-content h4 {
    color: var(--ink);
    margin-bottom: 12px;
    font-size: 0.95rem;
}

.help-content ol {
    padding-left: 20px;
    margin-bottom: 14px;
}

.help-content li {
    margin-bottom: 8px;
    line-height: 1.7;
    font-size: 0.9rem;
    color: var(--ink);
}

.help-content code {
    background: #eef1f8;
    border: 1px solid var(--border);
    padding: 2px 8px;
    border-radius: 6px;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 0.82rem;
    color: var(--primary-dark);
}

.help-content p {
    background: rgba(245, 158, 11, 0.08);
    border: 1px solid rgba(245, 158, 11, 0.25);
    color: #92400e;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    margin: 0;
    font-weight: 500;
    font-size: 0.88rem;
    line-height: 1.6;
}

/* ===== 模态框 ===== */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    inset: 0;
    background: rgba(15, 23, 42, 0.55);
    backdrop-filter: blur(4px);
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal-content {
    background: #fff;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 600px;
    animation: modalSlideIn 0.3s ease;
    overflow: hidden;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-30px) scale(0.96);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    padding: 18px 24px 14px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--ink);
    display: flex;
    align-items: center;
    gap: 10px;
}

.modal-header h3 i {
    color: var(--primary);
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.6rem;
    line-height: 1;
    cursor: pointer;
    color: #94a3b8;
    transition: var(--transition);
}

.modal-close:hover {
    color: var(--danger);
}

.modal-body {
    padding: 22px 24px;
}

.modal-body p {
    color: var(--ink-soft);
    line-height: 1.7;
}

.modal-footer {
    padding: 14px 24px 20px;
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

/* 编辑URL模态框 */
#editUrlModal .modal-content {
    max-width: 700px;
}

/* ===== 通知提示 ===== */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1100;
    transform: translateX(calc(100% + 40px));
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.notification.show {
    transform: translateX(0);
}

.notification-content {
    background: #fff;
    padding: 14px 20px;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 300px;
    max-width: 400px;
    border-left: 4px solid var(--primary);
}

.notification.success .notification-content {
    border-left-color: var(--success);
}

.notification.error .notification-content {
    border-left-color: var(--danger);
}

.notification.warning .notification-content {
    border-left-color: var(--warning);
}

.notification-icon {
    font-size: 1.2rem;
    color: var(--primary);
}

.notification.success .notification-icon {
    color: var(--success);
}

.notification.error .notification-icon {
    color: var(--danger);
}

.notification.warning .notification-icon {
    color: var(--warning);
}

.notification.info .notification-icon {
    color: var(--info);
}

.notification-message {
    flex: 1;
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--ink);
}

/* ===== 空状态 ===== */
.empty-state {
    text-align: center;
    padding: 56px 24px;
    color: var(--ink-soft);
}

.empty-state i {
    font-size: 3rem;
    margin-bottom: 14px;
    color: #cbd5e1;
}

.empty-state h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 6px;
    color: var(--ink-soft);
}

.empty-state p {
    font-size: 0.88rem;
}

/* ===== 加载状态 ===== */
.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 32px;
    color: var(--ink-soft);
}

.loading i {
    animation: spin 1s linear infinite;
    margin-right: 8px;
}

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

/* ===== 错误消息 ===== */
.error-message {
    color: var(--danger);
    font-size: 0.88rem;
    text-align: center;
    margin-top: 16px;
    padding: 10px 14px;
    background: rgba(239, 68, 68, 0.08);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: var(--radius-sm);
    display: none;
}

.error-message.show {
    display: block;
}

/* ===== 预览内容 ===== */
.preview-item {
    background: #f8fafc;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 14px 16px;
    margin-bottom: 10px;
}

.preview-item:last-child {
    margin-bottom: 0;
}

.preview-url {
    font-weight: 600;
    color: var(--primary);
    word-break: break-all;
    margin-bottom: 4px;
}

.preview-name {
    font-weight: 500;
    color: var(--ink);
    margin-bottom: 2px;
    font-size: 0.9rem;
}

.preview-description {
    color: var(--ink-soft);
    font-size: 0.85rem;
    font-style: italic;
}

.preview-mode {
    display: inline-block;
    padding: 3px 12px;
    background: var(--primary-soft);
    color: var(--primary);
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-top: 8px;
}

.preview-summary {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff;
    padding: 14px;
    border-radius: var(--radius-sm);
    margin-bottom: 14px;
    text-align: center;
    font-weight: 700;
    font-size: 1rem;
    box-shadow: 0 4px 14px rgba(79, 110, 247, 0.3);
}

/* ===== 滚动条 ===== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

.sidebar-nav::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.15);
}

/* ===== 响应式 ===== */
@media (max-width: 992px) {
    .sidebar {
        position: fixed;
        top: var(--topbar-h);
        left: 0;
        transform: translateX(-100%);
        box-shadow: var(--shadow-lg);
        width: var(--sidebar-w) !important;
    }

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

    /* 移动端禁用桌面收起态的隐藏规则 */
    .sidebar.collapsed .brand-text,
    .sidebar.collapsed .nav-text,
    .sidebar.collapsed .nav-section-title,
    .sidebar.collapsed .user-text {
        opacity: 1;
        visibility: visible;
        width: auto;
    }

    .sidebar.collapsed .sidebar-brand {
        justify-content: flex-start;
        padding: 16px 14px;
        gap: 10px;
    }

    .sidebar.collapsed .nav-item {
        justify-content: flex-start;
        padding: 10px 12px;
        gap: 10px;
    }

    .sidebar.collapsed .nav-item i {
        width: 18px;
    }

    .sidebar.collapsed .sidebar-user {
        justify-content: flex-start;
        padding: 8px 10px;
        background: rgba(255, 255, 255, 0.05);
        gap: 10px;
    }

    .sidebar-overlay.show {
        display: block;
    }

    .main-content {
        padding: 20px 16px 40px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .topbar {
        padding: 0 14px;
    }

    .topbar-btn span {
        display: none;
    }

    .topbar-btn {
        padding: 8px 12px;
    }

    .live-dot {
        display: none;
    }

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

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

    .log-details {
        width: 100%;
        justify-content: flex-start;
    }
}

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

    .form-card {
        padding: 18px 16px;
    }

    .url-item {
        padding: 12px 14px;
    }

    .url-header {
        flex-direction: column;
        align-items: stretch;
    }

    .url-actions {
        justify-content: flex-end;
    }

    .log-item {
        padding: 10px 14px;
    }

    .card-body {
        padding: 16px;
    }
}

/* ===== 打印样式 ===== */
@media print {
    .sidebar,
    .topbar,
    .modal,
    .notification {
        display: none !important;
    }

    body {
        background: #fff !important;
    }

    .main-content {
        padding: 0 !important;
    }
}