/* ===== CSS 变量 ===== */
:root {
    /* 主色调 - 靛蓝紫 */
    --primary: #6366f1;
    --primary-light: #818cf8;
    --primary-lighter: #a5b4fc;
    --primary-dark: #4f46e5;
    --primary-darker: #4338ca;
    --primary-bg: #eef2ff;
    --primary-bg-hover: #e0e7ff;

    /* 功能色 */
    --success: #10b981;
    --success-light: #d1fae5;
    --success-dark: #059669;
    --warning: #f59e0b;
    --warning-light: #fef3c7;
    --warning-dark: #d97706;
    --danger: #ef4444;
    --danger-light: #fee2e2;
    --danger-dark: #dc2626;
    --info: #3b82f6;
    --info-light: #dbeafe;

    /* 中性色 */
    --bg-body: #f5f6fa;
    --bg-card: #ffffff;
    --bg-hover: #f9fafb;
    --bg-sidebar: #1e1b4b;
    --bg-sidebar-hover: #312e81;
    --bg-sidebar-active: #4338ca;

    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-tertiary: #9ca3af;
    --text-inverse: #ffffff;
    --text-sidebar: #c7d2fe;
    --text-sidebar-active: #ffffff;

    --border-color: #e5e7eb;
    --border-light: #f3f4f6;

    /* 阴影 */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

    /* 圆角 */
    --radius-sm: 6px;
    --radius: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-full: 9999px;

    /* 间距 */
    --sidebar-width: 260px;
    --sidebar-width-collapsed: 72px;
    --topbar-height: 64px;

    /* 过渡 */
    --transition: all 0.2s ease;
    --transition-slow: all 0.3s ease;
}

/* ===== Reset ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 14px;
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    background: var(--bg-body);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a { text-decoration: none; color: inherit; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, select, textarea { font-family: inherit; font-size: inherit; }
ul, ol { list-style: none; }
img { max-width: 100%; display: block; }

/* 滚动条 */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #d1d5db; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #9ca3af; }

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

/* ===== 侧边栏 ===== */
.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-sidebar);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 1000;
    transition: var(--transition-slow);
    overflow-y: auto;
    overflow-x: hidden;
}

.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    min-height: var(--topbar-height);
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-inverse);
    font-size: 1.25rem;
    font-weight: 700;
    white-space: nowrap;
}

.logo svg {
    color: var(--primary-light);
    flex-shrink: 0;
}

.sidebar-toggle {
    display: none;
    color: var(--text-sidebar);
    padding: 4px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.sidebar-toggle:hover {
    background: var(--bg-sidebar-hover);
    color: var(--text-inverse);
}

.sidebar-nav {
    flex: 1;
    padding: 8px 12px;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    border-radius: var(--radius);
    color: var(--text-sidebar);
    transition: var(--transition);
    font-weight: 500;
    font-size: 0.9rem;
    white-space: nowrap;
    position: relative;
}

.nav-item:hover {
    background: var(--bg-sidebar-hover);
    color: var(--text-sidebar-active);
}

.nav-item.active {
    background: var(--bg-sidebar-active);
    color: var(--text-sidebar-active);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.nav-item svg {
    flex-shrink: 0;
}

.nav-badge {
    margin-left: auto;
    background: var(--primary);
    color: white;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: var(--radius-full);
    min-width: 20px;
    text-align: center;
}

.nav-badge-warning {
    background: var(--warning);
}

.sidebar-footer {
    padding: 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.user-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px;
    border-radius: var(--radius);
    transition: var(--transition);
    cursor: pointer;
}

.user-card:hover {
    background: var(--bg-sidebar-hover);
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
    flex-shrink: 0;
}

.user-info {
    overflow: hidden;
}

.user-name {
    color: var(--text-inverse);
    font-weight: 600;
    font-size: 0.875rem;
}

.user-role {
    color: var(--text-sidebar);
    font-size: 0.75rem;
}

/* ===== 遮罩 ===== */
.overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 999;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.overlay.show {
    display: block;
    opacity: 1;
}

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

/* ===== 顶部栏 ===== */
.topbar {
    height: var(--topbar-height);
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.menu-btn {
    display: none;
    color: var(--text-secondary);
    padding: 6px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.menu-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.page-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.search-box {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--bg-body);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    padding: 8px 16px;
    width: 280px;
    transition: var(--transition);
}

.search-box:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-bg);
}

.search-box svg {
    color: var(--text-tertiary);
    flex-shrink: 0;
}

.search-box input {
    border: none;
    background: none;
    outline: none;
    width: 100%;
    color: var(--text-primary);
}

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

.icon-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius);
    color: var(--text-secondary);
    transition: var(--transition);
    position: relative;
}

.icon-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.notif-dot {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 8px;
    height: 8px;
    background: var(--danger);
    border-radius: var(--radius-full);
    border: 2px solid var(--bg-card);
}

/* ===== 页面内容 ===== */
.page-content {
    flex: 1;
    padding: 24px;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ===== 统计卡片 ===== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: 24px;
    box-shadow: var(--shadow);
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    transition: var(--transition);
    border: 1px solid var(--border-light);
}

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

.stat-info {
    flex: 1;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-weight: 500;
    margin-bottom: 8px;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}

.stat-change {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-top: 8px;
    font-size: 0.75rem;
    font-weight: 600;
}

.stat-change.up {
    color: var(--success-dark);
}

.stat-change.down {
    color: var(--danger-dark);
}

.stat-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-icon.purple { background: var(--primary-bg); color: var(--primary); }
.stat-icon.green { background: var(--success-light); color: var(--success); }
.stat-icon.orange { background: var(--warning-light); color: var(--warning); }
.stat-icon.blue { background: var(--info-light); color: var(--info); }

/* ===== 面板/卡片 ===== */
.panel {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow);
    border: 1px solid var(--border-light);
    overflow: hidden;
    margin-bottom: 24px;
}

.panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-light);
}

.panel-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
}

.panel-body {
    padding: 24px;
}

.panel-body.no-padding {
    padding: 0;
}

/* ===== 双栏布局 ===== */
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 24px;
}

.grid-3-2 {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 24px;
    margin-bottom: 24px;
}

/* ===== 表格 ===== */
.table-wrapper {
    overflow-x: auto;
}

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

.data-table th {
    text-align: left;
    padding: 12px 16px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-body);
    white-space: nowrap;
}

.data-table td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--border-light);
    font-size: 0.875rem;
    color: var(--text-primary);
    vertical-align: middle;
}

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

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

.data-table tbody tr:hover {
    background: var(--bg-hover);
}

/* 小说标题单元格 */
.novel-title-cell {
    display: flex;
    align-items: center;
    gap: 12px;
}

.novel-cover {
    width: 40px;
    height: 52px;
    border-radius: var(--radius-sm);
    object-fit: cover;
    flex-shrink: 0;
    background: linear-gradient(135deg, var(--primary-bg), var(--primary-lighter));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-weight: 700;
    font-size: 0.8rem;
}

.novel-title-text {
    font-weight: 600;
    color: var(--text-primary);
}

.novel-author-text {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 2px;
}

/* ===== 徽章/标签 ===== */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    border-radius: var(--radius-full);
    font-size: 0.72rem;
    font-weight: 600;
    white-space: nowrap;
}

.badge-success { background: var(--success-light); color: var(--success-dark); }
.badge-warning { background: var(--warning-light); color: var(--warning-dark); }
.badge-danger { background: var(--danger-light); color: var(--danger-dark); }
.badge-info { background: var(--info-light); color: var(--info); }
.badge-purple { background: var(--primary-bg); color: var(--primary); }
.badge-gray { background: #f3f4f6; color: var(--text-secondary); }

.badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
}

/* ===== 按钮 ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: var(--radius);
    font-size: 0.85rem;
    font-weight: 600;
    transition: var(--transition);
    white-space: nowrap;
    border: 1px solid transparent;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

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

.btn-outline:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    border-color: var(--text-tertiary);
}

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

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

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

.btn-success:hover {
    background: var(--success-dark);
}

.btn-sm {
    padding: 5px 12px;
    font-size: 0.8rem;
}

.btn-icon {
    width: 32px;
    height: 32px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    transition: var(--transition);
    border: 1px solid transparent;
}

.btn-icon:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.btn-icon.edit:hover { color: var(--primary); }
.btn-icon.delete:hover { color: var(--danger); background: var(--danger-light); }
.btn-icon.view:hover { color: var(--info); }

/* ===== 工具栏 ===== */
.toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.toolbar-left {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.toolbar-right {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.filter-select {
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    background: var(--bg-card);
    color: var(--text-primary);
    outline: none;
    transition: var(--transition);
    cursor: pointer;
    font-size: 0.85rem;
}

.filter-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-bg);
}

.table-search {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 7px 12px;
    transition: var(--transition);
    min-width: 220px;
}

.table-search:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-bg);
}

.table-search svg {
    color: var(--text-tertiary);
    flex-shrink: 0;
}

.table-search input {
    border: none;
    background: none;
    outline: none;
    width: 100%;
    color: var(--text-primary);
    font-size: 0.85rem;
}

/* ===== 分页 ===== */
.pagination {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    border-top: 1px solid var(--border-light);
}

.pagination-info {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.pagination-controls {
    display: flex;
    align-items: center;
    gap: 4px;
}

.page-btn {
    min-width: 34px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
    transition: var(--transition);
    border: 1px solid transparent;
}

.page-btn:hover:not(:disabled) {
    background: var(--bg-hover);
    color: var(--text-primary);
}

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

.page-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* ===== 弹窗 ===== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    animation: fadeIn 0.2s ease;
}

.modal {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    animation: modalSlideUp 0.3s ease;
}

.modal.modal-lg {
    max-width: 720px;
}

.modal.modal-xl {
    max-width: 960px;
}

@keyframes modalSlideUp {
    from { opacity: 0; transform: translateY(24px) scale(0.96); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-light);
}

.modal-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
}

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

.modal-close:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.modal-body {
    padding: 24px;
    overflow-y: auto;
    flex: 1;
}

.modal-footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 12px;
    padding: 16px 24px;
    border-top: 1px solid var(--border-light);
}

/* ===== 表单 ===== */
.form-group {
    margin-bottom: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.form-label .required {
    color: var(--danger);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    background: var(--bg-card);
    color: var(--text-primary);
    outline: none;
    transition: var(--transition);
    font-size: 0.875rem;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-bg);
}

.form-textarea {
    resize: vertical;
    min-height: 100px;
    line-height: 1.6;
}

.form-hint {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    margin-top: 4px;
}

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

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

.switch-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: #d1d5db;
    border-radius: var(--radius-full);
    transition: var(--transition);
}

.switch-slider::before {
    content: "";
    position: absolute;
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background: white;
    border-radius: 50%;
    transition: var(--transition);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.switch input:checked + .switch-slider {
    background: var(--primary);
}

.switch input:checked + .switch-slider::before {
    transform: translateX(20px);
}

/* ===== Toast ===== */
.toast-container {
    position: fixed;
    top: 80px;
    right: 24px;
    z-index: 3000;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.toast {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    border-radius: var(--radius);
    background: var(--bg-card);
    box-shadow: var(--shadow-lg);
    border-left: 4px solid var(--primary);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    min-width: 280px;
    animation: toastSlideIn 0.3s ease;
}

.toast.success { border-left-color: var(--success); }
.toast.error { border-left-color: var(--danger); }
.toast.warning { border-left-color: var(--warning); }
.toast.info { border-left-color: var(--info); }

.toast .toast-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.toast.success .toast-icon { color: var(--success); }
.toast.error .toast-icon { color: var(--danger); }
.toast.warning .toast-icon { color: var(--warning); }
.toast.info .toast-icon { color: var(--info); }

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

.toast.fade-out {
    animation: toastFadeOut 0.3s ease forwards;
}

@keyframes toastFadeOut {
    to { opacity: 0; transform: translateX(100%); }
}

/* ===== 排行榜 ===== */
.ranking-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.ranking-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border-radius: var(--radius);
    transition: var(--transition);
    cursor: pointer;
}

.ranking-item:hover {
    background: var(--bg-hover);
}

.ranking-num {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 700;
    flex-shrink: 0;
    background: #f3f4f6;
    color: var(--text-secondary);
}

.ranking-num.top-1 { background: #fef3c7; color: #d97706; }
.ranking-num.top-2 { background: #f3f4f6; color: #6b7280; }
.ranking-num.top-3 { background: #fed7aa; color: #c2410c; }

.ranking-info {
    flex: 1;
    overflow: hidden;
}

.ranking-title {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.ranking-meta {
    font-size: 0.72rem;
    color: var(--text-secondary);
}

.ranking-value {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--primary);
}

/* ===== 章节列表 ===== */
.chapter-list {
    display: flex;
    flex-direction: column;
}

.chapter-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-light);
    transition: var(--transition);
}

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

.chapter-item:hover {
    background: var(--bg-hover);
}

.chapter-num {
    width: 36px;
    text-align: center;
    font-weight: 700;
    color: var(--text-tertiary);
    flex-shrink: 0;
}

.chapter-info {
    flex: 1;
    overflow: hidden;
}

.chapter-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.chapter-meta {
    font-size: 0.72rem;
    color: var(--text-secondary);
    margin-top: 2px;
}

.chapter-actions {
    display: flex;
    gap: 4px;
    opacity: 0;
    transition: var(--transition);
}

.chapter-item:hover .chapter-actions {
    opacity: 1;
}

/* ===== 空状态 ===== */
.empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--text-tertiary);
}

.empty-state svg {
    margin: 0 auto 16px;
    color: var(--text-tertiary);
    opacity: 0.5;
}

.empty-state-text {
    font-size: 0.9rem;
}

/* ===== 进度条 ===== */
.progress {
    width: 100%;
    height: 6px;
    background: var(--border-light);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: var(--primary);
    border-radius: var(--radius-full);
    transition: width 0.5s ease;
}

/* ===== 标签输入 ===== */
.tag-input-container {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    padding: 8px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    min-height: 42px;
    transition: var(--transition);
}

.tag-input-container:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-bg);
}

.tag-pill {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 8px;
    background: var(--primary-bg);
    color: var(--primary);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 500;
}

.tag-pill button {
    color: var(--primary);
    opacity: 0.6;
    transition: var(--transition);
}

.tag-pill button:hover {
    opacity: 1;
}

.tag-input {
    border: none;
    background: none;
    outline: none;
    flex: 1;
    min-width: 100px;
    color: var(--text-primary);
    font-size: 0.85rem;
}

/* ===== 分类树 ===== */
.category-tree {
    padding: 8px 0;
}

.category-node {
    padding-left: 0;
}

.category-node.nested {
    padding-left: 24px;
}

.category-row {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-radius: var(--radius);
    transition: var(--transition);
}

.category-row:hover {
    background: var(--bg-hover);
}

.category-toggle {
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-tertiary);
    transition: var(--transition);
    flex-shrink: 0;
    cursor: pointer;
}

.category-toggle.expanded {
    transform: rotate(90deg);
}

.category-name {
    flex: 1;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
}

.category-count {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    background: var(--bg-body);
    padding: 2px 8px;
    border-radius: var(--radius-full);
}

/* ===== 评论卡片 ===== */
.review-card {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-light);
    transition: var(--transition);
}

.review-card:last-child {
    border-bottom: none;
}

.review-card:hover {
    background: var(--bg-hover);
}

.review-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
}

.review-user {
    display: flex;
    align-items: center;
    gap: 8px;
}

.review-avatar {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--primary-light), var(--primary-lighter));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.75rem;
    flex-shrink: 0;
}

.review-username {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
}

.review-time {
    font-size: 0.72rem;
    color: var(--text-tertiary);
}

.review-content {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 8px;
}

.review-novel {
    font-size: 0.72rem;
    color: var(--text-tertiary);
    margin-bottom: 10px;
}

.review-novel span {
    color: var(--primary);
    font-weight: 500;
}

.review-actions {
    display: flex;
    gap: 8px;
}

/* ===== 图表容器 ===== */
.chart-container {
    position: relative;
    height: 280px;
}

.chart-container-sm {
    position: relative;
    height: 200px;
}

/* ===== 设置页 ===== */
.settings-section {
    margin-bottom: 24px;
}

.settings-section-title {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-light);
}

.setting-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 0;
    border-bottom: 1px solid var(--border-light);
}

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

.setting-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
}

.setting-desc {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 2px;
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
    .grid-2, .grid-3-2 {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }

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

    .sidebar-toggle {
        display: flex;
    }

    .main-content {
        margin-left: 0;
    }

    .menu-btn {
        display: flex;
    }

    .search-box {
        display: none;
    }

    .page-content {
        padding: 16px;
    }

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

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

    .toolbar-left, .toolbar-right {
        width: 100%;
    }
}

/* ===== 加载动画 ===== */
.loading-spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid var(--border-color);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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

/* ===== 工具类 ===== */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--text-secondary); }
.text-sm { font-size: 0.8rem; }
.text-xs { font-size: 0.72rem; }
.font-bold { font-weight: 700; }
.mt-0 { margin-top: 0; }
.mt-2 { margin-top: 8px; }
.mt-4 { margin-top: 16px; }
.mb-0 { margin-bottom: 0; }
.mb-2 { margin-bottom: 8px; }
.mb-4 { margin-bottom: 16px; }
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 8px; }
.gap-4 { gap: 16px; }
.w-full { width: 100%; }