/* ============================
   global.css - 全局基础样式
   包含：变量、重置、布局、通用组件
   ============================ */

/* CSS变量 - 主题配置 */
:root {
    /* 主色调 */
    --primary-color: #4F46E5;
    --primary-hover: #4338CA;
    --primary-light: #EEF2FF;

    /* 辅助色 */
    --secondary-color: #6366F1;
    --success-color: #10B981;
    --warning-color: #F59E0B;
    --danger-color: #EF4444;
    --info-color: #3B82F6;

    /* 背景色 */
    --bg-primary: #FFFFFF;
    --bg-secondary: #F9FAFB;
    --bg-dark: #1F2937;

    /* 文字色 */
    --text-primary: #111827;
    --text-secondary: #6B7280;
    --text-muted: #9CA3AF;
    --text-light: #FFFFFF;

    /* 边框 */
    --border-color: #E5E7EB;
    --border-light: #F3F4F6;

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

    /* 圆角 */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;

    /* 间距 */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;

    /* 布局 */
    --container-max: 1200px;
    --header-height: 64px;

    /* 动画 */
    --transition-fast: 150ms ease;
    --transition-normal: 300ms ease;
    --transition-slow: 500ms ease;
}

/* 基础样式 - 重置、布局、响应式 */

/* 重置样式 */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-secondary);
    min-height: 100vh;
}

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

a:hover {
    color: var(--primary-hover);
}

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

ul, ol {
    list-style: none;
}

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

button {
    cursor: pointer;
    border: none;
    background: none;
}

/* 布局容器 */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.page-wrapper {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.main-content {
    flex: 1;
    padding: 30px 0;
}

/* 响应式断点 */
@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

    .main-content {
        padding: 20px 0;
    }

    .search-sidebar { width: 100% !important; }
    .main-content-area { width: 100% !important; flex: none; }

    /* ---- 导航栏移动端 ---- */
    .navbar-toggle { display: flex !important; }

    .navbar-nav {
        display: none !important;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background-color: var(--bg-primary);
        border-bottom: 1px solid var(--border-light);
        box-shadow: 0 4px 12px rgba(0,0,0,0.08);
        padding: 8px var(--spacing-sm);
        gap: 2px;
        z-index: 1001;
    }
    .navbar-nav.show {
        display: flex !important;
    }
    .navbar-nav .nav-link {
        padding: 12px var(--spacing-sm);
        border-radius: var(--radius-md);
        font-size: 0.92rem;
        display: block;
    }
    .nav-link.active::after {
        display: none !important;
    }
    .nav-link.active {
        background-color: var(--primary-light);
    }
}

/* 通用工具类 */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

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

.bg-primary { background-color: var(--bg-primary); }
.bg-secondary { background-color: var(--bg-secondary); }
.bg-dark { background-color: var(--bg-dark); }

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

.hidden { display: none; }
.visible { visibility: visible; }
.invisible { visibility: hidden; }

/* 文字截断 */
.truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.line-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* 间距工具类 */
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }

.p-sm { padding: var(--spacing-sm); }
.p-md { padding: var(--spacing-md); }
.p-lg { padding: var(--spacing-lg); }
.p-xl { padding: var(--spacing-xl); }

/* 组件样式 - 按钮、表单、卡片、弹窗等 */

/* ========== 按钮 ========== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
    font-weight: 500;
    line-height: 1.25rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    cursor: pointer;
    border: 1px solid transparent;
    white-space: nowrap;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
    background-color: var(--primary-hover);
    color: var(--primary-light);
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.35);
    transform: translateY(-1px);
}

.btn-primary:active:not(:disabled) {
    background-color: #3730A3;
    box-shadow: 0 2px 6px rgba(79, 70, 229, 0.25);
    transform: translateY(0);
}

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

.btn-secondary:hover:not(:disabled) {
    background-color: var(--bg-secondary);
    border-color: var(--text-muted);
}

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

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

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

.btn-lg {
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
}

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.75rem;
}

.btn-block {
    width: 100%;
}

/* ========== 表单 ========== */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
}

.form-input {
    width: 100%;
    padding: 0.625rem 0.875rem;
    font-size: 0.875rem;
    line-height: 1.25rem;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

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

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

.form-input.success {
    border-color: var(--success-color);
}

textarea.form-input {
    min-height: 120px;
    resize: vertical;
}

.form-hint {
    margin-top: var(--spacing-xs);
    font-size: 0.75rem;
    color: var(--text-muted);
}

.form-error {
    margin-top: var(--spacing-xs);
    font-size: 0.75rem;
    color: var(--danger-color);
}

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

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

/* ========== 卡片 ========== */
.card {
    background-color: var(--bg-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.card-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-light);
}

.card-body {
    padding: var(--spacing-lg);
}

.card-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-light);
    background-color: var(--bg-secondary);
}

/* ========== 导航栏 ========== */
.navbar {
    height: var(--header-height);
    background-color: var(--bg-primary);
    border-bottom: 1px solid var(--border-light);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar .container {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
}

.navbar-brand {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 10px;
    line-height: 1.3;
}
.navbar-logo {
    height: 50px;
    max-width: 191px;
    object-fit: contain;
    flex-shrink: 0;
}
.navbar-brand-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}
.navbar-subtitle {
    font-size: 0.7rem;
    font-weight: 400;
    color: var(--text-muted);
    margin-top: 1px;
    letter-spacing: 0.02em;
}

.navbar-nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-link {
    font-size: 0.875rem;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-md);
    position: relative;
}

.nav-link:hover {
    color: var(--primary-color);
}

.nav-link.active {
    color: var(--primary-color);
    font-weight: 600;
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 2px;
    background-color: var(--primary-color);
    border-radius: 2px;
}

/* ========== 徽章/标签 ========== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.125rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: var(--radius-full);
}

.badge-primary {
    background-color: var(--primary-light);
    color: var(--primary-color);
}

.badge-success {
    background-color: #D1FAE5;
    color: var(--success-color);
}

.badge-warning {
    background-color: #FEF3C7;
    color: var(--warning-color);
}

.badge-danger {
    background-color: #FEE2E2;
    color: var(--danger-color);
}

.badge-info {
    background-color: #feebc8;
    color: #c05621;
    border: 1px solid #fbd38d;
}

/* ========== 弹窗/模态框 ========== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

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

.modal {
    background-color: var(--bg-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.9);
    transition: transform var(--transition-normal);
}

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

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

.modal-title {
    font-size: 1.125rem;
    font-weight: 600;
}

.modal-close {
    width: 2rem;
    height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--text-muted);
    border-radius: var(--radius-md);
    transition: background-color var(--transition-fast);
}

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

.modal-body {
    padding: var(--spacing-lg);
}

.modal-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-light);
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-sm);
}

/* ========== 加载状态 ========== */
.loading {
    display: inline-block;
    width: 1.25rem;
    height: 1.25rem;
    border: 2px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

.spinner-lg {
    width: 3rem;
    height: 3rem;
}

/* ========== 空状态 ========== */
.empty-state {
    text-align: center;
    padding: var(--spacing-2xl);
    color: var(--text-muted);
}

.empty-state-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.empty-state-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

/* ========== 分页 ========== */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin-top: var(--spacing-xl);
}

.pagination-item {
    min-width: 36px;
    height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 8px;
    font-size: 0.875rem;
    color: var(--text-secondary);
    background-color: #fff;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.2s ease;
    cursor: pointer;
    user-select: none;
}
.pagination-item:hover:not(.pagination-active):not(.pagination-disabled) {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background: #EEF2FF;
    transform: translateY(-1px);
}

.pagination-item.pagination-active {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    border-color: transparent;
    color: #fff;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(79,70,229,0.3);
    cursor: default;
}

.pagination-item.pagination-disabled {
    color: #d1d5db;
    background: #f9fafb;
    border-color: #f3f4f6;
    cursor: not-allowed;
}

.pagination-prev,
.pagination-next {
    font-size: 1.1rem;
    line-height: 1;
    font-weight: 700;
}

.pagination-ellipsis {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.pagination-jump {
    min-width: 36px;
    height: 36px;
    padding: 0 4px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    background-color: #fff;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    cursor: pointer;
    outline: none;
    transition: all 0.2s ease;
    appearance: auto;
}
.pagination-jump:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}
.pagination-jump:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(79,70,229,0.15);
}

@media (max-width: 768px) {
    .pagination-jump {
        display: none;
    }
}

/* ========== 消息提示 ========== */
.message {
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.message-success {
    background-color: #D1FAE5;
    color: #065F46;
}

.message-error {
    background-color: #FEE2E2;
    color: #991B1B;
}

.message-error .resend-activate-link {
    display: inline-block;
    margin-top: 8px;
    color: #991B1B;
    text-decoration: underline;
    font-weight: 500;
}

.message-error .resend-activate-link:hover {
    color: #7F1D1D;
}

.message-warning {
    background-color: #FEF3C7;
    color: #92400E;
}

.message-info {
    background-color: #DBEAFE;
    color: #1E40AF;
}

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

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

.table th,
.table td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--border-light);
}

.table th {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    background-color: var(--bg-secondary);
}

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

/* ========== 资源管理表格 ========== */
.resource-manage-table-wrapper {
    overflow-x: hidden;
    max-width: 100%;
}

.resource-manage-table {
    font-size: 14px;
    table-layout: fixed;
    width: 100%;
    min-width: 100%;
}

.resource-manage-table th:nth-child(1) { width: 30px; text-align: center; padding: 6px 3px; }
.resource-manage-table th:nth-child(2) { text-align: left; padding: 6px 3px; }
.resource-manage-table th:nth-child(3) { width: 50px; text-align: center; padding: 6px 3px; }
.resource-manage-table th:nth-child(4) { width: 40px; text-align: center; padding: 6px 3px; }
.resource-manage-table th:nth-child(5) { width: 40px; text-align: center; padding: 6px 3px; }
.resource-manage-table th:nth-child(6) { width: 45px; text-align: center; padding: 6px 3px; }
.resource-manage-table th:nth-child(7) { width: 70px; text-align: center; padding: 6px 3px; }
.resource-manage-table th:nth-child(8) { width: 90px; text-align: center; padding: 6px 3px; }

.resource-manage-table td {
    vertical-align: middle;
    font-size: 13px;
    padding: 6px 3px;
}

.resource-manage-table td:nth-child(1) { width: 30px; text-align: center; }
.resource-manage-table td:nth-child(3) { width: 50px; text-align: center; }
.resource-manage-table td:nth-child(4) { width: 40px; text-align: center; }
.resource-manage-table td:nth-child(5) { width: 40px; text-align: center; }
.resource-manage-table td:nth-child(6) { width: 45px; text-align: center; }
.resource-manage-table td:nth-child(7) { width: 70px; text-align: center; }
.resource-manage-table td:nth-child(8) { 
    width: 90px; 
    text-align: center; 
    white-space: nowrap;
}

.resource-manage-table .btn-xs {
    padding: 2px 6px;
    font-size: 11px;
    margin-right: 2px;
}

.resource-manage-table .btn-xs:last-child {
    margin-right: 0;
}

/* 我的资源 - 标签展示 */
.resource-tags {
    margin-top: 4px;
    line-height: 1.8;
}

.tag-badge {
    display: inline-block;
    padding: 1px 6px;
    margin-right: 3px;
    font-size: 11px;
    color: #666;
    background: #f0f0f0;
    border-radius: 3px;
    white-space: nowrap;
}

/* ========== 关于页面样式 ========== */
.about-content {
    line-height: 1.8;
}

.about-intro {
    text-align: center;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 8px;
    margin-bottom: 30px;
}

.about-icon {
    font-size: 48px;
    margin-bottom: 15px;
}

.feature-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 8px;
}

.feature-icon {
    font-size: 28px;
    flex-shrink: 0;
}

.feature-content {
    flex: 1;
}

.feature-content h3 {
    margin-top: 0;
    margin-bottom: 8px;
    font-size: 16px;
    font-weight: 600;
    color: #333;
}

.feature-content p {
    margin: 0;
    font-size: 14px;
    color: #666;
}

.rules-section ul {
    padding-left: 20px;
}

.rules-section li {
    margin-bottom: 10px;
    color: #555;
}

.contact-section {
    padding: 20px;
    background: #f8f9fa;
    border-radius: 8px;
}

/* ========== 复选框 ========== */
.checkbox {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
}

.checkbox input[type="checkbox"] {
    width: 1rem;
    height: 1rem;
    accent-color: var(--primary-color);
}

/* ========== 选择框 ========== */
.select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236B7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    padding-right: 2.5rem;
}

/* ========== 字段提示（认证/表单通用）========== */
.field-msg {
    font-size: 12px;
    margin-top: 4px;
    min-height: 18px;
    line-height: 1.5;
}
.field-msg.error { color: #e74c3c; }
.field-msg.ok    { color: #27ae60; }
.field-msg.checking { color: #f39c12; }

.form-input.input-error   { border-color: #e74c3c !important; box-shadow: 0 0 0 2px rgba(231,76,60,.15) !important; }
.form-input.input-ok      { border-color: #27ae60 !important; box-shadow: 0 0 0 2px rgba(39,174,96,.15) !important; }
.form-input.input-checking { border-color: #f39c12 !important; }

/* ========== 密码强度条 ========== */
.pwd-strength {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 6px;
}
.strength-bar {
    flex: 1;
    height: 4px;
    background: #e0e0e0;
    border-radius: 2px;
    overflow: hidden;
    position: relative;
}
.strength-bar::after {
    content: '';
    display: block;
    height: 100%;
    width: 0;
    transition: width 0.3s, background-color 0.3s;
    border-radius: 2px;
}
.strength-bar.weak::after   { width: 33%;  background: #e74c3c; }
.strength-bar.medium::after { width: 66%;  background: #f39c12; }
.strength-bar.strong::after  { width: 100%; background: #27ae60; }
.strength-text { font-size: 12px; white-space: nowrap; }

/* ========== 已失效状态 badge（全局）========== */
.badge-info {
    background-color: #feebc8 !important;
    color: #c05621 !important;
    border: 1px solid #fbd38d;
}

/* ========== 已隐藏状态 badge ========== */
.badge-status-hidden {
    background-color: #ede9fe !important;
    color: #7c3aed !important;
    border: 1px solid #c4b5fd;
}

/* ========== 消息提示 Toast 动画 ========== */
@keyframes slideDown {
    from { opacity: 0; transform: translateX(-50%) translateY(-20px); }
    to { opacity: 1; transform: translateX(-50%) translateY(0); }
}
@keyframes slideUp {
    from { opacity: 1; transform: translateX(-50%) translateY(0); }
    to { opacity: 0; transform: translateX(-50%) translateY(-20px); }
}

/* ========== 移动端汉堡菜单按钮 ========== */
.navbar-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    background: #fff;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    cursor: pointer;
    padding: 8px;
    flex-shrink: 0;
    transition: all 0.2s ease;
    order: 10;
}
.navbar-toggle:hover {
    border-color: var(--primary-color);
    background-color: var(--bg-secondary);
}
.toggle-bar {
    display: block;
    width: 18px;
    height: 2px;
    background-color: var(--text-primary);
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* 汉堡→X 动画 */
.navbar-toggle.active .toggle-bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.navbar-toggle.active .toggle-bar:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}
.navbar-toggle.active .toggle-bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ========== 页脚链接区域 ========== */
.footer-bottom {
    border-top: none;
    padding: 20px 0;
    text-align: center;
}
.footer-links {
    margin-bottom: 10px;
}
.footer-links a {
    color: #94a3b8;
    font-size: 13px;
    text-decoration: none;
    margin: 0 8px;
    transition: color 0.2s ease;
}
.footer-links a:hover {
    color: var(--primary-color);
}
.footer-sep {
    color: #64748b;
}

/* ========== 用户中心页 ========== */
.user-home-link {
    font-size: 0.65em;
    font-weight: 400;
    text-decoration: none;
    color: var(--primary-color);
    margin-left: 4px;
}
.align-middle { vertical-align: middle; }
.user-bio-text {
    margin-top: 0.5rem;
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.5;
}
.flex-wrap { flex-wrap: wrap; }
.sidebar-menu { width: 240px; }
.main-content-area { flex: 1; min-width: 300px; }
.input-readonly {
    background: #f8f9fa !important;
    color: var(--text-secondary) !important;
}
.resize-vertical { resize: vertical; }
.bio-footer {
    display: flex;
    justify-content: space-between;
    margin-top: 4px;
}
.filter-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}
.filter-search {
    display: flex;
    align-items: center;
    gap: 4px;
}
.filter-search .form-input {
    width: 180px;
}
.filter-search .btn-sm {
    padding: 0.625rem 0.75rem;
}
.select-filter { width: auto; min-width: 120px; }
.batch-group {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-left: 8px;
}
.select-batch { width: auto; min-width: 120px; }
.ml-auto { margin-left: auto; }
.mobile-select-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 0.88rem;
    color: var(--text-secondary);
    padding: 8px 4px;
}
.checkbox-lg {
    width: 18px;
    height: 18px;
    accent-color: var(--primary-color);
}
.pwd-wrapper { position: relative; overflow: visible; }
.pr-40 { padding-right: 40px; }
.pwd-toggle-btn {
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 40px;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 16px;
    color: #999;
    z-index: 100 !important;
    line-height: 1;
    user-select: none;
    -webkit-user-select: none;
    pointer-events: auto !important;
    display: flex !important;
    align-items: center;
    justify-content: center;
}
#togglePwd {
    z-index: 1000 !important;
    pointer-events: auto !important;
}
.pwd-toggle-btn:hover {
    color: #666;
    background: rgba(0,0,0,0.03);
}
.loading-state {
    text-align: center;
    padding: 2rem;
}
.loading-text { font-size: 1.5rem; }
.pagination-container {
    padding: 0.75rem 1.25rem;
    text-align: center;
    display: none;
}
.form-hint-text {
    font-weight: normal;
    color: #94a3b8;
    font-size: 0.8rem;
}
.input-prefix {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: #94a3b8;
    font-size: 0.85rem;
    font-weight: 500;
}
.pl-62 { padding-left: 62px; }
.mt-12 { margin-top: 12px; }
.mt-16 { margin-top: 16px; }
.d-inline-block { display: inline-block; }
.forget-hint {
    color: #666;
    font-size: 14px;
    margin-bottom: 20px;
    text-align: center;
}
.success-text { font-size: 16px; }
.btn-reset {
    display: inline-block;
    padding: 8px 20px;
    background: #f0f0f0;
    border: none;
    border-radius: 4px;
    color: #333;
    text-decoration: none;
}
.success-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}

/* ========== 认证页（重发激活/激活） ========== */
.auth-page-card {
    max-width: 520px;
    margin: 3rem auto;
}
.auth-page-card-lg {
    max-width: 560px;
    margin: 3rem auto;
}
.auth-card-body {
    padding: 2.5rem 2rem;
}
.activate-card-body {
    padding: 3rem 2rem;
}
.auth-card-title {
    margin: 0 0 0.5rem;
    font-size: 1.4rem;
    color: var(--text-primary);
}
.auth-card-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}
.msg-mb { margin-bottom: 1.5rem; }
.form-group-sm { margin-bottom: 1rem; }
.auth-input {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: border-color 0.2s;
}
.auth-input:focus {
    border-color: #4f46e5;
}
.auth-btn {
    width: 100%;
    padding: 12px;
    font-size: 1rem;
    border-radius: var(--radius-md);
}
.auth-link {
    color: var(--text-secondary);
    font-size: 0.9rem;
    text-decoration: none;
}
.auth-go-btn {
    padding: 10px 28px;
}

/* ========== 激活页 ========== */
.activate-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}
.activate-success { color: #166534; }
.activate-error { color: #991b1b; }
.activate-title {
    font-size: 1.6rem;
    margin-bottom: 0.5rem;
    margin-top: 0;
}
.activate-title-success { color: #166534; }
.activate-title-error { color: #991b1b; }
.activate-desc {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-size: 0.95rem;
}
.activate-btn-lg {
    padding: 12px 32px;
    font-size: 1rem;
}
.activate-btn-md { padding: 10px 24px; }
.activate-btn { padding: 12px 28px; }

/* ========== 搜索页 ========== */
.search-form-container {
    max-width: 600px;
    margin: 0 auto;
}
.search-sidebar { width: 300px; }
.user-link {
    color: var(--primary-color);
    text-decoration: none;
}

/* ========== 资源详情页 ========== */
.detail-breadcrumb {
    background: #fff;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    border: 1px solid #e5e7eb;
}

/* ========== 登录页 ========== */
.login-closed-notice {
    background: #fef2f2;
    border: 1px solid #fecaca;
    border-radius: 12px;
    padding: 24px 20px;
    margin-bottom: 18px;
    text-align: center;
}
.login-closed-icon { font-size: 2rem; margin-bottom: 10px; }
.login-closed-title {
    color: #991b1b;
    font-size: 1.05rem;
}
.login-closed-desc {
    color: #b91c1c;
    font-size: 0.88rem;
    margin-top: 6px;
    line-height: 1.6;
}

/* ========== 错误页 ========== */
.error-page-success { color: var(--text-secondary); }

/* ========== 个人主页 ========== */
.profile-container { max-width: 960px; }
.profile-title { margin-bottom: 1rem; }
.profile-resource-list { --gap: var(--spacing-lg); }

/* ========== 资源编辑页 ========== */
.status-badge { margin-left: 10px; }
.edit-hint {
    margin-left: 15px;
    color: #888;
    font-size: 13px;
}
.countdown-hint {
    margin-left: 12px;
    font-weight: normal;
    color: #555;
}

/* ========== 资源提交页 ========== */
.batch-form-area { display: none; }
.batch-hint {
    color: var(--text-secondary);
    font-size: 0.875rem;
}
.hidden { display: none; }
.footer-copyright {
    color: #94a3b8;
    font-size: 13px;
}