/*

/* ===== 全局重置 ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background-color: #ffffff;
    color: #1e293b;
    line-height: 1.5;
    font-size: 16px;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

@media (max-width: 640px) {
    .container {
        padding: 0 1rem;
    }
}

/* ===== 头部导航 ===== */
.header {
    position: sticky;
    top: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, #0f172a, #1a3a6a);
    z-index: 50;
    box-shadow: 0 10px 25px -5px rgba(0,0,0,0.1);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    flex-wrap: wrap;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, #c8a064, #b88a4a);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-decoration: none;
}

.nav-links {
    display: none;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    color: #f1f5f9;
    text-decoration: none;
    font-weight: 500;
    transition: 0.2s;
    font-size: 1rem;
}

.nav-links a:hover {
    color: #c8a064;
}

.btn-primary {
    background: linear-gradient(95deg, #c8a064, #d4af7a);
    color: #0f172a;
    font-weight: 700;
    padding: 0.5rem 1.25rem;
    border-radius: 9999px;
    text-decoration: none;
    transition: 0.2s;
    display: inline-block;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    font-size: 0.95rem;
}

.btn-primary:hover {
    transform: scale(1.02);
    background: linear-gradient(95deg, #b88a4a, #c8a064);
}

.btn-download {
    background: #2e74e9;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 2rem;
    font-weight: 600;
    text-decoration: none;
    font-size: 0.875rem;
    transition: 0.2s;
    display: inline-block;
}

.btn-download:hover {
    background: #1a5bbf;
    transform: scale(1.02);
}

.mobile-toggle {
    background: none;
    border: none;
    color: white;
    font-size: 1.8rem;
    cursor: pointer;
    display: block;
}

.mobile-menu {
    display: none;
    flex-direction: column;
    background: #1e1b4b;
    padding: 1rem 1.5rem;
    border-top: 1px solid #4c1d95;
}

.mobile-menu a {
    color: white;
    text-decoration: none;
    padding: 0.75rem 0;
    border-bottom: 1px solid #6d28d9;
    font-size: 1rem;
}

.mobile-menu a:last-child {
    border-bottom: none;
}

@media (min-width: 768px) {
    .nav-links {
        display: flex;
    }
    .mobile-toggle {
        display: none;
    }
}

/* ===== 通用区块 ===== */
.section {
    padding: 4rem 0;
}

.bg-light {
    background: #f8fafc;
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 2rem;
}

.section-title i {
    color: #c8a064;
    margin-right: 0.5rem;
}

@media (max-width: 640px) {
    .section-title {
        font-size: 1.6rem;
    }
}

/* ===== 首页 Banner ===== */
.banner {
    background: linear-gradient(105deg, #0f172a 0%, #1a3a6a 50%, #b88a4a 100%);
    padding: 3rem 0;
    text-align: center;
    color: white;
}

.banner h1 {
    font-size: 2rem;
    margin-bottom: 0.8rem;
}

.banner p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    opacity: 0.9;
}

/* ===== 4个信任卡片 ===== */
.trust-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
    margin-top: 1rem;
}

.trust-card {
    background: white;
    border-radius: 1.5rem;
    padding: 1.5rem;
    text-align: center;
    box-shadow: 0 10px 15px -3px rgba(0,0,0,0.05);
    border: 1px solid #e2e8f0;
    transition: 0.2s;
}

.trust-card i {
    font-size: 2.5rem;
    color: #c8a064;
    margin-bottom: 1rem;
}

.trust-card h3 {
    font-size: 1.3rem;
    margin-bottom: 0.75rem;
    font-weight: 700;
}

.trust-card p {
    font-size: 0.9rem;
    color: #475569;
    line-height: 1.4;
}

/* ===== 排行榜卡片 ===== */
.ranking-item {
    background: white;
    border-radius: 1.25rem;
    box-shadow: 0 10px 15px -3px rgba(0,0,0,0.05);
    padding: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: 0.2s;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.ranking-num {
    width: 2.5rem;
    height: 2.5rem;
    background: linear-gradient(145deg, #c8a064, #b88a4a);
    border-radius: 9999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    color: #1e293b;
    flex-shrink: 0;
    font-size: 1.1rem;
}

.ranking-num.gray {
    background: #e2e8f0;
    color: #334155;
}

.ranking-item strong {
    font-size: 1.1rem;
}

.ranking-item p {
    font-size: 0.85rem;
    color: #475569;
    margin-top: 0.2rem;
}

@media (max-width: 640px) {
    .ranking-item {
        flex-direction: column;
        text-align: center;
    }
    .ranking-num {
        margin-bottom: 0.5rem;
    }
}

/* ===== 产品卡片（伦敦金/银） ===== */
.product-duo {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.product-card {
    background: linear-gradient(145deg, #fef9c3, #fef3c7);
    border-radius: 1.5rem;
    padding: 1.5rem;
    box-shadow: 0 12px 18px -8px rgba(0,0,0,0.1);
}

.product-card h3 {
    font-size: 1.6rem;
    margin-bottom: 1rem;
    color: #b88a4a;
}

.product-def {
    background: rgba(255,255,240,0.8);
    padding: 1rem;
    border-radius: 1rem;
    margin-bottom: 1.2rem;
    font-size: 0.95rem;
    line-height: 1.5;
}

.product-advantage {
    list-style: none;
    padding-left: 0;
}

.product-advantage li {
    padding: 0.3rem 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.95rem;
}

.product-advantage i {
    color: #c8a064;
}

@media (max-width: 640px) {
    .product-duo {
        grid-template-columns: 1fr;
    }
}

/* ===== FAQ 折叠 ===== */

.faq-item {
    background: #ffffff;
    border-radius: 1rem;
    margin-bottom: 0.75rem;
    overflow: hidden;
    box-shadow: 0 2px 6px rgba(0,0,0,0.05);
    transition: all 0.2s;
}
.faq-question {
    width: 100%;
    text-align: left;
    padding: 1.2rem 1.5rem;
    font-weight: 700;
    background: #f9fafb;
    border: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-size: 1rem;
    font-family: inherit;
    color: #1e293b;
    transition: background 0.2s;
}
.faq-question:hover {
    background: #f1f5f9;
}
.faq-question i {
    font-size: 1rem;
    color: #c8a064;
    transition: transform 0.2s;
}
.faq-answer {
    display: none;
    padding: 1.25rem 1.25rem 1.25rem 1.25rem;
    background: white;
    color: #334155;
    border-top: 1px solid #eef2f6;
    font-size: 0.95rem;
    line-height: 1.6;
    text-align: left;    /* 确保答案左对齐 */
}
.faq-answer p:last-child {
    margin-bottom: 0;
}
/* ===== Tab 新闻列表 ===== */
.tab-container {
    background: white;
    border-radius: 1.5rem;
    box-shadow: 0 8px 20px rgba(0,0,0,0.05);
    overflow: hidden;
}

.tab-headers {
    display: flex;
    border-bottom: 2px solid #e2e8f0;
    background: #f1f5f9;
}

.tab-btn {
    flex: 1;
    text-align: center;
    padding: 1rem;
    font-weight: 700;
    cursor: pointer;
    background: transparent;
    border: none;
    transition: 0.2s;
    font-size: 1.1rem;
}

.tab-btn.active {
    background: white;
    color: #c8a064;
    border-bottom: 3px solid #c8a064;
}

.tab-pane {
    display: none;
    padding: 1.5rem;
}

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

.news-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.news-list li {
    padding: 0.75rem 0;
    border-bottom: 1px solid #e2e8f0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
}

.news-title {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex: 1;
}

.news-title i {
    color: #c8a064;
    font-size: 0.7rem;
}

.news-title a {
    text-decoration: none;
    color: #1e293b;
    font-weight: 500;
    transition: 0.2s;
    font-size: 0.95rem;
}

.news-title a:hover {
    color: #2e74e9;
}

.news-date {
    font-size: 0.8rem;
    color: #64748b;
    white-space: nowrap;
    margin-left: 0.5rem;
}

@media (max-width: 640px) {
    .news-list li {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.3rem;
    }
    .news-date {
        margin-left: 1.5rem;
    }
}

/* ===== 分类列表页样式 ===== */
/* Hero 区域 */
.category-hero {
    background: linear-gradient(to right, #1a3a6a, #2e74e9);
    padding: 4rem 0 2rem 0;
    color: white;
}

.category-hero h1 {
    font-size: 2.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

@media (min-width: 768px) {
    .category-hero h1 {
        font-size: 3rem;
    }
}

.category-hero .description {
    color: #e9d5ff;
    font-size: 1.125rem;
    margin-top: 0.5rem;
}

/* 面包屑 */
.breadcrumb {
    display: flex;
    align-items: center;
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.breadcrumb a {
    color: #d8b4fe;
    text-decoration: none;
}

.breadcrumb a:hover {
    color: #c8a064;
}

.breadcrumb span {
    margin: 0 0.5rem;
}

/* 文章卡片 */
.post-card {
    background: white;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1);
    transition: 0.2s;
    margin-bottom: 1.5rem;
}

.post-card:hover {
    box-shadow: 0 20px 25px -5px rgba(0,0,0,0.1);
}

.post-card-inner {
    display: flex;
    flex-direction: column;
}

@media (min-width: 768px) {
    .post-card-inner {
        flex-direction: row;
    }
}

.post-thumbnail {
    flex-shrink: 0;
    overflow: hidden;
}

@media (min-width: 768px) {
    .post-thumbnail {
        width: 33.333%;
    }
}

.post-thumbnail img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.5s;
}

@media (min-width: 768px) {
    .post-thumbnail img {
        height: 100%;
    }
}

.post-card:hover .post-thumbnail img {
    transform: scale(1.05);
}

.post-content {
    padding: 1.5rem;
    flex: 1;
}

.post-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.75rem;
    flex-wrap: wrap;
}

.hot-badge {
    background: linear-gradient(to right, #2e74e9, #c8a064);
    color: white;
    font-size: 0.75rem;
    font-weight: bold;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
}

.post-date {
    color: #6b7280;
    font-size: 0.875rem;
}

.post-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: #111827;
    text-decoration: none;
    display: block;
    margin-bottom: 0.5rem;
}

.post-title:hover {
    color: #2e74e9;
}

@media (min-width: 768px) {
    .post-title {
        font-size: 1.5rem;
    }
}

.post-excerpt {
    color: #4b5563;
    margin-bottom: 1rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.read-more {
    color: #2e74e9;
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.read-more:hover {
    color: #c8a064;
}

/* 分页 */
.pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.pagination a, .pagination span {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: #f3f4f6;
    color: #374151;
    border-radius: 0.5rem;
    text-decoration: none;
    transition: 0.2s;
}

.pagination a:hover {
    background: #2e74e9;
    color: white;
}

.pagination .current {
    background: #2e74e9;
    color: white;
}

/* 推荐阅读 */
.recommend-section {
    margin-top: 4rem;
    border-top: 1px solid #e5e7eb;
    padding-top: 2rem;
}

.recommend-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.recommend-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .recommend-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.recommend-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem;
    border-radius: 0.5rem;
    text-decoration: none;
    transition: 0.2s;
}

.recommend-item:hover {
    background: #f9fafb;
}

.recommend-img {
    width: 4rem;
    height: 4rem;
    flex-shrink: 0;
    border-radius: 0.5rem;
    overflow: hidden;
    background: #e6f0ff;
    display: flex;
    align-items: center;
    justify-content: center;
}

.recommend-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.recommend-img i {
    font-size: 1.5rem;
    color: #2e74e9;
}

.recommend-info h4 {
    color: #1f2937;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.recommend-info span {
    font-size: 0.75rem;
    color: #9ca3af;
}

/* CTA 区块 */
.cta-section {
    margin-top: 4rem;
    background: linear-gradient(to bottom right, #1a3a6a, #2e74e9, #c8a064);
    border-radius: 1.5rem;
    padding: 2rem;
    text-align: center;
    color: white;
}

@media (min-width: 768px) {
    .cta-section {
        padding: 3rem;
    }
}

.cta-section h3 {
    font-size: 1.875rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

@media (min-width: 768px) {
    .cta-section h3 {
        font-size: 2.25rem;
    }
}

.cta-section p {
    margin-bottom: 1.5rem;
    color: #e9d5ff;
}

.cta-buttons {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    justify-content: center;
    align-items: center;
}

@media (min-width: 640px) {
    .cta-buttons {
        flex-direction: row;
    }
}

.cta-btn-primary {
    background: linear-gradient(to right, #c8a064, #b88a4a);
    color: white;
    padding: 0.75rem 2rem;
    border-radius: 9999px;
    font-weight: bold;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: 0.2s;
}

.cta-btn-primary:hover {
    transform: scale(1.05);
}

.cta-btn-secondary {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(4px);
    border: 2px solid white;
    color: white;
    padding: 0.75rem 2rem;
    border-radius: 9999px;
    font-weight: bold;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: 0.2s;
}

.cta-btn-secondary:hover {
    background: rgba(255,255,255,0.2);
}

.cta-features {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 1.5rem;
    font-size: 0.875rem;
}

.cta-features i {
    color: #c8a064;
    margin-right: 0.5rem;
}

/* ===== 文章详情页样式 ===== */
.single-wrapper {
    padding: 3rem 0;
}

.single-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 992px) {
    .single-grid {
        grid-template-columns: 2fr 1fr;
    }
}

/* 文章内容 */
.post-details {
    background: white;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: 0 10px 15px -3px rgba(0,0,0,0.05);
}

.post-featured-image img {
    width: 100%;
    height: auto;
    object-fit: cover;
}

.post-header {
    padding: 1.5rem 1.5rem 0 1.5rem;
}

.post-header h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 1rem;
}

@media (min-width: 768px) {
    .post-header h1 {
        font-size: 2.25rem;
    }
}

.post-meta-info {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    color: #64748b;
    font-size: 0.875rem;
    border-bottom: 1px solid #e2e8f0;
    padding-bottom: 1rem;
    margin-bottom: 1.5rem;
}

.post-meta-info a {
    color: #64748b;
    text-decoration: none;
}

.post-meta-info a:hover {
    color: #c8a064;
}

.post-body {
    padding: 0 1.5rem 1.5rem 1.5rem;
}

.post-body p {
    margin-bottom: 1rem;
}

.post-body h2, .post-body h3 {
    margin: 1.5rem 0 1rem;
}

.post-body img {
    max-width: 100%;
    height: auto;
    border-radius: 0.5rem;
}

/* 上一篇/下一篇 */
.post-nav {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid #e2e8f0;
    flex-wrap: wrap;
}

.prev-post, .next-post {
    flex: 1;
}

.prev-post a, .next-post a {
    text-decoration: none;
    display: block;
    padding: 1rem;
    background: #f8fafc;
    border-radius: 0.75rem;
    transition: 0.2s;
}

.prev-post a:hover, .next-post a:hover {
    background: #f1f5f9;
}

.prev-post span:first-child, .next-post span:first-child {
    font-size: 0.75rem;
    color: #64748b;
    display: block;
}

.prev-post .title, .next-post .title {
    font-weight: 600;
    color: #1e293b;
    margin: 0.25rem 0;
}

/* 相关文章 */
.related-posts {
    margin-top: 2rem;
}

.related-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #c8a064;
    display: inline-block;
}

.related-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    margin-top: 1rem;
}

@media (min-width: 640px) {
    .related-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.related-item {
    background: white;
    border-radius: 0.75rem;
    overflow: hidden;
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.05);
    transition: 0.2s;
}

.related-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1);
}

.related-item img {
    width: 100%;
    height: 140px;
    object-fit: cover;
}

.related-item h4 {
    padding: 0.75rem;
    font-size: 0.9rem;
    font-weight: 600;
}

.related-item h4 a {
    text-decoration: none;
    color: #1e293b;
}

.related-item h4 a:hover {
    color: #c8a064;
}

.related-item .related-date {
    padding: 0 0.75rem 0.75rem;
    font-size: 0.75rem;
    color: #94a3b8;
}

/* 侧边栏 */
.sidebar {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.widget {
    background: white;
    border-radius: 1rem;
    padding: 1.25rem;
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.05);
}

.widget-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #c8a064;
    display: inline-block;
}

/* 分类列表 */
.category-widget ul {
    list-style: none;
}

.category-widget li {
    margin-bottom: 0.5rem;
}

.category-widget a {
    text-decoration: none;
    color: #475569;
    display: block;
    padding: 0.25rem 0;
    transition: 0.2s;
}

.category-widget a:hover {
    color: #c8a064;
    padding-left: 0.5rem;
}

/* 侧边栏文章列表 */
.sidebar-post-item {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #e2e8f0;
}

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

.sidebar-post-img {
    width: 60px;
    height: 60px;
    flex-shrink: 0;
    border-radius: 0.5rem;
    overflow: hidden;
}

.sidebar-post-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.sidebar-post-info {
    flex: 1;
}

.sidebar-post-info .post-title {
    font-size: 0.9rem;
    font-weight: 600;
    margin: 0 0 0.25rem 0;
}

.sidebar-post-info .post-title a {
    text-decoration: none;
    color: #1e293b;
}

.sidebar-post-info .post-title a:hover {
    color: #c8a064;
}

.sidebar-post-info .post-date {
    font-size: 0.7rem;
    color: #94a3b8;
}

/* 标签云 */
.tags-widget .tag-cloud-link {
    display: inline-block;
    background: #f1f5f9;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    color: #475569;
    text-decoration: none;
    margin: 0.25rem;
    transition: 0.2s;
}

.tags-widget .tag-cloud-link:hover {
    background: #c8a064;
    color: white;
}

/* ===== 底部 ===== */
.footer {
    background: #0f172a;
    color: #94a3b8;
    padding: 2rem 0;
    text-align: center;
    font-size: 0.85rem;
    margin-top: 3rem;
}

.footer a {
    color: #94a3b8;
    text-decoration: none;
}

.footer a:hover {
    color: #c8a064;
}

.footer-links {
    margin-top: 0.5rem;
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

/* ===== 辅助类 ===== */
.text-center {
    text-align: center;
}

.mt-4 {
    margin-top: 1rem;
}

/* ========== 文章页全新样式 ========== */
.single-article {
    padding: 3rem 0;
    background: #f8fafc;
}

.article-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 992px) {
    .article-grid {
        grid-template-columns: minmax(0, 1fr) 320px;
    }
}

/* 主内容区 */
.article-main {
    background: white;
    border-radius: 1.5rem;
    box-shadow: 0 10px 25px -5px rgba(0,0,0,0.05);
    padding: 2rem;
    overflow: hidden;
}

.article-breadcrumb {
    font-size: 0.85rem;
    color: #64748b;
    margin-bottom: 1rem;
}

.article-breadcrumb a {
    color: #64748b;
    text-decoration: none;
}

.article-breadcrumb a:hover {
    color: #c8a064;
}

.article-breadcrumb .sep {
    margin: 0 0.5rem;
}

.article-title {
    font-size: 2rem;
    font-weight: 800;
    color: #0f172a;
    margin-bottom: 1rem;
    line-height: 1.25;
}

@media (min-width: 768px) {
    .article-title {
        font-size: 2.5rem;
    }
}

.article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    font-size: 0.875rem;
    color: #64748b;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #e2e8f0;
}

.article-meta i {
    margin-right: 0.25rem;
    color: #c8a064;
}

.article-meta a {
    color: #64748b;
    text-decoration: none;
}

.article-meta a:hover {
    color: #c8a064;
}

.article-featured-image {
    margin: 1.5rem 0;
    border-radius: 1rem;
    overflow: hidden;
}

.article-featured-image img {
    width: 100%;
    height: auto;
    display: block;
}

.article-content {
    font-size: 1.05rem;
    line-height: 1.7;
    color: #1e293b;
}

.article-content p {
    margin-bottom: 1.2rem;
}

.article-content h2,
.article-content h3,
.article-content h4 {
    margin: 1.5rem 0 0.8rem;
    font-weight: 700;
    color: #0f172a;
}

.article-content h2 {
    font-size: 1.6rem;
    border-left: 4px solid #c8a064;
    padding-left: 1rem;
}

.article-content h3 {
    font-size: 1.3rem;
}

.article-content ul,
.article-content ol {
    margin: 1rem 0 1rem 1.5rem;
}

.article-content li {
    margin: 0.3rem 0;
}

.article-content img {
    max-width: 100%;
    height: auto;
    border-radius: 0.75rem;
    margin: 1rem 0;
}

.article-content blockquote {
    margin: 1.5rem 0;
    padding: 1rem 1.5rem;
    background: #f1f5f9;
    border-left: 4px solid #c8a064;
    font-style: italic;
    color: #334155;
}

.article-tags {
    margin: 2rem 0 1rem;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
}

.tags-label {
    font-weight: 600;
    color: #475569;
}

.article-tags a {
    background: #f1f5f9;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.8rem;
    color: #475569;
    text-decoration: none;
    transition: 0.2s;
}

.article-tags a:hover {
    background: #c8a064;
    color: white;
}

.article-share {
    margin: 1.5rem 0;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding-top: 1rem;
    border-top: 1px solid #e2e8f0;
}

.article-share span {
    font-weight: 600;
    color: #1e293b;
}

.article-share a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: #f1f5f9;
    border-radius: 50%;
    color: #475569;
    text-decoration: none;
    transition: 0.2s;
}

.article-share a:hover {
    background: #c8a064;
    color: white;
}

.article-nav {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin: 2rem 0;
    padding-top: 1rem;
    border-top: 1px solid #e2e8f0;
    flex-wrap: wrap;
}

.article-nav a {
    display: inline-block;
    background: #f8fafc;
    padding: 0.6rem 1rem;
    border-radius: 0.75rem;
    color: #1e293b;
    text-decoration: none;
    font-size: 0.9rem;
    transition: 0.2s;
}

.article-nav a:hover {
    background: #f1f5f9;
    color: #c8a064;
}

/* 相关文章 */
.related-posts {
    margin-top: 2rem;
}

.related-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    padding-left: 0.75rem;
    border-left: 4px solid #c8a064;
}

.related-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

@media (min-width: 640px) {
    .related-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.related-card {
    background: white;
    border-radius: 0.75rem;
    overflow: hidden;
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.05);
    transition: 0.2s;
}

.related-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1);
}

.related-link {
    text-decoration: none;
    display: block;
}

.related-img img {
    width: 100%;
    height: 140px;
    object-fit: cover;
}

.related-post-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: #1e293b;
    margin: 0.75rem 0.75rem 0.3rem;
    line-height: 1.4;
}

.related-card:hover .related-post-title {
    color: #c8a064;
}

.related-date {
    font-size: 0.7rem;
    color: #94a3b8;
    margin: 0 0.75rem 0.75rem;
}

/* 侧边栏样式 */
.article-sidebar {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.sidebar-widget {
    background: white;
    border-radius: 1rem;
    padding: 1.25rem;
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.05);
}

.widget-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #c8a064;
    display: inline-block;
}

.sidebar-cats,
.sidebar-post-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.sidebar-cats li,
.sidebar-post-list li {
    margin-bottom: 0.75rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px dashed #e2e8f0;
}

.sidebar-cats li:last-child,
.sidebar-post-list li:last-child {
    border-bottom: none;
}

.sidebar-cats a,
.sidebar-post-list a {
    text-decoration: none;
    color: #1e293b;
    font-weight: 500;
    display: block;
}

.sidebar-cats a:hover,
.sidebar-post-list a:hover {
    color: #c8a064;
}

.sidebar-post-list .post-date {
    font-size: 0.7rem;
    color: #94a3b8;
    display: block;
    margin-top: 0.2rem;
}

.tag-cloud a {
    display: inline-block;
    background: #f1f5f9;
    padding: 0.2rem 0.7rem;
    border-radius: 9999px;
    font-size: 0.8rem;
    color: #475569;
    text-decoration: none;
    margin: 0.2rem;
    transition: 0.2s;
}

.tag-cloud a:hover {
    background: #c8a064;
    color: white;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .article-main {
        padding: 1.5rem;
    }
    .article-title {
        font-size: 1.8rem;
    }
    .article-content {
        font-size: 1rem;
    }
}

.faq-question {
    cursor: pointer;
    transition: background 0.2s;
}
.faq-question:hover {
    background: #f8fafc;
}
.faq-answer {
    transition: all 0.2s ease;
}

/* ========== 平台排行榜页面专用样式 ========== */
.page-paihang {
    padding: 3rem 0;
    background: #f8fafc;
    min-height: 60vh;
}

.paihang-breadcrumb {
    font-size: 0.875rem;
    color: #64748b;
    margin-bottom: 1.5rem;
}

.paihang-breadcrumb a {
    color: #64748b;
    text-decoration: none;
}

.paihang-breadcrumb a:hover {
    color: #c8a064;
}

.paihang-title {
    font-size: 2rem;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 2rem;
    border-left: 4px solid #c8a064;
    padding-left: 1rem;
}

@media (min-width: 768px) {
    .paihang-title {
        font-size: 2.5rem;
    }
}

/* 网格布局 */
.platform-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 640px) {
    .platform-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .platform-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* 卡片 */
.platform-card {
    background: white;
    border-radius: 1.5rem;
    box-shadow: 0 10px 15px -3px rgba(0,0,0,0.05);
    transition: all 0.2s ease;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.platform-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 25px -5px rgba(0,0,0,0.1);
}

.platform-card-inner {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem;
    text-decoration: none;
    flex: 1;
}

.platform-icon {
    width: 4rem;
    height: 4rem;
    flex-shrink: 0;
    border-radius: 1rem;
    background: #f1f5f9;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.platform-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.platform-icon i {
    font-size: 2rem;
    color: #2e74e9;
}

.platform-info {
    flex: 1;
    min-width: 0;
}

.platform-name {
    font-size: 1.1rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 0.25rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.platform-card:hover .platform-name {
    color: #2e74e9;
}

.platform-meta {
    font-size: 0.75rem;
    color: #64748b;
    margin-bottom: 0.25rem;
}

.platform-desc {
    font-size: 0.75rem;
    color: #475569;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.4;
}

.platform-download-btn {
    display: block;
    background: linear-gradient(95deg, #2e74e9, #4a90f0);
    color: white;
    text-align: center;
    padding: 0.75rem;
    font-weight: 600;
    font-size: 0.875rem;
    text-decoration: none;
    transition: 0.2s;
    margin: 0 1rem 1rem 1rem;
    border-radius: 2rem;
}

.platform-download-btn:hover {
    background: linear-gradient(95deg, #1a5bbf, #2e74e9);
    transform: scale(1.02);
}

/* 空状态 */
.platform-empty {
    text-align: center;
    padding: 4rem 0;
    background: white;
    border-radius: 1.5rem;
}

.platform-empty i {
    font-size: 4rem;
    color: #cbd5e1;
    margin-bottom: 1rem;
}

.platform-empty p {
    color: #64748b;
}