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

        :root {
            --primary: #2d3436;
            --primary-light: #636e72;
            --accent: #0984e3;
            --accent-hover: #0652DD;
            --bg: #f8f9fa;
            --card-bg: #ffffff;
            --text: #2d3436;
            --text-light: #636e72;
            --border: #e9ecef;
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
            --radius: 12px;
            --transition: 0.3s ease;
            --max-width: 1200px;
            --header-height: 70px;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.6;
            padding-top: var(--header-height);
        }

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

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

        ul {
            list-style: none;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== 头部导航 ===== */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--header-height);
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(0, 0, 0, 0.04);
            z-index: 1000;
            transition: var(--transition);
        }

        .header.scrolled {
            box-shadow: 0 2px 30px rgba(0, 0, 0, 0.08);
        }

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

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 24px;
            font-weight: 700;
            color: var(--primary);
            flex-shrink: 0;
        }

        .logo i {
            color: var(--accent);
            font-size: 28px;
        }

        .logo span {
            color: var(--accent);
        }

        /* 导航菜单 */
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 32px;
            font-size: 15px;
            font-weight: 500;
        }

        .nav-menu a {
            color: var(--primary-light);
            position: relative;
            padding: 4px 0;
        }

        .nav-menu a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent);
            transition: var(--transition);
        }

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

        .nav-menu a:hover::after,
        .nav-menu a.active::after {
            width: 100%;
        }

        .nav-menu a.active {
            color: var(--primary);
        }

        /* 右侧操作区 */
        .header-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-shrink: 0;
        }

        .search-box {
            display: flex;
            align-items: center;
            background: var(--bg);
            border-radius: 30px;
            padding: 6px 16px 6px 18px;
            border: 1px solid transparent;
            transition: var(--transition);
        }

        .search-box:focus-within {
            border-color: var(--accent);
            background: #fff;
            box-shadow: 0 0 0 4px rgba(9, 132, 227, 0.08);
        }

        .search-box input {
            border: none;
            outline: none;
            background: transparent;
            padding: 6px 0;
            font-size: 14px;
            width: 140px;
            color: var(--text);
            transition: var(--transition);
        }

        .search-box input::placeholder {
            color: #b2bec3;
        }

        .search-box button {
            background: none;
            border: none;
            color: var(--primary-light);
            cursor: pointer;
            font-size: 15px;
            padding: 4px 0 4px 8px;
            transition: var(--transition);
        }

        .search-box button:hover {
            color: var(--accent);
        }

        .btn-primary {
            background: var(--accent);
            color: #fff;
            border: none;
            padding: 8px 20px;
            border-radius: 30px;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .btn-primary:hover {
            background: var(--accent-hover);
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(9, 132, 227, 0.3);
        }

        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 1.5px solid var(--border);
            padding: 8px 20px;
            border-radius: 30px;
            font-size: 14px;
            font-weight: 500;
            cursor: pointer;
            transition: var(--transition);
        }

        .btn-outline:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: rgba(9, 132, 227, 0.04);
        }

        /* 移动端汉堡菜单 */
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            cursor: pointer;
            padding: 4px;
        }

        .hamburger span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: var(--primary);
            border-radius: 4px;
            transition: var(--transition);
        }

        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* ===== Hero 轮播 / 精选 ===== */
        .hero {
            padding: 40px 0 30px;
        }

        .hero-slider {
            position: relative;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            background: #fff;
        }

        .hero-slides {
            display: flex;
            transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }

        .hero-slide {
            min-width: 100%;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0;
            background: #fff;
            min-height: 380px;
        }

        .hero-slide .content {
            padding: 48px 40px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .hero-slide .content .badge {
            display: inline-block;
            background: rgba(9, 132, 227, 0.12);
            color: var(--accent);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 30px;
            letter-spacing: 0.5px;
            margin-bottom: 16px;
            align-self: flex-start;
        }

        .hero-slide .content h2 {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 14px;
            color: var(--primary);
        }

        .hero-slide .content p {
            color: var(--text-light);
            font-size: 16px;
            margin-bottom: 20px;
            max-width: 90%;
        }

        .hero-slide .content .meta {
            display: flex;
            align-items: center;
            gap: 18px;
            font-size: 14px;
            color: var(--text-light);
        }

        .hero-slide .content .meta i {
            margin-right: 4px;
        }

        .hero-slide .content .meta .author {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .hero-slide .content .meta .author img {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            object-fit: cover;
        }

        .hero-slide .image {
            background: linear-gradient(135deg, #dfe6e9, #b2bec3);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 80px;
            color: rgba(255, 255, 255, 0.6);
            min-height: 380px;
            position: relative;
            overflow: hidden;
        }

        .hero-slide .image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            top: 0;
            left: 0;
        }

        .hero-slide .image .placeholder-icon {
            position: relative;
            z-index: 1;
            font-size: 72px;
            color: rgba(255, 255, 255, 0.85);
            text-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
        }

        /* 轮播控制 */
        .slider-controls {
            position: absolute;
            bottom: 20px;
            right: 24px;
            display: flex;
            gap: 10px;
            z-index: 10;
        }

        .slider-controls button {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            border: none;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(8px);
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
            color: var(--primary);
            font-size: 16px;
            cursor: pointer;
            transition: var(--transition);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .slider-controls button:hover {
            background: #fff;
            transform: scale(1.05);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
        }

        .slider-dots {
            position: absolute;
            bottom: 28px;
            left: 40px;
            display: flex;
            gap: 8px;
            z-index: 10;
        }

        .slider-dots span {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.5);
            cursor: pointer;
            transition: var(--transition);
        }

        .slider-dots span.active {
            background: #fff;
            width: 24px;
            border-radius: 6px;
        }

        /* ===== 分类标签 ===== */
        .categories {
            padding: 16px 0 32px;
            border-bottom: 1px solid var(--border);
        }

        .categories .category-list {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
        }

        .categories .category-list a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 20px;
            border-radius: 30px;
            background: #fff;
            border: 1px solid var(--border);
            font-size: 14px;
            font-weight: 500;
            color: var(--primary-light);
            transition: var(--transition);
        }

        .categories .category-list a:hover,
        .categories .category-list a.active {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(9, 132, 227, 0.25);
        }

        .categories .category-list a i {
            font-size: 13px;
        }

        /* ===== 主内容区域 ===== */
        .main-content {
            padding: 40px 0 60px;
        }

        .main-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 40px;
        }

        /* ---- 文章列表 ---- */
        .section-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 24px;
        }

        .section-header h3 {
            font-size: 22px;
            font-weight: 700;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .section-header h3 i {
            color: var(--accent);
        }

        .section-header .more {
            font-size: 14px;
            color: var(--text-light);
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .section-header .more:hover {
            color: var(--accent);
        }

        .article-list {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .article-card {
            display: grid;
            grid-template-columns: 200px 1fr;
            gap: 20px;
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 16px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            border: 1px solid transparent;
        }

        .article-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
            border-color: rgba(9, 132, 227, 0.1);
        }

        .article-card .thumb {
            border-radius: 8px;
            overflow: hidden;
            background: #dfe6e9;
            min-height: 140px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 40px;
            color: rgba(255, 255, 255, 0.6);
            position: relative;
        }

        .article-card .thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            top: 0;
            left: 0;
        }

        .article-card .thumb .placeholder-icon {
            position: relative;
            z-index: 1;
        }

        .article-card .info {
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .article-card .info .top {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .article-card .info .tag {
            font-size: 12px;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 0.3px;
        }

        .article-card .info h4 {
            font-size: 18px;
            font-weight: 600;
            line-height: 1.4;
            transition: var(--transition);
        }

        .article-card .info h4:hover {
            color: var(--accent);
        }

        .article-card .info p {
            color: var(--text-light);
            font-size: 14px;
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .article-card .info .bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-top: 10px;
            font-size: 13px;
            color: var(--text-light);
        }

        .article-card .info .bottom .left {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .article-card .info .bottom .left .author {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .article-card .info .bottom .left .author img {
            width: 22px;
            height: 22px;
            border-radius: 50%;
            object-fit: cover;
        }

        .article-card .info .bottom .stats {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .article-card .info .bottom .stats i {
            margin-right: 3px;
        }

        /* ---- 侧边栏 ---- */
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 32px;
        }

        .sidebar-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 24px;
            box-shadow: var(--shadow);
        }

        .sidebar-card .title {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 18px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .sidebar-card .title i {
            color: var(--accent);
        }

        /* 热门文章 */
        .hot-list li {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 12px 0;
            border-bottom: 1px solid var(--border);
        }

        .hot-list li:last-child {
            border-bottom: none;
        }

        .hot-list .rank {
            font-weight: 700;
            font-size: 18px;
            color: var(--text-light);
            min-width: 28px;
            text-align: center;
        }

        .hot-list .rank.top {
            color: #f39c12;
        }

        .hot-list .rank.top1 {
            color: #e17055;
        }

        .hot-list .hot-content h5 {
            font-size: 15px;
            font-weight: 500;
            line-height: 1.4;
            transition: var(--transition);
        }

        .hot-list .hot-content h5:hover {
            color: var(--accent);
        }

        .hot-list .hot-content .meta {
            font-size: 12px;
            color: var(--text-light);
            margin-top: 4px;
        }

        /* 标签云 */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tag-cloud a {
            padding: 4px 16px;
            border-radius: 30px;
            background: var(--bg);
            font-size: 13px;
            color: var(--text-light);
            transition: var(--transition);
            border: 1px solid transparent;
        }

        .tag-cloud a:hover {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
            transform: translateY(-2px);
        }

        /* 订阅 */
        .subscribe-box {
            text-align: center;
        }

        .subscribe-box p {
            font-size: 14px;
            color: var(--text-light);
            margin-bottom: 16px;
        }

        .subscribe-box .input-group {
            display: flex;
            gap: 8px;
        }

        .subscribe-box .input-group input {
            flex: 1;
            padding: 10px 16px;
            border: 1px solid var(--border);
            border-radius: 30px;
            outline: none;
            font-size: 14px;
            transition: var(--transition);
        }

        .subscribe-box .input-group input:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 4px rgba(9, 132, 227, 0.06);
        }

        .subscribe-box .input-group button {
            padding: 10px 20px;
            border: none;
            border-radius: 30px;
            background: var(--accent);
            color: #fff;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }

        .subscribe-box .input-group button:hover {
            background: var(--accent-hover);
        }







        /* ===== 文章详情页样式 ===== */

        /* 面包屑 */
        .article-breadcrumb {
            padding: 28px 0 12px;
            font-size: 14px;
            color: var(--text-light);
        }

        .article-breadcrumb a:hover {
            color: var(--accent);
        }

        /* 主布局 */
        .article-main {
            padding: 0 0 60px;
        }

        .article-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 40px;
        }

        /* 文章内容区 */
        .article-content-wrapper {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 40px 48px;
            box-shadow: var(--shadow);
        }

        .article-header {
            margin-bottom: 28px;
            border-bottom: 1px solid var(--border);
            padding-bottom: 24px;
        }

        .article-header .category-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            background: rgba(9, 132, 227, 0.08);
            padding: 2px 14px;
            border-radius: 30px;
            margin-bottom: 12px;
        }

        .article-header h1 {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 16px;
        }

        .article-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 20px;
            font-size: 14px;
            color: var(--text-light);
        }

        .article-meta .author {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .article-meta .author img {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            object-fit: cover;
        }

        .article-meta .author .name {
            font-weight: 600;
            color: var(--primary);
        }

        .article-meta .stats {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .article-meta .stats i {
            margin-right: 4px;
        }

        /* 文章正文 */
        .article-body {
            font-size: 17px;
            line-height: 1.8;
            color: var(--text);
        }

        .article-body p {
            margin-bottom: 20px;
        }

        .article-body h2 {
            font-size: 24px;
            font-weight: 700;
            margin: 32px 0 16px;
        }

        .article-body h3 {
            font-size: 20px;
            font-weight: 600;
            margin: 24px 0 12px;
        }

        .article-body blockquote {
            border-left: 4px solid var(--accent);
            padding: 12px 24px;
            background: var(--bg);
            border-radius: 0 var(--radius) var(--radius) 0;
            margin: 24px 0;
            font-style: italic;
            color: var(--primary-light);
        }

        .article-body ul,
        .article-body ol {
            margin: 16px 0 20px 24px;
        }

        .article-body li {
            margin-bottom: 8px;
        }

        .article-body code {
            background: var(--bg);
            padding: 2px 8px;
            border-radius: 4px;
            font-size: 0.9em;
            color: #e17055;
        }

        .article-body pre {
            background: #2d3436;
            color: #dfe6e9;
            padding: 20px;
            border-radius: var(--radius);
            overflow-x: auto;
            margin: 20px 0;
            font-size: 14px;
            line-height: 1.6;
        }

        .article-body pre code {
            background: none;
            color: inherit;
            padding: 0;
        }

        /* 文章标签 */
        .article-tags {
            margin-top: 32px;
            padding-top: 24px;
            border-top: 1px solid var(--border);
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .article-tags a {
            padding: 4px 16px;
            background: var(--bg);
            border-radius: 30px;
            font-size: 13px;
            color: var(--text-light);
            transition: var(--transition);
        }

        .article-tags a:hover {
            background: var(--accent);
            color: #fff;
        }


 /* 作者卡片 */
        .author-card {
            background: var(--bg);
            border-radius: var(--radius);
            padding: 24px;
            margin-top: 32px;
            display: flex;
            align-items: center;
            gap: 24px;
            flex-wrap: wrap;
        }

        .author-card img {
            width: 72px;
            height: 72px;
            border-radius: 50%;
            object-fit: cover;
            flex-shrink: 0;
        }

        .author-card .info .name {
            font-size: 18px;
            font-weight: 700;
        }

        .author-card .info .bio {
            font-size: 14px;
            color: var(--text-light);
            margin: 4px 0 10px;
        }

        .author-card .info .follow-btn {
            background: var(--accent);
            color: #fff;
            border: none;
            padding: 6px 20px;
            border-radius: 30px;
            font-size: 14px;
            font-weight: 500;
            cursor: pointer;
            transition: var(--transition);
        }

        .author-card .info .follow-btn:hover {
            background: var(--accent-hover);
        }

        /* 相关推荐 */
        .related-section {
            margin-top: 40px;
        }

        .related-section h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .related-section h3 i {
            color: var(--accent);
        }

        .related-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        .related-item {
            background: var(--bg);
            border-radius: var(--radius);
            padding: 16px;
            transition: var(--transition);
            border: 1px solid transparent;
        }

        .related-item:hover {
            border-color: var(--accent);
            transform: translateY(-2px);
        }

        .related-item .tag {
            font-size: 12px;
            font-weight: 600;
            color: var(--accent);
        }

        .related-item h4 {
            font-size: 16px;
            font-weight: 600;
            margin: 6px 0 8px;
            line-height: 1.4;
        }

        .related-item .meta {
            font-size: 13px;
            color: var(--text-light);
        }

        /* 评论区域 */
        .comment-section {
            margin-top: 40px;
            padding-top: 32px;
            border-top: 1px solid var(--border);
        }

        .comment-section h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .comment-section h3 i {
            color: var(--accent);
        }

        .comment-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
            margin-bottom: 28px;
        }

        .comment-item {
            display: flex;
            gap: 14px;
        }

        .comment-item img {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            object-fit: cover;
            flex-shrink: 0;
        }

        .comment-item .body .name {
            font-weight: 600;
            font-size: 15px;
        }

        .comment-item .body .time {
            font-size: 13px;
            color: var(--text-light);
            margin-left: 10px;
        }

        .comment-item .body .text {
            margin-top: 4px;
            font-size: 15px;
            line-height: 1.6;
        }

        .comment-item .body .actions {
            margin-top: 6px;
            font-size: 13px;
            color: var(--text-light);
            display: flex;
            gap: 16px;
        }

        .comment-item .body .actions a:hover {
            color: var(--accent);
        }

        .comment-form {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .comment-form textarea {
            padding: 14px 16px;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            resize: vertical;
            font-family: inherit;
            font-size: 15px;
            min-height: 100px;
            transition: var(--transition);
            outline: none;
        }

        .comment-form textarea:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 4px rgba(9, 132, 227, 0.06);
        }

        .comment-form .submit-row {
            display: flex;
            justify-content: flex-end;
        }

        .comment-form .submit-row button {
            background: var(--accent);
            color: #fff;
            border: none;
            padding: 10px 32px;
            border-radius: 30px;
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }

        .comment-form .submit-row button:hover {
            background: var(--accent-hover);
        }



/*最新 热门 点赞*/

        .section-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 24px;
        }

        .section-header h3 {
            font-size: 20px;
            font-weight: 700;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .section-header .sort-options {
            display: flex;
            gap: 12px;
            font-size: 14px;
            color: var(--text-light);
        }

        .section-header .sort-options a {
            padding: 4px 10px;
            border-radius: 20px;
            transition: var(--transition);
        }

        .section-header .sort-options a:hover,
        .section-header .sort-options a.active {
            background: var(--accent);
            color: #fff;
        }









/* 分页 */
     /* ===== 分页容器 ===== */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 6px;
    margin: 30px 0;
    padding: 0;
    list-style: none;
}

/* ===== 每个页码项 ===== */
.pagination li {
    display: inline-block;
    margin: 0;
}

/* ===== 页码链接 / 纯文本（当前页/禁用） ===== */
.pagination li a,
.pagination li span {
    display: inline-block;
    min-width: 36px;
    height: 36px;
    line-height: 36px;
    padding: 0 12px;
    text-align: center;
    font-size: 14px;
    color: #333;
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 6px;
    text-decoration: none;
    transition: all 0.25s ease;
    cursor: pointer;
    user-select: none;
}

/* ===== 悬停效果（仅对链接有效） ===== */
.pagination li a:hover {
    background: #f0f4ff;
    border-color: #4a90d9;
    color: #4a90d9;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(74, 144, 217, 0.15);
}

/* ===== 当前激活页码（不可点击，纯文本） ===== */
.pagination li.active span {
    background: #4a90d9;
    border-color: #4a90d9;
    color: #fff;
    font-weight: 600;
    cursor: default;
    box-shadow: 0 2px 8px rgba(74, 144, 217, 0.25);
}

/* ===== 禁用状态（如 « 或 » 按钮不可用时） ===== */
.pagination li.disabled span {
    color: #b0b0b0;
    background: #f5f5f5;
    border-color: #e8e8e8;
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
}

/* ===== 相邻按钮（« »）特殊样式（可选） ===== */
.pagination li:first-child a,
.pagination li:first-child span,
.pagination li:last-child a,
.pagination li:last-child span {
    padding: 0 14px;
    font-weight: 500;
}

/* ===== 响应式：移动端缩小间距 ===== */
@media (max-width: 576px) {
    .pagination {
        gap: 4px;
    }
    .pagination li a,
    .pagination li span {
        min-width: 30px;
        height: 30px;
        line-height: 30px;
        padding: 0 8px;
        font-size: 13px;
    }
}


        /* 分类头部（已精简：只保留面包屑） */
        
         .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        
        
        .category-header {
            padding: 28px 0 16px;
            border-bottom: 1px solid var(--border);
        }

        .category-header .breadcrumb {
            font-size: 14px;
            color: var(--text-light);
        }

        .category-header .breadcrumb a:hover {
            color: var(--accent);
        }



        /* ===== 页脚 ===== */
        .footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.7);
            padding: 60px 0 30px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand .logo {
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-brand .logo i {
            color: var(--accent);
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            max-width: 300px;
        }

        .footer h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 16px;
        }

        .footer ul li {
            margin-bottom: 10px;
        }

        .footer ul li a {
            font-size: 14px;
            transition: var(--transition);
        }

        .footer ul li a:hover {
            color: #fff;
        }

        .footer .social {
            display: flex;
            gap: 12px;
            margin-top: 16px;
        }

        .footer .social a {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
            color: rgba(255, 255, 255, 0.6);
        }

        .footer .social a:hover {
            background: var(--accent);
            color: #fff;
            transform: translateY(-3px);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            font-size: 14px;
            text-align: center;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .hero-slide {
                grid-template-columns: 1fr;
                min-height: auto;
            }

            .hero-slide .image {
                min-height: 220px;
                order: -1;
            }

            .hero-slide .content {
                padding: 32px 28px;
            }

            .hero-slide .content h2 {
                font-size: 26px;
            }

            .main-grid {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-height: 60px;
            }

            .nav-menu {
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: rgba(255, 255, 255, 0.98);
                backdrop-filter: blur(12px);
                flex-direction: column;
                padding: 20px 24px 30px;
                gap: 18px;
                box-shadow: 0 20px 40px rgba(0, 0, 0, 0.06);
                transform: translateY(-120%);
                transition: var(--transition);
                border-bottom: 1px solid var(--border);
                align-items: stretch;
                text-align: center;
                font-size: 16px;
            }

            .nav-menu.open {
                transform: translateY(0);
            }

            .hamburger {
                display: flex;
            }

            .search-box input {
                width: 100px;
            }

            .btn-primary {
                padding: 6px 16px;
                font-size: 13px;
            }

            .btn-outline {
                display: none;
            }

            .hero-slide .content h2 {
                font-size: 22px;
            }

            .hero-slide .content p {
                font-size: 14px;
                max-width: 100%;
            }

            .hero-slide .content .meta {
                flex-wrap: wrap;
                gap: 10px;
                font-size: 13px;
            }

            .slider-dots {
                left: 20px;
                bottom: 18px;
            }

            .slider-controls {
                right: 16px;
                bottom: 14px;
            }

            .slider-controls button {
                width: 32px;
                height: 32px;
                font-size: 13px;
            }

            .article-card {
                grid-template-columns: 1fr;
                gap: 12px;
            }

            .article-card .thumb {
                min-height: 160px;
            }

            .article-card .info h4 {
                font-size: 16px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }

            .footer-brand p {
                max-width: 100%;
            }

            .categories .category-list a {
                padding: 4px 14px;
                font-size: 13px;
            }
        }

        @media (max-width: 480px) {
            .container {
                padding: 0 16px;
            }

            .hero-slide .content {
                padding: 24px 18px;
            }

            .hero-slide .content h2 {
                font-size: 19px;
            }

            .hero-slide .image {
                min-height: 160px;
            }

            .search-box input {
                width: 70px;
                font-size: 13px;
            }

            .search-box {
                padding: 4px 10px 4px 14px;
            }

            .sidebar-card {
                padding: 18px;
            }

            .subscribe-box .input-group {
                flex-direction: column;
            }
        }


        /* 文章页面自适应代码 */

        /* === 手机自适应增强补丁 === */
@media (max-width: 768px) {
    .article-content-wrapper {
        padding: 20px 16px !important;
    }
    .article-header h1 {
        font-size: 24px !important;
    }
    .article-body {
        font-size: 16px !important;
    }
    .article-body pre {
        font-size: 13px !important;
        padding: 12px !important;
    }
    .related-grid {
        grid-template-columns: 1fr !important;
    }
}

@media (max-width: 480px) {
    .article-content-wrapper {
        padding: 14px 12px !important;
    }
    .article-header h1 {
        font-size: 20px !important;
    }
    .article-body {
        font-size: 15px !important;
    }
    .article-body pre {
        font-size: 12px !important;
        padding: 10px !important;
    }
    .article-meta {
        gap: 10px !important;
        font-size: 13px !important;
        flex-wrap: wrap;
    }
    .article-meta .stats {
        flex-wrap: wrap;
        gap: 8px;
    }
    .sidebar-card {
        padding: 16px !important;
    }
    .hot-list li {
        padding: 10px 0 !important;
    }
    .subscribe-box .input-group {
        flex-direction: column !important;
    }
    .subscribe-box .input-group input,
    .subscribe-box .input-group button {
        width: 100% !important;
        box-sizing: border-box;
    }
}

/* 对移动端强制所有内容不溢出 */
.article-body {
    overflow-x: hidden;  /* 防止内容横向撑开 */
}
.article-body img,
.article-body video,
.article-body table {
    max-width: 100% !important;
    height: auto !important;
}
.article-body pre {
    max-width: 100% !important;
    overflow-x: auto !important;
    white-space: pre-wrap !important;  /* 自动换行 */
    word-break: break-word !important;
}

/* === 强制移动端单栏布局（解决文章与侧边栏并排问题） === */
@media (max-width: 1024px) {
    .article-grid {
        grid-template-columns: 1fr !important;
        gap: 30px !important;
    }
}

@media (max-width: 768px) {
    .article-grid {
        grid-template-columns: 1fr !important;
        gap: 24px !important;
    }
    /* 其他你已有的移动端样式保持不变 */
}


/* 底部移动段优化 */

/* ===== Footer 移动端专项优化 ===== */
@media (max-width: 768px) {
    .footer {
        padding: 40px 0 20px;          /* 减少上下内边距 */
    }

    .footer-grid {
        gap: 28px;                     /* 列间距调整为适中 */
        text-align: center;            /* 所有内容居中（手机习惯） */
    }

    .footer-brand .logo {
        justify-content: center;       /* 品牌居中 */
        font-size: 22px;
    }

    .footer-brand p {
        max-width: 100%;
        font-size: 14px;
        line-height: 1.6;
        margin: 0 auto 16px;           /* 文字居中 */
    }

    .footer .social {
        justify-content: center;       /* 社交图标居中 */
        gap: 14px;
    }

    .footer .social a {
        width: 42px;
        height: 42px;
        font-size: 18px;               /* 图标稍大，易于点击 */
    }

    .footer h4 {
        font-size: 16px;
        margin-bottom: 10px;
        font-weight: 600;
    }

    .footer ul li {
        margin-bottom: 6px;            /* 列表项间距缩小 */
    }

    .footer ul li a {
        font-size: 14px;
        opacity: 0.85;                 /* 稍微淡化，层次感 */
    }

    .footer-bottom {
        font-size: 13px;
        padding-top: 20px;
        line-height: 1.6;
    }

    /* 备案链接颜色加深，更清晰 */
    .footer-bottom a[href*="beian.miit.gov.cn"] {
        color: #b0c4de !important;
        font-size: 13px !important;
        display: inline-block;         /* 防止换行时被切断 */
    }
}

/* 更小屏设备（≤ 480px）微调 */
/* ===== Footer 全新移动优先样式 ===== */
.footer {
    background: #1a1a2e;  /* 更现代的深色 */
    color: rgba(255, 255, 255, 0.75);
    padding: 40px 0 20px;
    border-top: 3px solid #0984e3;
}

/* ---- 品牌区 ---- */
.footer-brand {
    text-align: center;
    padding-bottom: 24px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    margin-bottom: 24px;
}

.footer-brand .logo {
    font-size: 26px;
    color: #fff;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
}

.footer-brand .logo i {
    color: #0984e3;
}

.footer-brand .logo span {
    color: #0984e3;
}

.footer-brand p {
    font-size: 14px;
    margin: 10px 0 16px;
    color: rgba(255, 255, 255, 0.5);
    letter-spacing: 0.3px;
}

.footer-brand .social {
    display: flex;
    justify-content: center;
    gap: 14px;
}

.footer-brand .social a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.06);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 16px;
    transition: all 0.3s ease;
}

.footer-brand .social a:hover {
    background: #0984e3;
    color: #fff;
    transform: translateY(-2px);
}

/* ---- 链接区（桌面四列，手机两列） ---- */
.footer-links {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    padding-bottom: 24px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    margin-bottom: 20px;
}

.footer-col h4 {
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 12px;
    letter-spacing: 0.5px;
}

.footer-col ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-col ul li {
    margin-bottom: 6px;
}

.footer-col ul li a {
    color: rgba(255, 255, 255, 0.5);
    font-size: 14px;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-col ul li a:hover {
    color: #fff;
}

/* ---- 版权区 ---- */
.footer-bottom {
    text-align: center;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.3);
    padding-top: 6px;
}

.footer-bottom p {
    margin: 0;
}

/* ===== 手机响应式 ===== */
@media (max-width: 768px) {
    .footer {
        padding: 30px 0 16px;
    }

    /* 链接区改为两列 */
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px 20px;
        text-align: center;
    }

    .footer-col h4 {
        font-size: 14px;
        margin-bottom: 8px;
    }

    .footer-col ul li a {
        font-size: 13px;
    }

    .footer-brand .logo {
        font-size: 22px;
    }

    .footer-brand p {
        font-size: 13px;
        padding: 0 12px;
    }

    .footer-brand .social a {
        width: 36px;
        height: 36px;
        font-size: 14px;
    }

    .footer-bottom {
        font-size: 12px;
    }
}

@media (max-width: 400px) {
    .footer-links {
        gap: 12px 14px;
    }

    .footer-col h4 {
        font-size: 13px;
    }

    .footer-col ul li a {
        font-size: 12px;
    }

    .footer-brand .logo {
        font-size: 20px;
    }
}


/* 文章页面最新文章标题 */
@media (max-width: 400px) {
    .section-header h3 {
        font-size: 16px;
    
    }
}




 /* 全局重置（不影响你的主题） */
 
        .download-card {
            max-width: 720px;
            margin: 40px auto;
            background: #ffffff;
            border-radius: 20px;
            padding: 28px 32px;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.06), 0 2px 8px rgba(0, 0, 0, 0.03);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            transition: box-shadow 0.3s;
            border: 1px solid #f0f2f5;
        }
        .download-card:hover {
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.08);
        }

        /* 头部信息 */
        .download-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            margin-bottom: 20px;
            border-bottom: 1px dashed #e8ecf1;
            padding-bottom: 16px;
        }
        .file-info {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .file-icon {
            font-size: 28px;
            line-height: 1;
        }
        .file-name {
            font-size: 18px;
            font-weight: 600;
            color: #1e293b;
        }
        .file-meta {
            font-size: 14px;
            color: #94a3b8;
            margin-top: 2px;
        }
        .file-meta span {
            margin-right: 16px;
        }

        /* 按钮容器 */
        .download-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            align-items: center;
        }

        /* 通用按钮样式 */
        .btn-download {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 24px;
            border-radius: 60px;
            font-weight: 600;
            font-size: 15px;
            text-decoration: none !important;
            border: none;
            cursor: pointer;
            transition: all 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
            white-space: nowrap;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
            letter-spacing: 0.3px;
        }
        .btn-download:hover {
            transform: translateY(-3px);
            text-decoration: none !important;
        }
        .btn-download:active {
            transform: scale(0.96);
        }

        /* 网盘下载按钮（蓝色系） */
        .btn-cloud {
            background: #eff6ff;
            color: #2563eb !important;
            border: 1px solid #bfdbfe;
        }
        .btn-cloud:hover {
            background: #2563eb;
            color: #ffffff !important;
            box-shadow: 0 8px 24px rgba(37, 99, 235, 0.30);
            border-color: #2563eb;
        }
        .btn-cloud svg {
            width: 18px;
            height: 18px;
            stroke: currentColor;
            fill: none;
            stroke-width: 2;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        /* 直接下载按钮（绿色渐变） */
        .btn-direct {
            background: linear-gradient(135deg, #10b981, #059669);
            color: #ffffff !important;
            box-shadow: 0 4px 14px rgba(16, 185, 129, 0.35);
            border: 1px solid transparent;
        }
        .btn-direct:hover {
            box-shadow: 0 8px 28px rgba(16, 185, 129, 0.50);
            transform: translateY(-3px) scale(1.02);
        }
        .btn-direct svg {
            width: 18px;
            height: 18px;
            stroke: currentColor;
            fill: none;
            stroke-width: 2.5;
            stroke-linecap: round;
            stroke-linejoin: round;
            transition: transform 0.3s;
        }
        .btn-direct:hover svg {
            transform: translateY(2px);
        }

        /* 小屏适配 */
        @media (max-width: 600px) {
            .download-card {
                padding: 20px;
                margin: 0px;    box-shadow: none;
            }
            .download-header {
                flex-direction: column;
                align-items: flex-start;
                gap: 16px;
            }
            .download-actions {
                width: 100%;
            }
            .btn-download {
                flex: 1;
                justify-content: center;
                padding: 12px 16px;
                font-size: 14px;
            }
        }
 /* 全局重置（不影响你的主题） */
 
 
 
 
 
 
 /*帮助中心*/
 
 /* 面包屑 */
        .help-breadcrumb {
            padding: 28px 0 12px;
            font-size: 14px;
            color: var(--text-light);
        }
        .help-breadcrumb a:hover { color: var(--accent); }

        /* 帮助中心主内容 */
        .help-main {
            padding: 10px 0 60px;
        }
        .help-grid {
            display: grid;
            grid-template-columns: 260px 1fr;
            gap: 40px;
        }

        /* 侧边导航 */
        .help-sidebar {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 24px;
            box-shadow: var(--shadow);
            align-self: start;
            position: sticky;
            top: calc(var(--header-height) + 24px);
        }
        .help-sidebar h3 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--primary);
            border-bottom: 1px solid var(--border);
            padding-bottom: 12px;
        }
        .help-sidebar ul li {
            margin-bottom: 6px;
        }
        .help-sidebar ul li a {
            display: block;
            padding: 8px 14px;
            border-radius: 8px;
            font-size: 14px;
            color: var(--text-light);
            transition: var(--transition);
        }
        .help-sidebar ul li a:hover,
        .help-sidebar ul li a.active {
            background: rgba(9,132,227,0.06);
            color: var(--accent);
            font-weight: 500;
        }

        /* 内容区 */
        .help-content {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 40px 48px;
            box-shadow: var(--shadow);
        }
        .help-content h1 {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .help-content .subtitle {
            color: var(--text-light);
            font-size: 16px;
            margin-bottom: 30px;
        }

        /* FAQ 折叠 */
        .faq-item {
            border-bottom: 1px solid var(--border);
            padding: 16px 0;
        }
        .faq-item:last-child { border-bottom: none; }
        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            font-size: 17px;
            cursor: pointer;
            padding: 4px 0;
            transition: var(--transition);
        }
        .faq-question:hover { color: var(--accent); }
        .faq-question i {
            transition: transform 0.3s;
            color: var(--text-light);
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.3s;
            padding: 0 0 0 0;
            color: var(--text-light);
            font-size: 15px;
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;  /* 足够展示多行 */
            padding: 12px 0 4px 0;
        }

        /* 联系表单 */
        .contact-form {
            margin-top: 40px;
            padding-top: 30px;
            border-top: 1px solid var(--border);
        }
        .contact-form h2 {
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .contact-form p {
            color: var(--text-light);
            margin-bottom: 20px;
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 6px;
            margin-bottom: 18px;
        }
        .form-group label {
            font-weight: 500;
            font-size: 14px;
        }
        .form-group input,
        .form-group textarea {
            padding: 12px 16px;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            font-size: 15px;
            transition: var(--transition);
            font-family: inherit;
            outline: none;
            background: #fff;
        }
        .form-group input:focus,
        .form-group textarea:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 4px rgba(9,132,227,0.06);
        }
        .form-group textarea {
            min-height: 120px;
            resize: vertical;
        }
        .form-actions {
            display: flex;
            justify-content: flex-end;
        }
        .form-actions button {
            background: var(--accent);
            color: #fff;
            border: none;
            padding: 12px 36px;
            border-radius: 30px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }
        .form-actions button:hover {
            background: var(--accent-hover);
            box-shadow: 0 6px 20px rgba(9,132,227,0.25);
        }
/*帮助中心*/


 /* ===== 主内容 版权声明===== */
        .copyright-main {
            padding: 10px 0 60px;
        }
        .copyright-card {
            /*background: var(--card-bg);*/
            border-radius: var(--radius);
            padding: 48px 56px;
            /*box-shadow: var(--shadow);*/
        }
        .copyright-card h1 {
            font-size: 30px;
            font-weight: 700;
            margin-bottom: 6px;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .copyright-card h1 i { color: var(--accent); }
        .copyright-card .last-update {
            color: var(--text-light);
            font-size: 14px;
            margin-bottom: 32px;
            border-bottom: 1px solid var(--border);
            padding-bottom: 16px;
        }
        
        
        /* ===== 响应式 ===== */
        @media (max-width: 600px) {
             .copyright-card {
                padding: 0px 0px;
             }
            
        }
                /* 条款区块 */
        .clause {
            margin-bottom: 32px;
        }
        .clause h2 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .clause h2 i {
            color: var(--accent);
            font-size: 18px;
            width: 28px;
            text-align: center;
        }
        .clause p {
            margin-bottom: 10px;
            color: var(--text);
        }
        .clause ul {
            padding-left: 24px;
            margin: 8px 0 12px;
            list-style: disc;
            color: var(--text-light);
        }
        .clause ul li {
            margin-bottom: 6px;
        }
        .clause .highlight {
            background: #f0f7ff;
            padding: 14px 20px;
            border-radius: var(--radius);
            border-left: 4px solid var(--accent);
            margin: 12px 0;
            color: var(--text);
        }
        .clause .highlight strong {
            color: var(--accent);
        }
        
        /*版权声明*/
        
        
        
        
     /* ===== 关于我们 模态框（适配浅色背景） ===== */
.modal-about {
    /*max-width: 620px;*/
    /*max-height: 90vh;*/
    overflow-y: auto;
    padding: 36px 32px;
    background: #ffffff;
    border-radius: 16px;
    /*box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12);*/
}

/* 自定义滚动条 */
.modal-about::-webkit-scrollbar {
    width: 4px;
}
.modal-about::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}
.modal-about::-webkit-scrollbar-thumb {
    background: #d0d0d0;
    border-radius: 4px;
}
.modal-about::-webkit-scrollbar-thumb:hover {
    background: #b0b0b0;
}

/* 品牌标识 - 深色文字 */
.about-brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    font-size: 28px;
    font-weight: 700;
    color: #1a1a2e;
    margin-bottom: 6px;
}
.about-brand i {
    color: #0984e3;
    font-size: 32px;
}
.about-brand span span {
    color: #0984e3;
}

/* 引言 - 深色 */
.about-intro {
    text-align: center;
    font-size: 15px;
    color: #636e72;
    border-bottom: 1px solid #e9ecef;
    padding-bottom: 18px;
    margin-bottom: 22px;
    letter-spacing: 0.5px;
}

/* 正文分区 - 深色 */
.about-section {
    margin-bottom: 26px;
}
.about-section h3 {
    font-size: 17px;
    font-weight: 600;
    color: #1a1a2e;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.about-section h3 i {
    color: #0984e3;
    font-size: 16px;
    opacity: 0.8;
}
.about-section p {
    font-size: 14px;
    line-height: 1.8;
    color: #4a5568;
    margin-bottom: 10px;
}
.about-section p strong {
    color: #1a1a2e;
}

/* 团队卡片 - 浅色背景 */
.team-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 14px;
    margin-top: 6px;
}
.team-card {
    background: #f8f9fa;
    border-radius: 12px;
    padding: 16px 14px;
    text-align: center;
    border: 1px solid #e9ecef;
    transition: 0.25s ease;
}
.team-card:hover {
    background: #f0f4ff;
    border-color: #0984e3;
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(9, 132, 227, 0.08);
}
.team-card .avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 700;
    color: #fff;
    margin: 0 auto 10px;
}
.team-card .info .name {
    font-size: 15px;
    font-weight: 600;
    color: #1a1a2e;
}
.team-card .info .role {
    font-size: 12px;
    color: #0984e3;
    margin: 2px 0 4px;
}
.team-card .info .bio {
    font-size: 12px;
    color: #94a3b8;
    line-height: 1.4;
}

/* 数据统计 - 浅色 */
.about-stats {
    display: flex;
    justify-content: space-around;
    background: #f8f9fa;
    border-radius: 12px;
    padding: 18px 12px;
    margin: 20px 0 24px;
    border: 1px solid #e9ecef;
}
.stat-item {
    text-align: center;
}
.stat-item .num {
    display: block;
    font-size: 24px;
    font-weight: 700;
    color: #1a1a2e;
}
.stat-item .label {
    font-size: 13px;
    color: #94a3b8;
    margin-top: 2px;
}

/* 结语 - 深色 */
.about-footer-text {
    text-align: center;
    font-size: 14px;
    color: #94a3b8;
    letter-spacing: 1px;
    padding-top: 10px;
    border-top: 1px solid #e9ecef;
    margin-top: 6px;
}

/* ===== 响应式 ===== */
@media (max-width: 600px) {
    .modal-about {
        padding: 24px 18px;
    }
    .team-grid {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    .team-card {
        display: flex;
        align-items: center;
        gap: 16px;
        text-align: left;
        padding: 12px 16px;
    }
    .team-card .avatar {
        margin: 0;
        flex-shrink: 0;
    }
    .team-card .info .bio {
        font-size: 11px;
    }
    .about-stats {
        flex-wrap: wrap;
        gap: 12px;
    }
    .stat-item {
        flex: 1 0 40%;
    }
    .about-brand {
        font-size: 22px;
    }
}
        
      /*加入我们  */
      
      /* ===== 加入我们 模态框（浅色主题） ===== */
.modal-join {
    /*max-width: 640px;*/
    /*max-height: 90vh;*/
    overflow-y: auto;
    padding: 36px 32px;
    background: #ffffff;
    border-radius: 16px;
    /*box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12);*/
}

.modal-join::-webkit-scrollbar {
    width: 4px;
}
.modal-join::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}
.modal-join::-webkit-scrollbar-thumb {
    background: #d0d0d0;
    border-radius: 4px;
}

/* 标题 */
.join-header {
    font-size: 24px;
    font-weight: 700;
    color: #1a1a2e;
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 8px;
}
.join-header i {
    color: #0984e3;
}

.join-intro {
    color: #636e72;
    font-size: 15px;
    line-height: 1.7;
    border-bottom: 1px solid #e9ecef;
    padding-bottom: 16px;
    margin-bottom: 20px;
}

/* 岗位列表 */
.job-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-bottom: 28px;
}
.job-item {
    display: flex;
    gap: 16px;
    padding: 16px 18px;
    background: #f8f9fa;
    border-radius: 12px;
    border: 1px solid #e9ecef;
    transition: 0.25s ease;
}
.job-item:hover {
    background: #f0f4ff;
    border-color: #0984e3;
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(9, 132, 227, 0.06);
}
.job-icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: #e8f0fe;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #0984e3;
    font-size: 20px;
}
.job-info {
    flex: 1;
}
.job-title {
    font-size: 16px;
    font-weight: 600;
    color: #1a1a2e;
}
.job-desc {
    font-size: 14px;
    color: #636e72;
    margin: 4px 0 6px;
    line-height: 1.5;
}
.job-tag {
    display: inline-block;
    font-size: 12px;
    font-weight: 500;
    color: #0984e3;
    background: rgba(9, 132, 227, 0.08);
    padding: 2px 12px;
    border-radius: 30px;
}

/* 申请表单 */
.join-form-wrapper h4 {
    font-size: 18px;
    font-weight: 600;
    color: #1a1a2e;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.join-form-wrapper h4 i {
    color: #0984e3;
}

#joinForm .form-row {
    display: flex;
    gap: 16px;
}
#joinForm .form-group.half {
    flex: 1;
}

#joinForm .form-group {
    margin-bottom: 16px;
}
#joinForm .form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: #2d3436;
    margin-bottom: 4px;
}
#joinForm .form-group .required {
    color: #e17055;
    margin-left: 2px;
}
#joinForm .form-group input,
#joinForm .form-group select,
#joinForm .form-group textarea {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid #e9ecef;
    border-radius: 10px;
    font-size: 14px;
    font-family: inherit;
    background: #fff;
    transition: 0.25s;
    outline: none;
    color: #2d3436;
}
#joinForm .form-group input:focus,
#joinForm .form-group select:focus,
#joinForm .form-group textarea:focus {
    border-color: #0984e3;
    box-shadow: 0 0 0 4px rgba(9, 132, 227, 0.06);
}
#joinForm .form-group textarea {
    resize: vertical;
    min-height: 80px;
}

#joinForm .btn-submit {
    width: 100%;
    padding: 12px;
    background: #0984e3;
    border: none;
    border-radius: 60px;
    font-size: 16px;
    font-weight: 600;
    color: #fff;
    cursor: pointer;
    transition: 0.25s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 4px;
}
#joinForm .btn-submit:hover {
    background: #0652DD;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(9, 132, 227, 0.3);
}

/* ===== 响应式 ===== */
@media (max-width: 600px) {
    .modal-join {
        padding: 24px 18px;
    }
    #joinForm .form-row {
        flex-direction: column;
        gap: 0;
    }
    .job-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    .job-icon {
        width: 40px;
        height: 40px;
        font-size: 18px;
    }
}

/*加入我们*/


/*友链申请*/
/* ===== 友链申请 模态框（浅色主题） ===== */
.modal-friendlink {
    /*max-width: 540px;*/
    /*max-height: 90vh;*/
    overflow-y: auto;
    padding: 36px 32px;
    background: #ffffff;
    border-radius: 16px;
    /*box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12);*/
}

.modal-friendlink::-webkit-scrollbar {
    width: 4px;
}
.modal-friendlink::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}
.modal-friendlink::-webkit-scrollbar-thumb {
    background: #d0d0d0;
    border-radius: 4px;
}

/* 标题 */
.friendlink-header {
    font-size: 24px;
    font-weight: 700;
    color: #1a1a2e;
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 6px;
}
.friendlink-header i {
    color: #0984e3;
}

.friendlink-intro {
    color: #636e72;
    font-size: 14px;
    line-height: 1.7;
    border-bottom: 1px solid #e9ecef;
    padding-bottom: 16px;
    margin-bottom: 22px;
}

/* 表单（与加入我们风格一致） */
#friendLinkForm .form-group {
    margin-bottom: 16px;
}
#friendLinkForm .form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: #2d3436;
    margin-bottom: 4px;
}
#friendLinkForm .form-group .required {
    color: #e17055;
    margin-left: 2px;
}
#friendLinkForm .form-group input,
#friendLinkForm .form-group textarea {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid #e9ecef;
    border-radius: 10px;
    font-size: 14px;
    font-family: inherit;
    background: #fff;
    transition: 0.25s;
    outline: none;
    color: #2d3436;
}
#friendLinkForm .form-group input:focus,
#friendLinkForm .form-group textarea:focus {
    border-color: #0984e3;
    box-shadow: 0 0 0 4px rgba(9, 132, 227, 0.06);
}
#friendLinkForm .form-group textarea {
    resize: vertical;
    min-height: 60px;
}

#friendLinkForm .btn-submit {
    width: 100%;
    padding: 12px;
    background: #0984e3;
    border: none;
    border-radius: 60px;
    font-size: 16px;
    font-weight: 600;
    color: #fff;
    cursor: pointer;
    transition: 0.25s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 4px;
}
#friendLinkForm .btn-submit:hover {
    background: #0652DD;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(9, 132, 227, 0.3);
}

/* ===== 响应式 ===== */
@media (max-width: 600px) {
    .modal-friendlink {
        padding: 24px 18px;
    }
}

/*友链申请*/



/* ===== 联系我们 模态框（浅色主题） ===== */
.modal-contact {
    /*max-width: 540px;*/
    /*max-height: 90vh;*/
    overflow-y: auto;
    padding: 36px 32px;
    background: #ffffff;
    border-radius: 16px;
    /*box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12);*/
}

.modal-contact::-webkit-scrollbar {
    width: 4px;
}
.modal-contact::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}
.modal-contact::-webkit-scrollbar-thumb {
    background: #d0d0d0;
    border-radius: 4px;
}

/* 标题 */
.contact-header {
    font-size: 24px;
    font-weight: 700;
    color: #1a1a2e;
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 6px;
}
.contact-header i {
    color: #0984e3;
}

.contact-intro {
    color: #636e72;
    font-size: 14px;
    line-height: 1.7;
    border-bottom: 1px solid #e9ecef;
    padding-bottom: 16px;
    margin-bottom: 22px;
}

/* 表单（与其他模态框风格一致） */
#contactForm .form-group {
    margin-bottom: 16px;
}
#contactForm .form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: #2d3436;
    margin-bottom: 4px;
}
#contactForm .form-group .required {
    color: #e17055;
    margin-left: 2px;
}
#contactForm .form-group input,
#contactForm .form-group textarea {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid #e9ecef;
    border-radius: 10px;
    font-size: 14px;
    font-family: inherit;
    background: #fff;
    transition: 0.25s;
    outline: none;
    color: #2d3436;
}
#contactForm .form-group input:focus,
#contactForm .form-group textarea:focus {
    border-color: #0984e3;
    box-shadow: 0 0 0 4px rgba(9, 132, 227, 0.06);
}
#contactForm .form-group textarea {
    resize: vertical;
    min-height: 100px;
}

#contactForm .btn-submit {
    width: 100%;
    padding: 12px;
    background: #0984e3;
    border: none;
    border-radius: 60px;
    font-size: 16px;
    font-weight: 600;
    color: #fff;
    cursor: pointer;
    transition: 0.25s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 4px;
}
#contactForm .btn-submit:hover {
    background: #0652DD;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(9, 132, 227, 0.3);
}

/* ===== 响应式 ===== */
@media (max-width: 600px) {
    .modal-contact {
        padding: 24px 18px;
    }
}

/* ===== 联系我们 模态框（浅色主题） ===== */




/* ================================================================
                   移动端适配：侧边栏 → 折叠菜单
                   ================================================================ */

        /* ---------- 断点：屏幕宽度 < 768px ---------- */
        @media (max-width: 767px) {
            /* 整体布局改为单列 */
            .help-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            /* ===== 侧边栏变为折叠面板 ===== */
            .help-sidebar {
                position: relative;
                top: 0;
                padding: 0;
                background: transparent;
                box-shadow: none;
                border: none;
                border-radius: 0;
            }

            /* 标题：可点击的折叠触发器 */
            .help-sidebar h3 {
                font-size: 16px;
                padding: 14px 18px;
                background: #ffffff;
                border-radius: 14px;
                box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
                border: 1px solid #eef2f7;
                margin-bottom: 0;
                cursor: pointer;
                user-select: none;
                transition: all 0.25s ease;
                position: relative;
                border-bottom: 1px solid #eef2f7;
            }

            .help-sidebar h3::after {
                content: '\f078';
                font-family: 'Font Awesome 6 Free';
                font-weight: 900;
                font-size: 13px;
                color: #b2bec3;
                position: absolute;
                right: 18px;
                top: 50%;
                transform: translateY(-50%);
                transition: transform 0.3s ease;
            }

            /* 展开状态：箭头旋转 */
            .help-sidebar.open h3::after {
                transform: translateY(-50%) rotate(180deg);
            }

            .help-sidebar h3 i {
                font-size: 16px;
            }

            /* 菜单列表：默认折叠 */
            .help-sidebar ul {
                max-height: 0;
                overflow: hidden;
                transition: max-height 0.4s cubic-bezier(0.34, 1.56, 0.64, 1),
                            opacity 0.3s ease,
                            margin 0.3s ease;
                opacity: 0;
                margin-top: 0;
                background: #ffffff;
                border-radius: 0 0 14px 14px;
                box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
                border-left: 1px solid #eef2f7;
                border-right: 1px solid #eef2f7;
                border-bottom: 1px solid #eef2f7;
                padding: 0 12px;
            }

            /* 展开状态 */
            .help-sidebar.open ul {
                max-height: 600px; /* 足够显示所有项 */
                opacity: 1;
                margin-top: 2px;
                padding: 8px 12px 16px;
            }

            .help-sidebar ul li {
                margin-bottom: 2px;
            }

            .help-sidebar ul li a {
                padding: 12px 14px;
                font-size: 15px;
                border-radius: 10px;
                color: #2d3436;
                font-weight: 500;
            }

            .help-sidebar ul li a:hover {
                background: #f0f4ff;
                color: #0984e3;
            }

            .help-sidebar ul li a.active {
                background: #0984e3;
                color: #ffffff;
            }

            /* 内容区：内边距缩小 */
            .help-content {
                padding: 24px 18px;
                border-radius: 14px;
            }

            .help-content h1 {
                font-size: 20px;
            }
        }

        /* ---------- 极小屏 (≤ 400px) 微调 ---------- */
        @media (max-width: 400px) {
            .help-sidebar h3 {
                font-size: 15px;
                padding: 12px 16px;
            }

            .help-sidebar ul li a {
                font-size: 14px;
                padding: 10px 12px;
            }

            .help-content {
                padding: 18px 14px;
            }

            .help-content h1 {
                font-size: 18px;
            }
        }

        /* ---------- 大屏手机 / 小平板 (481px ~ 767px) 优化 ---------- */
        @media (min-width: 481px) and (max-width: 767px) {
            .help-sidebar h3 {
                font-size: 17px;
                padding: 16px 22px;
            }

            .help-sidebar ul li a {
                font-size: 15px;
                padding: 12px 16px;
            }

            .help-content {
                padding: 28px 24px;
            }
        }

        /* ---------- 横屏手机 ---------- */
        @media (max-height: 640px) and (orientation: landscape) and (max-width: 767px) {
            .help-sidebar h3 {
                padding: 10px 16px;
                font-size: 14px;
            }

            .help-sidebar.open ul {
                max-height: 300px;
                overflow-y: auto;
            }

            .help-sidebar ul li a {
                padding: 8px 12px;
                font-size: 13px;
            }

            .help-content {
                padding: 16px 14px;
                min-height: 200px;
            }
        }

        /* ---------- 桌面端保留原样，但增加一点微交互 ---------- */
        @media (min-width: 768px) {
            /* 桌面端不显示折叠图标 */
            .help-sidebar h3::after {
                display: none;
            }

            /* 桌面端保持静态，无折叠行为 */
            .help-sidebar ul {
                max-height: none !important;
                opacity: 1 !important;
                padding: 0 !important;
                background: transparent !important;
                box-shadow: none !important;
                border: none !important;
                margin-top: 0 !important;
            }
        }

        /* ===== 辅助：移动端切换按钮的触感反馈 ===== */
        .help-sidebar h3 {
            -webkit-tap-highlight-color: transparent;
        }

        .help-sidebar h3:active {
            background: #f0f4ff;
        }

        /* ===== 演示用的提示条 ===== */
        .demo-badge {
            display: inline-block;
            background: #0984e3;
            color: #fff;
            font-size: 11px;
            font-weight: 600;
            padding: 2px 12px;
            border-radius: 30px;
            margin-left: 8px;
            letter-spacing: 0.3px;
        }

        /* 移动端提示 */
        .mobile-hint {
            display: none;
            text-align: center;
            font-size: 12px;
            color: #b2bec3;
            margin-top: 6px;
        }

        @media (max-width: 767px) {
            .mobile-hint {
                display: block;
            }
        }