/* roulang page: index */
:root {
            --bg-primary: #0B1220;
            --bg-panel: #0F172A;
            --bg-card: rgba(255, 255, 255, 0.06);
            --border-card: rgba(255, 255, 255, 0.12);
            --border-card-hover: rgba(255, 255, 255, 0.25);
            --text-primary: #E2E8F0;
            --text-secondary: #94A3B8;
            --text-disabled: #475569;
            --primary: #3B82F6;
            --accent: #22D3EE;
            --tea-gold: #D4A574;
            --tea-warm: #F5C97B;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 10px;
            --shadow-glow: 0 0 20px rgba(59, 130, 246, 0.5);
            --shadow-glow-cyan: 0 0 24px rgba(34, 211, 238, 0.3);
            --spacing-section: 88px;
        }

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

        html {
            scroll-behavior: smooth;
            scroll-padding-top: 80px;
        }

        body {
            font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.7;
            font-size: 15px;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color .2s ease;
        }

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            color: inherit;
        }

        .container-site {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ===== 品牌 Logo ===== */
        .brand-logo {
            font-size: 1.25rem;
            font-weight: 800;
            letter-spacing: 2px;
            line-height: 1.3;
            color: #fff;
            text-shadow: 0 0 18px rgba(59, 130, 246, 0.6);
            display: inline-block;
            position: relative;
            white-space: nowrap;
        }
        .brand-logo .dot {
            color: var(--accent);
        }
        .brand-logo-sub {
            display: block;
            font-size: .6rem;
            font-weight: 400;
            letter-spacing: 4px;
            color: var(--text-secondary);
            margin-top: 2px;
            text-align: center;
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 100;
            background: rgba(11, 18, 32, 0.82);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            transition: background .3s, box-shadow .3s, border-color .3s;
        }
        .site-header.scrolled {
            background: rgba(7, 12, 24, 0.92);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
            border-color: rgba(255, 255, 255, 0.1);
        }
        .nav-link {
            font-size: .9rem;
            color: var(--text-secondary);
            padding: 6px 2px;
            position: relative;
            transition: color .2s;
            font-weight: 500;
        }
        .nav-link:hover {
            color: var(--text-primary);
        }
        .nav-link::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 0;
            height: 2px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            transition: width .3s;
            border-radius: 2px;
        }
        .nav-link:hover::after {
            width: 100%;
        }

        .btn-glow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: 999px;
            font-weight: 600;
            font-size: .9rem;
            background: linear-gradient(135deg, #3B82F6 0%, #22D3EE 100%);
            color: #fff;
            box-shadow: var(--shadow-glow);
            transition: all .25s ease;
            border: none;
            line-height: 1.2;
        }
        .btn-glow:hover {
            box-shadow: 0 0 28px rgba(59, 130, 246, 0.7), 0 0 40px rgba(34, 211, 238, 0.25);
            transform: translateY(-2px);
            filter: brightness(1.1);
        }
        .btn-glow:active {
            transform: translateY(0) scale(0.98);
        }

        .btn-ghost {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: 999px;
            font-weight: 600;
            font-size: .9rem;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.15);
            color: var(--text-primary);
            backdrop-filter: blur(8px);
            transition: all .25s;
            line-height: 1.2;
        }
        .btn-ghost:hover {
            border-color: rgba(255, 255, 255, 0.35);
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-2px);
        }

        /* ===== 移动端抽屉 ===== */
        .mobile-drawer {
            position: fixed;
            inset: 0;
            z-index: 200;
            background: rgba(7, 12, 24, 0.96);
            backdrop-filter: blur(24px);
            -webkit-backdrop-filter: blur(24px);
            display: flex;
            flex-direction: column;
            padding: 28px 32px;
            transform: translateX(100%);
            transition: transform .4s cubic-bezier(0.22, 1, 0.36, 1);
            opacity: 0;
            pointer-events: none;
        }
        .mobile-drawer.open {
            transform: translateX(0);
            opacity: 1;
            pointer-events: auto;
        }
        .drawer-link {
            font-size: 1.125rem;
            line-height: 2.4;
            color: var(--text-secondary);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            font-weight: 500;
            transition: color .2s;
        }
        .drawer-link:hover {
            color: var(--text-primary);
        }

        /* ===== 背景网格 ===== */
        .bg-grid {
            background-image: linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
            background-size: 40px 40px;
        }
        .bg-glow-spot {
            position: absolute;
            border-radius: 50%;
            filter: blur(80px);
            pointer-events: none;
        }

        /* ===== 卡片 ===== */
        .glass-card {
            background: var(--bg-card);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-lg);
            transition: transform .3s, border-color .3s, box-shadow .3s;
            position: relative;
        }
        .glass-card:hover {
            border-color: var(--border-card-hover);
            transform: translateY(-4px);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3);
        }

        .section-pad {
            padding-top: var(--spacing-section);
            padding-bottom: var(--spacing-section);
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: .8rem;
            color: var(--accent);
            background: rgba(34, 211, 238, 0.1);
            border: 1px solid rgba(34, 211, 238, 0.2);
            padding: 4px 14px;
            border-radius: 999px;
            font-weight: 600;
            letter-spacing: 1px;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 800;
            color: var(--text-primary);
            line-height: 1.3;
            margin-top: 14px;
        }
        .section-desc {
            font-size: .95rem;
            color: var(--text-secondary);
            margin-top: 12px;
            max-width: 640px;
            line-height: 1.8;
        }

        /* ===== 横向滚动轨道 ===== */
        .h-scroll-track {
            display: flex;
            gap: 20px;
            overflow-x: auto;
            padding: 24px 4px 28px;
            scroll-snap-type: x mandatory;
            scrollbar-width: thin;
            scrollbar-color: rgba(255, 255, 255, 0.2) transparent;
        }
        .h-scroll-track::-webkit-scrollbar {
            height: 6px;
        }
        .h-scroll-track::-webkit-scrollbar-thumb {
            background: rgba(255, 255, 255, 0.2);
            border-radius: 6px;
        }
        .h-scroll-track::-webkit-scrollbar-track {
            background: transparent;
        }
        .h-scroll-item {
            flex: 0 0 280px;
            scroll-snap-align: start;
        }

        /* ===== 价格高亮 ===== */
        .price-highlight {
            color: var(--tea-warm);
            font-weight: 700;
        }

        /* ===== 标签 ===== */
        .b-tag {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 6px;
            font-size: .72rem;
            font-weight: 600;
            letter-spacing: .5px;
        }
        .b-tag-tea {
            background: rgba(212, 165, 116, 0.15);
            color: var(--tea-gold);
            border: 1px solid rgba(212, 165, 116, 0.25);
        }
        .b-tag-blue {
            background: rgba(59, 130, 246, 0.15);
            color: #60A5FA;
            border: 1px solid rgba(59, 130, 246, 0.25);
        }
        .b-tag-cyan {
            background: rgba(34, 211, 238, 0.12);
            color: var(--accent);
            border: 1px solid rgba(34, 211, 238, 0.2);
        }

        /* ===== FAQ ===== */
        .faq-item {
            border-radius: var(--radius-md);
            border: 1px solid var(--border-card);
            background: rgba(255, 255, 255, 0.04);
            overflow: hidden;
            transition: border-color .3s;
        }
        .faq-item.active {
            border-color: rgba(59, 130, 246, 0.4);
        }
        .faq-question {
            width: 100%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 18px 22px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            text-align: left;
            gap: 16px;
        }
        .faq-icon {
            width: 24px;
            height: 24px;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            border: 1.5px solid rgba(255, 255, 255, 0.25);
            transition: transform .35s, background .3s, border-color .3s;
            font-size: 1rem;
            font-weight: 300;
            line-height: 1;
        }
        .faq-item.active .faq-icon {
            transform: rotate(45deg);
            background: rgba(59, 130, 246, 0.25);
            border-color: rgba(59, 130, 246, 0.6);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .4s ease;
        }
        .faq-answer-inner {
            padding: 0 22px 20px;
            color: var(--text-secondary);
            font-size: .9rem;
            line-height: 1.8;
        }

        /* ===== 输入框 ===== */
        .input-line {
            width: 100%;
            background: rgba(15, 23, 42, 0.8);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-md);
            padding: 12px 18px;
            color: var(--text-primary);
            font-size: .95rem;
            outline: none;
            transition: border-color .3s, box-shadow .3s;
        }
        .input-line:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.25);
        }
        .input-line::placeholder {
            color: #64748B;
        }

        /* ===== 图片滤镜 ===== */
        .img-cover {
            object-fit: cover;
            aspect-ratio: 16 / 9;
        }
        .img-cover:hover img {
            transform: scale(1.05);
        }

        /* ===== 分隔线 ===== */
        .divider-neon {
            height: 1px;
            border: none;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.12), rgba(34, 211, 238, 0.3), rgba(255, 255, 255, 0.12), transparent);
        }

        /* ===== 页脚 ===== */
        .footer-link {
            color: var(--text-secondary);
            font-size: .88rem;
            display: inline-block;
            padding: 4px 0;
            transition: color .2s;
        }
        .footer-link:hover {
            color: var(--accent);
        }

        /* ===== 焦点可访问性 ===== */
        a:focus-visible,
        button:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-radius: 4px;
        }

        /* ===== 动画 ===== */
        @keyframes float-slow {
            0%,
            100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-14px);
            }
        }
        .animate-float {
            animation: float-slow 6s ease-in-out infinite;
        }

        @keyframes pulse-glow {
            0%,
            100% {
                box-shadow: 0 0 20px rgba(59, 130, 246, 0.4);
            }
            50% {
                box-shadow: 0 0 32px rgba(59, 130, 246, 0.75), 0 0 48px rgba(34, 211, 238, 0.2);
            }
        }
        .pulse-glow {
            animation: pulse-glow 3s ease-in-out infinite;
        }

        /* ===== 数据条 ===== */
        .stat-number {
            font-size: 1.6rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
        }
        .stat-label {
            font-size: .78rem;
            color: var(--text-secondary);
            margin-top: 4px;
            letter-spacing: 1px;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1023px) {
            .container-site {
                padding-left: 16px;
                padding-right: 16px;
            }
            .desktop-nav-group {
                display: none;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .section-pad {
                --spacing-section: 56px;
            }
            .brand-logo {
                font-size: 1.05rem;
            }
        }

        @media (max-width: 767px) {
            .h-scroll-item {
                flex-basis: 260px;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .stat-number {
                font-size: 1.3rem;
            }
            .btn-glow,
            .btn-ghost {
                width: 100%;
                justify-content: center;
            }
        }

/* roulang page: article */
:root {
            --bg-primary: #0B1220;
            --bg-secondary: #0F172A;
            --bg-card: rgba(255, 255, 255, 0.06);
            --border-card: rgba(255, 255, 255, 0.12);
            --border-card-hover: rgba(255, 255, 255, 0.25);
            --text-primary: #E2E8F0;
            --text-secondary: #94A3B8;
            --text-muted: #475569;
            --accent-blue: #3B82F6;
            --accent-cyan: #22D3EE;
            --accent-gold: #D4A574;
            --accent-warm: #F5C97B;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 10px;
            --shadow-glow: 0 0 20px rgba(59, 130, 246, 0.5);
            --shadow-cyan: 0 0 24px rgba(34, 211, 238, 0.25);
            --container-max: 1200px;
            --space-section: 80px;
            --space-section-mobile: 48px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.6;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            object-fit: cover;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color .2s;
        }

        button {
            cursor: pointer;
            border: none;
            font-family: inherit;
        }

        input,
        textarea {
            font-family: inherit;
        }

        .container-site {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        @media (min-width: 768px) {
            .container-site {
                padding-left: 32px;
                padding-right: 32px;
            }
        }

        /* ========== Header / Nav ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(11, 18, 32, 0.82);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            transition: box-shadow .3s, background .3s;
        }

        .site-header.scrolled {
            background: rgba(8, 13, 24, 0.95);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
        }

        .nav-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 8px 2px;
            position: relative;
            transition: color .2s;
            white-space: nowrap;
        }

        .nav-link:hover,
        .nav-link.active {
            color: #fff;
        }

        .nav-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 2px;
            border-radius: 2px;
            background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));
            transform: scaleX(0);
            transform-origin: left;
            transition: transform .3s;
        }

        .nav-link:hover::after,
        .nav-link.active::after {
            transform: scaleX(1);
        }

        .brand-logo {
            font-size: 18px;
            font-weight: 800;
            color: #fff;
            letter-spacing: 0.5px;
            line-height: 1.2;
        }

        .brand-logo .dot {
            color: var(--accent-cyan);
        }

        .brand-logo-sub {
            font-size: 10px;
            font-weight: 600;
            letter-spacing: 2px;
            color: var(--accent-blue);
            display: block;
            text-align: center;
            text-transform: uppercase;
            margin-top: 2px;
        }

        .btn-glow {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 22px;
            border-radius: var(--radius-md);
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            background: linear-gradient(135deg, var(--accent-blue), #2563EB);
            box-shadow: var(--shadow-glow);
            transition: filter .2s, transform .15s, box-shadow .2s;
            white-space: nowrap;
        }

        .btn-glow:hover {
            filter: brightness(1.1);
            box-shadow: 0 0 28px rgba(59, 130, 246, 0.65);
            transform: translateY(-1px);
        }

        .btn-glow:active {
            transform: translateY(0px) scale(0.98);
            box-shadow: 0 0 14px rgba(59, 130, 246, 0.4);
        }

        .btn-glow:focus-visible {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 4px;
        }

        .btn-ghost {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 22px;
            border-radius: var(--radius-md);
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.18);
            backdrop-filter: blur(8px);
            transition: background .2s, border-color .2s;
            white-space: nowrap;
        }

        .btn-ghost:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: rgba(255, 255, 255, 0.3);
        }

        .btn-ghost:active {
            transform: scale(0.98);
        }

        .btn-ghost:focus-visible {
            outline: 2px solid var(--accent-cyan);
            outline-offset: 4px;
        }

        /* Mobile Drawer */
        .mobile-drawer {
            position: fixed;
            inset: 0;
            z-index: 200;
            background: rgba(11, 18, 32, 0.96);
            backdrop-filter: blur(24px);
            -webkit-backdrop-filter: blur(24px);
            display: flex;
            flex-direction: column;
            padding: 24px 32px;
            transform: translateX(100%);
            transition: transform .35s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        .mobile-drawer-nav {
            display: flex;
            flex-direction: column;
            margin-top: 32px;
            gap: 4px;
        }

        .mobile-drawer-nav a {
            font-size: 18px;
            font-weight: 500;
            color: var(--text-primary);
            padding: 12px 4px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            transition: color .2s, padding-left .2s;
        }

        .mobile-drawer-nav a:hover,
        .mobile-drawer-nav a.active {
            color: var(--accent-cyan);
            padding-left: 12px;
        }

        .mobile-drawer-nav .btn-glow {
            margin-top: 24px;
            text-align: center;
            justify-content: center;
        }

        /* ========== 页面通用 ========== */
        .section {
            padding: var(--space-section-mobile) 0;
        }

        @media (min-width: 768px) {
            .section {
                padding: var(--space-section) 0;
            }
        }

        .section-title {
            font-size: 26px;
            font-weight: 800;
            color: #fff;
            line-height: 1.3;
            margin-bottom: 12px;
        }

        @media (min-width: 768px) {
            .section-title {
                font-size: 30px;
            }
        }

        .section-subtitle {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 620px;
        }

        .divider-neon {
            border: none;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(34, 211, 238, 0.35), rgba(59, 130, 246, 0.3), transparent);
        }

        .badge {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            background: rgba(34, 211, 238, 0.12);
            color: var(--accent-cyan);
            border: 1px solid rgba(34, 211, 238, 0.25);
        }

        .badge-warm {
            background: rgba(245, 201, 123, 0.12);
            color: var(--accent-warm);
            border-color: rgba(245, 201, 123, 0.25);
        }

        /* 网格背景 */
        .bg-grid {
            background-image:
                linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
            background-size: 48px 48px;
        }

        .bg-glow-orb {
            position: absolute;
            border-radius: 50%;
            filter: blur(90px);
            pointer-events: none;
            opacity: .45;
        }

        /* ========== 文章头部 ========== */
        .article-hero {
            position: relative;
            padding: 72px 0 48px;
        }

        @media (min-width: 768px) {
            .article-hero {
                padding: 96px 0 64px;
            }
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 20px;
        }

        .breadcrumb a {
            color: var(--text-secondary);
            transition: color .2s;
        }

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

        .breadcrumb .current {
            color: var(--text-primary);
        }

        .article-title {
            font-size: 32px;
            font-weight: 800;
            color: #fff;
            line-height: 1.35;
            max-width: 860px;
            margin-bottom: 20px;
        }

        @media (min-width: 768px) {
            .article-title {
                font-size: 42px;
            }
        }

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

        /* ========== 正文 ========== */
        .article-content-wrap {
            padding: 32px 0 64px;
        }

        .cms-content {
            max-width: 820px;
            margin: 0 auto;
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-primary);
        }

        .cms-content p {
            margin-bottom: 24px;
        }

        .cms-content h2 {
            font-size: 24px;
            font-weight: 800;
            color: #fff;
            margin: 40px 0 20px;
            line-height: 1.4;
        }

        .cms-content h3 {
            font-size: 20px;
            font-weight: 600;
            color: #fff;
            margin: 32px 0 16px;
            line-height: 1.4;
        }

        .cms-content img {
            border-radius: var(--radius-lg);
            margin: 28px 0;
            width: 100%;
            height: auto;
        }

        .cms-content blockquote {
            border-left: 3px solid var(--accent-cyan);
            padding: 18px 24px;
            background: rgba(255, 255, 255, 0.045);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            margin: 28px 0;
            color: var(--text-secondary);
            font-style: normal;
        }

        .cms-content blockquote strong {
            color: var(--accent-warm);
            font-weight: 600;
        }

        .cms-content a {
            color: var(--accent-cyan);
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        .cms-content a:hover {
            color: #5EEAD4;
        }

        .cms-content ul {
            margin: 0 0 24px;
            padding-left: 24px;
            list-style: none;
        }

        .cms-content ul li {
            margin-bottom: 10px;
            position: relative;
            padding-left: 4px;
        }

        .cms-content ul li::before {
            content: '';
            position: absolute;
            left: -18px;
            top: 11px;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
        }

        .cms-content ol {
            counter-reset: cms-list;
            margin: 0 0 24px;
            padding-left: 24px;
            list-style: none;
        }

        .cms-content ol li {
            counter-increment: cms-list;
            margin-bottom: 10px;
            position: relative;
            padding-left: 8px;
        }

        .cms-content ol li::before {
            content: counter(cms-list) ".";
            position: absolute;
            left: -22px;
            color: var(--accent-cyan);
            font-weight: 700;
            font-size: 14px;
            top: 1px;
        }

        .cms-content table {
            width: 100%;
            margin: 28px 0;
            border-collapse: collapse;
            font-size: 14px;
        }

        .cms-content table th {
            background: rgba(255, 255, 255, 0.06);
            color: #fff;
            font-weight: 600;
            padding: 12px 16px;
            text-align: left;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .cms-content table td {
            padding: 12px 16px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            color: var(--text-secondary);
        }

        /* 空态 */
        .article-not-found {
            max-width: 820px;
            margin: 0 auto;
            text-align: center;
            padding: 80px 20px;
        }

        .article-not-found .icon-wrap {
            width: 72px;
            height: 72px;
            margin: 0 auto 24px;
            border-radius: 50%;
            background: rgba(59, 130, 246, 0.1);
            border: 1px solid rgba(59, 130, 246, 0.25);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        /* ========== 上一篇 / 下一篇 ========== */
        .prev-next-wrap {
            max-width: 820px;
            margin: 0 auto;
            padding: 32px 0;
        }

        .prev-next-card {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 24px;
            border-radius: var(--radius-lg);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: background .2s, border-color .2s;
        }

        .prev-next-card:hover {
            background: rgba(255, 255, 255, 0.07);
            border-color: rgba(255, 255, 255, 0.18);
        }

        .prev-next-label {
            font-size: 12px;
            color: var(--text-muted);
            margin-bottom: 4px;
        }

        .prev-next-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            line-height: 1.4;
        }

        .prev-next-card:hover .prev-next-title {
            color: var(--accent-cyan);
        }

        /* ========== 相关推荐 ========== */
        .related-card {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: transform .25s, border-color .25s, box-shadow .25s;
            display: block;
            height: 100%;
        }

        .related-card:hover {
            transform: translateY(-4px);
            border-color: rgba(255, 255, 255, 0.22);
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
        }

        .related-card-img {
            width: 100%;
            height: 160px;
            object-fit: cover;
            display: block;
        }

        .related-card-body {
            padding: 18px 20px 22px;
        }

        .related-card-title {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            line-height: 1.5;
            margin-top: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .related-card-title:hover {
            color: var(--accent-cyan);
        }

        .related-card-desc {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-top: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* ========== CTA ========== */
        .cta-panel {
            position: relative;
            overflow: hidden;
            border-radius: 24px;
            padding: 48px 32px;
            background: linear-gradient(135deg, rgba(59, 130, 246, 0.14), rgba(34, 211, 238, 0.08));
            border: 1px solid rgba(255, 255, 255, 0.14);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            text-align: center;
        }

        @media (min-width: 768px) {
            .cta-panel {
                padding: 64px 48px;
            }
        }

        .cta-panel::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -20%;
            width: 420px;
            height: 420px;
            border-radius: 50%;
            background: rgba(59, 130, 246, 0.2);
            filter: blur(100px);
            pointer-events: none;
        }

        .cta-panel::after {
            content: '';
            position: absolute;
            bottom: -60%;
            left: -20%;
            width: 360px;
            height: 360px;
            border-radius: 50%;
            background: rgba(34, 211, 238, 0.15);
            filter: blur(100px);
            pointer-events: none;
        }

        .cta-title {
            font-size: 28px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }

        @media (min-width: 768px) {
            .cta-title {
                font-size: 34px;
            }
        }

        .cta-desc {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 520px;
            margin: 0 auto 24px;
            position: relative;
            z-index: 1;
        }

        /* ========== Footer ========== */
        .footer-link {
            font-size: 14px;
            color: var(--text-secondary);
            transition: color .2s;
            padding: 4px 0;
            display: inline-block;
        }

        .footer-link:hover {
            color: var(--accent-cyan);
        }

        /* ========== 动画 ========== */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(24px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .animate-fade-up {
            animation: fadeInUp .6s ease-out both;
        }

        .delay-100 {
            animation-delay: .1s;
        }

        .delay-200 {
            animation-delay: .2s;
        }

        .delay-300 {
            animation-delay: .3s;
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1023px) {
            .desktop-nav-group {
                display: none;
            }
        }

        @media (max-width: 767px) {
            .article-title {
                font-size: 26px;
            }

            .cms-content {
                font-size: 15px;
                line-height: 1.8;
            }

            .cms-content h2 {
                font-size: 20px;
            }

            .cms-content h3 {
                font-size: 18px;
            }

            .prev-next-card {
                flex-direction: column;
                align-items: flex-start;
            }

            .cta-panel {
                padding: 36px 20px;
            }

            .cta-title {
                font-size: 24px;
            }
        }

        @media (max-width: 520px) {
            .article-hero {
                padding: 48px 0 32px;
            }

            .breadcrumb {
                font-size: 12px;
                gap: 6px;
            }

            .article-meta {
                gap: 10px;
                font-size: 13px;
            }
        }