/* roulang page: index */
:root {
            --primary: #0F6FBF;
            --accent: #E85D26;
            --ink: #1E2E3F;
            --soft: #61748A;
            --line: #E1EAF2;
            --canvas: #F5F8FC;
            --footer: #1D3244;
            --radius-card: 14px;
            --radius-btn: 8px;
            --radius-tag: 6px;
            --shadow-card: 0 4px 16px rgba(23, 55, 88, .08);
            --shadow-card-hover: 0 10px 28px rgba(23, 55, 88, .14);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            background: var(--canvas);
            color: var(--ink);
            line-height: 1.7;
            font-size: 15px;
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: inherit;
            text-decoration: none;
        }

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

        .container {
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 1rem;
            padding-right: 1rem;
        }

        @media (min-width: 768px) {
            .container {
                padding-left: 1.5rem;
                padding-right: 1.5rem;
            }
        }

        .section-space {
            padding-top: 3.5rem;
            padding-bottom: 3.5rem;
        }
        @media (min-width: 768px) {
            .section-space {
                padding-top: 5rem;
                padding-bottom: 5rem;
            }
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 0.9rem;
            line-height: 1.2;
            padding: 0.8rem 1.6rem;
            transition: all .25s ease;
            cursor: pointer;
            border: 1px solid transparent;
        }

        .btn-primary {
            background: var(--accent);
            color: #fff;
            box-shadow: 0 4px 14px rgba(232, 93, 38, .28);
        }
        .btn-primary:hover {
            background: #cc4f1f;
            box-shadow: 0 6px 18px rgba(232, 93, 38, .36);
            transform: translateY(-1px);
        }
        .btn-primary:active {
            transform: translateY(0);
        }
        .btn-primary:focus-visible {
            outline: 3px solid rgba(232, 93, 38, .35);
            outline-offset: 2px;
        }

        .btn-outline {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, .8);
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, .12);
            border-color: #fff;
        }
        .btn-outline:focus-visible {
            outline: 3px solid rgba(255, 255, 255, .3);
            outline-offset: 2px;
        }

        .btn-ghost {
            background: transparent;
            color: var(--primary);
        }
        .btn-ghost:hover {
            background: rgba(15, 111, 191, .08);
        }
        .btn-ghost:focus-visible {
            outline: 3px solid rgba(15, 111, 191, .22);
            outline-offset: 2px;
        }

        .tag {
            display: inline-block;
            padding: 0.25rem 0.75rem;
            border-radius: var(--radius-tag);
            font-size: 0.75rem;
            font-weight: 600;
            line-height: 1.4;
            background: rgba(232, 93, 38, .10);
            color: var(--accent);
        }

        .badge-live {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.35rem 0.85rem;
            border-radius: 999px;
            background: var(--accent);
            color: #fff;
            font-size: 0.8rem;
            font-weight: 600;
        }
        .badge-live .dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: #fff;
            animation: pulse-dot 1.4s infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: .45;
                transform: scale(.8);
            }
        }

        .card {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: box-shadow .3s ease, transform .3s ease;
        }
        .card:hover {
            box-shadow: var(--shadow-card-hover);
        }

        .section-title {
            font-size: 1.7rem;
            font-weight: 800;
            line-height: 1.3;
            color: var(--ink);
            letter-spacing: -0.01em;
        }
        @media (min-width: 768px) {
            .section-title {
                font-size: 2rem;
            }
        }

        .section-tag {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.05em;
            text-transform: uppercase;
            margin-bottom: 0.6rem;
        }

        .divider-flame {
            width: 48px;
            height: 3px;
            background: linear-gradient(90deg, var(--accent), transparent);
            border-radius: 999px;
            margin-top: 12px;
        }

        /* ===== 导航 ===== */
        .site-nav {
            background: rgba(255, 255, 255, .92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(225, 234, 242, .8);
        }

        .nav-link {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--ink);
            padding: 0.4rem 0.2rem;
            position: relative;
            transition: color .2s;
        }
        .nav-link:hover {
            color: var(--primary);
        }
        .nav-link.active {
            color: var(--accent);
            font-weight: 600;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            left: 0;
            right: 0;
            bottom: -4px;
            height: 2px;
            border-radius: 2px;
            background: var(--accent);
        }

        /* ===== Hero ===== */
        .hero-section {
            background: url('/assets/images/backpic/back-1.webp') no-repeat center center / cover;
            position: relative;
            min-height: 640px;
            display: flex;
            align-items: center;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to right, rgba(12, 22, 34, .82) 0%, rgba(12, 22, 34, .55) 45%, rgba(12, 22, 34, .15) 100%);
        }
        @media (max-width: 767px) {
            .hero-section {
                min-height: 560px;
                background-position: 70% center;
            }
            .hero-section::before {
                background: linear-gradient(to bottom, rgba(12, 22, 34, .74) 0%, rgba(12, 22, 34, .48) 60%, rgba(12, 22, 34, .4) 100%);
            }
        }

        /* ===== 横向滑动 ===== */
        .h-scroll {
            display: flex;
            gap: 1rem;
            overflow-x: auto;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
            padding-bottom: 0.5rem;
            scrollbar-width: none;
        }
        .h-scroll::-webkit-scrollbar {
            display: none;
        }
        .h-scroll .h-card {
            scroll-snap-align: start;
            flex: 0 0 280px;
        }
        @media (min-width: 768px) {
            .h-scroll .h-card {
                flex-basis: 320px;
            }
        }

        .scroll-btn {
            width: 40px;
            height: 40px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--line);
            border-radius: 50%;
            background: #fff;
            color: var(--ink);
            transition: all .2s ease;
            cursor: pointer;
        }
        .scroll-btn:hover {
            border-color: var(--primary);
            color: var(--primary);
            box-shadow: 0 0 0 4px rgba(15, 111, 191, .08);
        }
        .scroll-btn:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

        /* ===== 表单 ===== */
        .form-input {
            width: 100%;
            padding: 0.8rem 1.1rem;
            border: 1px solid var(--line);
            border-radius: var(--radius-btn);
            font-size: 0.95rem;
            background: #fff;
            color: var(--ink);
            transition: border-color .2s, box-shadow .2s;
        }
        .form-input:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(15, 111, 191, .12);
        }
        .form-input::placeholder {
            color: #9AA8B8;
        }

        /* ===== FAQ ===== */
        .faq-item {
            border-bottom: 1px solid var(--line);
        }
        .faq-item:last-child {
            border-bottom: none;
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            padding: 1.4rem 0.2rem;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            color: var(--ink);
            transition: color .2s;
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-question .icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(15, 111, 191, .08);
            color: var(--primary);
            font-size: 1.1rem;
            font-weight: 400;
            transition: transform .25s, background .25s;
        }
        .faq-item.open .faq-question .icon {
            transform: rotate(45deg);
            background: rgba(232, 93, 38, .12);
            color: var(--accent);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .35s ease;
        }
        .faq-answer-inner {
            padding: 0 0.2rem 1.4rem;
            color: var(--soft);
            font-size: 0.95rem;
            line-height: 1.75;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--footer);
            color: rgba(255, 255, 255, .7);
        }
        .site-footer a {
            color: rgba(255, 255, 255, .65);
            transition: color .2s;
        }
        .site-footer a:hover {
            color: #fff;
        }
        .footer-title {
            font-size: 0.9rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.8rem;
        }

        /* ===== 图文交替 ===== */
        .alt-row {
            display: grid;
            grid-template-columns: 1fr;
            gap: 2rem;
            align-items: center;
        }
        @media (min-width: 992px) {
            .alt-row {
                grid-template-columns: 7fr 5fr;
            }
            .alt-row.reverse .alt-media {
                order: 2;
            }
            .alt-row.reverse .alt-content {
                order: 1;
            }
        }

        .media-frame {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            background: #E1EAF2;
            aspect-ratio: 16 / 10;
        }
        .media-frame img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .6s ease;
        }
        .media-frame:hover img {
            transform: scale(1.05);
        }

        /* ===== 时间线 ===== */
        .timeline-list {
            position: relative;
        }
        .timeline-list::before {
            content: '';
            position: absolute;
            left: 27px;
            top: 4px;
            bottom: 4px;
            width: 1px;
            background: var(--line);
        }

        /* ===== 移动端下拉菜单 ===== */
        .mobile-menu {
            max-height: 0;
            overflow: hidden;
            transition: max-height .35s ease;
        }
        .mobile-menu.open {
            max-height: 320px;
        }

        /* ===== 空态 ===== */
        .empty-state {
            border: 2px dashed var(--line);
            border-radius: var(--radius-card);
            padding: 3rem 1.5rem;
            text-align: center;
            color: var(--soft);
            background: rgba(255, 255, 255, .5);
        }

        /* ===== 可访问性 ===== */
        :focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

        .line-clamp-2 {
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .line-clamp-3 {
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

/* roulang page: category1 */
:root {
            --primary: #0F6FBF;
            --primary-dark: #0A5AA0;
            --primary-light: #E8F1FA;
            --accent: #E85D26;
            --accent-dark: #C74A18;
            --accent-light: #FCE9E0;
            --bg: #F5F8FC;
            --ink: #1E2E3F;
            --ink-weak: #61748A;
            --line: #E1EAF2;
            --white: #FFFFFF;
            --footer-bg: #1D3244;
            --radius: 14px;
            --radius-sm: 8px;
            --shadow: 0 4px 16px rgba(23, 55, 88, .08);
            --shadow-lg: 0 10px 28px rgba(23, 55, 88, .14);
            --font-family: -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-family);
            font-size: 15px;
            line-height: 1.7;
            color: var(--ink);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
        }
        img {
            display: block;
            max-width: 100%;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color .25s ease;
        }
        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
        }
        input {
            font-family: inherit;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 1rem;
            padding-right: 1rem;
        }
        @media (min-width: 768px) {
            .container {
                padding-left: 1.5rem;
                padding-right: 1.5rem;
            }
        }

        /* ===== 导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, .96);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--line);
            transition: box-shadow .3s ease;
        }
        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(23, 55, 88, .07);
        }
        .nav-link {
            position: relative;
            font-size: 14px;
            font-weight: 600;
            color: var(--ink);
            padding: 6px 2px;
            white-space: nowrap;
            transition: color .25s ease;
        }
        .nav-link:hover {
            color: var(--primary);
        }
        .nav-link.active {
            color: var(--accent);
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            left: 0;
            right: 0;
            bottom: -2px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--accent);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            transition: background .25s ease, box-shadow .25s ease, transform .2s ease;
            box-shadow: 0 2px 8px rgba(232, 93, 38, .25);
            white-space: nowrap;
        }
        .btn-primary:hover {
            background: var(--accent-dark);
            box-shadow: 0 6px 18px rgba(232, 93, 38, .3);
            transform: translateY(-1px);
        }
        .btn-primary:active {
            transform: translateY(0);
        }
        .btn-primary:focus-visible {
            outline: 3px solid rgba(232, 93, 38, .35);
            outline-offset: 2px;
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: transparent;
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            border: 1.5px solid rgba(255, 255, 255, .7);
            transition: background .25s ease, border-color .25s ease, transform .2s ease;
            white-space: nowrap;
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, .12);
            border-color: #fff;
            transform: translateY(-1px);
        }
        .btn-outline:active {
            transform: translateY(0);
        }
        .btn-outline:focus-visible {
            outline: 3px solid rgba(255, 255, 255, .3);
            outline-offset: 2px;
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            z-index: 99;
            background: #fff;
            border-bottom: 1px solid var(--line);
            box-shadow: 0 12px 30px rgba(23, 55, 88, .1);
            padding: 16px 20px 24px;
        }
        .mobile-menu.open {
            display: block;
        }
        .mobile-menu .nav-link {
            display: block;
            font-size: 16px;
            padding: 12px 0;
            border-bottom: 1px solid #F0F4F9;
        }
        .mobile-menu .nav-link:last-child {
            border-bottom: none;
        }

        /* ===== Hero Banner ===== */
        .page-hero {
            position: relative;
            min-height: 320px;
            display: flex;
            align-items: center;
            background-size: cover;
            background-position: center;
            overflow: hidden;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(100deg, rgba(18, 34, 50, .85) 0%, rgba(18, 34, 50, .55) 45%, rgba(18, 34, 50, .25) 100%);
        }
        .page-hero .hero-content {
            position: relative;
            z-index: 2;
            padding-top: 60px;
            padding-bottom: 60px;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: rgba(255, 255, 255, .75);
            margin-bottom: 14px;
        }
        .breadcrumb a {
            color: rgba(255, 255, 255, .75);
            transition: color .2s;
        }
        .breadcrumb a:hover {
            color: #fff;
        }
        .breadcrumb .sep {
            color: rgba(255, 255, 255, .4);
        }
        .page-hero h1 {
            font-size: 34px;
            font-weight: 800;
            line-height: 1.25;
            color: #fff;
            letter-spacing: -0.02em;
        }
        .page-hero .hero-sub {
            color: rgba(255, 255, 255, .8);
            font-size: 16px;
            margin-top: 12px;
            max-width: 620px;
            line-height: 1.7;
        }
        @media (min-width: 768px) {
            .page-hero {
                min-height: 360px;
            }
            .page-hero h1 {
                font-size: 44px;
            }
            .page-hero .hero-sub {
                font-size: 17px;
            }
        }

        /* ===== 统计卡片 ===== */
        .stat-card {
            background: var(--white);
            border-radius: var(--radius);
            padding: 24px 20px;
            box-shadow: var(--shadow);
            text-align: center;
            border: 1px solid rgba(225, 234, 242, .6);
            transition: box-shadow .3s ease, transform .3s ease;
        }
        .stat-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .stat-card .num {
            font-size: 32px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
            font-variant-numeric: tabular-nums;
        }
        .stat-card .label {
            font-size: 13px;
            color: var(--ink-weak);
            margin-top: 6px;
        }

        /* ===== 项目标签 ===== */
        .game-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            border-radius: 8px;
            background: var(--white);
            border: 1px solid var(--line);
            font-size: 13px;
            font-weight: 600;
            color: var(--ink);
            transition: all .25s ease;
            box-shadow: 0 1px 4px rgba(23, 55, 88, .04);
        }
        .game-tag:hover {
            border-color: var(--primary);
            color: var(--primary);
            box-shadow: 0 4px 12px rgba(15, 111, 191, .1);
            transform: translateY(-2px);
        }
        .game-tag .dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent);
        }

        /* ===== 锚点目录 ===== */
        .anchor-nav {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid rgba(225, 234, 242, .7);
            box-shadow: var(--shadow);
            padding: 22px 20px;
            position: sticky;
            top: 100px;
        }
        .anchor-nav .anchor-title {
            font-size: 14px;
            font-weight: 700;
            color: var(--ink);
            padding-bottom: 12px;
            border-bottom: 1px solid var(--line);
            margin-bottom: 12px;
            letter-spacing: .02em;
        }
        .anchor-nav ul {
            list-style: none;
        }
        .anchor-nav li {
            margin-bottom: 4px;
        }
        .anchor-nav a {
            display: block;
            font-size: 14px;
            color: var(--ink-weak);
            padding: 8px 10px;
            border-radius: 6px;
            transition: all .2s ease;
            border-left: 2px solid transparent;
        }
        .anchor-nav a:hover {
            color: var(--primary);
            background: var(--primary-light);
            border-left-color: var(--primary);
        }

        /* ===== 图文条目 ===== */
        .feature-block {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid rgba(225, 234, 242, .7);
            box-shadow: var(--shadow);
            overflow: hidden;
            margin-bottom: 40px;
            transition: box-shadow .3s ease;
        }
        .feature-block:hover {
            box-shadow: var(--shadow-lg);
        }
        .feature-block .media {
            position: relative;
            overflow: hidden;
        }
        .feature-block .media img {
            width: 100%;
            height: 100%;
            min-height: 240px;
            object-fit: cover;
            transition: transform .5s ease;
        }
        .feature-block:hover .media img {
            transform: scale(1.04);
        }
        .feature-block .media .tag-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--accent);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 6px;
            letter-spacing: .03em;
            box-shadow: 0 2px 8px rgba(232, 93, 38, .25);
        }
        .feature-block .body {
            padding: 28px 26px;
        }
        .feature-block h3 {
            font-size: 20px;
            font-weight: 800;
            color: var(--ink);
            line-height: 1.4;
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }
        .feature-block .desc {
            font-size: 14px;
            line-height: 1.8;
            color: var(--ink-weak);
            margin-bottom: 16px;
        }
        .feature-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .feature-tags span {
            font-size: 12px;
            font-weight: 500;
            color: var(--primary);
            background: var(--primary-light);
            padding: 4px 12px;
            border-radius: 6px;
            transition: background .2s;
        }

        /* ===== 赛程卡片 ===== */
        .schedule-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            background: var(--white);
            border-radius: 12px;
            padding: 18px 22px;
            box-shadow: var(--shadow);
            border: 1px solid rgba(225, 234, 242, .6);
            transition: box-shadow .25s ease, transform .25s ease;
            flex-wrap: wrap;
        }
        .schedule-item:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }
        .schedule-item .left {
            display: flex;
            align-items: center;
            gap: 14px;
            flex: 1;
            min-width: 200px;
        }
        .schedule-time {
            background: var(--primary-light);
            color: var(--primary);
            font-size: 12px;
            font-weight: 700;
            padding: 6px 12px;
            border-radius: 6px;
            font-variant-numeric: tabular-nums;
            white-space: nowrap;
        }
        .schedule-meta {
            font-size: 14px;
            font-weight: 600;
            color: var(--ink);
        }
        .schedule-sub {
            font-size: 12px;
            color: var(--ink-weak);
            margin-top: 2px;
        }
        .schedule-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            white-space: nowrap;
            transition: color .2s;
        }
        .schedule-link:hover {
            color: var(--accent);
        }

        /* ===== CTA ===== */
        .cta-section {
            position: relative;
            background-size: cover;
            background-position: center;
            overflow: hidden;
            border-radius: 20px;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(110deg, rgba(20, 36, 52, .92), rgba(20, 36, 52, .7));
        }
        .cta-inner {
            position: relative;
            z-index: 2;
            padding: 50px 30px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 28px;
        }
        .cta-inner h3 {
            font-size: 26px;
            font-weight: 800;
            color: #fff;
            line-height: 1.35;
            margin-bottom: 8px;
        }
        .cta-inner p {
            color: rgba(255, 255, 255, .78);
            font-size: 14px;
            line-height: 1.6;
        }
        .cta-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        .cta-form input {
            width: 260px;
            max-width: 100%;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            border: 1.5px solid rgba(255, 255, 255, .35);
            background: rgba(255, 255, 255, .1);
            color: #fff;
            font-size: 14px;
            outline: none;
            transition: border-color .25s, box-shadow .25s, background .25s;
        }
        .cta-form input::placeholder {
            color: rgba(255, 255, 255, .55);
        }
        .cta-form input:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(232, 93, 38, .25);
            background: rgba(255, 255, 255, .16);
        }
        .cta-form .btn-primary {
            padding: 12px 24px;
        }

        /* ===== FAQ ===== */
        .faq-item {
            background: var(--white);
            border: 1px solid rgba(225, 234, 242, .7);
            border-radius: 12px;
            margin-bottom: 14px;
            overflow: hidden;
            box-shadow: 0 2px 8px rgba(23, 55, 88, .04);
            transition: box-shadow .25s ease;
        }
        .faq-item:hover {
            box-shadow: var(--shadow);
        }
        .faq-item summary {
            list-style: none;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 22px;
            font-size: 15px;
            font-weight: 600;
            color: var(--ink);
            transition: color .2s;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary .icon {
            width: 24px;
            height: 24px;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 6px;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 16px;
            font-weight: 400;
            transition: transform .25s, background .25s;
        }
        .faq-item[open] summary .icon {
            transform: rotate(45deg);
            background: var(--accent-light);
            color: var(--accent);
        }
        .faq-item .answer {
            padding: 0 22px 20px;
            font-size: 14px;
            line-height: 1.8;
            color: var(--ink-weak);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--footer-bg);
            color: rgba(255, 255, 255, .7);
        }
        .site-footer .container {
            max-width: 1200px;
        }
        .footer-title {
            font-size: 13px;
            font-weight: 700;
            color: #fff;
            letter-spacing: .04em;
            margin-bottom: 14px;
            text-transform: uppercase;
        }
        .site-footer a {
            color: rgba(255, 255, 255, .55);
        }
        .site-footer a:hover {
            color: #fff;
        }
        .site-footer .copyright {
            color: rgba(255, 255, 255, .4);
        }

        /* ===== 横滑片库（若用到） ===== */
        .h-scroll {
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .h-scroll::-webkit-scrollbar {
            display: none;
        }

        /* ===== 响应式微调 ===== */
        @media (max-width: 640px) {
            .feature-block h3 {
                font-size: 18px;
            }
            .cta-form input {
                width: 100%;
            }
            .cta-form .btn-primary {
                width: 100%;
            }
            .schedule-item {
                padding: 14px 16px;
            }
            .schedule-item .left {
                min-width: 100%;
            }
            .schedule-link {
                margin-left: auto;
            }
        }
        @media (max-width: 1024px) {
            .anchor-nav {
                position: static;
                margin-bottom: 30px;
            }
            .anchor-nav ul {
                display: flex;
                flex-wrap: wrap;
                gap: 4px;
            }
            .anchor-nav li {
                margin-bottom: 0;
            }
        }

        /* ===== 无障碍 focus ===== */
        a:focus-visible {
            outline: 3px solid rgba(15, 111, 191, .4);
            outline-offset: 2px;
            border-radius: 4px;
        }

/* roulang page: article */
:root {
  --primary: #0F6FBF;
  --accent: #E85D26;
  --bg: #F5F8FC;
  --card: #FFFFFF;
  --ink: #1E2E3F;
  --muted: #61748A;
  --line: #E1EAF2;
  --footer-bg: #1D3244;
  --radius-card: 14px;
  --radius-btn: 8px;
  --shadow-card: 0 4px 16px rgba(23,55,88,.08);
  --shadow-hover: 0 10px 28px rgba(23,55,88,.14);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
body, h1, h2, h3, h4, p, ul, ol, figure, blockquote, dl, dd { margin: 0; }
ul { padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }
input, textarea { font-family: inherit; }

.container { max-width: 1200px; margin: 0 auto; padding-left: 1rem; padding-right: 1rem; }
@media (min-width: 768px) { .container { padding-left: 1.5rem; padding-right: 1.5rem; } }

/* ===== Header ===== */
.site-header {
  background: rgba(255,255,255,.98);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(225,234,242,.8);
}
.nav-link {
  position: relative;
  font-size: .875rem;
  font-weight: 600;
  color: var(--muted);
  padding: .5rem 0;
  transition: color .2s ease;
  white-space: nowrap;
}
.nav-link:hover { color: var(--ink); }
.nav-link.active { color: var(--primary); }
.nav-link.active::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}
.mobile-nav-link {
  display: block;
  padding: .75rem 1rem;
  font-size: .9375rem;
  font-weight: 500;
  color: var(--ink);
  border-radius: 8px;
  transition: background .2s;
}
.mobile-nav-link:hover { background: var(--bg); }
.mobile-nav-link.active { color: var(--primary); background: rgba(15,111,191,.06); }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  font-weight: 600;
  font-size: .875rem;
  line-height: 1;
  padding: .75rem 1.5rem;
  border-radius: var(--radius-btn);
  transition: all .25s ease;
  border: 1px solid transparent;
  white-space: nowrap;
}
.btn-sm { padding: .5rem 1.1rem; font-size: .8125rem; }
.btn-lg { padding: .9rem 1.9rem; font-size: .9375rem; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: #0B5A99; box-shadow: 0 6px 18px rgba(15,111,191,.25); }
.btn-primary:active { transform: translateY(1px); }
.btn-accent { background: var(--accent); color: #fff; }
.btn-accent:hover { background: #C74E1D; box-shadow: 0 6px 18px rgba(232,93,38,.3); }
.btn-accent:active { transform: translateY(1px); }
.btn-outline { background: transparent; border-color: #D3DEE8; color: var(--ink); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); background: rgba(15,111,191,.04); }
.btn-outline:active { transform: translateY(1px); }
.btn:focus-visible, .nav-link:focus-visible, a:focus-visible, input:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
}

/* ===== Cards ===== */
.card {
  background: var(--card);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(225,234,242,.7);
  overflow: hidden;
  transition: transform .25s ease, box-shadow .25s ease;
}
.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}
.tag {
  display: inline-flex;
  align-items: center;
  padding: .3rem .8rem;
  font-size: .75rem;
  font-weight: 500;
  color: var(--primary);
  background: rgba(15,111,191,.08);
  border-radius: 6px;
  transition: background .2s, color .2s;
}
.tag:hover { background: rgba(15,111,191,.15); color: #0B5A99; }
.badge-accent {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .25rem .75rem;
  font-size: .75rem;
  font-weight: 700;
  color: #fff;
  background: var(--accent);
  border-radius: 6px;
}

/* ===== Breadcrumb ===== */
.breadcrumb { display: flex; flex-wrap: wrap; align-items: center; gap: .4rem; font-size: .8125rem; color: var(--muted); }
.breadcrumb a { transition: color .2s; }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb .sep { color: #B8C6D4; }
.breadcrumb .current { color: var(--ink); font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 280px; }

/* ===== Article ===== */
.article-header .category-pill {
  display: inline-flex;
  align-items: center;
  padding: .28rem .8rem;
  font-size: .75rem;
  font-weight: 600;
  color: var(--accent);
  background: rgba(232,93,38,.1);
  border-radius: 6px;
}
.article-body { font-size: 1rem; line-height: 1.9; color: #2A3B4C; }
.article-body h2 {
  font-size: 1.45rem;
  font-weight: 800;
  margin: 2.5rem 0 1rem;
  color: var(--ink);
  letter-spacing: -.02em;
}
.article-body h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin: 2rem 0 .75rem;
  color: var(--ink);
}
.article-body p { margin-bottom: 1.25rem; }
.article-body ul { margin: 0 0 1.25rem; padding-left: 1.5rem; list-style: disc; }
.article-body ol { margin: 0 0 1.25rem; padding-left: 1.5rem; list-style: decimal; }
.article-body li { margin-bottom: .4rem; }
.article-body blockquote {
  border-left: 4px solid var(--accent);
  background: #FFF7F4;
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
  border-radius: 0 10px 10px 0;
  color: var(--muted);
}
.article-body blockquote p:last-child { margin-bottom: 0; }
.article-body img { border-radius: 12px; margin: 1.5rem 0; box-shadow: var(--shadow-card); }
.article-body figure { margin: 1.5rem 0; }
.article-body figure img { margin: 0; }
.article-body figcaption { font-size: .8125rem; color: var(--muted); text-align: center; margin-top: .5rem; margin-bottom: 1rem; }
.article-body a { color: var(--primary); text-decoration: underline; text-underline-offset: 3px; text-decoration-color: rgba(15,111,191,.35); transition: text-decoration-color .2s; }
.article-body a:hover { text-decoration-color: var(--primary); }
.article-body code { background: #F1F5F9; padding: .2em .4em; border-radius: 4px; font-size: .875em; font-family: SFMono-Regular, Menlo, Consolas, monospace; }
.article-body pre { background: #1E2E3F; color: #F8FAFC; padding: 1.25rem 1.5rem; border-radius: 10px; overflow-x: auto; margin: 1.5rem 0; }
.article-body pre code { background: none; padding: 0; color: inherit; font-size: .875rem; }
.article-body table { width: 100%; border-collapse: collapse; margin: 1.5rem 0; font-size: .875rem; }
.article-body th, .article-body td { border: 1px solid var(--line); padding: .7rem .875rem; text-align: left; }
.article-body th { background: var(--bg); font-weight: 600; color: var(--ink); }
.article-body hr { border: none; border-top: 1px solid var(--line); margin: 2.25rem 0; }
.article-body strong { font-weight: 700; color: var(--ink); }

/* ===== FAQ ===== */
.faq-item { transition: background .25s; }
.faq-item:hover { background: rgba(245,248,252,.5); }
.faq-question { width: 100%; text-align: left; padding: 1.1rem 1.5rem; display: flex; justify-content: space-between; align-items: center; gap: 1rem; }
.faq-icon {
  font-size: 1.35rem;
  font-weight: 300;
  color: var(--accent);
  line-height: 1;
  transition: transform .3s ease;
  transform-origin: center;
  flex-shrink: 0;
}
.faq-answer { padding: 0 1.5rem 1.1rem; font-size: .875rem; line-height: 1.8; color: var(--muted); }

/* ===== Sidebar ===== */
.side-card {
  background: #fff;
  border-radius: var(--radius-card);
  border: 1px solid rgba(225,234,242,.7);
  box-shadow: var(--shadow-card);
  padding: 1.35rem 1.5rem;
}
.side-title { display: flex; align-items: center; gap: .6rem; font-size: 1rem; font-weight: 700; color: var(--ink); }
.side-title::before { content: ''; width: 4px; height: 16px; background: var(--accent); border-radius: 2px; flex-shrink: 0; }
.side-list li { border-bottom: 1px solid rgba(225,234,242,.65); padding: .7rem 0; }
.side-list li:last-child { border-bottom: none; }
.side-list a { font-size: .8438rem; color: var(--muted); transition: color .2s; display: flex; gap: .5rem; }
.side-list a:hover { color: var(--primary); }
.side-list a::before { content: '▸'; color: var(--accent); flex-shrink: 0; }

/* ===== Recommend ===== */
.recommend-card { display: block; background: #fff; border-radius: var(--radius-card); overflow: hidden; box-shadow: var(--shadow-card); border: 1px solid rgba(225,234,242,.7); transition: transform .25s ease, box-shadow .25s ease; }
.recommend-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }

/* ===== CTA ===== */
.cta-section { position: relative; overflow: hidden; }
.cta-section .overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(29,50,68,.92) 0%, rgba(29,50,68,.75) 100%); }
.cta-input {
  width: 100%;
  padding: .85rem 1.2rem;
  border-radius: 8px;
  border: 1px solid transparent;
  background: rgba(255,255,255,.97);
  font-size: .875rem;
  color: var(--ink);
  transition: box-shadow .2s, border-color .2s;
}
.cta-input::placeholder { color: #8FA3B8; }
.cta-input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 4px rgba(15,111,191,.25); }

/* ===== Footer ===== */
.site-footer { background: #1D3244; color: rgba(255,255,255,.75); }
.site-footer .footer-title { font-size: .875rem; font-weight: 700; color: #fff; margin-bottom: .85rem; }
.site-footer a { transition: color .2s; }
.site-footer a:hover { color: #fff; }

/* ===== Mobile scroll ===== */
.no-scrollbar::-webkit-scrollbar { display: none; }
.no-scrollbar { -ms-overflow-style: none; scrollbar-width: none; }

@media (max-width: 767.98px) {
  .article-body { font-size: .9375rem; }
  .article-body h2 { font-size: 1.25rem; }
}