/* roulang page: index */
:root {
        --canvas: #F4F7FB;
        --surface: #FFFFFF;
        --ink: #1F2733;
        --heading: #11283B;
        --primary: #2D77B8;
        --primary-dark: #1D5F9A;
        --primary-soft: #E8F1F8;
        --accent: #F5786A;
        --accent-dark: #E05A4D;
        --accent-soft: #FDEEEB;
        --line: #E1E8EF;
        --muted: #64748B;
        --shadow-card: 0 8px 30px rgba(2, 20, 40, .06);
        --shadow-hover: 0 12px 40px rgba(2, 20, 40, .10);
        --radius-card: 1rem;
        --radius-btn: 999px;
    }

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

    html {
        scroll-behavior: smooth;
    }

    body {
        font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, "Segoe UI", sans-serif;
        background: var(--canvas);
        color: var(--ink);
        line-height: 1.75;
        margin: 0;
        letter-spacing: .01em;
        font-size: 15px;
    }

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

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

    button {
        font: inherit;
        cursor: pointer;
        border: 0;
        background: none;
        padding: 0;
    }

    input {
        font: inherit;
    }

    ul,
    ol,
    p,
    h1,
    h2,
    h3,
    h4,
    dl,
    dd {
        margin: 0;
    }

    a:focus-visible,
    button:focus-visible,
    input:focus-visible {
        outline: 2px dashed var(--primary);
        outline-offset: 2px;
        border-radius: 6px;
    }

    .site-container {
        max-width: 80rem;
        margin: 0 auto;
        padding: 0 1.25rem;
    }

    @media (min-width: 640px) {
        .site-container {
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }
    }

    @media (min-width: 1024px) {
        .site-container {
            padding-left: 2rem;
            padding-right: 2rem;
        }
    }

    .section-space {
        padding-top: 4rem;
        padding-bottom: 4rem;
    }

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

    @media (min-width: 1024px) {
        .section-space {
            padding-top: 6rem;
            padding-bottom: 6rem;
        }
    }

    .shadow-card {
        box-shadow: var(--shadow-card);
    }

    .shadow-hover {
        box-shadow: var(--shadow-hover);
    }

    .card-hover {
        transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
    }

    .card-hover:hover {
        transform: translateY(-4px);
        box-shadow: var(--shadow-hover);
        border-color: var(--primary);
    }

    .btn-primary {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        border-radius: var(--radius-btn);
        background: var(--primary);
        color: #fff;
        font-weight: 700;
        padding: .8rem 1.6rem;
        line-height: 1.2;
        transition: background .2s ease, transform .2s ease, box-shadow .2s ease;
        box-shadow: 0 8px 22px rgba(45, 119, 184, .18);
    }

    .btn-primary:hover {
        background: var(--primary-dark);
        transform: translateY(-2px);
        box-shadow: 0 12px 28px rgba(45, 119, 184, .24);
    }

    .btn-primary:active {
        background: var(--primary-dark);
        transform: translateY(0);
    }

    .btn-secondary {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        border-radius: var(--radius-btn);
        background: var(--surface);
        border: 1px solid var(--line);
        color: var(--heading);
        font-weight: 600;
        padding: .8rem 1.6rem;
        line-height: 1.2;
        transition: background .2s ease, border-color .2s ease, color .2s ease, transform .2s ease;
    }

    .btn-secondary:hover {
        border-color: var(--primary);
        color: var(--primary);
        background: var(--primary-soft);
        transform: translateY(-2px);
    }

    .btn-accent {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        border-radius: var(--radius-btn);
        background: var(--accent);
        color: #fff;
        font-weight: 700;
        padding: .8rem 1.4rem;
        line-height: 1.2;
        transition: background .2s ease, transform .2s ease, box-shadow .2s ease;
        box-shadow: 0 8px 22px rgba(245, 120, 106, .20);
    }

    .btn-accent:hover {
        background: var(--accent-dark);
        transform: translateY(-2px);
    }

    .label-chip {
        display: inline-flex;
        align-items: center;
        gap: .25rem;
        background: var(--primary-soft);
        color: var(--primary);
        border-radius: 999px;
        font-size: 12px;
        font-weight: 600;
        padding: .3rem .7rem;
        line-height: 1.4;
    }

    .coral-label {
        display: inline-flex;
        align-items: center;
        gap: .25rem;
        background: var(--accent-soft);
        color: var(--accent-dark);
        border-radius: 999px;
        font-size: 12px;
        font-weight: 700;
        padding: .3rem .7rem;
        line-height: 1.4;
    }

    .badge {
        display: inline-flex;
        align-items: center;
        background: var(--primary-soft);
        color: var(--primary);
        border-radius: 6px;
        font-size: 12px;
        font-weight: 600;
        padding: .2rem .55rem;
        line-height: 1.5;
    }

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

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

    .bg-cover-tint {
        position: relative;
        background-size: cover;
        background-position: center;
    }

    .bg-cover-tint::after {
        content: "";
        position: absolute;
        inset: 0;
        background: linear-gradient(105deg, rgba(17, 40, 59, .72) 0%, rgba(17, 40, 59, .45) 58%, rgba(17, 40, 59, .1) 100%);
        pointer-events: none;
    }

    .site-header {
        position: sticky;
        top: 0;
        z-index: 50;
        background: rgba(255, 255, 255, .95);
        border-bottom: 1px solid var(--line);
    }

    .nav-link {
        position: relative;
        display: inline-flex;
        align-items: center;
        gap: .35rem;
        color: var(--heading);
        font-weight: 600;
        padding: .5rem .15rem;
        font-size: 15px;
        transition: color .2s ease;
    }

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

    .nav-item {
        position: relative;
    }

    .nav-item .nav-link[aria-current="page"]::after,
    .nav-item .nav-link.nav-active::after {
        content: "";
        position: absolute;
        left: .15rem;
        right: .15rem;
        bottom: -.25rem;
        height: 3px;
        border-radius: 4px;
        background: var(--primary);
    }

    .logo-badge {
        width: 38px;
        height: 38px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        border-radius: 12px;
        background: linear-gradient(145deg, var(--primary-soft), var(--surface));
        color: var(--primary);
        border: 1px solid rgba(45, 119, 184, .14);
    }

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

    .input-basic {
        width: 100%;
        height: 46px;
        border: 1px solid var(--line);
        background: var(--surface);
        border-radius: 999px;
        padding: 0 1.1rem;
        color: var(--ink);
        transition: border-color .2s ease, background .2s ease;
    }

    .input-basic::placeholder {
        color: #94A3B8;
    }

    .input-basic:focus {
        border-color: var(--primary);
        background: rgba(232, 241, 248, .35);
        outline: none;
    }

    .countdown-number {
        min-width: 56px;
        background: var(--surface);
        border: 1px solid var(--line);
        border-radius: 12px;
        padding: .35rem .25rem .55rem;
        text-align: center;
        box-shadow: var(--shadow-card);
    }

    .faq-panel {
        display: none;
    }

    .faq-item.open .faq-panel {
        display: block;
    }

    .faq-icon {
        transition: transform .3s ease;
        color: var(--primary);
    }

    .faq-item.open .faq-icon {
        transform: rotate(135deg);
    }

    #liveOpenAction {
        display: none;
    }

    .live-ended #liveOpenAction {
        display: flex;
    }

    .live-ended .countdown-box,
    .live-ended #liveSubFormWrap {
        display: none;
    }

    .footer-bottom {
        border-top: 1px solid rgb(255 255 255 / .12);
        font-size: 13px;
        color: #9FB3C8;
        background: #0E2333;
    }

    .footer-links a {
        transition: color .2s ease;
        color: #C6D5E0;
    }

    .footer-links a:hover {
        color: #fff;
    }

    @media (max-width: 767px) {
        .nav-link {
            font-size: 15px;
            color: var(--ink);
        }

        .nav-item {
            border-bottom: 1px solid var(--line);
        }
    }

    .header-mobile {
        display: none;
    }

    @media (max-width: 1023px) {
        .header-desktop {
            display: none;
        }

        .header-mobile {
            display: block;
        }
    }

    .fade-in {
        animation: fadeUp .55s ease both;
    }

    @keyframes fadeUp {
        from {
            opacity: 0;
            transform: translateY(18px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    .eyebrow {
        display: inline-flex;
        align-items: center;
        gap: .5rem;
        color: var(--primary);
        font-weight: 700;
        font-size: 13px;
        letter-spacing: .08em;
    }

    .eyebrow::before {
        content: "";
        width: 22px;
        height: 2px;
        background: var(--accent);
        border-radius: 3px;
    }

    .icon-dot {
        width: 8px;
        height: 8px;
        border-radius: 50%;
        background: var(--accent);
        display: inline-block;
    }

/* roulang page: article */
:root {
            --canvas: #F4F7FB;
            --surface: #FFFFFF;
            --ink: #1F2733;
            --heading: #11283B;
            --primary: #2D77B8;
            --primary-soft: #E8F1F8;
            --accent: #F5786A;
            --accent-soft: #FDEEEB;
            --line: #E1E8EF;
            --muted: #64748B;
            --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, "Segoe UI", sans-serif;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --shadow-card: 0 8px 30px rgba(2, 20, 40, .06);
            --shadow-hover: 0 12px 40px rgba(2, 20, 40, .10);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--canvas);
            color: var(--ink);
            line-height: 1.75;
            font-size: 15px;
            -webkit-font-smoothing: antialiased;
        }

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

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

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

        input {
            font-family: inherit;
            outline: none;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px dashed var(--primary);
            outline-offset: 2px;
        }

        .site-container {
            width: min(100% - 2rem, 1280px);
            margin-inline: auto;
        }

        @media (min-width: 640px) {
            .site-container {
                width: min(100% - 3rem, 1280px);
            }
        }

        .text-heading {
            color: var(--heading);
        }

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

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

        .bg-canvas {
            background-color: var(--canvas);
        }

        .text-accent {
            color: var(--accent);
        }

        .bg-surface {
            background-color: var(--surface);
        }

        .site-header {
            background: rgba(255,255,255,.96);
            border-bottom: 1px solid var(--line);
            position: sticky;
            top: 0;
            z-index: 50;
            backdrop-filter: saturate(1.2);
        }

        .logo-badge {
            width: 38px;
            height: 38px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            background: var(--primary);
            color: #fff;
            box-shadow: 0 6px 14px rgba(45,119,184,.20);
        }

        .nav-item {
            position: relative;
        }

        .nav-link {
            display: inline-flex;
            align-items: center;
            color: var(--muted);
            font-size: 15px;
            font-weight: 500;
            padding: 8px 0;
            position: relative;
            transition: color .2s ease;
        }

        .nav-link::after {
            content: "";
            position: absolute;
            left: 0;
            right: 100%;
            bottom: 2px;
            height: 2px;
            border-radius: 2px;
            background: var(--primary);
            transition: right .2s ease;
        }

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

        .nav-link:hover::after,
        .nav-link.nav-active::after,
        .nav-active::after {
            right: 0;
        }

        .nav-link.nav-active {
            color: var(--primary);
            font-weight: 700;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            background-color: var(--primary);
            color: #fff;
            border-radius: 999px;
            padding: 12px 24px;
            font-size: 15px;
            font-weight: 600;
            line-height: 1;
            white-space: nowrap;
            border: 1px solid transparent;
            transition: background-color .2s ease, transform .2s ease, box-shadow .2s ease;
            box-shadow: 0 8px 24px rgba(45,119,184,.18);
        }

        .btn-primary:hover {
            background-color: #1D5F9A;
            box-shadow: 0 12px 30px rgba(45,119,184,.26);
            transform: translateY(-1px);
        }

        .btn-primary:active {
            background-color: #17507F;
            transform: translateY(0);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            background: var(--surface);
            border: 1px solid var(--line);
            color: var(--heading);
            border-radius: 999px;
            padding: 12px 24px;
            font-size: 15px;
            font-weight: 600;
            line-height: 1;
            white-space: nowrap;
            transition: border-color .2s ease, color .2s ease, background-color .2s ease;
        }

        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            background-color: var(--primary-soft);
        }

        .label-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--accent-soft);
            color: #C55246;
            border-radius: 999px;
            padding: 8px 14px;
            font-size: 13px;
            font-weight: 600;
            line-height: 1;
            white-space: nowrap;
        }

        .icon-dot {
            width: 7px;
            height: 7px;
            border-radius: 999px;
            background: var(--accent);
            box-shadow: 0 0 0 3px rgba(245,120,106,.22);
        }

        .mobile-menu {
            position: fixed;
            inset: 0;
            background: rgba(17,40,59,.42);
            z-index: 80;
            opacity: 0;
            visibility: hidden;
            transition: opacity .25s ease, visibility .25s ease;
        }

        .mobile-menu.open {
            opacity: 1;
            visibility: visible;
        }

        .mobile-menu-shell {
            position: absolute;
            top: 0;
            right: 0;
            width: min(360px, 92vw);
            height: 100%;
            background: var(--surface);
            padding: 24px;
            overflow-y: auto;
            transform: translateX(100%);
            transition: transform .3s ease;
            box-shadow: var(--shadow-hover);
        }

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

        .mobile-menu-link {
            display: flex;
            align-items: center;
            padding: 14px 16px;
            border-radius: 14px;
            font-size: 16px;
            font-weight: 600;
            color: var(--heading);
            transition: background-color .2s ease, color .2s ease;
        }

        .mobile-menu-link:hover,
        .mobile-menu-link.active-mobile {
            background: var(--primary-soft);
            color: var(--primary);
        }

        .breadcrumb-wrap {
            background: var(--surface);
            border-bottom: 1px solid var(--line);
            padding: 16px 0;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 14px;
            color: var(--muted);
        }

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

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

        .breadcrumb .current {
            overflow: hidden;
            white-space: nowrap;
            text-overflow: ellipsis;
            max-width: 480px;
            color: var(--heading);
            font-weight: 600;
        }

        .article-page-main {
            padding: 32px 0 56px;
        }

        .article-card {
            background: var(--surface);
            border-radius: 24px;
            box-shadow: var(--shadow-card);
            padding: 32px 20px 28px;
            border: 1px solid rgba(225,232,239,.6);
        }

        @media (min-width: 768px) {
            .article-card {
                padding: 48px 56px 40px;
            }
        }

        .article-header {
            margin-bottom: 28px;
        }

        .article-header h1 {
            font-size: 30px;
            line-height: 1.35;
            letter-spacing: -0.02em;
            font-weight: 800;
            color: var(--heading);
            margin: 14px 0 16px;
        }

        @media (min-width: 768px) {
            .article-header h1 {
                font-size: 40px;
                line-height: 1.3;
            }
        }

        .eyebrow-line {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--primary);
            font-weight: 700;
            font-size: 13px;
            letter-spacing: .02em;
        }

        .eyebrow-line::before {
            content: "";
            width: 20px;
            height: 2px;
            border-radius: 2px;
            background: var(--primary);
        }

        .article-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 14px;
            font-size: 14px;
            color: var(--muted);
            border-top: 1px solid var(--line);
            padding-top: 16px;
            margin-top: 20px;
        }

        .tag-pill {
            display: inline-flex;
            align-items: center;
            background: var(--primary-soft);
            color: var(--primary);
            border-radius: 999px;
            padding: 5px 12px;
            font-size: 13px;
            font-weight: 700;
        }

        .article-body {
            font-size: 16px;
            line-height: 1.9;
            color: var(--ink);
        }

        .article-body > * + * {
            margin-top: 1.35em;
        }

        .article-body p {
            margin-bottom: 0.2em;
        }

        .article-body h2,
        .article-body h3,
        .article-body h4 {
            color: var(--heading);
            font-weight: 800;
            margin-top: 1.8em;
            margin-bottom: .6em;
            line-height: 1.4;
        }

        .article-body h2 {
            font-size: 25px;
        }

        .article-body h3 {
            font-size: 21px;
        }

        .article-body h4 {
            font-size: 18px;
        }

        .article-body img {
            width: 100%;
            border-radius: 18px;
            border: 1px solid var(--line);
            margin: 1.6em 0;
        }

        .article-body blockquote {
            background: var(--primary-soft);
            border-left: 4px solid var(--primary);
            border-radius: 0 16px 16px 0;
            padding: 18px 22px;
            color: var(--heading);
            font-weight: 500;
            margin: 1.6em 0;
        }

        .article-body ul,
        .article-body ol {
            padding-left: 1.4em;
            margin: 1.2em 0;
        }

        .article-body ul {
            list-style: disc;
        }

        .article-body ol {
            list-style: decimal;
        }

        .article-body li {
            margin-bottom: .3em;
        }

        .article-body a {
            color: var(--primary);
            border-bottom: 1px solid rgba(45,119,184,.3);
            transition: border-color .2s;
        }

        .article-body a:hover {
            border-bottom-color: var(--primary);
        }

        .article-tags {
            display: grid;
            gap: 18px;
            margin-top: 36px;
            padding-top: 28px;
            border-top: 1px solid var(--line);
        }

        .article-tags-inner {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
        }

        .article-tags-inner .meta-label {
            font-size: 14px;
            color: var(--muted);
            font-weight: 600;
        }

        .chip-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--surface);
            border: 1px solid var(--line);
            color: var(--heading);
            padding: 7px 14px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
            transition: all .2s ease;
        }

        .chip-link:hover {
            border-color: var(--primary);
            background: var(--primary-soft);
            color: var(--primary);
        }

        .action-icons {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-left: auto;
        }

        .icon-action {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--canvas);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--muted);
            transition: all .2s;
            border: 1px solid transparent;
        }

        .icon-action:hover {
            background: var(--accent-soft);
            color: #C55246;
            border-color: rgba(245,120,106,.4);
        }

        .related-section {
            background: var(--canvas);
            padding: 56px 0 28px;
        }

        .related-section .section-title {
            display: flex;
            justify-content: space-between;
            align-items: flex-end;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 26px;
        }

        .related-section .section-title h2 {
            font-size: 24px;
            line-height: 1.35;
            color: var(--heading);
            font-weight: 800;
        }

        .content-card {
            background: var(--surface);
            border-radius: 20px;
            overflow: hidden;
            border: 1px solid rgba(225,232,239,.7);
            box-shadow: 0 4px 16px rgba(2,20,40,.04);
            transition: transform .25s ease, box-shadow .25s ease;
            display: flex;
            flex-direction: column;
        }

        .content-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .content-card .card-img {
            aspect-ratio: 16 / 9;
            background: linear-gradient(135deg,#E4ECF3,#D5E2ED);
        }

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

        .card-label {
            display: inline-block;
            background: var(--primary-soft);
            color: var(--primary);
            padding: 4px 10px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 700;
            line-height: 1.4;
        }

        .content-card .card-body {
            padding: 18px 18px 14px;
            display: flex;
            flex-direction: column;
            gap: 10px;
            flex: 1;
        }

        .content-card h3 {
            font-size: 18px;
            line-height: 1.45;
            font-weight: 700;
            color: var(--heading);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .content-card .summary {
            font-size: 14px;
            line-height: 1.65;
            color: var(--muted);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .content-card .card-bottom {
            margin-top: auto;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 8px;
            padding: 0 18px 14px;
        }

        .content-card time {
            font-size: 13px;
            color: var(--muted);
            font-variant-numeric: tabular-nums;
        }

        .bottom-links {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 18px;
            background: var(--surface);
            border-radius: 20px;
            padding: 20px 24px;
            margin-top: 28px;
            border: 1px solid var(--line);
            box-shadow: var(--shadow-card);
        }

        .bottom-links .info-line {
            color: var(--muted);
            font-size: 14px;
        }

        .not-found-block {
            background: var(--surface);
            border-radius: 24px;
            padding: 60px 24px;
            border: 1px solid var(--line);
            max-width: 640px;
            margin: 48px auto;
            text-align: center;
            box-shadow: var(--shadow-card);
        }

        .not-found-block h1 {
            font-size: 26px;
            color: var(--heading);
            font-weight: 800;
            margin-bottom: 12px;
        }

        .not-found-block p {
            color: var(--muted);
            margin-bottom: 24px;
            font-size: 15px;
        }

        .cta-band {
            background: linear-gradient(120deg, var(--primary-soft), #F7FAFD 62%);
            border-radius: 28px;
            padding: 36px 30px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            border: 1px solid rgba(45,119,184,.12);
            margin: 28px 0 0;
        }

        .cta-band h2 {
            font-size: 24px;
            color: var(--heading);
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 6px;
        }

        .cta-band p {
            color: var(--muted);
            font-size: 14px;
            max-width: 520px;
        }

        footer {
            background: #11283B;
            color: #fff;
        }

        .footer-links a {
            color: rgba(255,255,255,.65);
            transition: color .2s;
        }

        .footer-links a:hover {
            color: #fff;
        }

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

        @media (max-width: 1023px) {
            .header-desktop {
                display: none;
            }
        }

        @media (max-width: 639px) {
            .article-card {
                padding: 24px 18px;
                border-radius: 18px;
            }
            .article-header h1 {
                font-size: 25px;
                line-height: 1.4;
            }
            .breadcrumb .current {
                max-width: 200px;
            }
            .bottom-links {
                flex-direction: column;
                align-items: flex-start;
            }
        }

/* roulang page: category1 */
:root {
        --canvas: #F4F7FB;
        --surface: #FFFFFF;
        --ink: #1F2733;
        --heading: #11283B;
        --primary: #2D77B8;
        --primary-soft: #E8F1F8;
        --accent: #F5786A;
        --accent-soft: #FDEEEB;
        --line: #E1E8EF;
        --muted: #64748B;
        --shadow-card: 0 8px 30px rgba(2, 20, 40, .06);
        --shadow-hover: 0 12px 40px rgba(2, 20, 40, .10);
    }

    html {
        scroll-behavior: smooth;
    }

    body {
        background: var(--canvas);
        color: var(--ink);
        font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, "Segoe UI", sans-serif;
        -webkit-font-smoothing: antialiased;
    }

    .site-container {
        width: 100%;
        max-width: 1280px;
        margin-left: auto;
        margin-right: auto;
        padding-left: 1rem;
        padding-right: 1rem;
    }

    .text-heading {
        color: var(--heading);
    }

    .text-ink {
        color: var(--ink);
    }

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

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

    .border-line {
        border-color: var(--line);
    }

    .bg-surface {
        background: var(--surface);
    }

    .bg-canvas {
        background: var(--canvas);
    }

    .bg-primary-soft {
        background: var(--primary-soft);
    }

    .bg-accent-soft {
        background: var(--accent-soft);
    }

    .shadow-card {
        box-shadow: var(--shadow-card);
    }

    .shadow-hover {
        box-shadow: var(--shadow-hover);
    }

    .btn-primary {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: .5rem;
        background: var(--primary);
        color: #fff;
        padding: .8rem 1.65rem;
        border-radius: 999px;
        font-weight: 600;
        font-size: .95rem;
        line-height: 1.2;
        border: 1px solid transparent;
        transition: all .2s ease;
        cursor: pointer;
    }

    .btn-primary:hover {
        background: #1D5F9A;
        color: #fff;
        transform: translateY(-1px);
        box-shadow: var(--shadow-hover);
    }

    .btn-primary:active {
        background: #175080;
        transform: translateY(0);
    }

    .btn-secondary {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: .5rem;
        background: var(--surface);
        border: 1px solid var(--line);
        color: var(--heading);
        padding: .8rem 1.65rem;
        border-radius: 999px;
        font-weight: 600;
        font-size: .95rem;
        transition: all .2s ease;
    }

    .btn-secondary:hover {
        border-color: var(--primary);
        color: var(--primary);
        background: var(--primary-soft);
    }

    .btn-accent {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: .5rem;
        background: var(--accent);
        color: #fff;
        padding: .8rem 1.6rem;
        border-radius: 999px;
        font-weight: 600;
        font-size: .95rem;
        transition: all .2s ease;
    }

    .btn-accent:hover {
        background: #E05A4D;
        color: #fff;
        transform: translateY(-1px);
    }

    a,
    button,
    input {
        outline-offset: 2px;
    }

    a:focus-visible,
    button:focus-visible,
    input:focus-visible,
    summary:focus-visible {
        outline: 2px dashed var(--primary);
        outline-offset: 2px;
    }

    .site-header {
        position: sticky;
        top: 0;
        z-index: 50;
        background: rgba(255, 255, 255, .96);
        border-bottom: 1px solid var(--line);
    }

    .nav-link {
        position: relative;
        display: inline-flex;
        align-items: center;
        gap: .35rem;
        font-size: .95rem;
        color: var(--ink);
        font-weight: 500;
        padding: .4rem 0;
        transition: color .2s;
        white-space: nowrap;
    }

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

    .nav-link.nav-active {
        color: var(--primary);
        font-weight: 700;
    }

    .nav-link.nav-active::before {
        content: "";
        position: absolute;
        left: 50%;
        bottom: -4px;
        width: 6px;
        height: 6px;
        margin-left: -3px;
        border-radius: 50%;
        background: var(--primary);
    }

    .logo-badge {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 36px;
        height: 36px;
        border-radius: 14px;
        background: var(--primary-soft);
        color: var(--primary);
        flex-shrink: 0;
    }

    .label-chip {
        display: inline-flex;
        align-items: center;
        gap: .45rem;
        background: var(--accent-soft);
        color: #c05648;
        font-size: .78rem;
        font-weight: 600;
        padding: .35rem .8rem;
        border-radius: 999px;
        white-space: nowrap;
    }

    .icon-dot {
        width: 7px;
        height: 7px;
        border-radius: 50%;
        background: var(--accent);
        flex-shrink: 0;
    }

    .mobile-menu-link {
        display: flex;
        align-items: center;
        gap: .6rem;
        padding: .8rem 0;
        font-weight: 600;
        font-size: 1.05rem;
        color: var(--heading);
        border-bottom: 1px solid var(--line);
    }

    .mobile-menu-link.mobile-active {
        color: var(--primary);
    }

    .mobile-menu-link.mobile-active::before {
        content: "";
        width: 8px;
        height: 8px;
        border-radius: 50%;
        background: var(--primary);
        flex-shrink: 0;
    }

    .mobile-menu-link:not(.mobile-active)::before {
        content: "";
        width: 8px;
        height: 8px;
        border-radius: 50%;
        background: var(--line);
        flex-shrink: 0;
    }

    .section-base {
        padding: 4rem 0;
    }

    .section-title {
        font-size: 1.8rem;
        font-weight: 800;
        line-height: 1.3;
        color: var(--heading);
        letter-spacing: -0.01em;
    }

    .hero-bg {
        background-image: url('/assets/images/backpic/back-2.webp');
        background-size: cover;
        background-position: center;
        position: relative;
    }

    .hero-bg::before {
        content: "";
        position: absolute;
        inset: 0;
        background: linear-gradient(105deg, rgba(255, 255, 255, .98) 0%, rgba(255, 255, 255, .94) 46%, rgba(244, 247, 251, .82) 100%);
    }

    .feature-card {
        transition: transform .25s ease, box-shadow .25s ease;
    }

    .feature-card:hover {
        transform: translateY(-6px);
        box-shadow: var(--shadow-hover);
    }

    .feature-card:hover .card-arrow {
        color: var(--primary);
        transform: translateX(4px);
    }

    .media-label {
        position: absolute;
        top: 1rem;
        left: 1rem;
        background: rgba(255, 255, 255, .88);
        backdrop-filter: blur(6px);
        color: var(--heading);
        font-size: .75rem;
        font-weight: 600;
        padding: .35rem .8rem;
        border-radius: 999px;
        box-shadow: 0 4px 14px rgba(2, 20, 40, .08);
    }

    .media-overlay {
        position: absolute;
        left: 0;
        right: 0;
        bottom: 0;
        padding: 1.2rem;
        background: linear-gradient(to top, rgba(5, 18, 30, .88), rgba(5, 18, 30, .08));
    }

    .anchor-pill {
        display: inline-flex;
        align-items: center;
        gap: .4rem;
        background: var(--surface);
        border: 1px solid var(--line);
        color: var(--ink);
        font-weight: 500;
        font-size: .85rem;
        padding: .6rem 1rem;
        border-radius: 999px;
        transition: all .2s ease;
        white-space: nowrap;
    }

    .anchor-pill:hover {
        border-color: var(--primary);
        color: var(--primary);
        background: var(--primary-soft);
    }

    .tag-sm {
        display: inline-flex;
        align-items: center;
        background: var(--primary-soft);
        color: var(--primary);
        font-size: .72rem;
        font-weight: 600;
        padding: .25rem .7rem;
        border-radius: 999px;
    }

    .rating-box {
        background: rgba(17, 40, 59, .86);
        color: #fff;
        border-radius: 1rem;
        padding: .45rem .7rem;
        backdrop-filter: blur(4px);
        font-size: .72rem;
        line-height: 1.3;
    }

    .horizontal-scroll {
        display: grid;
        grid-auto-flow: column;
        grid-auto-columns: minmax(260px, 1fr);
        gap: 1rem;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        padding-bottom: 1rem;
        scrollbar-width: thin;
        scrollbar-color: #c3d2df transparent;
    }

    .horizontal-scroll::-webkit-scrollbar {
        height: 6px;
    }

    .horizontal-scroll::-webkit-scrollbar-thumb {
        background: #c3d2df;
        border-radius: 999px;
    }

    .horizontal-scroll>article {
        scroll-snap-align: start;
    }

    .game-card-cover img {
        transition: transform .5s ease;
    }

    .game-card-cover:hover img {
        transform: scale(1.04);
    }

    .step-line {
        position: relative;
    }

    .step-line:not(:last-child)::after {
        content: "";
        position: absolute;
        left: 22px;
        top: 58px;
        bottom: -22px;
        width: 1px;
        background: var(--line);
    }

    .step-number {
        width: 46px;
        height: 46px;
        border-radius: 16px;
        background: var(--surface);
        border: 1px solid var(--line);
        display: inline-flex;
        align-items: center;
        justify-content: center;
        font-weight: 800;
        color: var(--primary);
        font-size: 1.2rem;
        box-shadow: var(--shadow-card);
        flex-shrink: 0;
    }

    .faq-item {
        background: var(--surface);
        border: 1px solid var(--line);
        border-radius: 1.1rem;
        padding: 0 1.25rem;
        transition: box-shadow .25s ease;
    }

    .faq-item.is-open {
        box-shadow: 0 8px 30px rgba(2, 20, 40, .06);
        border-color: #d1dce6;
    }

    .faq-question {
        width: 100%;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 1rem;
        padding: 1.1rem 0;
        text-align: left;
        font-weight: 600;
        font-size: .95rem;
        color: var(--heading);
        background: transparent;
        cursor: pointer;
    }

    .faq-icon {
        position: relative;
        flex: 0 0 auto;
        width: 22px;
        height: 22px;
        border-radius: 50%;
        border: 1px solid var(--primary);
        color: var(--primary);
        transition: all .3s ease;
    }

    .faq-icon::before,
    .faq-icon::after {
        content: "";
        position: absolute;
        top: 50%;
        left: 50%;
        width: 10px;
        height: 2px;
        border-radius: 2px;
        background: var(--primary);
        transform: translate(-50%, -50%);
        transition: all .3s ease;
    }

    .faq-icon::after {
        transform: translate(-50%, -50%) rotate(90deg);
    }

    .faq-item.is-open .faq-icon {
        background: var(--primary-soft);
        transform: rotate(180deg);
    }

    .faq-item.is-open .faq-icon::after {
        opacity: 0;
        transform: translate(-50%, -50%) rotate(0deg);
    }

    .faq-answer {
        max-height: 0;
        overflow: hidden;
        transition: max-height .35s ease, opacity .3s ease;
        opacity: 0;
    }

    .faq-item.is-open .faq-answer {
        max-height: 500px;
        opacity: 1;
    }

    .faq-answer-inner {
        padding: 0 0 1.2rem;
        color: var(--muted);
        font-size: .9rem;
        line-height: 1.8;
    }

    .cta-light {
        background: linear-gradient(120deg, var(--primary-soft) 0%, var(--canvas) 100%);
        border: 1px solid var(--line);
    }

    .footer-links a {
        color: rgba(255, 255, 255, .62);
        transition: color .2s ease, transform .2s ease;
    }

    .footer-links a:hover {
        color: #fff;
    }

    @media (max-width: 768px) {
        .section-title {
            font-size: 1.55rem;
        }
        .hero-bg::before {
            background: linear-gradient(180deg, rgba(255, 255, 255, .97) 0%, rgba(248, 250, 253, .94) 100%);
        }
    }

    @media (min-width: 768px) {
        .section-base {
            padding: 4.5rem 0;
        }
    }

    @media (min-width: 1024px) {
        .section-base {
            padding: 5rem 0;
        }
    }

/* roulang page: category2 */
:root {
            --canvas: #F4F7FB;
            --surface: #FFFFFF;
            --ink: #1F2733;
            --heading: #11283B;
            --primary: #2D77B8;
            --primary-soft: #E8F1F8;
            --accent: #F5786A;
            --accent-soft: #FDEEEB;
            --line: #E1E8EF;
            --muted: #64748B;
            --shadow-card: 0 8px 30px rgba(2, 20, 40, .06);
            --shadow-hover: 0 12px 40px rgba(2, 20, 40, .10);
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            background: var(--canvas);
            color: var(--ink);
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, "Segoe UI", sans-serif;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            text-decoration: none;
            transition: color .22s ease, background-color .22s ease, box-shadow .22s ease, border-color .22s ease, opacity .22s ease, transform .24s ease;
        }

        button {
            font-family: inherit;
            cursor: pointer;
        }

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

        .bg-canvas {
            background-color: var(--canvas);
        }

        .text-heading {
            color: var(--heading) !important;
        }

        .text-muted {
            color: var(--muted) !important;
        }

        .border-lin {
            border-color: var(--line) !important;
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 60;
            background: #fff;
            border-bottom: 1px solid var(--line);
            box-shadow: 0 6px 20px rgba(2, 20, 40, .04);
        }

        .logo-badge {
            width: 38px;
            height: 38px;
            border-radius: 13px;
            background: var(--primary);
            color: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 6px 16px rgba(45, 119, 184, .18);
            flex-shrink: 0;
        }

        .nav-link {
            font-size: 15px;
            font-weight: 600;
            color: var(--ink);
            padding: 8px 0;
            position: relative;
            display: inline-block;
            white-space: nowrap;
        }

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

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

        .nav-link.nav-active:after {
            content: "";
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            height: 3px;
            border-radius: 99px;
            background: var(--primary);
        }

        .btn-primary,
        .btn-accent,
        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: 999px;
            font-weight: 600;
            line-height: 1.2;
            border: 1px solid transparent;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
            padding: 13px 22px;
        }

        .btn-primary:hover {
            background: #1D5F9A;
            color: #fff;
            box-shadow: 0 10px 30px rgba(45, 119, 184, .22);
        }

        .btn-outline {
            background: #fff;
            color: var(--heading);
            border-color: var(--line);
            padding: 12px 20px;
        }

        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-soft);
        }

        .btn-accent {
            background: var(--accent);
            color: #fff;
            padding: 12px 20px;
        }

        .btn-accent:hover {
            background: #E05A4D;
        }

        .label-chip {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent-soft);
            color: #B5483C;
            font-size: 13px;
            font-weight: 600;
            padding: 8px 14px;
            border-radius: 999px;
        }

        .icon-dot {
            width: 7px;
            height: 7px;
            border-radius: 999px;
            background: var(--accent);
            display: inline-block;
        }

        .badge-plain {
            display: inline-flex;
            align-items: center;
            background: #fff;
            border: 1px solid var(--line);
            color: var(--muted);
            font-size: 12px;
            padding: 5px 10px;
            border-radius: 999px;
            font-weight: 500;
        }

        .badge-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            white-space: nowrap;
            padding: 5px 12px;
            border-radius: 999px;
            border: 1px solid var(--primary);
            color: var(--primary);
            background: var(--primary-soft);
            font-size: 12px;
            font-weight: 600;
        }

        .badge-accent {
            display: inline-flex;
            align-items: center;
            white-space: nowrap;
            padding: 5px 12px;
            border-radius: 999px;
            background: var(--accent);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
        }

        .hero-cat {
            position: relative;
            overflow: hidden;
        }

        .hero-cat:before {
            content: "";
            position: absolute;
            inset: 0;
            background:
                linear-gradient(90deg,
                    rgba(244, 247, 251, .98) 0%,
                    rgba(244, 247, 251, .94) 45%,
                    rgba(244, 247, 251, .76) 100%);
            z-index: 1;
        }

        .hero-cat .site-container {
            position: relative;
            z-index: 3;
        }

        .stat-box {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: 16px;
            padding: 14px 14px 12px;
            text-align: center;
            box-shadow: var(--shadow-card);
        }

        .stat-box strong {
            display: block;
            font-size: 24px;
            font-weight: 800;
            color: var(--heading);
            line-height: 1.2;
            font-variant-numeric: tabular-nums;
        }

        .stat-box span {
            font-size: 12px;
            color: var(--muted);
            line-height: 1.6;
        }

        .card-lift {
            transition: transform .25s ease, box-shadow .25s ease;
        }

        .card-lift:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .cat-tabs {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            background: #fff;
            border: 1px solid var(--line);
            border-radius: 18px;
            padding: 6px;
            box-shadow: var(--shadow-card);
            margin-bottom: 12px;
        }

        .cat-tabs a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 600;
            color: var(--ink);
            padding: 10px 18px;
            border-radius: 12px;
        }

        .cat-tabs a:hover {
            background: var(--primary-soft);
            color: var(--primary);
        }

        .match-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 14px;
            flex-wrap: wrap;
            background: #fff;
            border: 1px solid var(--line);
            border-radius: 20px;
            padding: 18px 20px;
            box-shadow: var(--shadow-card);
            transition: transform .25s ease, box-shadow .25s ease, border-color .22s ease;
        }

        .match-row:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(45, 119, 184, .35);
        }

        .match-time-box {
            background: var(--primary-soft);
            color: var(--primary);
            border-radius: 12px;
            padding: 10px 12px;
            text-align: center;
            min-width: 74px;
            line-height: 1.2;
            font-weight: 700;
            font-variant-numeric: tabular-nums;
        }

        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 14px;
            background: var(--primary-soft);
            color: var(--primary);
            font-weight: 800;
            font-size: 18px;
            flex-shrink: 0;
        }

        .faq-item {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: 18px;
            overflow: hidden;
            transition: box-shadow .22s ease, border-color .22s ease;
        }

        .faq-item.open {
            border-color: rgba(45, 119, 184, .28);
            box-shadow: var(--shadow-card);
        }

        .faq-q {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            text-align: left;
            background: transparent;
            border: 0;
            padding: 18px 20px;
            font-size: 15px;
            font-weight: 600;
            color: var(--heading);
            line-height: 1.6;
        }

        .faq-q span:first-child {
            flex: 1;
        }

        .faq-icon {
            width: 26px;
            height: 26px;
            border-radius: 999px;
            background: var(--primary-soft);
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 18px;
            line-height: 1;
            transition: transform .28s ease, background-color .22s ease, color .22s ease;
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--accent-soft);
            color: var(--accent);
        }

        .faq-answer {
            max-height: 0;
            opacity: 0;
            overflow: hidden;
            transition: max-height .3s ease, opacity .3s ease;
            font-size: 14px;
            color: var(--muted);
            padding: 0 20px;
        }

        .faq-item.open .faq-answer {
            max-height: 340px;
            opacity: 1;
            padding-bottom: 20px;
        }

        .footer-links a {
            color: rgba(255, 255, 255, .62);
            line-height: 2;
            transition: color .2s ease;
        }

        .footer-links a:hover {
            color: #fff;
        }

        .mobile-menu {
            position: fixed;
            top: 0;
            right: 0;
            bottom: 0;
            width: min(90vw, 380px);
            z-index: 90;
            background: #fff;
            box-shadow: var(--shadow-hover);
            transform: translateX(108%);
            transition: transform .3s ease;
            display: flex;
            flex-direction: column;
            visibility: hidden;
        }

        .mobile-menu.open {
            transform: translateX(0);
            visibility: visible;
        }

        .mb-nav-link {
            display: flex;
            align-items: center;
            padding: 13px 16px;
            border-radius: 14px;
            font-size: 15px;
            font-weight: 600;
            color: var(--ink);
        }

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

        .mb-nav-link.nav-active {
            background: var(--primary-soft);
            color: var(--primary);
        }

        @media (max-width: 640px) {
            .site-container {
                padding-inline: 16px;
            }

            .stat-box strong {
                font-size: 20px;
            }

            .faq-q {
                font-size: 14px;
                padding: 16px;
            }

            .faq-answer {
                padding-inline: 16px;
            }

            .faq-item.open .faq-answer {
                padding-bottom: 16px;
            }
        }

/* roulang page: category3 */
:root {
            --canvas: #F4F7FB;
            --surface: #FFFFFF;
            --ink: #1F2733;
            --heading: #11283B;
            --primary: #2D77B8;
            --primary-soft: #E8F1F8;
            --accent: #F5786A;
            --accent-soft: #FDEEEB;
            --line: #E1E8EF;
            --muted: #64748B;
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, "Segoe UI", sans-serif;
            margin: 0;
            background: var(--canvas);
            color: var(--ink);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

        img,
        svg,
        video {
            display: inline-block;
            vertical-align: middle;
        }

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

        button,
        input {
            font-family: inherit;
        }

        .site-container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(255, 255, 255, .96);
            border-bottom: 1px solid var(--line);
        }

        .text-heading {
            color: var(--heading);
        }

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

        .text-accent {
            color: var(--accent);
        }

        .logo-badge {
            width: 40px;
            height: 40px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 14px;
            background: var(--primary-soft);
            color: var(--primary);
            transition: background .2s, color .2s;
        }

        .logo-badge svg {
            width: 20px;
            height: 20px;
        }

        .nav-link {
            position: relative;
            display: inline-flex;
            align-items: center;
            gap: .25rem;
            padding: .4rem 0;
            color: var(--muted);
            font-size: .95rem;
            font-weight: 500;
            transition: color .2s;
        }

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

        .nav-link.nav-active {
            color: var(--heading);
            font-weight: 700;
        }

        .nav-link.nav-active::after {
            content: "";
            position: absolute;
            left: 0;
            right: 0;
            bottom: -.25rem;
            height: 2px;
            border-radius: 999px;
            background: var(--primary);
        }

        .btn-primary,
        .btn-secondary,
        .btn-accent,
        .btn-white {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: .5rem;
            border-radius: 999px;
            padding: .75rem 1.4rem;
            font-size: .95rem;
            font-weight: 600;
            line-height: 1;
            transition: background .2s, border-color .2s, color .2s, box-shadow .2s, transform .2s;
            cursor: pointer;
            border: 1px solid transparent;
        }

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

        .btn-primary:hover {
            background: #1D5F9A;
            box-shadow: 0 10px 24px rgba(45, 119, 184, .2);
        }

        .btn-primary:active {
            background: #174E7E;
        }

        .btn-secondary {
            background: #fff;
            border-color: var(--line);
            color: var(--heading);
        }

        .btn-secondary:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-soft);
        }

        .btn-accent {
            background: var(--accent);
            color: #fff;
        }

        .btn-accent:hover {
            background: #E05A4D;
        }

        .btn-white {
            background: #fff;
            color: var(--heading);
        }

        .btn-white:hover {
            background: var(--primary-soft);
            color: var(--primary);
        }

        .label-chip {
            display: inline-flex;
            align-items: center;
            gap: .45rem;
            padding: .45rem .8rem;
            border-radius: 999px;
            background: var(--primary-soft);
            color: var(--primary);
            font-size: .78rem;
            font-weight: 600;
            white-space: nowrap;
        }

        .icon-dot {
            display: inline-block;
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--accent);
            box-shadow: 0 0 0 3px var(--accent-soft);
        }

        .mobile-menu-close,
        .mobile-menu-btn {
            width: 40px;
            height: 40px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            border: 1px solid var(--line);
            background: #fff;
            color: var(--heading);
            transition: background .2s, border-color .2s;
        }

        .mobile-menu-close:hover,
        .mobile-menu-btn:hover {
            background: var(--primary-soft);
            border-color: rgba(45, 119, 184, .3);
        }

        .mobile-panel {
            position: fixed;
            inset: 0;
            z-index: 80;
            background: #fff;
            padding: 1rem;
            transform: translateX(100%);
            transition: transform .3s ease;
            overflow-y: auto;
        }

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

        .category-hero {
            position: relative;
            color: #fff;
            overflow: hidden;
            background-color: #11283B;
            background-image: linear-gradient(90deg, rgba(17, 40, 59, .92), rgba(17, 40, 59, .68)), url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
        }

        .category-breadcrumb {
            display: flex;
            align-items: center;
            gap: .5rem;
            font-size: .85rem;
            color: rgba(255, 255, 255, .7);
        }

        .category-breadcrumb a:hover {
            color: #fff;
        }

        .anchor-bar {
            display: flex;
            flex-wrap: wrap;
            gap: .75rem;
            justify-content: center;
        }

        .anchor-link {
            display: inline-flex;
            align-items: center;
            padding: .6rem 1.1rem;
            border-radius: 999px;
            background: #fff;
            border: 1px solid var(--line);
            color: var(--heading);
            font-size: .88rem;
            font-weight: 600;
            transition: all .2s;
        }

        .anchor-link:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-soft);
        }

        .eyebrow-chip {
            display: inline-flex;
            align-items: center;
            gap: .5rem;
            padding: .35rem .75rem;
            border-radius: 999px;
            background: rgba(255, 255, 255, .12);
            color: rgba(255, 255, 255, .85);
            font-size: .78rem;
            letter-spacing: .05em;
        }

        .section-icon {
            width: 48px;
            height: 48px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 16px;
            background: var(--primary-soft);
            color: var(--primary);
        }

        .media-frame {
            border-radius: 1.25rem;
            overflow: hidden;
            background: #D8E2EC;
            border: 1px solid rgba(255, 255, 255, .08);
        }

        .stream-row {
            display: grid;
            grid-template-columns: 92px 1fr auto;
            gap: 1rem;
            align-items: center;
            padding: .85rem;
            border-radius: 1rem;
            background: #fff;
            border: 1px solid var(--line);
            transition: transform .2s, border-color .2s, box-shadow .2s;
        }

        .stream-row:hover {
            transform: translateY(-2px);
            border-color: rgba(45, 119, 184, .35);
            box-shadow: 0 12px 30px rgba(2, 20, 40, .07);
        }

        .stream-cover {
            width: 92px;
            height: 64px;
            object-fit: cover;
            border-radius: .65rem;
            background: var(--primary-soft);
        }

        .tag-soft,
        .tag-accent {
            display: inline-flex;
            align-items: center;
            padding: .3rem .65rem;
            border-radius: 999px;
            font-size: .74rem;
            font-weight: 600;
            white-space: nowrap;
        }

        .tag-soft {
            background: var(--primary-soft);
            color: var(--primary);
        }

        .tag-accent {
            background: var(--accent-soft);
            color: var(--accent);
        }

        .feature-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.25rem;
        }

        .feature-card {
            padding: 1.6rem 1.4rem;
            border-radius: 1.25rem;
            background: #fff;
            border: 1px solid var(--line);
            box-shadow: 0 8px 30px rgba(2, 20, 40, .04);
            transition: transform .2s, box-shadow .2s, border-color .2s;
        }

        .feature-card:hover {
            border-color: rgba(45, 119, 184, .3);
            transform: translateY(-4px);
            box-shadow: 0 12px 38px rgba(2, 20, 40, .08);
        }

        .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 32px;
            height: 32px;
            padding: 0 .4rem;
            border-radius: 999px;
            background: var(--primary-soft);
            color: var(--primary);
            font-weight: 800;
            font-size: .9rem;
            margin-bottom: 1rem;
        }

        .cta-banner {
            background: linear-gradient(135deg, var(--primary-soft), #FBFDFF 60%, #FDF4F2);
            border: 1px solid #E1E8EF;
            border-radius: 2rem;
            overflow: hidden;
        }

        .subscribe-form input {
            height: 48px;
            width: 100%;
            border: 1px solid var(--line);
            background: #fff;
            border-radius: 999px;
            padding: 0 1.1rem;
            font-size: .95rem;
            color: var(--heading);
            transition: border-color .2s, background .2s;
        }

        .subscribe-form input:focus {
            outline: 2px dashed var(--primary);
            outline-offset: 3px;
            border-color: var(--primary);
            background: rgba(232, 241, 248, .3);
        }

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

        .form-message {
            font-size: .85rem;
            color: var(--accent);
            min-height: 1.4em;
            margin-top: .35rem;
            padding-left: .6rem;
        }

        .faq-item {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: 1rem;
            margin-bottom: .9rem;
            transition: border-color .2s, box-shadow .2s;
        }

        .faq-item.open {
            border-color: rgba(45, 119, 184, .3);
            box-shadow: 0 8px 24px rgba(2, 20, 40, .05);
        }

        .faq-toggle {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            padding: 1.1rem 1.25rem;
            background: transparent;
            border: none;
            color: var(--heading);
            font-size: .95rem;
            font-weight: 600;
            line-height: 1.5;
            cursor: pointer;
            text-align: left;
            border-radius: 1rem;
        }

        .faq-toggle:focus-visible,
        .btn-primary:focus-visible,
        .btn-secondary:focus-visible,
        .btn-accent:focus-visible,
        .anchor-link:focus-visible,
        .nav-link:focus-visible {
            outline: 2px dashed var(--primary);
            outline-offset: 3px;
        }

        .faq-icon {
            flex: 0 0 28px;
            width: 28px;
            height: 28px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: var(--primary-soft);
            color: var(--primary);
            transition: transform .3s, background .2s;
        }

        .faq-icon svg {
            width: 15px;
            height: 15px;
        }

        .faq-item.open .faq-icon {
            transform: rotate(180deg);
            background: var(--accent-soft);
            color: var(--accent);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .35s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 320px;
        }

        .faq-answer-inner {
            padding: 0 1.35rem 1.25rem;
            color: var(--muted);
            font-size: .88rem;
            border-top: 0;
        }

        .footer-links a {
            color: rgba(255, 255, 255, .62);
            transition: color .2s, opacity .2s;
        }

        .footer-links a:hover {
            color: #fff;
        }

        @media (max-width: 1024px) {
            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

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

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

            .stream-row {
                grid-template-columns: 78px 1fr auto;
                gap: .7rem;
                padding: .7rem;
            }

            .stream-cover {
                width: 78px;
                height: 60px;
            }
        }

/* roulang page: category4 */
:root {
    --canvas: #F4F7FB;
    --surface: #FFFFFF;
    --ink: #1F2733;
    --heading: #11283B;
    --primary: #2D77B8;
    --primary-soft: #E8F1F8;
    --accent: #F5786A;
    --accent-soft: #FDEEEB;
    --line: #E1E8EF;
    --muted: #64748B;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    background: var(--canvas);
    color: var(--ink);
    font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, "Segoe UI", sans-serif;
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
.site-container {
    width: 100%;
    max-width: 80rem;
    margin: 0 auto;
    padding-left: 1rem;
    padding-right: 1rem;
}
@media (min-width: 768px) {
    .site-container { padding-left: 1.5rem; padding-right: 1.5rem; }
}
@media (min-width: 1280px) {
    .site-container { padding-left: 2rem; padding-right: 2rem; }
}
.section-pad { padding: 4rem 0; }
@media (min-width: 768px) {
    .section-pad { padding: 5.5rem 0; }
}
@media (min-width: 1024px) {
    .section-pad { padding: 6.5rem 0; }
}
.text-muted { color: var(--muted); }
.text-heading { color: var(--heading); }
.bg-surface-master { background: var(--surface); }
.bg-canvas-master { background: var(--canvas); }
.img-fallback {
    background: linear-gradient(135deg, #E8F1F8 0%, #F6F9FC 64%, #FDEEEB 100%);
}
.card-shadow { box-shadow: 0 8px 30px rgba(2, 20, 40, .06); }
.card-shadow-hover { box-shadow: 0 12px 40px rgba(2, 20, 40, .10); }

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255,255,255,.92);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
}
.logo-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    border-radius: .8rem;
    background: var(--primary-soft);
    color: var(--primary);
}
.nav-link {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: .32rem;
    font-size: .93rem;
    font-weight: 600;
    color: var(--heading);
    letter-spacing: .01em;
    padding: .4rem 0;
    transition: color .2s ease;
}
.nav-link:hover {
    color: var(--primary);
}
.nav-link.nav-active {
    color: var(--primary);
}
.nav-link.nav-active::before {
    content: "";
    width: 5px;
    height: 5px;
    border-radius: 999px;
    background: var(--primary);
    display: inline-block;
    flex: 0 0 auto;
}
.header-desktop .nav-item {
    position: relative;
}
.btn-primary,
.btn-outline,
.btn-accent,
.btn-ghost {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    font-weight: 600;
    min-height: 44px;
    padding: .65rem 1.45rem;
    border: 1px solid transparent;
    line-height: 1.2;
    cursor: pointer;
    transition: background .2s ease, box-shadow .2s ease, border-color .2s ease, transform .2s ease, color .2s ease;
}
.btn-primary {
    background: var(--primary);
    color: #fff;
}
.btn-primary:hover { background: #1D5F9A; box-shadow: 0 12px 28px rgba(45,119,184,.22); transform: translateY(-2px); }
.btn-primary:active { filter: brightness(.94); transform: translateY(0); }
.btn-outline {
    background: #fff;
    border-color: var(--line);
    color: var(--heading);
}
.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary-soft);
    transform: translateY(-2px);
}
.btn-accent {
    background: var(--accent);
    color: #fff;
}
.btn-accent:hover { background: #E05A4D; transform: translateY(-2px); box-shadow: 0 12px 28px rgba(245,120,106,.20); }
.btn-accent:active { transform: translateY(0); }
a:focus-visible,
button:focus-visible {
    outline: 2px dashed var(--primary);
    outline-offset: 2px;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    background: var(--primary-soft);
    color: var(--primary);
    font-size: .78rem;
    font-weight: 700;
    border-radius: 999px;
    padding: .38rem .9rem;
}
.icon-dot {
    width: 7px;
    height: 7px;
    border-radius: 999px;
    background: var(--accent);
    display: inline-block;
}
.label-chip {
    display: inline-flex;
    align-items: center;
    gap: .45rem;
    background: var(--accent-soft);
    color: var(--accent);
    border-radius: 999px;
    font-size: .78rem;
    font-weight: 600;
    padding: .38rem .85rem;
    transition: background .2s, transform .2s;
}
.label-chip:hover {
    background: #fde2dc;
    transform: translateY(-1px);
}
.category-hero {
    background: var(--surface);
    border-bottom: 1px solid var(--line);
    overflow: hidden;
}
.hero-visual {
    position: relative;
    overflow: hidden;
    border-radius: 1.5rem;
    min-height: 340px;
    background: linear-gradient(160deg, #DFEBF4 0%, #F7FAFD 48%, #FBEDEA 100%);
    box-shadow: 0 20px 54px rgba(10, 28, 46, .12);
}
.hero-visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    inset: 0;
}
.hero-visual-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(17,40,59,.08) 0%, rgba(17,40,59,.78) 100%);
}
.hero-visual-note {
    position: absolute;
    inset: auto 1.1rem 1.1rem 1.1rem;
    color: #fff;
    background: rgba(17,40,59,.66);
    border: 1px solid rgba(255,255,255,.22);
    backdrop-filter: blur(8px);
    border-radius: 1.1rem;
    padding: 1rem 1.2rem;
}
.hero-badges {
    display: flex;
    flex-wrap: wrap;
    gap: .6rem;
    margin-top: 1.6rem;
}
.hero-badge {
    background: var(--canvas);
    border: 1px solid var(--line);
    color: var(--ink);
    font-size: .82rem;
    font-weight: 600;
    padding: .4rem .9rem;
    border-radius: 999px;
}
.anchor-row {
    display: flex;
    flex-wrap: wrap;
    gap: .75rem;
}
.anchor-pill {
    display: inline-flex;
    gap: .45rem;
    align-items: center;
    background: var(--surface);
    color: var(--heading);
    border: 1px solid var(--line);
    border-radius: 999px;
    padding: .62rem 1.15rem;
    font-size: .88rem;
    font-weight: 600;
    transition: all .2s ease;
}
.anchor-pill:hover {
    border-color: var(--primary);
    background: var(--primary-soft);
    color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 10px 26px rgba(45,119,184,.10);
}
.section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1.5rem;
    margin-bottom: 2.6rem;
}
.section-kicker {
    color: var(--primary);
    font-size: .82rem;
    font-weight: 800;
    letter-spacing: .12em;
    display: block;
    margin-bottom: .55rem;
}
.section-title {
    margin: 0;
    font-size: clamp(1.6rem, 2.6vw, 2.25rem);
    line-height: 1.35;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--heading);
}
.section-desc {
    color: var(--muted);
    font-size: 1rem;
    margin: .8rem 0 0;
    max-width: 34rem;
}
.step-card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 1.4rem;
    padding: 1.7rem 1.5rem;
    transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    height: 100%;
}
.step-card:hover {
    transform: translateY(-5px);
    border-color: #C9DFF2;
    box-shadow: 0 12px 40px rgba(2,20,40,.10);
}
.step-num {
    width: 2.5rem;
    height: 2.5rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: .8rem;
    background: var(--primary-soft);
    color: var(--primary);
    font-size: .85rem;
    font-weight: 800;
    letter-spacing: .02em;
    margin-bottom: 1.1rem;
}
.step-card h3 {
    font-size: 1.08rem;
    font-weight: 800;
    color: var(--heading);
    margin: 0 0 .55rem;
}
.step-card p {
    color: var(--muted);
    font-size: .9rem;
    margin: 0;
    line-height: 1.8;
}
.channel-scroll {
    display: flex;
    gap: 1.4rem;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    padding: .5rem .2rem 1.4rem;
    scrollbar-width: thin;
    scrollbar-color: #CAD9E7 transparent;
}
.channel-card {
    min-width: 300px;
    flex: 0 0 300px;
    scroll-snap-align: start;
    background: var(--surface);
    border-radius: 1.5rem;
    border: 1px solid var(--line);
    overflow: hidden;
    transition: transform .2s ease, box-shadow .2s ease;
    display: flex;
    flex-direction: column;
}
.channel-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(2,20,40,.10);
}
.channel-card-cover {
    position: relative;
    aspect-ratio: 16/9;
    background-color: var(--primary-soft);
    overflow: hidden;
}
.channel-card-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .4s ease;
}
.channel-card:hover .channel-card-cover img { transform: scale(1.045); }
.channel-card-body {
    padding: 1.25rem 1.35rem 1.4rem;
    display: flex;
    flex-direction: column;
    gap: .65rem;
    flex: 1;
}
.channel-card label {
    font-size: .76rem;
    font-weight: 700;
    color: var(--primary);
    background: var(--primary-soft);
    padding: .26rem .75rem;
    border-radius: 999px;
    width: fit-content;
}
.channel-card h3 {
    font-size: 1.12rem;
    font-weight: 800;
    color: var(--heading);
    margin: .1rem 0 0;
    line-height: 1.5;
}
.channel-card p {
    color: var(--muted);
    font-size: .88rem;
    margin: 0;
    line-height: 1.75;
}
.card-link {
    margin-top: auto;
    display: inline-flex;
    align-items: center;
    gap: .3rem;
    color: var(--primary);
    font-size: .9rem;
    font-weight: 700;
}
.card-link svg { transition: transform .2s ease; }
.channel-card:hover .card-link svg { transform: translateX(4px); }
.safety-card {
    background: var(--surface);
    border-radius: 1.4rem;
    border: 1px solid var(--line);
    overflow: hidden;
    transition: transform .2s ease, box-shadow .2s ease;
    height: 100%;
}
.safety-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(2,20,40,.10);
}
.safety-card-media {
    aspect-ratio: 16/10;
    background: #EDF2F7;
    overflow: hidden;
}
.safety-card-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.safety-card-body { padding: 1.3rem 1.35rem 1.5rem; }
.safety-card-body h3 {
    color: var(--heading);
    font-size: 1.08rem;
    font-weight: 800;
    margin: 0 0 .5rem;
}
.safety-card-body p {
    color: var(--muted);
    font-size: .88rem;
    line-height: 1.8;
    margin: 0;
}
.vertical-guide-list .guide-item {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 1.2rem;
    align-items: flex-start;
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--line);
}
.vertical-guide-list .guide-item:first-child { padding-top: .1rem; }
.vertical-guide-list .guide-item:last-child { border-bottom: 0; }
.guide-order {
    font-weight: 800;
    color: var(--primary);
    font-size: .95rem;
    background: var(--primary-soft);
    padding: .5rem .95rem;
    border-radius: .9rem;
    line-height: 1;
    display: inline-flex;
    align-items: center;
}
.guide-item h3 {
    color: var(--heading);
    font-weight: 800;
    font-size: 1.06rem;
    margin: 0 0 .35rem;
    line-height: 1.5;
}
.guide-item p {
    color: var(--muted);
    margin: 0;
    font-size: .92rem;
    line-height: 1.8;
}
.cta-panel {
    border-radius: 2rem;
    overflow: hidden;
    background: linear-gradient(120deg, var(--primary-soft) 0%, #DEEAF5 46%, #FFF 100%);
    border: 1px solid #DAE7F2;
    padding: 2.6rem 1.5rem;
}
@media (min-width: 768px) {
    .cta-panel { padding: 3.6rem 4rem; }
}
.cta-panel h2 {
    margin: 0 0 .9rem;
    font-size: clamp(1.65rem, 4vw, 2.4rem);
    line-height: 1.4;
    color: var(--heading);
    font-weight: 800;
    letter-spacing: -0.02em;
}
.cta-panel p {
    color: var(--muted);
    font-size: 1rem;
    max-width: 36rem;
}
.faq-shell {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 1.5rem;
    overflow: hidden;
}
.faq-item {
    border-bottom: 1px solid var(--line);
    transition: background .2s ease;
}
.faq-item:last-child { border-bottom: 0; }
.faq-item.open { background: #FBFCFE; }
.faq-question {
    width: 100%;
    background: transparent;
    border: 0;
    padding: 1.35rem 1.4rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.2rem;
    cursor: pointer;
    color: var(--heading);
    font-size: 1rem;
    font-weight: 700;
    text-align: left;
}
.faq-icon {
    flex: 0 0 auto;
    width: 1.6rem;
    height: 1.6rem;
    border-radius: 999px;
    background: var(--primary-soft);
    color: var(--primary);
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: transform .25s ease, background .25s ease, color .25s ease;
}
.faq-icon::before,
.faq-icon::after {
    content: "";
    width: 11px;
    height: 2px;
    background: currentColor;
    border-radius: 2px;
    position: absolute;
    transition: opacity .2s ease, transform .25s ease;
}
.faq-icon::after { transform: rotate(90deg); }
.faq-item.open .faq-icon { transform: rotate(135deg); background: var(--accent-soft); color: var(--accent); }
.faq-answer-box {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows .32s ease;
}
.faq-item.open .faq-answer-box { grid-template-rows: 1fr; }
.faq-answer-inner {
    overflow: hidden;
    min-height: 0;
}
.faq-answer-inner p {
    margin: 0;
    color: var(--muted);
    font-size: .94rem;
    line-height: 1.9;
    padding: 0 1.4rem 1.4rem;
    max-width: 58rem;
}
.footer-links a {
    color: rgba(255,255,255,.68);
    transition: color .2s ease, padding-left .2s ease;
}
.footer-links a:hover { color: #fff; padding-left: 3px; }

.mobile-drawer {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    z-index: 60;
    width: min(86vw, 340px);
    background: #fff;
    padding: 1.4rem 1.5rem 2rem;
    transform: translateX(108%);
    transition: transform .32s ease;
    display: flex;
    flex-direction: column;
    visibility: hidden;
}
.mobile-drawer.is-open {
    transform: translateX(0);
    visibility: visible;
    box-shadow: -20px 0 60px rgba(2,20,40,.16);
}
.mobile-drawer nav a {
    display: flex;
    align-items: center;
    min-height: 48px;
    font-weight: 700;
    color: var(--heading);
    border-bottom: 1px solid var(--line);
    transition: color .2s ease;
}
.mobile-drawer nav a:hover { color: var(--primary); }
.mobile-drawer nav a.nav-active { color: var(--primary); }
.mobile-menu-overlay {
    position: fixed;
    inset: 0;
    z-index: 55;
    background: rgba(17,40,59,.45);
    opacity: 0;
    pointer-events: none;
    transition: opacity .3s ease;
}
.mobile-menu-overlay.is-open { opacity: 1; pointer-events: auto; }
@media (min-width: 1024px) {
    .mobile-drawer, .mobile-menu-overlay { display: none !important; }
}