/* roulang page: index */
:root {
            --primary: #6d4aff;
            --primary-dark: #4a2fd2;
            --secondary: #ff5d7d;
            --accent: #4de3bd;
            --ink: #17132f;
            --text: #302b49;
            --muted: #706b86;
            --paper: #f7f7fc;
            --surface: #ffffff;
            --surface-soft: #f0eefb;
            --border: rgba(68, 55, 117, .13);
            --radius-sm: 12px;
            --radius-md: 20px;
            --radius-lg: 30px;
            --shadow-sm: 0 10px 30px rgba(42, 31, 89, .08);
            --shadow-md: 0 22px 60px rgba(42, 31, 89, .14);
            --gradient: linear-gradient(135deg, #6d4aff 0%, #9b55ff 50%, #ff5d7d 100%);
            --container: 1180px;
        }

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

        html {
            scroll-behavior: smooth;
            scroll-padding-top: 92px;
        }

        body {
            margin: 0;
            color: var(--text);
            background: var(--paper);
            font-family: Inter, "PingFang SC", "Microsoft YaHei", sans-serif;
            font-size: 16px;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

        body::before {
            position: fixed;
            z-index: -1;
            top: -180px;
            left: -170px;
            width: 520px;
            height: 520px;
            border-radius: 50%;
            background: rgba(109, 74, 255, .09);
            filter: blur(30px);
            content: "";
            pointer-events: none;
        }

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

        button, input {
            font: inherit;
        }

        button {
            cursor: pointer;
        }

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

        :focus-visible {
            outline: 3px solid rgba(109, 74, 255, .35);
            outline-offset: 3px;
        }

        .container {
            width: min(calc(100% - 40px), var(--container));
            margin-inline: auto;
        }

        .site-header {
            position: sticky;
            z-index: 50;
            top: 0;
            border-bottom: 1px solid rgba(68, 55, 117, .1);
            background: rgba(247, 247, 252, .88);
            box-shadow: 0 8px 28px rgba(35, 25, 76, .05);
            backdrop-filter: blur(18px);
        }

        .nav-shell {
            display: flex;
            min-height: 76px;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            color: var(--ink);
            font-size: 19px;
            font-weight: 900;
            letter-spacing: -.03em;
        }

        .brand-mark {
            display: grid;
            width: 42px;
            height: 42px;
            place-items: center;
            border-radius: 14px;
            color: #fff;
            background: var(--gradient);
            box-shadow: 0 10px 25px rgba(109, 74, 255, .3);
        }

        .brand-mark svg {
            width: 23px;
            height: 23px;
        }

        .nav-cta, .btn {
            display: inline-flex;
            min-height: 48px;
            align-items: center;
            justify-content: center;
            gap: 9px;
            padding: 0 20px;
            border: 1px solid transparent;
            border-radius: 14px;
            font-weight: 800;
            line-height: 1.2;
        }

        .nav-cta {
            color: #fff;
            background: var(--ink);
            box-shadow: 0 10px 26px rgba(23, 19, 47, .18);
        }

        .nav-cta:hover, .nav-cta.active {
            color: #fff;
            background: var(--primary);
            transform: translateY(-2px);
        }

        .btn-primary {
            color: #fff;
            background: var(--gradient);
            box-shadow: 0 14px 32px rgba(109, 74, 255, .25);
        }

        .btn-primary:hover {
            color: #fff;
            box-shadow: 0 18px 38px rgba(109, 74, 255, .35);
            transform: translateY(-2px);
        }

        .btn-secondary {
            color: var(--ink);
            border-color: var(--border);
            background: rgba(255, 255, 255, .85);
        }

        .btn-secondary:hover {
            border-color: rgba(109, 74, 255, .3);
            background: #fff;
            transform: translateY(-2px);
        }

        .eyebrow, .badge {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            width: fit-content;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 800;
        }

        .eyebrow {
            padding: 8px 13px;
            color: var(--primary-dark);
            border: 1px solid rgba(109, 74, 255, .16);
            background: rgba(109, 74, 255, .08);
        }

        .eyebrow::before {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--secondary);
            box-shadow: 0 0 0 5px rgba(255, 93, 125, .12);
            content: "";
        }

        .badge {
            padding: 5px 10px;
            color: var(--primary-dark);
            background: #ece8ff;
        }

        .badge.live {
            color: #aa2947;
            background: #ffe8ee;
        }

        .badge.safe {
            color: #08745b;
            background: #dcfff5;
        }

        .section {
            position: relative;
            padding: 88px 0;
        }

        .section-compact {
            padding: 54px 0;
        }

        .section-white {
            background: var(--surface);
        }

        .section-dark {
            color: #fff;
            background: var(--ink);
        }

        .section-heading {
            max-width: 760px;
            margin-bottom: 38px;
        }

        .section-heading.center {
            margin-right: auto;
            margin-left: auto;
            text-align: center;
        }

        .section-title {
            margin: 12px 0 14px;
            color: var(--ink);
            font-size: clamp(30px, 4vw, 48px);
            font-weight: 900;
            line-height: 1.12;
            letter-spacing: -.045em;
        }

        .section-dark .section-title {
            color: #fff;
        }

        .section-copy {
            margin: 0;
            color: var(--muted);
            font-size: 17px;
        }

        .section-dark .section-copy {
            color: #bcb7d1;
        }

        .hero {
            position: relative;
            padding: 72px 0 80px;
            overflow: hidden;
        }

        .hero::after {
            position: absolute;
            z-index: -1;
            right: -180px;
            bottom: -260px;
            width: 650px;
            height: 650px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(255, 93, 125, .2), transparent 68%);
            content: "";
        }

        .hero-intro {
            display: grid;
            grid-template-columns: minmax(0, 1.08fr) minmax(340px, .92fr);
            gap: 42px;
            align-items: center;
        }

        .hero h1 {
            max-width: 760px;
            margin: 20px 0;
            color: var(--ink);
            font-size: clamp(42px, 6vw, 72px);
            font-weight: 950;
            line-height: 1.04;
            letter-spacing: -.06em;
        }

        .gradient-text {
            color: transparent;
            background: var(--gradient);
            -webkit-background-clip: text;
            background-clip: text;
        }

        .hero-copy {
            max-width: 720px;
            margin: 0;
            color: #5e5873;
            font-size: 18px;
            line-height: 1.9;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 28px;
        }

        .compare-stage {
            display: grid;
            gap: 14px;
            padding: 18px;
            border: 1px solid rgba(255, 255, 255, .6);
            border-radius: var(--radius-lg);
            background: rgba(255, 255, 255, .72);
            box-shadow: var(--shadow-md);
            backdrop-filter: blur(15px);
        }

        .compare-card {
            position: relative;
            padding: 24px;
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            background: #fff;
            overflow: hidden;
        }

        .compare-card.after {
            color: #fff;
            border-color: transparent;
            background: var(--ink);
        }

        .compare-card h2 {
            margin: 12px 0 8px;
            font-size: 22px;
            font-weight: 900;
            line-height: 1.25;
        }

        .compare-card p {
            margin: 0;
            color: var(--muted);
            font-size: 14px;
        }

        .compare-card.after p {
            color: #c7c2da;
        }

        .mini-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            margin-top: 18px;
            padding-top: 16px;
            border-top: 1px solid var(--border);
        }

        .after .mini-row {
            border-color: rgba(255, 255, 255, .12);
        }

        .mini-dots {
            display: flex;
            gap: 6px;
        }

        .mini-dots i {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #d5d1e1;
        }

        .after .mini-dots i:nth-child(1) { background: var(--accent); }
        .after .mini-dots i:nth-child(2) { background: #8c75ff; }
        .after .mini-dots i:nth-child(3) { background: var(--secondary); }

        .kpi-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 14px;
        }

        .kpi-card {
            padding: 25px;
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            background: #fff;
            box-shadow: var(--shadow-sm);
        }

        .kpi-value {
            display: block;
            margin-bottom: 5px;
            color: var(--ink);
            font-size: 34px;
            font-weight: 950;
            line-height: 1;
        }

        .kpi-label {
            color: var(--muted);
            font-size: 14px;
        }

        .matrix-layout {
            display: grid;
            grid-template-columns: .72fr 1.28fr;
            gap: 26px;
            align-items: start;
        }

        .matrix-lead {
            position: sticky;
            top: 108px;
            padding: 32px;
            border-radius: var(--radius-lg);
            color: #fff;
            background: var(--gradient);
            box-shadow: var(--shadow-md);
        }

        .matrix-lead h2 {
            margin: 15px 0;
            font-size: 38px;
            font-weight: 950;
            line-height: 1.12;
            letter-spacing: -.04em;
        }

        .matrix-lead p {
            margin: 0;
            color: rgba(255, 255, 255, .84);
        }

        .service-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }

        .service-card, .story-card, .news-card, .channel-card {
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            background: #fff;
            transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
        }

        .service-card {
            min-height: 214px;
            padding: 25px;
        }

        .service-card:hover, .story-card:hover, .news-card:hover, .channel-card:hover {
            border-color: rgba(109, 74, 255, .28);
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }

        .icon-box {
            display: grid;
            width: 46px;
            height: 46px;
            margin-bottom: 20px;
            place-items: center;
            border-radius: 14px;
            color: var(--primary);
            background: #efecff;
        }

        .icon-box svg {
            width: 23px;
            height: 23px;
        }

        .card-title {
            margin: 0 0 9px;
            color: var(--ink);
            font-size: 20px;
            font-weight: 900;
            line-height: 1.3;
        }

        .card-copy {
            margin: 0;
            color: var(--muted);
            font-size: 14px;
            line-height: 1.8;
        }

        .scene-board {
            display: grid;
            grid-template-columns: 1.15fr .85fr;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            background: #fff;
            box-shadow: var(--shadow-sm);
            overflow: hidden;
        }

        .scene-content {
            padding: 44px;
        }

        .scene-panel {
            padding: 34px;
            color: #fff;
            background: var(--ink);
        }

        .scene-panel h3 {
            margin: 0 0 20px;
            font-size: 22px;
            font-weight: 900;
        }

        .timeline-mini {
            display: grid;
            gap: 13px;
        }

        .timeline-mini li {
            display: grid;
            grid-template-columns: 68px 1fr;
            gap: 14px;
            align-items: center;
            padding: 14px;
            border: 1px solid rgba(255, 255, 255, .1);
            border-radius: 14px;
            background: rgba(255, 255, 255, .06);
        }

        .timeline-mini time {
            color: var(--accent);
            font-weight: 900;
        }

        .timeline-mini span {
            color: #d7d3e5;
            font-size: 14px;
        }

        .difference-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .difference-box {
            padding: 34px;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
        }

        .difference-box.old {
            background: #f0eff5;
        }

        .difference-box.new {
            color: #fff;
            border-color: transparent;
            background: var(--gradient);
            box-shadow: var(--shadow-md);
        }

        .difference-box h3 {
            margin: 13px 0 18px;
            font-size: 26px;
            font-weight: 950;
        }

        .check-list {
            display: grid;
            gap: 13px;
            margin: 0;
            padding: 0;
            list-style: none;
        }

        .check-list li {
            display: flex;
            gap: 11px;
            align-items: flex-start;
        }

        .check-list i {
            display: grid;
            flex: 0 0 24px;
            width: 24px;
            height: 24px;
            margin-top: 2px;
            place-items: center;
            border-radius: 50%;
            color: var(--primary);
            background: #e7e2ff;
            font-size: 13px;
            font-style: normal;
            font-weight: 900;
        }

        .new .check-list i {
            color: var(--ink);
            background: var(--accent);
        }

        .case-layout {
            display: grid;
            grid-template-columns: 1.25fr .75fr;
            gap: 22px;
        }

        .story-card {
            padding: 36px;
        }

        .story-card h3 {
            margin: 14px 0;
            color: var(--ink);
            font-size: 27px;
            font-weight: 950;
            line-height: 1.25;
        }

        .story-points {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 12px;
            margin-top: 25px;
        }

        .story-point {
            padding: 17px;
            border-radius: 16px;
            background: var(--surface-soft);
        }

        .story-point strong {
            display: block;
            margin-bottom: 5px;
            color: var(--primary-dark);
        }

        .story-point span {
            color: var(--muted);
            font-size: 13px;
        }

        .result-card {
            display: flex;
            min-height: 100%;
            flex-direction: column;
            justify-content: space-between;
            padding: 34px;
            border-radius: var(--radius-lg);
            color: #fff;
            background: var(--ink);
        }

        .result-number {
            display: block;
            color: var(--accent);
            font-size: 52px;
            font-weight: 950;
            line-height: 1;
        }

        .result-card p {
            color: #bcb7d1;
        }

        .milestone-track {
            position: relative;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }

        .milestone-track::before {
            position: absolute;
            top: 23px;
            right: 8%;
            left: 8%;
            height: 2px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            content: "";
        }

        .milestone {
            position: relative;
            z-index: 1;
            padding-top: 56px;
        }

        .milestone::before {
            position: absolute;
            top: 13px;
            left: 0;
            width: 22px;
            height: 22px;
            border: 5px solid #fff;
            border-radius: 50%;
            background: var(--primary);
            box-shadow: 0 0 0 2px var(--primary);
            content: "";
        }

        .milestone:nth-child(even)::before {
            background: var(--secondary);
            box-shadow: 0 0 0 2px var(--secondary);
        }

        .milestone h3 {
            margin: 0 0 8px;
            color: var(--ink);
            font-size: 18px;
            font-weight: 900;
        }

        .milestone p {
            margin: 0;
            color: var(--muted);
            font-size: 14px;
        }

        .news-layout {
            display: grid;
            grid-template-columns: 1.2fr .8fr;
            gap: 22px;
        }

        .featured-news {
            display: flex;
            min-height: 380px;
            flex-direction: column;
            justify-content: flex-end;
            padding: 36px;
            border-radius: var(--radius-lg);
            color: #fff;
            background:
                radial-gradient(circle at 85% 15%, rgba(77, 227, 189, .28), transparent 25%),
                radial-gradient(circle at 10% 90%, rgba(255, 93, 125, .28), transparent 30%),
                linear-gradient(145deg, #241b53, #17132f);
            box-shadow: var(--shadow-md);
        }

        .featured-news h3 {
            max-width: 620px;
            margin: 14px 0 10px;
            font-size: 31px;
            font-weight: 950;
            line-height: 1.25;
        }

        .featured-news p {
            max-width: 640px;
            margin: 0;
            color: #c9c5db;
        }

        .news-stack {
            display: grid;
            gap: 14px;
        }

        .news-card {
            padding: 21px;
        }

        .news-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            margin-bottom: 8px;
            color: var(--muted);
            font-size: 12px;
        }

        .news-card h3 {
            margin: 0 0 7px;
            color: var(--ink);
            font-size: 17px;
            font-weight: 900;
            line-height: 1.4;
        }

        .news-card p {
            margin: 0;
            color: var(--muted);
            font-size: 13px;
        }

        .channel-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 18px;
        }

        .channel-card {
            display: flex;
            min-height: 230px;
            flex-direction: column;
            padding: 25px;
        }

        .channel-card .channel-link {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            margin-top: auto;
            padding-top: 20px;
            color: var(--primary-dark);
            font-weight: 850;
        }

        .channel-link:hover {
            color: var(--secondary);
        }

        .schedule-shell {
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            background: #fff;
            box-shadow: var(--shadow-sm);
            overflow: hidden;
        }

        .schedule-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 18px;
            padding: 24px 28px;
            border-bottom: 1px solid var(--border);
            background: #fbfaff;
        }

        .schedule-head h3 {
            margin: 0;
            color: var(--ink);
            font-size: 20px;
            font-weight: 900;
        }

        .schedule-list {
            margin: 0;
            padding: 0;
            list-style: none;
        }

        .match-row {
            display: grid;
            grid-template-columns: 145px 1fr 180px;
            gap: 20px;
            align-items: center;
            padding: 22px 28px;
            border-bottom: 1px solid var(--border);
        }

        .match-row:last-child {
            border-bottom: 0;
        }

        .match-time strong, .match-pair strong {
            display: block;
            color: var(--ink);
        }

        .match-time span, .match-pair span, .match-note {
            color: var(--muted);
            font-size: 13px;
        }

        .match-note {
            text-align: right;
        }

        .guarantee-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2px;
            border: 1px solid rgba(255, 255, 255, .1);
            border-radius: var(--radius-lg);
            background: rgba(255, 255, 255, .1);
            overflow: hidden;
        }

        .guarantee-item {
            padding: 30px 25px;
            background: var(--ink);
        }

        .guarantee-item strong {
            display: block;
            margin: 14px 0 7px;
            font-size: 18px;
        }

        .guarantee-item p {
            margin: 0;
            color: #aaa5c0;
            font-size: 13px;
        }

        .guarantee-icon {
            display: grid;
            width: 42px;
            height: 42px;
            place-items: center;
            border-radius: 13px;
            color: var(--accent);
            background: rgba(77, 227, 189, .12);
        }

        .faq-wrap {
            display: grid;
            grid-template-columns: .75fr 1.25fr;
            gap: 50px;
            align-items: start;
        }

        .faq-list {
            display: grid;
            gap: 12px;
        }

        details {
            border: 1px solid var(--border);
            border-radius: 16px;
            background: #fff;
            transition: box-shadow .2s ease, border-color .2s ease;
        }

        details[open] {
            border-color: rgba(109, 74, 255, .25);
            box-shadow: var(--shadow-sm);
        }

        summary {
            position: relative;
            padding: 21px 54px 21px 22px;
            color: var(--ink);
            font-weight: 900;
            list-style: none;
            cursor: pointer;
        }

        summary::-webkit-details-marker {
            display: none;
        }

        summary::after {
            position: absolute;
            top: 19px;
            right: 21px;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            color: var(--primary);
            background: #efecff;
            text-align: center;
            line-height: 28px;
            content: "+";
        }

        details[open] summary::after {
            content: "−";
        }

        .faq-answer {
            padding: 0 22px 22px;
            color: var(--muted);
            font-size: 14px;
        }

        .download-panel {
            display: grid;
            grid-template-columns: 1fr auto;
            gap: 30px;
            align-items: center;
            padding: 42px;
            border-radius: var(--radius-lg);
            color: #fff;
            background: var(--gradient);
            box-shadow: var(--shadow-md);
        }

        .download-panel h2 {
            margin: 0 0 10px;
            font-size: clamp(28px, 4vw, 42px);
            font-weight: 950;
            line-height: 1.15;
            letter-spacing: -.04em;
        }

        .download-panel p {
            max-width: 770px;
            margin: 0;
            color: rgba(255, 255, 255, .86);
        }

        .download-panel .btn {
            color: var(--ink);
            background: #fff;
            white-space: nowrap;
        }

        .download-panel .btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 15px 32px rgba(23, 19, 47, .2);
        }

        .site-footer {
            padding: 54px 0 104px;
            color: #aca7bf;
            background: #100d22;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1fr auto;
            gap: 35px;
            align-items: end;
        }

        .footer-brand {
            color: #fff;
        }

        .footer-copy {
            max-width: 700px;
            margin: 15px 0 0;
            font-size: 14px;
        }

        .footer-meta {
            text-align: right;
            font-size: 13px;
        }

        .footer-meta p {
            margin: 5px 0;
        }

        .fixed-conversion {
            position: fixed;
            z-index: 60;
            right: 18px;
            bottom: 18px;
            left: 18px;
            display: flex;
            max-width: 840px;
            min-height: 66px;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            margin: auto;
            padding: 10px 12px 10px 22px;
            border: 1px solid rgba(255, 255, 255, .14);
            border-radius: 18px;
            color: #fff;
            background: rgba(23, 19, 47, .94);
            box-shadow: 0 18px 60px rgba(15, 11, 35, .34);
            backdrop-filter: blur(16px);
        }

        .fixed-conversion strong {
            display: block;
            line-height: 1.35;
        }

        .fixed-conversion span {
            color: #bdb8d0;
            font-size: 12px;
        }

        .fixed-conversion .btn {
            min-height: 44px;
            padding-inline: 17px;
            border-radius: 12px;
            white-space: nowrap;
        }

        @media (max-width: 1024px) {
            .hero-intro, .matrix-layout, .scene-board, .news-layout, .faq-wrap {
                grid-template-columns: 1fr;
            }

            .matrix-lead {
                position: relative;
                top: auto;
            }

            .kpi-grid, .guarantee-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .case-layout {
                grid-template-columns: 1fr;
            }

            .channel-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .milestone-track {
                grid-template-columns: repeat(2, 1fr);
            }

            .milestone-track::before {
                display: none;
            }
        }

        @media (max-width: 768px) {
            .container {
                width: min(calc(100% - 28px), var(--container));
            }

            .nav-shell {
                min-height: 68px;
            }

            .brand {
                font-size: 16px;
            }

            .brand-mark {
                width: 38px;
                height: 38px;
            }

            .nav-cta {
                min-height: 42px;
                padding: 0 14px;
                font-size: 14px;
            }

            .hero {
                padding: 50px 0 60px;
            }

            .hero-intro {
                gap: 28px;
            }

            .hero h1 {
                font-size: clamp(39px, 12vw, 58px);
            }

            .section {
                padding: 68px 0;
            }

            .section-compact {
                padding: 44px 0;
            }

            .service-grid, .difference-grid, .story-points {
                grid-template-columns: 1fr;
            }

            .scene-content, .scene-panel, .story-card, .result-card {
                padding: 28px;
            }

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

            .match-row {
                grid-template-columns: 100px 1fr;
                padding: 19px;
            }

            .match-note {
                grid-column: 1 / -1;
                text-align: left;
            }

            .download-panel {
                grid-template-columns: 1fr;
                padding: 30px;
            }

            .download-panel .btn {
                width: 100%;
            }

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

            .footer-meta {
                text-align: left;
            }
        }

        @media (max-width: 520px) {
            body {
                font-size: 15px;
            }

            .brand span:last-child {
                max-width: 150px;
                line-height: 1.15;
            }

            .nav-cta {
                font-size: 0;
            }

            .nav-cta::after {
                font-size: 13px;
                content: "S16专题";
            }

            .hero-actions {
                flex-direction: column;
            }

            .hero-actions .btn {
                width: 100%;
            }

            .compare-card {
                padding: 20px;
            }

            .kpi-grid, .guarantee-grid, .milestone-track {
                grid-template-columns: 1fr;
            }

            .matrix-lead h2 {
                font-size: 32px;
            }

            .service-card {
                min-height: auto;
            }

            .scene-content, .scene-panel {
                padding: 23px;
            }

            .timeline-mini li {
                grid-template-columns: 58px 1fr;
            }

            .featured-news {
                min-height: 340px;
                padding: 27px;
            }

            .featured-news h3 {
                font-size: 26px;
            }

            .schedule-head {
                align-items: flex-start;
                flex-direction: column;
            }

            .match-row {
                grid-template-columns: 1fr;
                gap: 8px;
            }

            .match-note {
                grid-column: auto;
            }

            .fixed-conversion {
                right: 8px;
                bottom: 8px;
                left: 8px;
                padding-left: 15px;
            }

            .fixed-conversion span {
                display: none;
            }

            .fixed-conversion strong {
                max-width: 160px;
                font-size: 13px;
            }

            .fixed-conversion .btn {
                padding-inline: 13px;
                font-size: 13px;
            }
        }

/* roulang page: category1 */
:root {
 --primary: #6d4aff;
 --primary-dark: #4a2fd2;
 --secondary: #ff5d7d;
 --accent: #4de3bd;
 --ink: #17132f;
 --text: #302b49;
 --muted: #706b86;
 --paper: #f7f7fc;
 --surface: #ffffff;
 --surface-soft: #f0eefb;
 --border: rgba(68, 55, 117, .13);
 --radius-sm: 12px;
 --radius-md: 20px;
 --radius-lg: 30px;
 --shadow-sm: 0 10px 30px rgba(42, 31, 89, .08);
 --shadow-md: 0 22px 60px rgba(42, 31, 89, .14);
 --gradient: linear-gradient(135deg, #6d4aff 0%, #9b55ff 50%, #ff5d7d 100%);
 --container: 1180px;
}
*,
*::before,
*::after {
 box-sizing: border-box;
}
html {
 scroll-behavior: smooth;
 scroll-padding-top: 92px;
}
body {
 margin: 0;
 padding-bottom: 82px;
 color: var(--text);
 background: var(--paper);
 font-family: Inter, "PingFang SC", "Microsoft YaHei", sans-serif;
 font-size: 16px;
 line-height: 1.75;
 -webkit-font-smoothing: antialiased;
 overflow-x: hidden;
}
body::before {
 position: fixed;
 z-index: -1;
 top: -180px;
 left: -170px;
 width: 520px;
 height: 520px;
 border-radius: 50%;
 background: rgba(109, 74, 255, .09);
 filter: blur(30px);
 content: "";
 pointer-events: none;
}
body::after {
 position: fixed;
 z-index: -1;
 right: -220px;
 bottom: 5%;
 width: 480px;
 height: 480px;
 border-radius: 50%;
 background: rgba(255, 93, 125, .07);
 filter: blur(46px);
 content: "";
 pointer-events: none;
}
::selection {
 color: #fff;
 background: var(--primary);
}
a {
 color: inherit;
 text-decoration: none;
 transition: color .22s ease, background-color .22s ease, border-color .22s ease, transform .22s ease, box-shadow .22s ease;
}
button,
input {
 font: inherit;
}
button {
 cursor: pointer;
}
img,
svg {
 display: block;
 max-width: 100%;
}
.container {
 width: min(calc(100% - 40px), var(--container));
 margin-inline: auto;
}
.site-header {
 position: sticky;
 z-index: 50;
 top: 0;
 border-bottom: 1px solid rgba(68, 55, 117, .1);
 background: rgba(247, 247, 252, .88);
 box-shadow: 0 8px 28px rgba(35, 25, 76, .05);
 backdrop-filter: blur(18px);
}
.nav-shell {
 display: flex;
 min-height: 76px;
 align-items: center;
 justify-content: space-between;
 gap: 24px;
}
.brand {
 display: inline-flex;
 align-items: center;
 gap: 12px;
 color: var(--ink);
 font-size: 19px;
 font-weight: 900;
 letter-spacing: -.03em;
}
.brand:hover {
 color: var(--primary);
}
.brand-mark {
 display: grid;
 width: 42px;
 height: 42px;
 flex: 0 0 auto;
 place-items: center;
 border-radius: 14px;
 color: #fff;
 background: var(--gradient);
 box-shadow: 0 10px 25px rgba(109, 74, 255, .3);
}
.brand-mark svg {
 width: 23px;
 height: 23px;
}
.nav-cta,
.btn {
 display: inline-flex;
 min-height: 48px;
 align-items: center;
 justify-content: center;
 gap: 9px;
 padding: 0 20px;
 border: 1px solid transparent;
 border-radius: 14px;
 font-weight: 800;
 line-height: 1.2;
}
.nav-cta {
 color: #fff;
 background: var(--ink);
 box-shadow: 0 10px 26px rgba(23, 19, 47, .18);
}
.nav-cta:hover,
.nav-cta.active {
 color: #fff;
 background: var(--primary);
 transform: translateY(-2px);
}
.nav-cta.active {
 box-shadow: 0 12px 30px rgba(109, 74, 255, .27);
}
.btn-primary {
 color: #fff;
 background: var(--gradient);
 box-shadow: 0 14px 32px rgba(109, 74, 255, .25);
}
.btn-primary:hover {
 color: #fff;
 box-shadow: 0 18px 38px rgba(109, 74, 255, .35);
 transform: translateY(-2px);
}
.btn-secondary {
 color: var(--ink);
 border-color: var(--border);
 background: rgba(255, 255, 255, .85);
}
.btn-secondary:hover {
 border-color: rgba(109, 74, 255, .3);
 background: #fff;
 transform: translateY(-2px);
}
.btn:focus-visible,
.nav-cta:focus-visible,
.brand:focus-visible,
a:focus-visible,
summary:focus-visible {
 outline: 3px solid rgba(77, 227, 189, .7);
 outline-offset: 4px;
}
.eyebrow,
.badge {
 display: inline-flex;
 align-items: center;
 gap: 7px;
 width: fit-content;
 border-radius: 999px;
 font-size: 13px;
 font-weight: 800;
}
.eyebrow {
 padding: 8px 13px;
 color: var(--primary-dark);
 border: 1px solid rgba(109, 74, 255, .16);
 background: rgba(109, 74, 255, .08);
}
.eyebrow::before {
 width: 7px;
 height: 7px;
 border-radius: 50%;
 background: var(--secondary);
 box-shadow: 0 0 0 5px rgba(255, 93, 125, .12);
 content: "";
}
.badge {
 padding: 5px 10px;
 color: var(--primary-dark);
 background: #ece8ff;
}
.badge.live {
 color: #aa2947;
 background: #ffe8ee;
}
.badge.safe {
 color: #08745b;
 background: #dcfff5;
}
.section {
 position: relative;
 padding: 88px 0;
}
.section-compact {
 padding: 54px 0;
}
.section-white {
 background: var(--surface);
}
.section-soft {
 background: var(--surface-soft);
}
.section-dark {
 color: #fff;
 background: var(--ink);
}
.section-heading {
 max-width: 760px;
 margin-bottom: 38px;
}
.section-heading.center {
 margin-right: auto;
 margin-left: auto;
 text-align: center;
}
.section-title {
 margin: 12px 0 14px;
 color: var(--ink);
 font-size: clamp(30px, 4vw, 48px);
 font-weight: 900;
 line-height: 1.12;
 letter-spacing: -.045em;
}
.section-dark .section-title {
 color: #fff;
}
.section-copy {
 margin: 0;
 color: var(--muted);
 font-size: 17px;
}
.section-dark .section-copy {
 color: rgba(255,255,255,.7);
}
.topic-hero {
 position: relative;
 padding: 72px 0 58px;
 overflow: hidden;
}
.topic-hero::after {
 position: absolute;
 z-index: -1;
 top: 35px;
 right: -100px;
 width: 470px;
 height: 470px;
 border-radius: 50%;
 background: var(--gradient);
 opacity: .12;
 filter: blur(15px);
 content: "";
}
.breadcrumb {
 display: flex;
 flex-wrap: wrap;
 align-items: center;
 gap: 9px;
 margin-bottom: 28px;
 color: var(--muted);
 font-size: 14px;
 font-weight: 700;
}
.breadcrumb a:hover {
 color: var(--primary);
}
.breadcrumb .current {
 color: var(--primary-dark);
}
.hero-grid {
 display: grid;
 grid-template-columns: minmax(0, 1.18fr) minmax(340px, .82fr);
 align-items: stretch;
 gap: 38px;
}
.hero-content {
 padding: 20px 0;
}
.hero-title {
 max-width: 800px;
 margin: 20px 0 22px;
 color: var(--ink);
 font-size: clamp(40px, 6vw, 72px);
 font-weight: 950;
 line-height: 1.03;
 letter-spacing: -.06em;
}
.gradient-text {
 color: transparent;
 background: var(--gradient);
 -webkit-background-clip: text;
 background-clip: text;
}
.hero-lead {
 max-width: 760px;
 margin: 0;
 color: var(--muted);
 font-size: clamp(17px, 2vw, 20px);
 line-height: 1.8;
}
.hero-actions {
 display: flex;
 flex-wrap: wrap;
 gap: 12px;
 margin-top: 30px;
}
.trust-row {
 display: flex;
 flex-wrap: wrap;
 gap: 12px 20px;
 margin-top: 28px;
 color: var(--muted);
 font-size: 14px;
 font-weight: 700;
}
.trust-item {
 display: inline-flex;
 align-items: center;
 gap: 8px;
}
.trust-dot {
 width: 8px;
 height: 8px;
 border-radius: 50%;
 background: var(--accent);
 box-shadow: 0 0 0 5px rgba(77, 227, 189,.14);
}
.hero-board {
 position: relative;
 overflow: hidden;
 padding: 26px;
 border: 1px solid rgba(255,255,255,.08);
 border-radius: var(--radius-lg);
 color: #fff;
 background: var(--ink);
 box-shadow: var(--shadow-md);
}
.hero-board::before {
 position: absolute;
 top: -130px;
 right: -100px;
 width: 280px;
 height: 280px;
 border-radius: 50%;
 background: var(--gradient);
 opacity: .65;
 filter: blur(15px);
 content: "";
}
.board-top,
.board-list,
.board-note {
 position: relative;
 z-index: 1;
}
.board-top {
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 16px;
 padding-bottom: 20px;
 border-bottom: 1px solid rgba(255,255,255,.12);
}
.board-kicker {
 margin: 0 0 4px;
 color: rgba(255,255,255,.6);
 font-size: 12px;
 font-weight: 800;
 letter-spacing: .12em;
}
.board-title {
 margin: 0;
 font-size: 23px;
 font-weight: 900;
}
.pulse {
 display: inline-flex;
 align-items: center;
 gap: 7px;
 padding: 7px 10px;
 border-radius: 999px;
 color: #ffdce5;
 background: rgba(255,93,125,.18);
 font-size: 12px;
 font-weight: 900;
}
.pulse::before {
 width: 7px;
 height: 7px;
 border-radius: 50%;
 background: var(--secondary);
 box-shadow: 0 0 0 5px rgba(255,93,125,.14);
 content: "";
}
.board-list {
 display: grid;
 gap: 12px;
 margin-top: 18px;
}
.board-item {
 display: grid;
 grid-template-columns: 44px 1fr auto;
 align-items: center;
 gap: 12px;
 padding: 13px;
 border: 1px solid rgba(255,255,255,.09);
 border-radius: 16px;
 background: rgba(255,255,255,.06);
}
.board-icon,
.icon-box {
 display: grid;
 place-items: center;
 border-radius: 13px;
 font-weight: 900;
}
.board-icon {
 width: 44px;
 height: 44px;
 color: var(--accent);
 background: rgba(77,227,189,.11);
}
.board-item strong,
.board-item span {
 display: block;
}
.board-item strong {
 font-size: 15px;
}
.board-item span {
 color: rgba(255,255,255,.58);
 font-size: 12px;
}
.board-status {
 color: #fff !important;
 font-weight: 800;
}
.board-note {
 margin: 18px 0 0;
 color: rgba(255,255,255,.62);
 font-size: 13px;
}
.flash-shell {
 display: grid;
 grid-template-columns: 150px 1fr auto;
 align-items: center;
 gap: 20px;
 padding: 18px 22px;
 border: 1px solid var(--border);
 border-radius: var(--radius-md);
 background: var(--surface);
 box-shadow: var(--shadow-sm);
}
.flash-label {
 display: inline-flex;
 align-items: center;
 gap: 9px;
 color: var(--ink);
 font-weight: 900;
}
.flash-label::before {
 width: 9px;
 height: 9px;
 border-radius: 50%;
 background: var(--secondary);
 box-shadow: 0 0 0 5px rgba(255,93,125,.12);
 content: "";
}
.flash-text {
 margin: 0;
 color: var(--muted);
}
.flash-tag {
 white-space: nowrap;
 color: var(--primary-dark);
 font-size: 13px;
 font-weight: 900;
}
.feature-strip {
 display: grid;
 grid-template-columns: repeat(3, 1fr);
 gap: 18px;
}
.feature-card {
 position: relative;
 padding: 28px;
 overflow: hidden;
 border: 1px solid var(--border);
 border-radius: var(--radius-md);
 background: var(--surface);
 box-shadow: var(--shadow-sm);
 transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.feature-card:hover {
 border-color: rgba(109,74,255,.28);
 box-shadow: var(--shadow-md);
 transform: translateY(-5px);
}
.feature-card::after {
 position: absolute;
 right: -34px;
 bottom: -44px;
 width: 120px;
 height: 120px;
 border-radius: 50%;
 background: rgba(109,74,255,.07);
 content: "";
}
.icon-box {
 width: 50px;
 height: 50px;
 margin-bottom: 22px;
 color: var(--primary);
 background: #ede9ff;
}
.icon-box svg {
 width: 24px;
 height: 24px;
}
.feature-card:nth-child(2) .icon-box {
 color: #b82f52;
 background: #ffe7ed;
}
.feature-card:nth-child(3) .icon-box {
 color: #08745b;
 background: #dcfff5;
}
.card-title {
 margin: 0 0 10px;
 color: var(--ink);
 font-size: 21px;
 font-weight: 900;
 line-height: 1.3;
}
.card-copy {
 margin: 0;
 color: var(--muted);
}
.stage-layout {
 display: grid;
 grid-template-columns: .8fr 1.2fr;
 gap: 52px;
 align-items: start;
}
.sticky-intro {
 position: sticky;
 top: 116px;
}
.stage-list {
 position: relative;
 display: grid;
 gap: 14px;
}
.stage-list::before {
 position: absolute;
 top: 24px;
 bottom: 24px;
 left: 26px;
 width: 2px;
 background: linear-gradient(var(--primary), rgba(109,74,255,.08));
 content: "";
}
.stage-item {
 position: relative;
 display: grid;
 grid-template-columns: 54px 1fr;
 gap: 18px;
 padding: 21px;
 border: 1px solid var(--border);
 border-radius: var(--radius-md);
 background: #fff;
 box-shadow: var(--shadow-sm);
}
.stage-number {
 z-index: 1;
 display: grid;
 width: 54px;
 height: 54px;
 place-items: center;
 border: 6px solid #f7f7fc;
 border-radius: 50%;
 color: #fff;
 background: var(--gradient);
 font-size: 14px;
 font-weight: 900;
}
.stage-item h3 {
 margin: 2px 0 6px;
 color: var(--ink);
 font-size: 19px;
 font-weight: 900;
}
.stage-item p {
 margin: 0;
 color: var(--muted);
}
.stage-meta {
 display: flex;
 flex-wrap: wrap;
 gap: 8px;
 margin-top: 12px;
}
.live-layout {
 display: grid;
 grid-template-columns: minmax(0, 1.25fr) minmax(280px, .75fr);
 gap: 24px;
}
.live-panel {
 padding: 30px;
 border: 1px solid rgba(255,255,255,.09);
 border-radius: var(--radius-lg);
 background: rgba(255,255,255,.055);
}
.score-head {
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 18px;
 margin-bottom: 24px;
}
.score-head h3 {
 margin: 0;
 font-size: 24px;
 font-weight: 900;
}
.score-card {
 padding: 24px;
 border: 1px solid rgba(255,255,255,.1);
 border-radius: 20px;
 background: rgba(255,255,255,.06);
}
.team-row {
 display: grid;
 grid-template-columns: 1fr auto 1fr;
 align-items: center;
 gap: 18px;
}
.team {
 text-align: center;
}
.team-seed {
 display: grid;
 width: 62px;
 height: 62px;
 margin: 0 auto 10px;
 place-items: center;
 border-radius: 18px;
 color: var(--accent);
 background: rgba(77,227,189,.12);
 font-size: 18px;
 font-weight: 950;
}
.team:last-child .team-seed {
 color: #ffb8c7;
 background: rgba(255,93,125,.13);
}
.team strong {
 display: block;
}
.versus {
 color: rgba(255,255,255,.45);
 font-size: 13px;
 font-weight: 900;
}
.score-placeholder {
 margin-top: 18px;
 padding-top: 18px;
 border-top: 1px solid rgba(255,255,255,.1);
 color: rgba(255,255,255,.66);
 text-align: center;
 font-size: 14px;
}
.signal-list {
 display: grid;
 gap: 12px;
}
.signal-item {
 display: flex;
 align-items: flex-start;
 gap: 12px;
 padding: 16px;
 border-radius: 16px;
 background: rgba(255,255,255,.06);
}
.signal-mark {
 width: 10px;
 height: 10px;
 flex: 0 0 auto;
 margin-top: 8px;
 border-radius: 50%;
 background: var(--accent);
}
.signal-item:nth-child(2) .signal-mark {
 background: var(--secondary);
}
.signal-item:nth-child(3) .signal-mark {
 background: #b897ff;
}
.signal-item strong {
 display: block;
 margin-bottom: 2px;
}
.signal-item span {
 color: rgba(255,255,255,.58);
 font-size: 13px;
}
.channel-grid {
 display: grid;
 grid-template-columns: 1.1fr .9fr;
 gap: 24px;
}
.channel-card {
 padding: 30px;
 border: 1px solid var(--border);
 border-radius: var(--radius-lg);
 background: #fff;
 box-shadow: var(--shadow-sm);
}
.channel-card.highlight {
 color: #fff;
 border-color: transparent;
 background: var(--gradient);
 box-shadow: 0 25px 60px rgba(109,74,255,.26);
}
.channel-card h3 {
 margin: 0 0 12px;
 color: var(--ink);
 font-size: 26px;
 font-weight: 900;
}
.channel-card.highlight h3 {
 color: #fff;
}
.channel-card p {
 margin: 0;
 color: var(--muted);
}
.channel-card.highlight p {
 color: rgba(255,255,255,.8);
}
.check-list {
 display: grid;
 gap: 13px;
 margin: 24px 0 0;
 padding: 0;
 list-style: none;
}
.check-list li {
 display: flex;
 align-items: flex-start;
 gap: 11px;
}
.check-list li::before {
 display: grid;
 width: 22px;
 height: 22px;
 flex: 0 0 auto;
 margin-top: 2px;
 place-items: center;
 border-radius: 50%;
 color: var(--primary);
 background: #ece8ff;
 content: "✓";
 font-size: 12px;
 font-weight: 950;
}
.channel-card.highlight .check-list li::before {
 color: #fff;
 background: rgba(255,255,255,.2);
}
.download-badges {
 display: flex;
 flex-wrap: wrap;
 gap: 10px;
 margin-top: 25px;
}
.download-badge {
 padding: 9px 12px;
 border: 1px solid var(--border);
 border-radius: 12px;
 color: var(--ink);
 background: #fff;
 font-size: 13px;
 font-weight: 800;
}
.ticket-layout {
 display: grid;
 grid-template-columns: .72fr 1.28fr;
 gap: 42px;
 align-items: start;
}
.ticket-answer {
 padding: 34px;
 border-radius: var(--radius-lg);
 color: #fff;
 background: var(--ink);
 box-shadow: var(--shadow-md);
}
.ticket-answer .answer-label {
 color: var(--accent);
 font-size: 13px;
 font-weight: 900;
 letter-spacing: .08em;
}
.ticket-answer h3 {
 margin: 10px 0 14px;
 font-size: 29px;
 font-weight: 950;
 line-height: 1.25;
}
.ticket-answer p {
 margin: 0;
 color: rgba(255,255,255,.68);
}
.ticket-points {
 display: grid;
 grid-template-columns: repeat(2, 1fr);
 gap: 16px;
}
.ticket-point {
 padding: 24px;
 border: 1px solid var(--border);
 border-radius: var(--radius-md);
 background: #fff;
}
.ticket-point strong {
 display: block;
 margin-bottom: 7px;
 color: var(--ink);
 font-size: 17px;
}
.ticket-point p {
 margin: 0;
 color: var(--muted);
 font-size: 14px;
}
.ticket-point.danger {
 border-color: rgba(255,93,125,.22);
 background: #fff8fa;
}
.news-layout {
 display: grid;
 grid-template-columns: 1.25fr .75fr;
 gap: 28px;
}
.news-stack {
 display: grid;
 gap: 14px;
}
.news-card {
 display: grid;
 grid-template-columns: 112px 1fr;
 gap: 20px;
 align-items: center;
 padding: 20px;
 border: 1px solid var(--border);
 border-radius: var(--radius-md);
 background: #fff;
 transition: transform .22s ease, box-shadow .22s ease;
}
.news-card:hover {
 box-shadow: var(--shadow-sm);
 transform: translateX(4px);
}
.news-visual {
 display: grid;
 min-height: 96px;
 place-items: center;
 border-radius: 16px;
 color: #fff;
 background: var(--gradient);
 font-size: 22px;
 font-weight: 950;
}
.news-card:nth-child(2) .news-visual {
 background: linear-gradient(135deg, #17132f, #6d4aff);
}
.news-card:nth-child(3) .news-visual {
 background: linear-gradient(135deg, #08745b, #4de3bd);
}
.news-meta {
 display: flex;
 flex-wrap: wrap;
 gap: 8px 14px;
 margin-bottom: 7px;
 color: var(--muted);
 font-size: 12px;
 font-weight: 700;
}
.news-card h3 {
 margin: 0 0 7px;
 color: var(--ink);
 font-size: 19px;
 font-weight: 900;
 line-height: 1.35;
}
.news-card p {
 margin: 0;
 color: var(--muted);
 font-size: 14px;
}
.ranking-card {
 padding: 28px;
 border-radius: var(--radius-lg);
 color: #fff;
 background: var(--ink);
 box-shadow: var(--shadow-md);
}
.ranking-card h3 {
 margin: 0 0 20px;
 font-size: 22px;
 font-weight: 900;
}
.rank-list {
 display: grid;
 gap: 9px;
 margin: 0;
 padding: 0;
 list-style: none;
 counter-reset: rank;
}
.rank-list li {
 display: grid;
 grid-template-columns: 35px 1fr auto;
 align-items: center;
 gap: 10px;
 padding: 13px;
 border-radius: 14px;
 background: rgba(255,255,255,.06);
 counter-increment: rank;
}
.rank-list li::before {
 display: grid;
 width: 30px;
 height: 30px;
 place-items: center;
 border-radius: 9px;
 color: var(--accent);
 background: rgba(77,227,189,.1);
 content: counter(rank);
 font-size: 12px;
 font-weight: 950;
}
.rank-list span {
 font-weight: 800;
}
.rank-list small {
 color: rgba(255,255,255,.52);
}
.faq-wrap {
 display: grid;
 grid-template-columns: .7fr 1.3fr;
 gap: 44px;
}
.faq-list {
 display: grid;
 gap: 12px;
}
.faq-item {
 overflow: hidden;
 border: 1px solid var(--border);
 border-radius: 18px;
 background: #fff;
 box-shadow: 0 8px 22px rgba(42,31,89,.04);
}
.faq-item summary {
 position: relative;
 padding: 20px 54px 20px 22px;
 color: var(--ink);
 font-weight: 900;
 list-style: none;
 cursor: pointer;
}
.faq-item summary::-webkit-details-marker {
 display: none;
}
.faq-item summary::after {
 position: absolute;
 top: 50%;
 right: 20px;
 width: 28px;
 height: 28px;
 display: grid;
 place-items: center;
 border-radius: 50%;
 color: var(--primary);
 background: #ece8ff;
 content: "+";
 font-size: 19px;
 transform: translateY(-50%);
 transition: transform .2s ease;
}
.faq-item[open] summary::after {
 content: "−";
 transform: translateY(-50%) rotate(180deg);
}
.faq-answer {
 padding: 0 22px 20px;
 color: var(--muted);
}
.faq-answer p {
 margin: 0;
}
.assurance-bar {
 display: grid;
 grid-template-columns: repeat(4, 1fr);
 gap: 12px;
 padding: 18px;
 border: 1px solid var(--border);
 border-radius: var(--radius-md);
 background: #fff;
 box-shadow: var(--shadow-sm);
}
.assurance-item {
 display: flex;
 align-items: center;
 gap: 11px;
 padding: 12px 14px;
 color: var(--ink);
 font-weight: 850;
}
.assurance-icon {
 display: grid;
 width: 34px;
 height: 34px;
 flex: 0 0 auto;
 place-items: center;
 border-radius: 11px;
 color: var(--primary);
 background: #ece8ff;
}
.final-cta {
 position: relative;
 overflow: hidden;
 padding: 48px;
 border-radius: var(--radius-lg);
 color: #fff;
 background: var(--gradient);
 box-shadow: 0 28px 70px rgba(109,74,255,.28);
}
.final-cta::after {
 position: absolute;
 top: -90px;
 right: -60px;
 width: 280px;
 height: 280px;
 border: 55px solid rgba(255,255,255,.12);
 border-radius: 50%;
 content: "";
}
.cta-grid {
 position: relative;
 z-index: 1;
 display: grid;
 grid-template-columns: 1fr auto;
 align-items: center;
 gap: 30px;
}
.final-cta h2 {
 max-width: 760px;
 margin: 0 0 10px;
 font-size: clamp(29px, 4vw, 46px);
 font-weight: 950;
 line-height: 1.13;
 letter-spacing: -.04em;
}
.final-cta p {
 max-width: 720px;
 margin: 0;
 color: rgba(255,255,255,.82);
}
.final-cta .btn-secondary {
 white-space: nowrap;
 border-color: rgba(255,255,255,.25);
 background: #fff;
}
.site-footer {
 padding: 62px 0 112px;
 color: rgba(255,255,255,.72);
 background: #100d24;
}
.footer-grid {
 display: grid;
 grid-template-columns: 1.25fr .75fr;
 gap: 50px;
 align-items: end;
}
.footer-brand {
 color: #fff;
}
.footer-brand:hover {
 color: #fff;
}
.footer-copy {
 max-width: 680px;
 margin: 20px 0 0;
 color: rgba(255,255,255,.6);
 font-size: 14px;
}
.footer-meta {
 text-align: right;
}
.footer-meta p {
 margin: 5px 0;
 color: rgba(255,255,255,.55);
 font-size: 13px;
}
.fixed-conversion {
 position: fixed;
 z-index: 60;
 right: 0;
 bottom: 0;
 left: 0;
 border-top: 1px solid rgba(109,74,255,.16);
 background: rgba(255,255,255,.92);
 box-shadow: 0 -12px 40px rgba(23,19,47,.1);
 backdrop-filter: blur(18px);
}
.fixed-inner {
 display: flex;
 min-height: 72px;
 align-items: center;
 justify-content: space-between;
 gap: 20px;
}
.fixed-message {
 display: flex;
 align-items: center;
 gap: 13px;
}
.fixed-message strong,
.fixed-message span {
 display: block;
}
.fixed-message strong {
 color: var(--ink);
 font-size: 15px;
}
.fixed-message span {
 color: var(--muted);
 font-size: 12px;
}
.fixed-signal {
 width: 12px;
 height: 12px;
 flex: 0 0 auto;
 border-radius: 50%;
 background: var(--accent);
 box-shadow: 0 0 0 7px rgba(77,227,189,.14);
}
.fixed-actions {
 display: flex;
 gap: 10px;
}
.fixed-actions .btn {
 min-height: 44px;
 padding-inline: 17px;
 font-size: 14px;
}
@media (max-width: 1024px) {
 .hero-grid,
 .stage-layout,
 .channel-grid,
 .ticket-layout,
 .news-layout,
 .faq-wrap {
  grid-template-columns: 1fr;
 }
 .hero-board {
  max-width: 720px;
 }
 .sticky-intro {
  position: static;
 }
 .live-layout {
  grid-template-columns: 1fr;
 }
 .feature-strip {
  grid-template-columns: repeat(2, 1fr);
 }
 .feature-card:last-child {
  grid-column: 1 / -1;
 }
 .assurance-bar {
  grid-template-columns: repeat(2, 1fr);
 }
 .ranking-card {
  max-width: none;
 }
}
@media (max-width: 768px) {
 body {
  padding-bottom: 74px;
 }
 .container {
  width: min(calc(100% - 28px), var(--container));
 }
 .nav-shell {
  min-height: 68px;
  gap: 12px;
 }
 .brand {
  gap: 9px;
  font-size: 17px;
 }
 .brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 12px;
 }
 .nav-cta {
  min-height: 42px;
  padding: 0 14px;
  font-size: 13px;
 }
 .section {
  padding: 66px 0;
 }
 .section-compact {
  padding: 42px 0;
 }
 .topic-hero {
  padding: 48px 0 40px;
 }
 .hero-title {
  font-size: clamp(37px, 11vw, 58px);
 }
 .feature-strip,
 .ticket-points {
  grid-template-columns: 1fr;
 }
 .feature-card:last-child {
  grid-column: auto;
 }
 .flash-shell {
  grid-template-columns: 1fr;
  gap: 8px;
 }
 .flash-tag {
  justify-self: start;
 }
 .channel-card,
 .live-panel,
 .ticket-answer {
  padding: 24px;
 }
 .news-card {
  grid-template-columns: 88px 1fr;
 }
 .news-visual {
  min-height: 86px;
 }
 .cta-grid,
 .footer-grid {
  grid-template-columns: 1fr;
 }
 .final-cta {
  padding: 34px 28px;
 }
 .footer-meta {
  text-align: left;
 }
 .site-footer {
  padding-bottom: 104px;
 }
 .fixed-message span {
  display: none;
 }
}
@media (max-width: 520px) {
 .brand > span:last-child {
  max-width: 116px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
 }
 .nav-cta {
  max-width: 145px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
 }
 .hero-actions {
  display: grid;
 }
 .hero-actions .btn {
  width: 100%;
 }
 .hero-board {
  padding: 19px;
  border-radius: 23px;
 }
 .board-item {
  grid-template-columns: 40px 1fr;
 }
 .board-icon {
  width: 40px;
  height: 40px;
 }
 .board-status {
  grid-column: 2;
 }
 .stage-item {
  grid-template-columns: 45px 1fr;
  padding: 17px;
 }
 .stage-list::before {
  left: 22px;
 }
 .stage-number {
  width: 45px;
  height: 45px;
  border-width: 5px;
 }
 .team-row {
  gap: 8px;
 }
 .team-seed {
  width: 50px;
  height: 50px;
  border-radius: 14px;
 }
 .news-card {
  grid-template-columns: 1fr;
 }
 .news-visual {
  min-height: 72px;
 }
 .assurance-bar {
  grid-template-columns: 1fr;
 }
 .final-cta {
  padding: 30px 22px;
 }
 .fixed-inner {
  min-height: 66px;
 }
 .fixed-message strong {
  max-width: 128px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
 }
 .fixed-actions .btn-secondary {
  display: none;
 }
 .fixed-actions .btn {
  min-height: 42px;
  padding-inline: 14px;
 }
}