/* roulang page: index */
:root {
            --plum: #7d234d;
            --plum-dark: #541631;
            --coral: #e87562;
            --peach: #f5c3a9;
            --ink: #24212a;
            --muted: #716b78;
            --paper: #fffdf9;
            --lavender: #f2eef3;
            --line: #e5dfe4;
            --cream: #fbf6f0;
            --shadow: 0 14px 34px rgba(71, 30, 52, .10);
            --radius: 10px;
        }

        *, *::before, *::after { box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            margin: 0;
            color: var(--ink);
            background: var(--paper);
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            font-size: 16px;
            line-height: 1.75;
            letter-spacing: 0;
        }
        a { color: inherit; text-decoration: none; }
        img { display: block; max-width: 100%; }
        button, input, select { font: inherit; }
        button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible {
            outline: 3px solid rgba(232, 117, 98, .38);
            outline-offset: 3px;
        }
        .container { max-width: 1220px; }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 20;
            background: rgba(255, 253, 249, .96);
            border-bottom: 1px solid var(--line);
        }
        .navbar { min-height: 76px; }
        .brand {
            display: inline-flex;
            align-items: center;
            gap: 11px;
            color: var(--plum-dark);
            font-weight: 800;
            line-height: 1.15;
        }
        .brand-mark {
            width: 38px;
            height: 38px;
            display: grid;
            place-items: center;
            color: #fff;
            background: var(--plum);
            border-radius: 9px;
            box-shadow: 5px 5px 0 var(--peach);
        }
        .brand small {
            display: block;
            margin-top: 4px;
            color: var(--muted);
            font-size: 10px;
            font-weight: 600;
            letter-spacing: 1px;
        }
        .navbar-nav .nav-link {
            padding: 10px 15px !important;
            color: var(--muted);
            font-weight: 650;
            border-bottom: 2px solid transparent;
        }
        .navbar-nav .nav-link:hover, .navbar-nav .nav-link.active {
            color: var(--plum);
            border-bottom-color: var(--coral);
        }
        .region-trigger {
            min-height: 42px;
            padding: 7px 12px;
            color: var(--plum-dark);
            background: var(--cream);
            border: 1px solid var(--line);
            border-radius: 7px;
        }
        .region-trigger:hover { background: #f6e6dc; border-color: var(--peach); }
        .search-box {
            display: flex;
            align-items: center;
            gap: 8px;
            min-width: 220px;
            height: 42px;
            padding: 0 12px;
            background: #fff;
            border: 1px solid var(--line);
            border-radius: 7px;
        }
        .search-box input {
            width: 100%;
            min-width: 0;
            border: 0;
            outline: 0;
            color: var(--ink);
            background: transparent;
        }
        .search-box button {
            border: 0;
            color: var(--plum);
            background: transparent;
        }
        .age-note {
            padding: 7px 0;
            color: #7c5862;
            background: #fbefeb;
            font-size: 13px;
            text-align: center;
        }
        .hero {
            position: relative;
            overflow: hidden;
            padding: 76px 0 68px;
            background: var(--lavender);
            border-bottom: 1px solid var(--line);
        }
        .hero::after {
            content: "";
            position: absolute;
            right: -80px;
            bottom: -100px;
            width: 320px;
            height: 320px;
            background: var(--peach);
            border-radius: 50%;
            opacity: .42;
        }
        .eyebrow, .section-kicker {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--plum);
            font-size: 13px;
            font-weight: 800;
            letter-spacing: 1px;
        }
        .eyebrow::before, .section-kicker::before {
            content: "";
            width: 24px;
            height: 2px;
            background: var(--coral);
        }
        h1, h2, h3, h4 { margin-top: 0; font-weight: 800; line-height: 1.25; }
        h1 { max-width: 650px; margin: 17px 0 22px; color: var(--plum-dark); font-size: clamp(2.2rem, 5vw, 4rem); }
        h2 { margin: 12px 0 15px; color: var(--plum-dark); font-size: clamp(1.75rem, 3vw, 2.45rem); }
        h3 { color: var(--plum-dark); font-size: 1.2rem; }
        .hero-copy { max-width: 650px; margin-bottom: 28px; color: var(--muted); font-size: 18px; }
        .btn-main, .btn-soft, .btn-line {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            min-height: 46px;
            padding: 10px 18px;
            border-radius: 7px;
            font-weight: 750;
            transition: .2s ease;
        }
        .btn-main { color: #fff; background: var(--plum); border: 1px solid var(--plum); box-shadow: 0 7px 0 rgba(84, 22, 49, .12); }
        .btn-main:hover { color: #fff; background: var(--plum-dark); transform: translateY(-2px); box-shadow: 0 10px 15px rgba(84, 22, 49, .18); }
        .btn-soft { color: var(--plum); background: #fff; border: 1px solid var(--line); }
        .btn-soft:hover { color: var(--plum-dark); border-color: var(--coral); background: #fff8f3; }
        .btn-line { color: var(--plum); padding-left: 0; border: 0; background: transparent; }
        .btn-line:hover { color: var(--coral); gap: 12px; }
        .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
        .hero-points { display: flex; flex-wrap: wrap; gap: 22px; margin-top: 30px; }
        .hero-point strong { display: block; color: var(--plum-dark); font-size: 22px; }
        .hero-point span { color: var(--muted); font-size: 13px; }
        .stage {
            position: relative;
            z-index: 1;
            min-height: 375px;
            padding: 21px;
            background: #2a1824;
            border-radius: 12px;
            box-shadow: 18px 22px 0 rgba(125, 35, 77, .13);
        }
        .stage-cover {
            position: relative;
            min-height: 332px;
            padding: 25px;
            overflow: hidden;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            color: #fff;
            background-color: #9e4b62;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='500' height='500' viewBox='0 0 500 500'%3E%3Crect width='500' height='500' fill='%239e4b62'/%3E%3Cpath d='M-30 420C90 290 190 365 260 245S410 70 540 120' fill='none' stroke='%23e87562' stroke-width='72' opacity='.55'/%3E%3Cpath d='M-50 100C80 175 145 75 260 145s160 100 290-20' fill='none' stroke='%23f5c3a9' stroke-width='22' opacity='.62'/%3E%3Ccircle cx='385' cy='350' r='84' fill='%23541631' opacity='.55'/%3E%3C/svg%3E");
            background-size: cover;
            border-radius: 8px;
        }
        .stage-cover::before {
            content: "精选内容";
            display: inline-flex;
            width: fit-content;
            padding: 5px 10px;
            color: var(--plum-dark);
            background: var(--peach);
            border-radius: 4px;
            font-size: 12px;
            font-weight: 800;
        }
        .stage-title { max-width: 280px; font-size: 29px; line-height: 1.3; }
        .stage-meta { display: flex; align-items: center; justify-content: space-between; gap: 10px; font-size: 13px; }
        .play-button {
            width: 62px;
            height: 62px;
            display: grid;
            place-items: center;
            color: #fff;
            background: var(--coral);
            border: 0;
            border-radius: 50%;
            font-size: 25px;
            transition: .2s ease;
        }
        .play-button:hover { background: #d75c4d; transform: scale(1.06); }
        .section { padding: 92px 0; }
        .section-tint { background: var(--cream); border-block: 1px solid var(--line); }
        .section-intro { max-width: 650px; color: var(--muted); }
        .metric-band {
            display: grid;
            grid-template-columns: 1.3fr repeat(3, 1fr);
            gap: 0;
            margin-top: 38px;
            border-block: 1px solid var(--line);
        }
        .metric {
            min-height: 145px;
            padding: 25px 27px;
            border-right: 1px solid var(--line);
        }
        .metric:first-child { background: var(--plum); color: #fff; }
        .metric:last-child { border-right: 0; }
        .metric strong { display: block; margin-bottom: 5px; font-size: 29px; color: var(--plum-dark); }
        .metric:first-child strong { color: #fff; }
        .metric p { margin: 0; color: var(--muted); font-size: 14px; }
        .metric:first-child p { color: #f5dbe1; }
        .feature-grid {
            display: grid;
            grid-template-columns: 1.25fr .9fr .9fr;
            gap: 16px;
            margin-top: 35px;
        }
        .feature-panel {
            min-height: 220px;
            padding: 25px;
            background: #fff;
            border: 1px solid var(--line);
            border-radius: var(--radius);
            transition: .2s ease;
        }
        .feature-panel:hover { border-color: var(--peach); box-shadow: var(--shadow); transform: translateY(-3px); }
        .feature-panel.large { grid-row: span 2; min-height: 456px; color: #fff; background: var(--plum-dark); border-color: var(--plum-dark); }
        .feature-panel.large h3, .feature-panel.large p { color: #fff; }
        .feature-panel p { color: var(--muted); font-size: 14px; }
        .feature-icon { margin-bottom: 24px; color: var(--coral); font-size: 27px; }
        .feature-panel.large .feature-icon { color: var(--peach); }
        .mini-list { padding: 0; margin: 24px 0 0; list-style: none; }
        .mini-list li { display: flex; gap: 9px; padding: 10px 0; border-bottom: 1px solid rgba(255,255,255,.16); color: #f4dce3; font-size: 14px; }
        .mini-list i { color: var(--peach); }
        .scene-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 48px; align-items: center; }
        .scene-tabs { display: flex; gap: 8px; flex-wrap: wrap; margin: 25px 0; }
        .scene-tab { padding: 9px 14px; color: var(--muted); background: #fff; border: 1px solid var(--line); border-radius: 6px; cursor: pointer; }
        .scene-tab.active, .scene-tab:hover { color: #fff; background: var(--plum); border-color: var(--plum); }
        .scene-note { display: none; color: var(--muted); }
        .scene-note.active { display: block; }
        .device-preview {
            min-height: 330px;
            padding: 20px;
            background: #fff;
            border: 1px solid var(--line);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        .preview-top { display: flex; justify-content: space-between; padding-bottom: 15px; border-bottom: 1px solid var(--line); color: var(--muted); font-size: 13px; }
        .preview-screen {
            height: 190px;
            margin: 18px 0;
            padding: 20px;
            display: flex;
            align-items: end;
            color: #fff;
            background-color: #70344f;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='700' height='300'%3E%3Crect width='700' height='300' fill='%2370344f'/%3E%3Cpath d='M0 260L120 135l100 74L350 45l140 153L600 96l100 74v130H0z' fill='%23e87562' opacity='.7'/%3E%3Ccircle cx='510' cy='75' r='42' fill='%23f5c3a9' opacity='.7'/%3E%3C/svg%3E");
            background-size: cover;
            border-radius: 7px;
        }
        .progress { height: 5px; background: #eadfe2; }
        .progress-bar { background: var(--coral); }
        .preview-controls { display: flex; align-items: center; gap: 16px; margin-top: 13px; color: var(--muted); }
        .case-layout { display: grid; grid-template-columns: 1.3fr .7fr; gap: 18px; }
        .case-main { min-height: 300px; padding: 32px; color: #fff; background: var(--plum); border-radius: var(--radius); }
        .case-main h3 { max-width: 450px; color: #fff; font-size: 27px; }
        .case-main p { max-width: 560px; color: #f6dce4; }
        .case-side { padding: 28px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); }
        .case-stat { padding: 14px 0; border-bottom: 1px solid var(--line); }
        .case-stat strong { display: block; color: var(--plum); font-size: 26px; }
        .case-stat span { color: var(--muted); font-size: 13px; }
        .timeline { display: flex; gap: 0; margin-top: 34px; overflow-x: auto; }
        .timeline-item { min-width: 205px; padding: 18px; border-top: 2px solid var(--coral); }
        .timeline-item b { color: var(--plum); font-size: 13px; }
        .timeline-item p { margin: 8px 0 0; color: var(--muted); font-size: 14px; }
        .plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 35px; }
        .plan { position: relative; padding: 28px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); }
        .plan.featured { border: 2px solid var(--plum); box-shadow: var(--shadow); transform: translateY(-8px); }
        .plan-label { position: absolute; top: -13px; right: 20px; padding: 3px 10px; color: #fff; background: var(--coral); border-radius: 4px; font-size: 12px; font-weight: 700; }
        .plan-price { margin: 18px 0; color: var(--plum-dark); font-size: 34px; font-weight: 800; }
        .plan-price small { color: var(--muted); font-size: 13px; font-weight: 500; }
        .plan ul { min-height: 130px; padding: 0; list-style: none; color: var(--muted); font-size: 14px; }
        .plan li { margin: 8px 0; }
        .plan li i { margin-right: 7px; color: var(--coral); }
        .accordion { margin-top: 32px; }
        .accordion-item { border: 0; border-bottom: 1px solid var(--line); background: transparent; }
        .accordion-button { padding: 21px 0; color: var(--plum-dark); background: transparent; box-shadow: none !important; font-weight: 750; }
        .accordion-button:not(.collapsed) { color: var(--plum); background: transparent; }
        .accordion-body { padding: 0 42px 20px 0; color: var(--muted); font-size: 14px; }
        .cta-band { padding: 62px 0; color: #fff; background: var(--plum-dark); }
        .cta-band h2 { color: #fff; }
        .cta-band p { max-width: 630px; color: #f5dbe1; }
        .footer { padding: 48px 0 25px; color: #d9c5cc; background: #24171e; }
        .footer .brand { color: #fff; }
        .footer h4 { color: #fff; font-size: 15px; }
        .footer a { display: block; margin: 8px 0; color: #cbb6bf; font-size: 14px; }
        .footer a:hover { color: var(--peach); }
        .footer-bottom { display: flex; justify-content: space-between; gap: 18px; padding-top: 22px; margin-top: 30px; border-top: 1px solid rgba(255,255,255,.14); color: #a89099; font-size: 12px; }
        .toast-message { position: fixed; right: 20px; bottom: 20px; z-index: 30; display: none; max-width: 320px; padding: 13px 16px; color: #fff; background: var(--plum-dark); border-left: 4px solid var(--coral); border-radius: 6px; box-shadow: var(--shadow); }
        @media (max-width: 1199px) {
            .search-box { min-width: 175px; }
            .navbar-nav .nav-link { padding-inline: 9px !important; }
        }
        @media (max-width: 991px) {
            .navbar-collapse { padding: 18px 0; }
            .nav-tools { align-items: stretch !important; margin-top: 12px; }
            .hero { padding-top: 55px; }
            .hero .stage { margin-top: 38px; }
            .metric-band { grid-template-columns: repeat(2, 1fr); }
            .metric:nth-child(2) { border-right: 0; }
            .metric:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
            .feature-grid { grid-template-columns: 1fr 1fr; }
            .feature-panel.large { grid-row: auto; grid-column: span 2; min-height: 330px; }
            .scene-layout, .case-layout { grid-template-columns: 1fr; }
        }
        @media (max-width: 767px) {
            .section { padding: 64px 0; }
            h1 { font-size: 2.35rem; }
            .hero-copy { font-size: 16px; }
            .hero-points { gap: 14px; }
            .metric-band, .feature-grid, .plans { grid-template-columns: 1fr; }
            .metric, .metric:nth-child(2) { border-right: 0; border-bottom: 1px solid var(--line); }
            .metric:last-child { border-bottom: 0; }
            .feature-panel.large { grid-column: auto; min-height: 300px; }
            .plan.featured { transform: none; }
            .case-main { padding: 25px; }
            .footer-bottom { flex-direction: column; }
        }
        @media (max-width: 520px) {
            .brand { font-size: 14px; }
            .brand-mark { width: 33px; height: 33px; }
            .stage { padding: 12px; min-height: 330px; }
            .stage-cover { min-height: 300px; padding: 19px; }
            .hero-actions .btn-main, .hero-actions .btn-soft { width: 100%; }
            .search-box { min-width: 100%; }
            .scene-tabs { display: grid; grid-template-columns: 1fr 1fr; }
            .scene-tab { text-align: center; }
        }

/* roulang page: category2 */
:root{
      --plum:#7d234d;--plum-dark:#541631;--coral:#e87562;--peach:#f5c3a9;
      --ink:#24212a;--muted:#716b78;--paper:#fffdf9;--lavender:#f2eef3;
      --line:#e5dfe4;--cream:#fbf6f0;--shadow:0 14px 34px rgba(71,30,52,.1);
      --radius:10px
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;font-size:16px;line-height:1.75;letter-spacing:0}
    a{color:inherit;text-decoration:none} img{display:block;max-width:100%}
    button,input,select{font:inherit} button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid rgba(232,117,98,.38);outline-offset:3px}
    .container{max-width:1220px}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(255,253,249,.97);border-bottom:1px solid var(--line)}
    .navbar{min-height:76px}
    .brand{display:inline-flex;align-items:center;gap:11px;color:var(--plum-dark);font-weight:800;line-height:1.15}
    .brand-mark{width:38px;height:38px;display:grid;place-items:center;color:#fff;background:var(--plum);border-radius:9px;box-shadow:5px 5px 0 var(--peach)}
    .brand small{display:block;margin-top:4px;color:var(--muted);font-size:10px;font-weight:600;letter-spacing:1px}
    .navbar-nav .nav-link{padding:10px 15px!important;color:var(--muted);font-weight:650;border-bottom:2px solid transparent}
    .navbar-nav .nav-link:hover,.navbar-nav .nav-link.active{color:var(--plum);border-bottom-color:var(--coral)}
    .search-box{display:flex;align-items:center;gap:8px;min-width:220px;height:42px;padding:0 12px;background:#fff;border:1px solid var(--line);border-radius:7px}
    .search-box input{width:100%;min-width:0;border:0;outline:0;color:var(--ink);background:transparent}
    .search-box button{border:0;color:var(--plum);background:transparent;cursor:pointer}
    .region-trigger{min-height:42px;padding:8px 13px;color:var(--plum);background:#fff;border:1px solid var(--line);border-radius:7px;transition:.2s}
    .region-trigger:hover{border-color:var(--coral);background:#fff8f3}
    .page-head{padding:58px 0 48px;background:var(--lavender);border-bottom:1px solid var(--line)}
    .breadcrumb{margin-bottom:22px;color:var(--muted);font-size:13px}
    .breadcrumb a:hover{color:var(--plum)}
    .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--plum);font-size:13px;font-weight:800;letter-spacing:1px}
    .eyebrow:before,.section-kicker:before{content:"";width:24px;height:2px;background:var(--coral)}
    h1,h2,h3,h4{font-weight:800;line-height:1.25;letter-spacing:0}
    h1{max-width:730px;margin:15px 0 16px;font-size:clamp(32px,4vw,52px);color:var(--plum-dark)}
    h2{font-size:32px;margin:12px 0 14px;color:var(--plum-dark)}
    .lead-copy{max-width:700px;margin:0;color:var(--muted);font-size:18px}
    .head-tools{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:28px}
    .btn-main,.btn-soft,.btn-line{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:10px 18px;border-radius:7px;font-weight:750;transition:.2s ease}
    .btn-main{color:#fff;background:var(--plum);border:1px solid var(--plum);box-shadow:0 7px 0 rgba(84,22,49,.12)}
    .btn-main:hover{color:#fff;background:var(--plum-dark);transform:translateY(-2px);box-shadow:0 10px 15px rgba(84,22,49,.18)}
    .btn-soft{color:var(--plum);background:#fff;border:1px solid var(--line)}
    .btn-soft:hover{color:var(--plum-dark);border-color:var(--coral);background:#fff8f3}
    .btn-line{color:var(--plum);padding-left:0;border:0;background:transparent}
    .btn-line:hover{color:var(--coral);gap:12px}
    .section{padding:72px 0}
    .section-intro{max-width:650px;margin-bottom:30px}
    .section-intro p{color:var(--muted);margin:0}
    .feature-band{border-bottom:1px solid var(--line)}
    .feature-list{display:grid;grid-template-columns:1.15fr .85fr .85fr;gap:0;border-top:1px solid var(--line)}
    .feature-item{padding:27px 26px 24px 0;border-right:1px solid var(--line)}
    .feature-item:not(:first-child){padding-left:26px}
    .feature-item:last-child{border-right:0}
    .feature-item strong{display:block;color:var(--plum-dark);font-size:24px}
    .feature-item span{display:block;color:var(--muted);font-size:14px;line-height:1.6;margin-top:5px}
    .filter-panel{padding:18px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 7px 20px rgba(71,30,52,.05)}
    .filter-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
    .filter-label{color:var(--muted);font-size:14px;font-weight:700;margin-right:4px}
    .filter-chip{min-height:38px;padding:6px 13px;color:var(--muted);background:var(--paper);border:1px solid var(--line);border-radius:6px;cursor:pointer;transition:.2s}
    .filter-chip:hover,.filter-chip.active{color:#fff;background:var(--plum);border-color:var(--plum)}
    .select-control{height:40px;padding:0 12px;color:var(--ink);background:#fff;border:1px solid var(--line);border-radius:6px}
    .content-layout{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:30px;margin-top:30px}
    .media-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
    .media-card{overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:9px;transition:.2s}
    .media-card:hover{border-color:var(--coral);box-shadow:var(--shadow);transform:translateY(-3px)}
    .poster{position:relative;aspect-ratio:16/9;display:flex;align-items:flex-end;padding:15px;color:#fff;overflow:hidden}
    .poster:after{content:"";position:absolute;inset:0;background:rgba(34,17,28,.18)}
    .poster-a{background:#a95c65}.poster-b{background:#7d4963}.poster-c{background:#c17b63}.poster-d{background:#5e526d}.poster-e{background:#91495c}.poster-f{background:#8a725c}
    .poster:before{content:"";position:absolute;width:180px;height:180px;right:-38px;top:-55px;border:26px solid rgba(245,195,169,.48);border-radius:50%}
    .poster-title{position:relative;z-index:1;font-size:20px;font-weight:800}
    .poster .play-icon{position:absolute;z-index:2;top:50%;left:50%;transform:translate(-50%,-50%);width:46px;height:46px;display:grid;place-items:center;background:rgba(84,22,49,.9);border:2px solid rgba(255,255,255,.78);border-radius:50%}
    .media-info{padding:15px 16px 16px}
    .media-info h3{font-size:18px;margin:0 0 7px}
    .meta-line{display:flex;flex-wrap:wrap;gap:9px;color:var(--muted);font-size:12px}
    .tag{display:inline-flex;align-items:center;padding:3px 8px;color:var(--plum);background:#f8edf1;border-radius:4px;font-size:12px;font-weight:700}
    .card-actions{display:flex;justify-content:space-between;align-items:center;margin-top:14px}
    .play-link{display:inline-flex;align-items:center;gap:6px;color:var(--plum);font-size:14px;font-weight:750}
    .play-link:hover{color:var(--coral)}
    .icon-button{width:36px;height:36px;display:grid;place-items:center;color:var(--muted);background:var(--paper);border:1px solid var(--line);border-radius:6px;cursor:pointer}
    .icon-button:hover,.icon-button.saved{color:var(--plum);border-color:var(--coral);background:#fff5f0}
    .side-panel{align-self:start;padding:22px;background:var(--cream);border-left:4px solid var(--coral)}
    .side-panel h3{margin:0 0 10px;font-size:20px;color:var(--plum-dark)}
    .side-panel p{margin:0;color:var(--muted);font-size:14px}
    .side-list{padding:0;margin:20px 0 0;list-style:none}
    .side-list li{display:flex;justify-content:space-between;gap:12px;padding:12px 0;border-top:1px solid var(--line);font-size:14px}
    .side-list span:last-child{color:var(--plum);font-weight:750}
    .pagination-wrap{display:flex;justify-content:space-between;align-items:center;margin-top:28px;padding-top:20px;border-top:1px solid var(--line)}
    .page-status{color:var(--muted);font-size:13px}
    .pagination .page-link{color:var(--plum);border-color:var(--line);background:#fff}
    .pagination .active .page-link{color:#fff;background:var(--plum);border-color:var(--plum)}
    .scene-section{background:var(--plum-dark);color:#fff}
    .scene-section h2,.scene-section .section-kicker{color:#fff}
    .scene-section .section-kicker:before{background:var(--coral)}
    .scene-copy{color:#eadfe4;max-width:600px}
    .scene-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:28px}
    .scene-step{padding:20px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);border-radius:8px}
    .scene-step b{display:block;color:var(--peach);font-size:25px;margin-bottom:8px}
    .scene-step span{color:#f7edf0;font-size:14px}
    .faq-section{background:var(--lavender)}
    .accordion-item{margin-bottom:10px;border:1px solid var(--line)!important;border-radius:7px!important;overflow:hidden;background:#fff}
    .accordion-button{padding:18px 20px;color:var(--ink);font-weight:750;background:#fff;box-shadow:none!important}
    .accordion-button:not(.collapsed){color:var(--plum);background:#fff8f3}
    .accordion-body{padding:0 20px 18px;color:var(--muted);font-size:14px}
    .cta{padding:55px 0;background:var(--cream);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:25px}
    .cta h2{margin:0 0 8px;font-size:29px}
    .cta p{margin:0;color:var(--muted)}
    .footer{padding:52px 0 22px;background:#251b23;color:#e6dce1}
    .footer .brand{color:#fff}.footer .brand small{color:#c5b4bd}
    .footer p{color:#c5b4bd;font-size:14px}
    .footer h4{margin:2px 0 14px;color:#fff;font-size:15px}
    .footer a:not(.brand){display:block;margin:7px 0;color:#c5b4bd;font-size:14px}
    .footer a:not(.brand):hover{color:var(--peach)}
    .footer .region-trigger{color:#fff;background:transparent;border-color:#705263}
    .footer .region-trigger:hover{background:#3a2732;border-color:var(--coral)}
    .footer-bottom{display:flex;justify-content:space-between;gap:15px;margin-top:40px;padding-top:18px;border-top:1px solid #493441;color:#a995a1;font-size:12px}
    .modal-content{border:0;border-radius:10px;box-shadow:var(--shadow)}
    .modal-header{border-bottom:1px solid var(--line)}
    .modal-title{color:var(--plum-dark);font-weight:800}
    .region-option{width:100%;padding:12px;text-align:left;color:var(--ink);background:#fff;border:1px solid var(--line);border-radius:7px}
    .region-option:hover{color:var(--plum);border-color:var(--coral);background:#fff8f3}
    .toast-message{position:fixed;right:20px;bottom:20px;z-index:50;padding:13px 17px;color:#fff;background:var(--plum-dark);border-radius:7px;box-shadow:var(--shadow);opacity:0;pointer-events:none;transform:translateY(10px);transition:.25s}
    .toast-message.show{opacity:1;transform:none}
    @media (max-width:1199px){.content-layout{grid-template-columns:minmax(0,1fr) 250px}.nav-tools{margin-top:10px}}
    @media (max-width:991px){.navbar-collapse{padding:15px 0}.navbar-nav .nav-link{padding-left:0!important}.nav-tools{align-items:stretch}.feature-list{grid-template-columns:1fr}.feature-item,.feature-item:not(:first-child){padding:20px 0;border-right:0;border-bottom:1px solid var(--line)}.feature-item:last-child{border-bottom:0}.content-layout{grid-template-columns:1fr}.side-panel{order:-1}.cta-inner{align-items:flex-start;flex-direction:column}}
    @media (max-width:767px){.page-head{padding:42px 0 36px}h1{font-size:34px}.section{padding:52px 0}.media-grid{grid-template-columns:1fr}.scene-steps{grid-template-columns:1fr}.search-box{min-width:0;flex:1}.pagination-wrap{align-items:flex-start;flex-direction:column;gap:15px}}
    @media (max-width:520px){.brand{font-size:14px}.brand-mark{width:34px;height:34px}.head-tools{align-items:stretch;flex-direction:column}.head-tools .btn-main,.head-tools .btn-soft{width:100%}.filter-row{align-items:stretch;flex-direction:column}.filter-chip,.select-control{width:100%;text-align:left}.footer-bottom{align-items:flex-start;flex-direction:column}.cta h2{font-size:25px}}

/* roulang page: category1 */
:root{
      --plum:#7d234d;
      --plum-dark:#541631;
      --coral:#e87562;
      --peach:#f5c3a9;
      --ink:#24212a;
      --muted:#716b78;
      --paper:#fffdf9;
      --lavender:#f2eef3;
      --line:#e5dfe4;
      --cream:#fbf6f0;
      --success:#4d806e;
      --shadow:0 14px 34px rgba(71,30,52,.10);
      --radius:10px;
    }
    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--ink);
      background:var(--paper);
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
      font-size:16px;
      line-height:1.75;
      letter-spacing:0;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input,select{font:inherit}
    button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{
      outline:3px solid rgba(232,117,98,.38);
      outline-offset:3px;
    }
    .container{max-width:1220px}
    .site-header{
      position:sticky;
      top:0;
      z-index:20;
      background:rgba(255,253,249,.97);
      border-bottom:1px solid var(--line);
    }
    .navbar{min-height:76px}
    .brand{
      display:inline-flex;
      align-items:center;
      gap:11px;
      color:var(--plum-dark);
      font-weight:800;
      line-height:1.15;
    }
    .brand-mark{
      width:38px;height:38px;display:grid;place-items:center;
      color:#fff;background:var(--plum);border-radius:9px;
      box-shadow:5px 5px 0 var(--peach);
      flex:0 0 auto;
    }
    .brand small{
      display:block;margin-top:4px;color:var(--muted);
      font-size:10px;font-weight:600;letter-spacing:1px;
    }
    .navbar-nav .nav-link{
      padding:10px 15px!important;color:var(--muted);
      font-weight:650;border-bottom:2px solid transparent;
    }
    .navbar-nav .nav-link:hover,.navbar-nav .nav-link.active{
      color:var(--plum);border-bottom-color:var(--coral);
    }
    .nav-tools{justify-content:flex-end}
    .search-box{
      display:flex;align-items:center;gap:8px;min-width:220px;height:42px;
      padding:0 12px;background:#fff;border:1px solid var(--line);border-radius:7px;
    }
    .search-box input{
      width:100%;min-width:0;border:0;outline:0;color:var(--ink);background:transparent;
    }
    .search-box button{border:0;color:var(--plum);background:transparent;cursor:pointer}
    .region-trigger{
      min-height:42px;padding:8px 13px;color:var(--plum);
      background:#fff;border:1px solid var(--line);border-radius:7px;
      transition:.2s ease;cursor:pointer;
    }
    .region-trigger:hover{border-color:var(--coral);background:#fff8f3}
    .page-head{
      position:relative;
      overflow:hidden;
      padding:62px 0 54px;
      background:var(--lavender);
      border-bottom:1px solid var(--line);
    }
    .page-head::after{
      content:"";
      position:absolute;right:-90px;bottom:-130px;
      width:340px;height:340px;border-radius:50%;
      background:var(--peach);opacity:.36;
    }
    .page-head .container{position:relative;z-index:1}
    .eyebrow,.section-kicker{
      display:inline-flex;align-items:center;gap:8px;
      color:var(--plum);font-size:13px;font-weight:800;letter-spacing:1px;
    }
    .eyebrow::before,.section-kicker::before{
      content:"";width:24px;height:2px;background:var(--coral);
    }
    h1,h2,h3,h4{color:var(--plum-dark);line-height:1.25;font-weight:800}
    h1{max-width:760px;margin:16px 0 17px;font-size:clamp(34px,4vw,52px)}
    h2{font-size:32px;margin:10px 0 14px}
    h3{font-size:20px;margin:0 0 8px}
    .intro{max-width:700px;margin:0;color:var(--muted);font-size:18px}
    .crumbs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:15px;color:var(--muted);font-size:14px}
    .crumbs a:hover{color:var(--plum)}
    .crumbs span{color:#b5aab3}
    .head-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:25px}
    .tag{
      display:inline-flex;align-items:center;gap:6px;
      padding:5px 10px;color:var(--plum);background:#fff;
      border:1px solid var(--line);border-radius:5px;font-size:13px;font-weight:700;
    }
    .tag.accent{color:var(--plum-dark);background:var(--peach);border-color:var(--peach)}
    .section{padding:70px 0}
    .section-muted{background:var(--cream);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .section-top{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:28px}
    .section-top p{max-width:570px;margin:0;color:var(--muted)}
    .filter-panel{
      padding:18px;background:#fff;border:1px solid var(--line);
      border-radius:var(--radius);box-shadow:0 8px 22px rgba(71,30,52,.05);
    }
    .filter-row{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
    .filter-label{color:var(--muted);font-size:14px;font-weight:750;margin-right:3px}
    .filter-button{
      min-height:38px;padding:6px 13px;color:var(--muted);
      background:#fff;border:1px solid var(--line);border-radius:6px;
      cursor:pointer;transition:.2s ease;
    }
    .filter-button:hover,.filter-button.active{
      color:#fff;background:var(--plum);border-color:var(--plum);
    }
    .sort-select{
      min-height:38px;padding:6px 34px 6px 11px;color:var(--ink);
      background:#fff;border:1px solid var(--line);border-radius:6px;
    }
    .media-grid{
      display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
    }
    .media-card{
      overflow:hidden;background:#fff;border:1px solid var(--line);
      border-radius:var(--radius);transition:.22s ease;
    }
    .media-card:hover{transform:translateY(-4px);border-color:var(--coral);box-shadow:var(--shadow)}
    .cover{
      position:relative;aspect-ratio:16/10;overflow:hidden;
      display:flex;align-items:flex-end;padding:14px;
      color:#fff;background:#713653;
    }
    .cover::before{
      content:"";position:absolute;inset:0;
      background:linear-gradient(135deg,rgba(84,22,49,.2),rgba(232,117,98,.75));
    }
    .cover.one{background:#874462}
    .cover.two{background:#9b5d62}
    .cover.three{background:#62405f}
    .cover.four{background:#a06756}
    .cover.five{background:#724b68}
    .cover.six{background:#93525b}
    .cover.seven{background:#5a4a69}
    .cover.eight{background:#9e685d}
    .cover-label,.cover-title{position:relative;z-index:1}
    .cover-label{position:absolute;top:12px;left:12px;padding:3px 8px;background:rgba(255,253,249,.88);color:var(--plum-dark);border-radius:4px;font-size:12px;font-weight:800}
    .cover-title{font-size:17px;font-weight:800}
    .play-mini{
      position:absolute;right:12px;bottom:12px;z-index:2;
      width:38px;height:38px;display:grid;place-items:center;
      color:#fff;background:var(--plum);border:2px solid rgba(255,255,255,.78);
      border-radius:50%;transition:.2s ease;
    }
    .media-card:hover .play-mini{background:var(--coral);transform:scale(1.06)}
    .media-body{padding:15px}
    .media-body h3{font-size:17px;margin-bottom:8px}
    .media-info{display:flex;justify-content:space-between;gap:8px;color:var(--muted);font-size:13px}
    .media-footer{display:flex;align-items:center;justify-content:space-between;margin-top:12px;padding-top:11px;border-top:1px solid var(--line)}
    .quality{color:var(--success);font-size:12px;font-weight:800}
    .icon-btn{
      width:34px;height:34px;display:grid;place-items:center;
      color:var(--muted);background:transparent;border:1px solid var(--line);
      border-radius:6px;cursor:pointer;transition:.2s ease;
    }
    .icon-btn:hover,.icon-btn.active{color:var(--plum);border-color:var(--coral);background:#fff8f3}
    .feature-layout{display:grid;grid-template-columns:1.2fr .8fr;gap:28px;align-items:stretch}
    .feature-panel{
      min-height:340px;padding:30px;display:flex;flex-direction:column;justify-content:flex-end;
      color:#fff;background:#351d2c;border-radius:var(--radius);overflow:hidden;position:relative;
    }
    .feature-panel::before{
      content:"";position:absolute;inset:0;opacity:.8;
      background:linear-gradient(120deg,#541631 10%,#a64d5e 62%,#e87562);
    }
    .feature-panel>*{position:relative;z-index:1}
    .feature-panel h2{max-width:520px;color:#fff;margin-top:12px}
    .feature-panel p{max-width:560px;color:#f8e9e7;margin-bottom:22px}
    .feature-side{padding:25px;background:#fff;border:1px solid var(--line);border-radius:var(--radius)}
    .metric-list{margin:22px 0 0;padding:0;list-style:none}
    .metric-list li{display:flex;justify-content:space-between;gap:20px;padding:14px 0;border-bottom:1px solid var(--line)}
    .metric-list li:last-child{border-bottom:0}
    .metric-list span{color:var(--muted)}
    .metric-list strong{color:var(--plum-dark)}
    .info-band{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .info-item{padding:22px 25px;border-right:1px solid var(--line)}
    .info-item:last-child{border-right:0}
    .info-item strong{display:block;color:var(--plum-dark);font-size:23px}
    .info-item span{color:var(--muted);font-size:14px}
    .steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
    .step{padding:23px 0;border-top:3px solid var(--peach)}
    .step-number{color:var(--coral);font-size:14px;font-weight:850}
    .step p{color:var(--muted);margin:0}
    .accordion-item{background:#fff;border:1px solid var(--line)!important;margin-bottom:10px;border-radius:7px!important;overflow:hidden}
    .accordion-button{color:var(--plum-dark);font-weight:750;background:#fff;box-shadow:none!important}
    .accordion-button:not(.collapsed){color:var(--plum);background:#fff8f3}
    .accordion-body{color:var(--muted);padding-top:0}
    .cta{
      padding:48px 0;background:var(--plum-dark);color:#fff;
    }
    .cta h2{color:#fff;margin:0 0 9px}
    .cta p{color:#ead8df;margin:0;max-width:660px}
    .cta .btn-soft{background:#fff;border-color:#fff}
    .footer{padding:54px 0 20px;background:#2a1824;color:#d9cbd1}
    .footer .brand{color:#fff}
    .footer h4{color:var(--peach);font-size:15px;margin:0 0 14px}
    .footer a{display:block;margin:7px 0;color:#d9cbd1;font-size:14px}
    .footer a:hover{color:#fff}
    .footer .region-trigger{color:#fff;background:transparent;border-color:#785469}
    .footer p{color:#ae99a4;font-size:14px}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;margin-top:42px;padding-top:17px;border-top:1px solid #513441;color:#a9949f;font-size:12px}
    .pagination .page-link{color:var(--plum);border-color:var(--line);background:#fff;margin:0 3px;border-radius:6px!important}
    .pagination .page-item.active .page-link{color:#fff;background:var(--plum);border-color:var(--plum)}
    .empty-state{display:none;padding:38px;text-align:center;background:#fff;border:1px dashed var(--line);border-radius:var(--radius);color:var(--muted)}
    .modal-content{border:0;border-radius:var(--radius);box-shadow:var(--shadow)}
    .modal-header{border-color:var(--line)}
    .modal-title{color:var(--plum-dark);font-weight:800}
    .region-option{width:100%;padding:13px;text-align:left;color:var(--ink);background:#fff;border:1px solid var(--line);border-radius:7px;margin-bottom:9px}
    .region-option:hover{color:var(--plum);border-color:var(--coral);background:#fff8f3}
    .toast-message{
      position:fixed;right:20px;bottom:20px;z-index:50;display:none;
      padding:12px 17px;color:#fff;background:var(--plum-dark);border-radius:7px;box-shadow:var(--shadow);
    }
    @media (max-width:1199px){
      .media-grid{grid-template-columns:repeat(3,1fr)}
      .nav-tools{margin-top:12px}
    }
    @media (max-width:991px){
      .navbar-collapse{padding:18px 0 8px}
      .navbar-nav .nav-link{padding-left:0!important}
      .nav-tools{justify-content:flex-start}
      .feature-layout{grid-template-columns:1fr}
      .page-head{padding-top:48px}
    }
    @media (max-width:767px){
      .section{padding:52px 0}
      h1{font-size:34px}
      h2{font-size:28px}
      .intro{font-size:16px}
      .media-grid{grid-template-columns:repeat(2,1fr);gap:12px}
      .media-body{padding:12px}
      .media-body h3{font-size:15px}
      .media-info{font-size:12px}
      .info-band{grid-template-columns:1fr}
      .info-item{border-right:0;border-bottom:1px solid var(--line)}
      .info-item:last-child{border-bottom:0}
      .steps{grid-template-columns:1fr;gap:10px}
      .section-top{display:block}
      .section-top p{margin-top:10px}
      .footer-bottom{display:block}
      .footer-bottom span{display:block;margin-top:7px}
    }
    @media (max-width:520px){
      .search-box{min-width:100%}
      .nav-tools{width:100%}
      .region-trigger{width:100%}
      .page-head{padding:40px 0 42px}
      h1{font-size:30px}
      .filter-row{align-items:stretch}
      .filter-label{width:100%}
      .sort-select{width:100%}
      .media-grid{grid-template-columns:1fr}
      .cover{aspect-ratio:16/9}
      .feature-panel{min-height:330px;padding:22px}
      .hero-actions .btn-main,.hero-actions .btn-soft{width:100%}
    }