/* roulang page: index */
:root{
            --bg:#fff8f2;
            --bg-soft:#fff2e9;
            --card:#ffffff;
            --text:#1f1723;
            --muted:#6f6270;
            --line:#eaded5;
            --brand:#ef5b5b;
            --brand-2:#ff8f3d;
            --accent:#f4c24f;
            --accent-2:#7d4cff;
            --success:#1fa97b;
            --shadow:0 18px 50px rgba(79, 35, 35, .12);
            --shadow-soft:0 8px 20px rgba(79, 35, 35, .08);
            --radius:24px;
            --radius-sm:16px;
            --space:clamp(16px, 2vw, 24px);
            --max:1180px;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{
            margin:0;
            font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",Segoe UI,Roboto,Arial,sans-serif;
            color:var(--text);
            background:
                radial-gradient(circle at top left, rgba(255,143,61,.16), transparent 28%),
                radial-gradient(circle at top right, rgba(239,91,91,.12), transparent 24%),
                linear-gradient(180deg, #fffaf6 0%, var(--bg) 45%, #fff 100%);
            line-height:1.7;
            overflow-x:hidden;
        }
        a{color:inherit;text-decoration:none;transition:all .22s ease}
        a:hover{color:var(--brand)}
        img{max-width:100%;display:block}
        button,input,textarea{font:inherit}
        .skip-link{
            position:absolute;left:-999px;top:10px;background:#111;color:#fff;padding:10px 14px;border-radius:10px;z-index:1000
        }
        .skip-link:focus{left:10px}
        .container-fluid{
            width:min(var(--max), calc(100% - 32px));
            margin:0 auto;
        }
        .site-header{
            position:sticky;
            top:0;
            z-index:99;
            background:rgba(255,252,249,.88);
            backdrop-filter:saturate(140%) blur(10px);
            border-bottom:1px solid rgba(234,222,213,.82);
        }
        .header-inner{
            display:grid;
            grid-template-columns:1fr auto 1fr;
            align-items:center;
            gap:14px;
            min-height:76px;
            padding:10px 0;
        }
        .nav-group{
            display:flex;
            align-items:center;
            gap:10px;
            flex-wrap:wrap;
        }
        .nav-left{justify-content:flex-start}
        .nav-right{justify-content:flex-end}
        .nav-link{
            display:inline-flex;
            align-items:center;
            gap:8px;
            padding:10px 14px;
            border-radius:999px;
            color:var(--muted);
            border:1px solid transparent;
            font-weight:600;
            letter-spacing:.01em;
        }
        .nav-link:hover,
        .nav-link:focus{
            color:var(--text);
            background:#fff;
            border-color:var(--line);
            box-shadow:var(--shadow-soft);
            transform:translateY(-1px);
        }
        .nav-link.active{
            color:#fff;
            background:linear-gradient(135deg, var(--brand), var(--brand-2));
            box-shadow:0 12px 24px rgba(239,91,91,.28);
        }
        .brand-wrap{
            display:flex;
            align-items:center;
            justify-content:center;
        }
        .brand{
            display:inline-flex;
            align-items:center;
            gap:12px;
            padding:11px 18px;
            border-radius:999px;
            background:#fff;
            border:1px solid rgba(234,222,213,.92);
            box-shadow:var(--shadow-soft);
            font-size:18px;
            font-weight:800;
            letter-spacing:.04em;
            white-space:nowrap;
        }
        .brand-mark{
            width:34px;height:34px;
            border-radius:12px;
            background:linear-gradient(135deg, var(--brand), var(--brand-2));
            box-shadow:0 10px 20px rgba(239,91,91,.25);
            position:relative;
            flex:0 0 auto;
        }
        .brand-mark:before{
            content:'';
            position:absolute;
            inset:9px;
            border-radius:8px;
            border:2px solid rgba(255,255,255,.8);
        }
        .mobile-toggle{
            display:none;
            border:1px solid var(--line);
            background:#fff;
            color:var(--text);
            border-radius:14px;
            padding:10px 12px;
            box-shadow:var(--shadow-soft);
        }
        .mobile-nav{
            display:none;
            padding:0 0 16px;
        }
        .mobile-nav .nav-link{
            width:100%;
            justify-content:center;
            background:#fff;
        }
        .hero{
            position:relative;
            padding:38px 0 22px;
        }
        .hero-shell{
            background:
                linear-gradient(135deg, rgba(239,91,91,.11), rgba(255,143,61,.08) 45%, rgba(125,76,255,.06)),
                #fff;
            border:1px solid rgba(234,222,213,.88);
            border-radius:32px;
            box-shadow:var(--shadow);
            overflow:hidden;
            position:relative;
        }
        .hero-shell:before{
            content:'';
            position:absolute;
            inset:-2px;
            background:
                radial-gradient(circle at 18% 20%, rgba(255,255,255,.72), transparent 24%),
                radial-gradient(circle at 88% 8%, rgba(255,255,255,.5), transparent 18%);
            pointer-events:none;
        }
        .hero-inner{
            position:relative;
            padding:clamp(24px, 4vw, 44px);
            display:grid;
            grid-template-columns:1.08fr .92fr;
            gap:28px;
            align-items:center;
        }
        .eyebrow{
            display:inline-flex;
            align-items:center;
            gap:8px;
            padding:8px 12px;
            border-radius:999px;
            background:#fff4f0;
            color:#b63e3e;
            border:1px solid #ffd2c8;
            font-weight:700;
            font-size:13px;
            letter-spacing:.04em;
        }
        .eyebrow i{
            width:8px;height:8px;border-radius:50%;
            background:var(--brand);
            box-shadow:0 0 0 5px rgba(239,91,91,.14);
            display:inline-block;
        }
        h1{
            margin:18px 0 14px;
            font-size:clamp(34px, 5vw, 62px);
            line-height:1.03;
            letter-spacing:-.03em;
            font-weight:900;
        }
        .hero-copy{
            color:var(--muted);
            font-size:clamp(16px, 1.55vw, 18px);
            max-width:38rem;
            margin:0 0 20px;
        }
        .hero-actions{
            display:flex;
            flex-wrap:wrap;
            gap:12px;
            margin:18px 0 18px;
        }
        .btn{
            display:inline-flex;
            align-items:center;
            justify-content:center;
            gap:10px;
            min-height:48px;
            padding:0 18px;
            border-radius:14px;
            font-weight:800;
            border:1px solid transparent;
            cursor:pointer;
            transition:transform .22s ease, box-shadow .22s ease, background .22s ease, color .22s ease, border-color .22s ease;
        }
        .btn:hover,.btn:focus{
            transform:translateY(-2px);
            box-shadow:var(--shadow-soft);
        }
        .btn-primary{
            color:#fff;
            background:linear-gradient(135deg, var(--brand), var(--brand-2));
            box-shadow:0 14px 30px rgba(239,91,91,.28);
        }
        .btn-primary:hover,.btn-primary:focus{filter:saturate(108%) brightness(1.02)}
        .btn-secondary{
            color:var(--text);
            background:#fff;
            border-color:var(--line);
        }
        .btn-secondary:hover,.btn-secondary:focus{
            border-color:#f0b29d;
            background:#fff7f4;
        }
        .hero-badges{
            display:flex;
            flex-wrap:wrap;
            gap:10px;
            margin-top:16px;
        }
        .chip{
            display:inline-flex;
            align-items:center;
            gap:8px;
            padding:9px 12px;
            border-radius:999px;
            background:rgba(255,255,255,.78);
            border:1px solid rgba(234,222,213,.88);
            color:#5d505f;
            font-size:13px;
            font-weight:700;
        }
        .chip strong{color:var(--text)}
        .hero-visual{
            display:grid;
            gap:14px;
        }
        .hero-grid{
            display:grid;
            grid-template-columns:1.1fr .9fr;
            gap:14px;
        }
        .visual-card{
            background:rgba(255,255,255,.94);
            border:1px solid rgba(234,222,213,.92);
            border-radius:24px;
            box-shadow:var(--shadow-soft);
            overflow:hidden;
        }
        .visual-card.pad{padding:18px}
        .feature-block{
            display:flex;
            flex-direction:column;
            gap:10px;
            min-height:160px;
        }
        .feature-block .mini-title{
            font-size:15px;
            font-weight:900;
            margin:0;
        }
        .feature-block p{
            margin:0;
            color:var(--muted);
            font-size:14px;
            line-height:1.65;
        }
        .feature-list{
            display:grid;
            gap:10px;
        }
        .feature-line{
            display:flex;
            align-items:center;
            justify-content:space-between;
            padding:10px 12px;
            border-radius:14px;
            background:#fff8f4;
            border:1px solid #f3ddd0;
            font-size:14px;
            font-weight:700;
        }
        .feature-line span{
            color:var(--muted);
            font-weight:600;
        }
        .mosaic-bottom{
            display:grid;
            grid-template-columns:repeat(3,1fr);
            gap:14px;
        }
        .stat-card{
            padding:18px 16px;
            border-radius:22px;
            background:#fff;
            border:1px solid rgba(234,222,213,.92);
            box-shadow:var(--shadow-soft);
            text-align:left;
            min-height:112px;
        }
        .stat-num{
            font-size:28px;
            font-weight:900;
            line-height:1.1;
            color:var(--brand);
            letter-spacing:-.02em;
        }
        .stat-label{
            margin-top:6px;
            font-size:14px;
            color:var(--muted);
            font-weight:700;
        }
        .stat-note{
            margin-top:8px;
            color:#8c7f88;
            font-size:12px;
        }
        .section{
            padding:18px 0 8px;
        }
        .section-inner{
            background:transparent;
            padding:10px 0 16px;
        }
        .section-title{
            display:flex;
            align-items:end;
            justify-content:space-between;
            gap:16px;
            margin-bottom:18px;
        }
        .section-title h2{
            margin:0;
            font-size:clamp(24px, 3vw, 34px);
            line-height:1.15;
            letter-spacing:-.02em;
        }
        .section-title p{
            margin:0;
            max-width:48rem;
            color:var(--muted);
            font-size:15px;
        }
        .grid-cards{
            display:grid;
            gap:16px;
        }
        .grid-4{
            grid-template-columns:repeat(4,1fr);
        }
        .grid-3{
            grid-template-columns:repeat(3,1fr);
        }
        .grid-2{
            grid-template-columns:repeat(2,1fr);
        }
        .info-card{
            background:#fff;
            border:1px solid rgba(234,222,213,.94);
            border-radius:26px;
            box-shadow:var(--shadow-soft);
            padding:22px;
            transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease;
            min-height:100%;
        }
        .info-card:hover{
            transform:translateY(-4px);
            box-shadow:var(--shadow);
            border-color:#f0c7ba;
        }
        .info-icon{
            width:42px;height:42px;
            border-radius:14px;
            display:grid;
            place-items:center;
            color:#fff;
            font-weight:900;
            background:linear-gradient(135deg, var(--brand), var(--brand-2));
            margin-bottom:14px;
            box-shadow:0 10px 18px rgba(239,91,91,.2);
        }
        .info-card h3{
            margin:0 0 8px;
            font-size:18px;
            line-height:1.3;
        }
        .info-card p{
            margin:0;
            color:var(--muted);
            font-size:14px;
            line-height:1.75;
        }
        .demo-wrap{
            display:grid;
            grid-template-columns:1.08fr .92fr;
            gap:16px;
            align-items:start;
        }
        .demo-stage,.aside-panel{
            background:#fff;
            border:1px solid rgba(234,222,213,.94);
            border-radius:28px;
            box-shadow:var(--shadow-soft);
            overflow:hidden;
        }
        .demo-stage{
            padding:20px;
        }
        .demo-head{
            display:flex;
            align-items:center;
            justify-content:space-between;
            gap:10px;
            margin-bottom:16px;
        }
        .demo-head strong{
            font-size:18px;
        }
        .filter-row{
            display:flex;
            flex-wrap:wrap;
            gap:10px;
        }
        .filter-pill{
            padding:8px 12px;
            border-radius:999px;
            background:#fff7f3;
            border:1px solid #f0d7cc;
            color:#8b5d56;
            font-size:13px;
            font-weight:700;
        }
        .sample-list{
            display:grid;
            gap:14px;
        }
        .sample-card{
            display:grid;
            grid-template-columns:128px 1fr;
            gap:14px;
            padding:14px;
            border-radius:22px;
            background:linear-gradient(180deg, #fff, #fffaf7);
            border:1px solid #f1dfd6;
            transition:transform .22s ease, box-shadow .22s ease;
        }
        .sample-card:hover{
            transform:translateY(-2px);
            box-shadow:0 12px 24px rgba(79,35,35,.08);
        }
        .sample-thumb{
            border-radius:18px;
            min-height:108px;
            background:
                linear-gradient(135deg, rgba(239,91,91,.88), rgba(255,143,61,.9)),
                radial-gradient(circle at top, rgba(255,255,255,.4), transparent 38%);
            position:relative;
            overflow:hidden;
        }
        .sample-thumb:before{
            content:'';
            position:absolute;
            inset:14px;
            border:1px solid rgba(255,255,255,.35);
            border-radius:14px;
        }
        .sample-badge{
            position:absolute;
            left:12px;top:12px;
            background:rgba(255,255,255,.92);
            color:#9c2f34;
            border-radius:999px;
            padding:5px 9px;
            font-size:12px;
            font-weight:800;
        }
        .sample-body h3{
            margin:0 0 8px;
            font-size:18px;
            line-height:1.35;
        }
        .sample-meta{
            display:flex;
            flex-wrap:wrap;
            gap:8px;
            margin-bottom:8px;
            font-size:12px;
            color:#8b7a82;
        }
        .sample-desc{
            margin:0 0 12px;
            color:var(--muted);
            font-size:14px;
            line-height:1.72;
        }
        .mini-link{
            display:inline-flex;
            align-items:center;
            gap:8px;
            color:var(--brand);
            font-weight:800;
            font-size:14px;
        }
        .aside-panel{
            padding:18px;
        }
        .aside-panel h3{
            margin:0 0 12px;
            font-size:18px;
        }
        .tag-cloud{
            display:flex;
            flex-wrap:wrap;
            gap:10px;
            margin-bottom:18px;
        }
        .tag-cloud .chip{
            background:#fff;
        }
        .side-spot{
            border-radius:22px;
            padding:18px;
            background:linear-gradient(135deg, rgba(239,91,91,.08), rgba(255,143,61,.12));
            border:1px solid #f1d7cc;
        }
        .side-spot p{
            margin:0 0 14px;
            color:var(--muted);
            font-size:14px;
            line-height:1.72;
        }
        .metric-list{
            display:grid;
            gap:12px;
        }
        .metric-row{
            display:flex;
            justify-content:space-between;
            gap:10px;
            padding:10px 0;
            border-bottom:1px dashed #eadfd6;
            color:#5d505f;
            font-size:14px;
        }
        .metric-row:last-child{border-bottom:0;padding-bottom:0}
        .metric-row strong{color:var(--text)}
        .evidence-wrap{
            display:grid;
            grid-template-columns:1fr 1fr;
            gap:16px;
        }
        .timeline{
            background:#fff;
            border:1px solid rgba(234,222,213,.94);
            border-radius:28px;
            box-shadow:var(--shadow-soft);
            padding:22px;
        }
        .timeline h3{
            margin:0 0 14px;
            font-size:18px;
        }
        .timeline-list{
            list-style:none;
            margin:0;
            padding:0;
            position:relative;
        }
        .timeline-list:before{
            content:'';
            position:absolute;
            left:10px;
            top:8px;
            bottom:8px;
            width:2px;
            background:linear-gradient(180deg, var(--brand), var(--brand-2));
        }
        .timeline-item{
            position:relative;
            padding-left:32px;
            margin-bottom:16px;
        }
        .timeline-item:last-child{margin-bottom:0}
        .timeline-item:before{
            content:'';
            position:absolute;
            left:3px;
            top:7px;
            width:16px;height:16px;
            border-radius:50%;
            background:#fff;
            border:4px solid var(--brand);
            box-shadow:0 0 0 4px rgba(239,91,91,.12);
        }
        .timeline-item strong{
            display:block;
            margin-bottom:4px;
        }
        .timeline-item p{
            margin:0;
            color:var(--muted);
            font-size:14px;
            line-height:1.72;
        }
        .checklist{
            background:#fff;
            border:1px solid rgba(234,222,213,.94);
            border-radius:28px;
            box-shadow:var(--shadow-soft);
            padding:22px;
        }
        .checklist h3{
            margin:0 0 14px;
            font-size:18px;
        }
        .checklist ul{
            list-style:none;
            margin:0;
            padding:0;
            display:grid;
            gap:12px;
        }
        .checklist li{
            display:flex;
            gap:12px;
            color:#584b56;
            font-size:14px;
            line-height:1.72;
            padding-bottom:12px;
            border-bottom:1px dashed #eadfd6;
        }
        .checklist li:last-child{border-bottom:0;padding-bottom:0}
        .check-dot{
            width:22px;height:22px;
            flex:0 0 auto;
            display:grid;place-items:center;
            border-radius:50%;
            background:linear-gradient(135deg, var(--success), #24c58d);
            color:#fff;
            font-size:12px;
            margin-top:2px;
            box-shadow:0 8px 16px rgba(31,169,123,.18);
        }
        .news-wrap{
            display:grid;
            grid-template-columns:1.1fr .9fr;
            gap:16px;
            align-items:start;
        }
        .news-list{
            background:#fff;
            border:1px solid rgba(234,222,213,.94);
            border-radius:28px;
            box-shadow:var(--shadow-soft);
            padding:18px;
        }
        .news-list h3,.pricing h3,.faq-box h3,.form-box h3{
            margin:0 0 14px;
            font-size:18px;
        }
        .news-items{
            display:grid;
            gap:12px;
        }
        .news-item{
            display:flex;
            justify-content:space-between;
            gap:14px;
            align-items:flex-start;
            padding:14px 0;
            border-bottom:1px solid #f1e5dd;
        }
        .news-item:last-child{border-bottom:0;padding-bottom:0}
        .news-item a{
            font-weight:800;
            line-height:1.45;
            display:block;
            margin-bottom:6px;
        }
        .news-item p{
            margin:0;
            color:var(--muted);
            font-size:13px;
        }
        .news-pill{
            flex:0 0 auto;
            padding:6px 10px;
            border-radius:999px;
            background:#fff4f0;
            color:#ad3d41;
            font-size:12px;
            font-weight:800;
        }
        .news-aside{
            display:grid;
            gap:16px;
        }
        .aside-box{
            background:#fff;
            border:1px solid rgba(234,222,213,.94);
            border-radius:28px;
            box-shadow:var(--shadow-soft);
            padding:18px;
        }
        .aside-box p{
            margin:0 0 14px;
            color:var(--muted);
            font-size:14px;
            line-height:1.72;
        }
        .pricing{
            background:linear-gradient(180deg, rgba(255,246,239,.5), rgba(255,255,255,.9));
            border:1px solid rgba(234,222,213,.94);
            border-radius:32px;
            box-shadow:var(--shadow-soft);
            padding:22px;
        }
        .pricing-grid{
            display:grid;
            grid-template-columns:repeat(3,1fr);
            gap:16px;
        }
        .price-card{
            position:relative;
            background:#fff;
            border:1px solid #edded4;
            border-radius:26px;
            padding:22px;
            overflow:hidden;
            box-shadow:0 12px 24px rgba(79,35,35,.06);
            display:flex;
            flex-direction:column;
            min-height:100%;
        }
        .price-card.featured{
            border-color:#f5b7a5;
            box-shadow:0 16px 32px rgba(239,91,91,.14);
            transform:translateY(-4px);
        }
        .price-badge{
            display:inline-flex;
            align-items:center;
            width:max-content;
            padding:7px 10px;
            border-radius:999px;
            background:#fff2ea;
            color:#b54b45;
            font-size:12px;
            font-weight:800;
            margin-bottom:12px;
        }
        .price{
            font-size:42px;
            line-height:1;
            font-weight:900;
            letter-spacing:-.03em;
            margin-bottom:8px;
        }
        .price-card p{
            margin:0 0 16px;
            color:var(--muted);
            font-size:14px;
            line-height:1.72;
        }
        .price-card ul{
            list-style:none;
            padding:0;
            margin:0 0 18px;
            display:grid;
            gap:10px;
        }
        .price-card li{
            display:flex;
            align-items:flex-start;
            gap:10px;
            color:#5d505f;
            font-size:14px;
        }
        .price-card li:before{
            content:'•';
            color:var(--brand);
            font-weight:900;
            line-height:1.4;
        }
        .price-card .btn{margin-top:auto}
        .faq-box{
            background:#fff;
            border:1px solid rgba(234,222,213,.94);
            border-radius:28px;
            box-shadow:var(--shadow-soft);
            padding:22px;
        }
        .accordion{
            margin:0;
            background:transparent;
            border:0;
        }
        .accordion-item{
            border:1px solid #efdfd4;
            border-radius:20px;
            overflow:hidden;
            margin-bottom:12px;
            background:#fffaf7;
        }
        .accordion-title{
            color:var(--text);
            font-weight:800;
            font-size:15px;
            padding:16px 18px;
            border:0;
            background:transparent;
        }
        .accordion-title:hover,
        .accordion-title:focus{
            background:#fff4ef;
            color:var(--brand);
        }
        .accordion-content{
            border:0;
            padding:0 18px 18px;
            color:var(--muted);
            font-size:14px;
            line-height:1.78;
            background:#fffaf7;
        }
        .cta-final{
            padding:8px 0 34px;
        }
        .cta-box{
            background:linear-gradient(135deg, rgba(239,91,91,.98), rgba(255,143,61,.96));
            border-radius:32px;
            color:#fff;
            overflow:hidden;
            position:relative;
            box-shadow:0 20px 50px rgba(239,91,91,.28);
        }
        .cta-box:before{
            content:'';
            position:absolute;
            inset:0;
            background:
                radial-gradient(circle at 18% 20%, rgba(255,255,255,.2), transparent 26%),
                radial-gradient(circle at 92% 8%, rgba(255,255,255,.18), transparent 18%);
        }
        .cta-inner{
            position:relative;
            padding:28px;
            display:flex;
            flex-wrap:wrap;
            justify-content:space-between;
            gap:18px;
            align-items:center;
        }
        .cta-inner h2{
            margin:0 0 8px;
            font-size:clamp(24px, 3.2vw, 38px);
            line-height:1.15;
        }
        .cta-inner p{
            margin:0;
            max-width:46rem;
            opacity:.95;
        }
        .cta-actions{
            display:flex;
            flex-wrap:wrap;
            gap:12px;
        }
        .btn-light{
            color:var(--brand);
            background:#fff;
        }
        .btn-light:hover,.btn-light:focus{
            background:#fff8f4;
            color:#9f2f34;
        }
        .btn-ghost{
            color:#fff;
            border-color:rgba(255,255,255,.4);
            background:transparent;
        }
        .btn-ghost:hover,.btn-ghost:focus{
            background:rgba(255,255,255,.12);
            color:#fff;
            border-color:rgba(255,255,255,.6);
        }
        .contact{
            background:#fff;
            border:1px solid rgba(234,222,213,.94);
            border-radius:28px;
            box-shadow:var(--shadow-soft);
            padding:22px;
        }
        .contact-grid{
            display:grid;
            grid-template-columns:1fr 1fr;
            gap:16px;
        }
        .form-box{
            background:#fff;
            border:1px solid rgba(234,222,213,.94);
            border-radius:28px;
            box-shadow:var(--shadow-soft);
            padding:22px;
        }
        .field{
            margin-bottom:14px;
        }
        .field label{
            display:block;
            margin-bottom:8px;
            font-weight:800;
            font-size:14px;
            color:#4e4250;
        }
        .field input,
        .field textarea{
            width:100%;
            border:1px solid #e7dbd1;
            background:#fffdfb;
            border-radius:16px;
            padding:14px 15px;
            color:var(--text);
            outline:none;
            transition:border-color .2s ease, box-shadow .2s ease, transform .2s ease;
        }
        .field textarea{min-height:130px;resize:vertical}
        .field input:focus,
        .field textarea:focus{
            border-color:#ef9a85;
            box-shadow:0 0 0 4px rgba(239,91,91,.10);
        }
        .hint{
            margin-top:8px;
            font-size:12px;
            color:#8d7f86;
        }
        .footer{
            margin-top:10px;
            background:#1f1723;
            color:#fff;
            border-top:1px solid rgba(255,255,255,.08);
        }
        .footer-inner{
            padding:30px 0 24px;
        }
        .footer-top{
            display:grid;
            grid-template-columns:1.2fr .8fr 1fr;
            gap:18px;
            align-items:start;
            padding-bottom:18px;
            border-bottom:1px solid rgba(255,255,255,.08);
        }
        .footer-brand{
            display:flex;
            flex-direction:column;
            gap:12px;
        }
        .footer-brand .brand{
            background:rgba(255,255,255,.06);
            color:#fff;
            border-color:rgba(255,255,255,.08);
            box-shadow:none;
        }
        .footer-brand p{
            margin:0;
            color:rgba(255,255,255,.72);
            font-size:14px;
            line-height:1.8;
            max-width:30rem;
        }
        .footer-links{
            display:grid;
            gap:10px;
        }
        .footer-links strong{
            font-size:15px;
        }
        .footer-links a{
            color:rgba(255,255,255,.74);
            font-size:14px;
            display:inline-flex;
            width:max-content;
        }
        .footer-links a:hover{color:#fff}
        .footer-note{
            margin-top:18px;
            display:flex;
            flex-wrap:wrap;
            justify-content:space-between;
            gap:12px;
            color:rgba(255,255,255,.62);
            font-size:13px;
        }
        .quick-tools{
            position:fixed;
            right:18px;
            bottom:86px;
            display:grid;
            gap:10px;
            z-index:90;
        }
        .tool-btn{
            width:48px;
            height:48px;
            border-radius:16px;
            display:grid;
            place-items:center;
            background:#fff;
            border:1px solid rgba(234,222,213,.95);
            color:var(--text);
            box-shadow:var(--shadow-soft);
        }
        .tool-btn:hover{
            transform:translateY(-2px);
            color:var(--brand);
            box-shadow:var(--shadow);
        }
        .sticky-cta{
            position:fixed;
            left:0;
            right:0;
            bottom:0;
            z-index:95;
            background:rgba(31,23,35,.92);
            color:#fff;
            padding:12px 0;
            display:none;
            border-top:1px solid rgba(255,255,255,.08);
        }
        .sticky-cta .row{
            display:flex;
            gap:10px;
            align-items:center;
            justify-content:space-between;
        }
        .sticky-cta .msg{
            font-size:13px;
            color:rgba(255,255,255,.78);
        }
        .sticky-cta .actions{
            display:flex;
            gap:10px;
            flex-wrap:wrap;
        }
        .sticky-cta .btn{
            min-height:42px;
            padding:0 14px;
            border-radius:12px;
        }
        .reveal{
            opacity:0;
            transform:translateY(18px);
            transition:opacity .55s ease, transform .55s ease;
        }
        .reveal.is-visible{
            opacity:1;
            transform:translateY(0);
        }
        @media (max-width: 1024px){
            .hero-inner,
            .demo-wrap,
            .evidence-wrap,
            .news-wrap,
            .contact-grid,
            .footer-top{
                grid-template-columns:1fr;
            }
            .grid-4,.grid-3,.pricing-grid,.grid-2{
                grid-template-columns:repeat(2,1fr);
            }
            .quick-tools{display:none}
            .header-inner{grid-template-columns:auto 1fr auto}
            .nav-left,.nav-right{display:none}
            .mobile-toggle{display:inline-flex;justify-self:end}
            .mobile-nav.show{display:block}
            .sticky-cta{display:block}
        }
        @media (max-width: 768px){
            .container-fluid{width:min(var(--max), calc(100% - 20px))}
            .header-inner{min-height:68px}
            .brand{font-size:16px;padding:10px 14px}
            .hero{padding-top:18px}
            .hero-shell{border-radius:26px}
            .hero-inner{padding:20px}
            .grid-4,.grid-3,.pricing-grid,.grid-2{
                grid-template-columns:1fr;
            }
            .hero-grid,.mosaic-bottom{
                grid-template-columns:1fr;
            }
            .sample-card{
                grid-template-columns:1fr;
            }
            .sample-thumb{
                min-height:160px;
            }
            .section-title{
                flex-direction:column;
                align-items:flex-start;
            }
            .cta-inner{
                padding:22px;
            }
            .footer-top{
                gap:14px;
            }
            .news-item{
                flex-direction:column;
            }
        }
        @media (max-width: 520px){
            .nav-link{
                width:100%;
                justify-content:center;
            }
            .hero-copy,.section-title p,.info-card p,.sample-desc,.timeline-item p,.checklist li,.price-card p,.accordion-content,.footer-brand p{
                font-size:13.5px;
            }
            h1{font-size:30px}
            .btn{width:100%}
            .hero-actions,.cta-actions{width:100%}
            .hero-actions .btn,.cta-actions .btn{width:100%}
            .sticky-cta .row{
                flex-direction:column;
                align-items:stretch;
            }
            .sticky-cta .msg{
                text-align:center;
            }
            .sticky-cta .actions .btn{
                flex:1 1 0;
            }
        }

/* roulang page: category1 */
:root{
      --color-bg:#fff8f2;
      --color-surface:#ffffff;
      --color-surface-soft:#fff0e6;
      --color-text:#211815;
      --color-muted:#7b6760;
      --color-primary:#ff4f5e;
      --color-primary-dark:#e83244;
      --color-accent:#ffb000;
      --color-accent-2:#7c3cff;
      --color-border:rgba(83,50,43,.14);
      --shadow-sm:0 10px 24px rgba(65,36,28,.08);
      --shadow-md:0 18px 44px rgba(65,36,28,.14);
      --shadow-lg:0 28px 70px rgba(65,36,28,.18);
      --radius-sm:12px;
      --radius-md:20px;
      --radius-lg:30px;
      --radius-pill:999px;
      --container:1180px;
      --header-h:78px;
      --ease:all .24s ease;
    }
    *{box-sizing:border-box;}
    html{scroll-behavior:smooth;}
    body{
      margin:0;
      min-height:100vh;
      background:
        radial-gradient(circle at 12% 0%, rgba(255,79,94,.15), transparent 30%),
        radial-gradient(circle at 88% 8%, rgba(255,176,0,.18), transparent 28%),
        linear-gradient(180deg,#fff8f2 0%,#fffdfb 45%,#fff7f1 100%);
      color:var(--color-text);
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      line-height:1.75;
      font-size:16px;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:var(--ease);}
    a:hover,a:focus{color:var(--color-primary);}
    img{max-width:100%;display:block;}
    button,input{font:inherit;}
    button{cursor:pointer;}
    :focus-visible{outline:3px solid rgba(255,79,94,.36);outline-offset:3px;}
    .container-fluid{max-width:var(--container);margin:0 auto;padding:0 24px;}
    .section{padding:86px 0;position:relative;}
    .section-tight{padding:58px 0;}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:var(--radius-pill);
      background:rgba(255,79,94,.1);
      color:var(--color-primary-dark);
      font-size:13px;
      font-weight:800;
      letter-spacing:.02em;
    }
    .eyebrow::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--color-primary);box-shadow:0 0 0 5px rgba(255,79,94,.13);}
    .section-heading{max-width:720px;margin-bottom:34px;}
    .section-heading h2{margin:12px 0 12px;font-size:clamp(28px,4vw,44px);line-height:1.18;font-weight:900;letter-spacing:-.04em;}
    .section-heading p{margin:0;color:var(--color-muted);font-size:17px;}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:46px;
      padding:12px 20px;
      border-radius:var(--radius-pill);
      font-weight:850;
      border:1px solid transparent;
      transition:var(--ease);
      line-height:1.2;
      white-space:nowrap;
    }
    .btn-primary{background:linear-gradient(135deg,var(--color-primary),#ff7b45);color:#fff;box-shadow:0 14px 30px rgba(255,79,94,.28);}
    .btn-primary:hover,.btn-primary:focus{color:#fff;background:linear-gradient(135deg,var(--color-primary-dark),#ff6730);transform:translateY(-2px);box-shadow:0 18px 40px rgba(255,79,94,.34);}
    .btn-secondary{background:#fff;color:var(--color-text);border-color:var(--color-border);box-shadow:var(--shadow-sm);}
    .btn-secondary:hover,.btn-secondary:focus{background:var(--color-surface-soft);color:var(--color-primary-dark);transform:translateY(-2px);}
    .badge,.tag{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      border-radius:var(--radius-pill);
      padding:6px 10px;
      font-size:12px;
      line-height:1;
      font-weight:800;
      border:1px solid rgba(255,79,94,.18);
      background:#fff5f1;
      color:var(--color-primary-dark);
    }
    .tag.gold{background:#fff7dc;color:#8c6100;border-color:rgba(255,176,0,.28);}
    .tag.purple{background:#f2ecff;color:#5a2ed4;border-color:rgba(124,60,255,.2);}
    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      background:rgba(255,248,242,.94);
      border-bottom:1px solid rgba(83,50,43,.1);
      backdrop-filter:saturate(160%) blur(10px);
    }
    .header-inner{
      min-height:var(--header-h);
      display:grid;
      grid-template-columns:1fr auto 1fr;
      align-items:center;
      gap:18px;
    }
    .nav-group{display:flex;align-items:center;gap:10px;}
    .nav-left{justify-content:flex-end;}
    .nav-right{justify-content:flex-start;}
    .brand-wrap{display:flex;justify-content:center;}
    .brand{
      display:inline-flex;
      align-items:center;
      gap:10px;
      padding:10px 15px;
      border-radius:var(--radius-pill);
      background:#fff;
      border:1px solid var(--color-border);
      box-shadow:var(--shadow-sm);
      color:var(--color-text);
      font-weight:950;
      letter-spacing:-.03em;
      line-height:1;
    }
    .brand:hover{color:var(--color-primary-dark);transform:translateY(-1px);box-shadow:var(--shadow-md);}
    .brand-mark{width:22px;height:22px;border-radius:9px;background:linear-gradient(135deg,var(--color-primary),var(--color-accent));box-shadow:0 8px 18px rgba(255,79,94,.28);}
    .nav-link{
      display:inline-flex;
      align-items:center;
      min-height:38px;
      padding:9px 13px;
      border-radius:var(--radius-pill);
      color:#4d3a35;
      font-weight:800;
      font-size:14px;
      border:1px solid transparent;
    }
    .nav-link:hover{background:#fff;color:var(--color-primary-dark);border-color:var(--color-border);}
    .nav-link.active{background:var(--color-text);color:#fff;border-color:var(--color-text);box-shadow:0 12px 24px rgba(33,24,21,.16);}
    .mobile-toggle{display:none;border:0;background:var(--color-text);color:#fff;border-radius:var(--radius-pill);padding:10px 14px;font-weight:900;}
    .mobile-nav{display:none;padding:0 0 16px;}
    .mobile-nav.is-open{display:block;}
    .mobile-nav .nav-link{width:100%;justify-content:center;margin-top:8px;background:#fff;border-color:var(--color-border);}
    .mobile-nav .nav-link.active{background:var(--color-text);color:#fff;}
    .category-hero{padding:54px 0 34px;}
    .hero-bento{
      display:grid;
      grid-template-columns:minmax(0,1.38fr) minmax(300px,.82fr);
      grid-template-rows:auto auto;
      gap:18px;
      align-items:stretch;
    }
    .hero-main,.hero-card,.hero-cta-strip{
      border:1px solid var(--color-border);
      background:rgba(255,255,255,.88);
      box-shadow:var(--shadow-md);
      border-radius:var(--radius-lg);
      overflow:hidden;
      position:relative;
    }
    .hero-main{grid-row:1 / span 2;padding:42px;min-height:460px;display:flex;flex-direction:column;justify-content:space-between;}
    .hero-main::after{
      content:"";
      position:absolute;
      width:260px;height:260px;
      border-radius:50%;
      background:linear-gradient(135deg,rgba(255,79,94,.22),rgba(255,176,0,.22));
      right:-90px;bottom:-110px;
      filter:blur(4px);
    }
    .hero-copy{position:relative;z-index:1;}
    .hero-copy h1{margin:16px 0 18px;font-size:clamp(36px,6vw,68px);line-height:1.02;font-weight:950;letter-spacing:-.06em;}
    .hero-copy p{max-width:650px;margin:0;color:var(--color-muted);font-size:18px;line-height:1.85;}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px;}
    .hero-meta{position:relative;z-index:1;display:flex;gap:12px;flex-wrap:wrap;margin-top:34px;}
    .hero-card{padding:22px;min-height:214px;}
    .hero-card strong{display:block;font-size:15px;margin-bottom:10px;color:var(--color-text);}
    .hero-card p{margin:0;color:var(--color-muted);font-size:14px;}
    .mini-metric{display:flex;align-items:flex-end;gap:8px;margin-top:18px;}
    .mini-metric b{font-size:38px;line-height:1;font-weight:950;color:var(--color-primary);}
    .mini-metric span{color:var(--color-muted);font-size:13px;margin-bottom:5px;}
    .cover-stack{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:16px;}
    .cover-tile{min-height:92px;border-radius:18px;background:linear-gradient(145deg,#2b1916,#ff4f5e);position:relative;overflow:hidden;box-shadow:0 12px 22px rgba(33,24,21,.16);}
    .cover-tile:nth-child(2){background:linear-gradient(145deg,#5a2ed4,#ffb000);transform:translateY(12px);}
    .cover-tile:nth-child(3){background:linear-gradient(145deg,#ff7b45,#211815);}
    .cover-tile::after{content:"";position:absolute;inset:auto 12px 12px 12px;height:22px;border-radius:999px;background:rgba(255,255,255,.72);}
    .hero-cta-strip{grid-column:1 / -1;padding:16px 20px;display:flex;align-items:center;justify-content:space-between;gap:14px;background:linear-gradient(135deg,#211815,#44251f);color:#fff;}
    .hero-cta-strip p{margin:0;color:rgba(255,255,255,.8);}
    .filter-panel{border-radius:var(--radius-lg);background:#fff;border:1px solid var(--color-border);box-shadow:var(--shadow-sm);padding:18px;margin-top:18px;}
    .filter-row{display:flex;gap:10px;align-items:center;flex-wrap:wrap;}
    .filter-label{font-weight:900;color:var(--color-text);margin-right:4px;}
    .filter-chip{border:1px solid var(--color-border);background:#fff;border-radius:999px;padding:9px 13px;font-size:13px;font-weight:800;color:#5f4943;}
    .filter-chip:hover,.filter-chip.is-active{border-color:rgba(255,79,94,.42);background:#fff0e8;color:var(--color-primary-dark);transform:translateY(-1px);}
    .content-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:24px;align-items:start;}
    .main-feed{display:flex;flex-direction:column;gap:18px;}
    .feed-card{
      display:grid;
      grid-template-columns:210px minmax(0,1fr);
      gap:20px;
      padding:16px;
      background:#fff;
      border:1px solid var(--color-border);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow-sm);
      transition:var(--ease);
      overflow:hidden;
    }
    .feed-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(255,79,94,.24);}
    .feed-cover{min-height:230px;border-radius:22px;background:linear-gradient(160deg,#ff4f5e,#ffb000);position:relative;overflow:hidden;}
    .feed-card:nth-child(2) .feed-cover{background:linear-gradient(160deg,#7c3cff,#ff4f5e);}
    .feed-card:nth-child(3) .feed-cover{background:linear-gradient(160deg,#211815,#ff7b45);}
    .feed-card:nth-child(4) .feed-cover{background:linear-gradient(160deg,#ffb000,#ff4f5e);}
    .feed-cover::before{content:"";position:absolute;left:18px;right:18px;bottom:18px;height:68px;border-radius:18px;background:rgba(255,255,255,.76);box-shadow:0 14px 24px rgba(0,0,0,.1);}
    .feed-cover::after{content:"精选";position:absolute;top:15px;left:15px;padding:6px 10px;border-radius:999px;background:#fff;color:var(--color-primary-dark);font-size:12px;font-weight:950;}
    .feed-body{display:flex;flex-direction:column;justify-content:center;min-width:0;}
    .feed-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px;}
    .feed-body h3{font-size:24px;line-height:1.25;margin:0 0 10px;font-weight:950;letter-spacing:-.03em;}
    .feed-body p{margin:0 0 16px;color:var(--color-muted);}
    .meta-line{display:flex;flex-wrap:wrap;gap:12px;color:#8a756e;font-size:13px;margin-bottom:18px;}
    .meta-line span{display:inline-flex;align-items:center;gap:6px;}
    .meta-line span::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--color-accent);}
    .side-rail{position:sticky;top:98px;display:flex;flex-direction:column;gap:16px;}
    .side-card,.quote-card,.timeline-card,.faq-item,.cta-box{
      background:#fff;
      border:1px solid var(--color-border);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow-sm);
    }
    .side-card{padding:22px;}
    .side-card h3{font-size:20px;margin:0 0 14px;font-weight:950;}
    .side-list{display:flex;flex-direction:column;gap:10px;margin:0;padding:0;list-style:none;}
    .side-list a{display:flex;justify-content:space-between;gap:10px;padding:12px;border-radius:16px;background:#fff8f4;border:1px solid transparent;font-weight:800;color:#5b443e;}
    .side-list a:hover{background:#fff0e8;border-color:rgba(255,79,94,.18);color:var(--color-primary-dark);transform:translateX(2px);}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:9px;}
    .demo-panel{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:22px;
      align-items:stretch;
    }
    .quote-card{padding:30px;background:linear-gradient(180deg,#fff,#fff5ee);}
    .quote-card blockquote{margin:0;font-size:23px;line-height:1.55;font-weight:900;letter-spacing:-.03em;color:var(--color-text);}
    .quote-card p{margin:18px 0 0;color:var(--color-muted);}
    .step-list{display:flex;flex-direction:column;gap:14px;}
    .step-item{display:grid;grid-template-columns:52px minmax(0,1fr);gap:14px;padding:18px;border-radius:24px;background:#fff;border:1px solid var(--color-border);box-shadow:var(--shadow-sm);}
    .step-num{width:52px;height:52px;border-radius:18px;display:grid;place-items:center;background:var(--color-text);color:#fff;font-weight:950;}
    .step-item h3{margin:0 0 5px;font-size:18px;font-weight:950;}
    .step-item p{margin:0;color:var(--color-muted);font-size:14px;}
    .proof-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
    .proof-card{padding:24px;border-radius:var(--radius-lg);background:#fff;border:1px solid var(--color-border);box-shadow:var(--shadow-sm);transition:var(--ease);}
    .proof-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);}
    .proof-card b{display:block;font-size:36px;line-height:1;color:var(--color-primary);font-weight:950;margin-bottom:10px;}
    .proof-card span{color:var(--color-muted);font-weight:700;}
    .price-wrap{display:grid;grid-template-columns:1fr 1.15fr;gap:22px;align-items:stretch;}
    .price-card{padding:28px;border-radius:var(--radius-lg);background:#fff;border:1px solid var(--color-border);box-shadow:var(--shadow-sm);}
    .price-card.featured{background:linear-gradient(135deg,#211815,#3b221d);color:#fff;box-shadow:var(--shadow-lg);}
    .price-card h3{margin:0 0 8px;font-size:24px;font-weight:950;}
    .price-card p{margin:0 0 18px;color:var(--color-muted);}
    .price-card.featured p{color:rgba(255,255,255,.74);}
    .check-list{margin:0 0 24px;padding:0;list-style:none;display:flex;flex-direction:column;gap:10px;}
    .check-list li{display:flex;gap:10px;align-items:flex-start;color:#5d4842;}
    .featured .check-list li{color:rgba(255,255,255,.86);}
    .check-list li::before{content:"✓";display:inline-grid;place-items:center;flex:0 0 22px;width:22px;height:22px;border-radius:50%;background:rgba(255,79,94,.12);color:var(--color-primary);font-weight:950;}
    .featured .check-list li::before{background:rgba(255,255,255,.16);color:#ffcf62;}
    .faq-list{display:flex;flex-direction:column;gap:12px;}
    .faq-item{overflow:hidden;}
    .faq-question{width:100%;display:flex;justify-content:space-between;align-items:center;gap:18px;padding:20px 22px;border:0;background:#fff;color:var(--color-text);font-weight:950;text-align:left;}
    .faq-question::after{content:"+";font-size:24px;color:var(--color-primary);transition:var(--ease);}
    .faq-item.is-open .faq-question::after{transform:rotate(45deg);}
    .faq-answer{display:none;padding:0 22px 22px;color:var(--color-muted);}
    .faq-item.is-open .faq-answer{display:block;}
    .cta-box{padding:36px;background:linear-gradient(135deg,#ff4f5e,#ffb000);color:#fff;overflow:hidden;position:relative;}
    .cta-box::after{content:"";position:absolute;right:-80px;bottom:-90px;width:230px;height:230px;border-radius:50%;background:rgba(255,255,255,.22);}
    .cta-box h2{position:relative;margin:0 0 12px;font-size:clamp(28px,4vw,44px);line-height:1.15;font-weight:950;letter-spacing:-.04em;}
    .cta-box p{position:relative;max-width:760px;margin:0 0 24px;color:rgba(255,255,255,.88);}
    .cta-box .btn-secondary{position:relative;background:#fff;color:var(--color-primary-dark);}
    .floating-cta{
      position:fixed;
      right:22px;
      bottom:22px;
      z-index:900;
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .float-btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-width:52px;
      height:52px;
      padding:0 16px;
      border-radius:999px;
      background:var(--color-text);
      color:#fff;
      box-shadow:var(--shadow-md);
      font-weight:900;
      font-size:14px;
    }
    .float-btn:hover{color:#fff;background:var(--color-primary);transform:translateY(-2px);}
    .footer{padding:54px 0 28px;background:#211815;color:#fff;}
    .footer-inner{max-width:var(--container);}
    .footer-top{display:grid;grid-template-columns:minmax(0,1.4fr) .7fr .7fr;gap:30px;padding-bottom:30px;border-bottom:1px solid rgba(255,255,255,.12);}
    .footer .brand{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.14);box-shadow:none;color:#fff;}
    .footer-brand p{max-width:420px;margin:16px 0 0;color:rgba(255,255,255,.68);}
    .footer-links{display:flex;flex-direction:column;gap:9px;}
    .footer-links strong{margin-bottom:6px;color:#fff;}
    .footer-links a{color:rgba(255,255,255,.66);}
    .footer-links a:hover{color:#ffcf62;transform:translateX(2px);}
    .footer-note{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:22px;color:rgba(255,255,255,.55);font-size:13px;}
    @media (max-width:1024px){
      .hero-bento,.content-layout,.demo-panel,.price-wrap{grid-template-columns:1fr;}
      .hero-main{min-height:auto;}
      .side-rail{position:static;}
      .proof-grid{grid-template-columns:repeat(2,1fr);}
      .hero-cta-strip{grid-column:auto;align-items:flex-start;flex-direction:column;}
      .nav-group{gap:6px;}
      .nav-link{padding:9px 10px;}
    }
    @media (max-width:768px){
      :root{--header-h:66px;}
      .container-fluid{padding:0 16px;}
      .section{padding:64px 0;}
      .header-inner{grid-template-columns:1fr auto 1fr;gap:8px;}
      .nav-left .nav-link,.nav-right .nav-link{display:none;}
      .mobile-toggle{display:inline-flex;justify-content:center;}
      .nav-right{justify-content:flex-end;}
      .brand{padding:9px 12px;font-size:14px;}
      .hero-main,.hero-card,.cta-box{border-radius:24px;padding:24px;}
      .feed-card{grid-template-columns:1fr;padding:13px;border-radius:24px;}
      .feed-cover{min-height:280px;}
      .proof-grid{grid-template-columns:1fr;}
      .footer-top{grid-template-columns:1fr;}
      .floating-cta{right:14px;bottom:14px;}
      .float-btn{height:48px;min-width:48px;font-size:13px;}
    }
    @media (max-width:520px){
      .hero-copy h1{font-size:38px;}
      .hero-actions,.filter-row{flex-direction:column;align-items:stretch;}
      .btn,.filter-chip{width:100%;}
      .cover-stack{grid-template-columns:1fr 1fr;}
      .cover-tile:nth-child(3){grid-column:1 / -1;}
      .feed-body h3{font-size:21px;}
      .proof-card b{font-size:32px;}
      .footer-note{display:block;}
      .footer-note span{display:block;margin-top:8px;}
    }

/* roulang page: category2 */
:root{
      --bg:#fff7f0;
      --bg-soft:#fff1e6;
      --surface:#ffffff;
      --surface-2:#fffaf6;
      --surface-3:#fff3e9;
      --text:#221b1d;
      --muted:#6e6263;
      --muted-2:#8b7d7e;
      --line:#ead8cb;
      --primary:#ff5b63;
      --primary-2:#ff8b39;
      --accent:#ffcc4d;
      --accent-2:#7c3aed;
      --success:#0f9d58;
      --shadow:0 16px 36px rgba(74, 38, 24, .10);
      --shadow-2:0 22px 48px rgba(74, 38, 24, .16);
      --radius:24px;
      --radius-lg:32px;
      --radius-sm:16px;
      --space-1:6px;
      --space-2:10px;
      --space-3:16px;
      --space-4:24px;
      --space-5:32px;
      --space-6:48px;
      --space-7:64px;
      --container:1240px;
      --transition:220ms ease;
      --header-h:88px;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--text);
      background:
        radial-gradient(circle at top left, rgba(255,91,99,.12), transparent 28%),
        radial-gradient(circle at top right, rgba(255,204,77,.16), transparent 24%),
        linear-gradient(180deg, #fffaf7 0%, #fff7f0 100%);
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Segoe UI",Roboto,Arial,sans-serif;
      line-height:1.7;
      overflow-x:hidden;
    }

    a,button,input,textarea,select{
      font:inherit;
      color:inherit;
    }
    a{
      text-decoration:none;
      transition:color var(--transition), background var(--transition), transform var(--transition), border-color var(--transition), box-shadow var(--transition);
    }
    img{max-width:100%;display:block}
    button,input,textarea{
      outline:none;
    }
    button{
      cursor:pointer;
      border:0;
      background:none;
    }
    ::selection{
      background:rgba(255,91,99,.18);
      color:var(--text);
    }
    .container-fluid{
      max-width:var(--container);
      margin:0 auto;
      padding-left:24px;
      padding-right:24px;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      backdrop-filter:saturate(120%) blur(8px);
      background:rgba(255,248,242,.92);
      border-bottom:1px solid rgba(234,216,203,.86);
      box-shadow:0 8px 24px rgba(83,48,28,.05);
    }
    .header-inner{
      display:grid;
      grid-template-columns:1fr auto 1fr;
      align-items:center;
      min-height:var(--header-h);
      gap:18px;
    }
    .nav-group{
      display:flex;
      align-items:center;
      gap:10px;
      min-width:0;
    }
    .nav-left{justify-content:flex-start}
    .nav-right{justify-content:flex-end}
    .brand-wrap{
      display:flex;
      justify-content:center;
      align-items:center;
      min-width:0;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      font-weight:900;
      letter-spacing:.06em;
      font-size:1.06rem;
      color:var(--text);
      white-space:nowrap;
      transition:transform var(--transition), opacity var(--transition);
    }
    .brand:hover{transform:translateY(-1px)}
    .brand-mark{
      width:18px;
      height:18px;
      border-radius:999px;
      background:
        radial-gradient(circle at 30% 30%, #fff, rgba(255,255,255,.1) 18%, transparent 18%),
        linear-gradient(135deg, var(--primary), var(--primary-2));
      box-shadow:0 0 0 6px rgba(255,91,99,.14);
      position:relative;
      flex:0 0 auto;
    }
    .brand-mark::after{
      content:'';
      position:absolute;
      inset:4px;
      border-radius:999px;
      background:rgba(255,255,255,.52);
    }
    .nav-link{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:42px;
      padding:0 14px;
      border-radius:999px;
      color:var(--muted);
      border:1px solid transparent;
      font-weight:700;
      background:transparent;
      white-space:nowrap;
    }
    .nav-link:hover{
      color:var(--text);
      background:rgba(255,255,255,.76);
      border-color:rgba(234,216,203,.9);
      transform:translateY(-1px);
      box-shadow:0 10px 24px rgba(89,51,32,.08);
    }
    .nav-link.active{
      color:#fff;
      background:linear-gradient(135deg, var(--primary), var(--primary-2));
      box-shadow:0 12px 28px rgba(255,91,99,.28);
      border-color:transparent;
    }
    .mobile-toggle{
      display:none;
      align-items:center;
      justify-content:center;
      min-height:42px;
      padding:0 16px;
      border-radius:999px;
      color:var(--text);
      background:#fff;
      border:1px solid var(--line);
      box-shadow:0 8px 20px rgba(73,47,31,.06);
      font-weight:800;
    }
    .mobile-toggle:hover{
      transform:translateY(-1px);
      box-shadow:0 12px 24px rgba(73,47,31,.10);
    }
    .mobile-nav{
      display:none;
      padding:0 0 18px;
    }
    .mobile-nav .grid-x{gap:10px}
    .mobile-nav .nav-link{
      width:100%;
      justify-content:flex-start;
      background:rgba(255,255,255,.82);
      border-color:rgba(234,216,203,.9);
    }

    main{
      display:block;
      padding-bottom:40px;
    }

    .section{
      position:relative;
      padding:var(--space-7) 0;
    }
    .section.tight{padding-top:var(--space-6)}
    .section-head{
      display:flex;
      flex-wrap:wrap;
      align-items:end;
      justify-content:space-between;
      gap:18px;
      margin-bottom:26px;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      width:max-content;
      padding:7px 12px;
      border-radius:999px;
      background:rgba(255,91,99,.10);
      color:#c72e38;
      font-weight:800;
      font-size:.88rem;
      letter-spacing:.04em;
    }
    .eyebrow i{font-size:.95em}
    .section-title{
      margin:10px 0 0;
      font-size:clamp(1.6rem, 2.3vw, 2.5rem);
      line-height:1.15;
      letter-spacing:-.02em;
      font-weight:900;
    }
    .section-summary{
      margin:0;
      color:var(--muted);
      max-width:680px;
      font-size:1rem;
    }
    .section-tools{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      align-items:center;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 13px;
      border-radius:999px;
      background:var(--surface);
      border:1px solid var(--line);
      color:var(--muted);
      font-size:.9rem;
      font-weight:700;
      box-shadow:0 8px 16px rgba(85,56,39,.04);
    }
    .tag strong{
      color:var(--text);
      font-weight:900;
    }
    .chip-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:18px;
    }
    .chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:10px 14px;
      border-radius:999px;
      background:rgba(255,255,255,.88);
      border:1px solid var(--line);
      color:var(--text);
      font-weight:700;
      font-size:.94rem;
      box-shadow:0 8px 18px rgba(88,54,34,.05);
    }
    .chip.active{
      background:linear-gradient(135deg, rgba(255,91,99,.16), rgba(255,139,57,.14));
      color:#b92a34;
      border-color:rgba(255,91,99,.22);
    }
    .chip:hover{
      transform:translateY(-1px);
      box-shadow:0 12px 22px rgba(88,54,34,.09);
    }

    .hero{
      padding:34px 0 18px;
      position:relative;
    }
    .hero-shell{
      position:relative;
      overflow:hidden;
      border-radius:var(--radius-lg);
      background:
        radial-gradient(circle at 18% 18%, rgba(255,204,77,.26), transparent 18%),
        radial-gradient(circle at 82% 10%, rgba(255,91,99,.22), transparent 20%),
        linear-gradient(135deg, #fffefc 0%, #fff3ea 54%, #fff9f3 100%);
      border:1px solid rgba(234,216,203,.84);
      box-shadow:var(--shadow-2);
      padding:28px;
    }
    .hero-shell::before{
      content:'';
      position:absolute;
      inset:auto -12% -28% auto;
      width:280px;
      height:280px;
      border-radius:50%;
      background:radial-gradient(circle, rgba(255,91,99,.18), transparent 68%);
      pointer-events:none;
    }
    .hero-shell::after{
      content:'';
      position:absolute;
      inset:0;
      background:
        linear-gradient(120deg, rgba(255,255,255,.30), transparent 32%, rgba(255,255,255,.24) 58%, transparent 76%);
      pointer-events:none;
      mix-blend-mode:soft-light;
    }
    .hero-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:28px;
      align-items:stretch;
    }
    .hero-copy{
      display:flex;
      flex-direction:column;
      justify-content:center;
      gap:18px;
      padding:8px 6px 8px 4px;
    }
    .hero-copy h1{
      margin:0;
      font-size:clamp(2.1rem, 4.4vw, 4.4rem);
      line-height:1.02;
      letter-spacing:-.04em;
      font-weight:1000;
      color:var(--text);
      max-width:10.5ch;
    }
    .hero-copy .lead{
      margin:0;
      font-size:1.06rem;
      color:var(--muted);
      max-width:42rem;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:4px;
    }
    .btn-solid,
    .btn-ghost,
    .btn-light{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      min-height:48px;
      padding:0 20px;
      border-radius:999px;
      font-weight:900;
      border:1px solid transparent;
      letter-spacing:.01em;
      will-change:transform;
    }
    .btn-solid{
      color:#fff;
      background:linear-gradient(135deg, var(--primary), var(--primary-2));
      box-shadow:0 14px 30px rgba(255,91,99,.30);
    }
    .btn-solid:hover{
      transform:translateY(-2px);
      box-shadow:0 18px 32px rgba(255,91,99,.36);
      color:#fff;
    }
    .btn-ghost{
      color:var(--text);
      background:rgba(255,255,255,.88);
      border-color:var(--line);
      box-shadow:0 10px 22px rgba(78,50,33,.06);
    }
    .btn-ghost:hover{
      transform:translateY(-2px);
      background:#fff;
      box-shadow:0 14px 24px rgba(78,50,33,.10);
    }
    .btn-light{
      color:#9e2431;
      background:rgba(255,91,99,.10);
      border-color:rgba(255,91,99,.18);
    }
    .btn-light:hover{
      transform:translateY(-2px);
      background:rgba(255,91,99,.16);
      color:#911e2a;
    }
    .hero-note{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:6px;
    }
    .hero-note .tag{
      background:rgba(255,255,255,.85);
    }

    .hero-panel{
      display:grid;
      grid-template-columns:1fr;
      gap:14px;
      align-content:stretch;
    }
    .recommend-card{
      border-radius:28px;
      padding:18px;
      background:linear-gradient(180deg, #fff, #fff7f1);
      border:1px solid rgba(234,216,203,.92);
      box-shadow:0 14px 28px rgba(88,54,34,.08);
      position:relative;
      overflow:hidden;
    }
    .recommend-card.highlight{
      background:
        radial-gradient(circle at top right, rgba(255,204,77,.20), transparent 22%),
        linear-gradient(180deg, #fff, #fff5ec);
      border-color:rgba(255,91,99,.18);
      box-shadow:0 18px 36px rgba(255,91,99,.14);
    }
    .recommend-top{
      display:flex;
      justify-content:space-between;
      align-items:flex-start;
      gap:12px;
      margin-bottom:14px;
    }
    .recommend-top .mini-title{
      margin:0;
      font-size:1.02rem;
      font-weight:900;
    }
    .recommend-top .mini-sub{
      margin:4px 0 0;
      color:var(--muted);
      font-size:.9rem;
    }
    .mini-badge{
      flex:0 0 auto;
      padding:7px 12px;
      border-radius:999px;
      background:linear-gradient(135deg, rgba(255,91,99,.14), rgba(255,139,57,.14));
      color:#a82331;
      font-weight:900;
      font-size:.84rem;
    }
    .cover-wall{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:12px;
      margin-top:6px;
    }
    .cover-card{
      border-radius:24px;
      background:
        linear-gradient(145deg, rgba(255,91,99,.92), rgba(255,139,57,.9)),
        linear-gradient(145deg, #ff5b63, #ff8b39);
      color:#fff;
      padding:18px;
      min-height:220px;
      display:flex;
      flex-direction:column;
      justify-content:flex-end;
      position:relative;
      overflow:hidden;
      box-shadow:0 18px 30px rgba(255,91,99,.22);
    }
    .cover-card::before{
      content:'';
      position:absolute;
      inset:12px 12px auto auto;
      width:90px;
      height:90px;
      border-radius:26px;
      background:rgba(255,255,255,.14);
      transform:rotate(18deg);
      box-shadow:0 0 0 18px rgba(255,255,255,.06);
    }
    .cover-card::after{
      content:'';
      position:absolute;
      inset:auto -24px -24px auto;
      width:160px;
      height:160px;
      border-radius:50%;
      background:rgba(255,255,255,.12);
    }
    .cover-card .label{
      display:inline-flex;
      width:max-content;
      align-items:center;
      gap:7px;
      padding:6px 10px;
      border-radius:999px;
      background:rgba(255,255,255,.18);
      backdrop-filter:blur(2px);
      font-size:.82rem;
      font-weight:800;
    }
    .cover-card h3{
      margin:12px 0 8px;
      font-size:1.2rem;
      line-height:1.25;
      font-weight:900;
      position:relative;
      z-index:1;
    }
    .cover-card p{
      margin:0;
      color:rgba(255,255,255,.88);
      font-size:.92rem;
      position:relative;
      z-index:1;
    }
    .cover-stack{
      display:grid;
      gap:12px;
    }
    .side-card{
      border-radius:22px;
      background:rgba(255,255,255,.92);
      border:1px solid rgba(234,216,203,.9);
      padding:16px;
      box-shadow:0 10px 20px rgba(78,50,33,.06);
    }
    .side-card h4{
      margin:0 0 10px;
      font-size:1rem;
      font-weight:900;
    }
    .stat-grid{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:10px;
    }
    .stat{
      border-radius:18px;
      padding:14px;
      background:linear-gradient(180deg, var(--surface), var(--surface-2));
      border:1px solid rgba(234,216,203,.9);
    }
    .stat .num{
      display:block;
      font-size:1.4rem;
      line-height:1;
      font-weight:1000;
      color:#c52f39;
      margin-bottom:6px;
    }
    .stat .txt{
      color:var(--muted);
      font-size:.88rem;
      line-height:1.4;
    }
    .filter-box{
      display:flex;
      flex-direction:column;
      gap:10px;
      margin-top:12px;
      padding-top:12px;
      border-top:1px dashed rgba(234,216,203,.9);
    }
    .filter-row{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
    }
    .filter-input{
      flex:1 1 220px;
      height:48px;
      border-radius:16px;
      border:1px solid var(--line);
      background:#fff;
      padding:0 16px;
      color:var(--text);
      box-shadow:inset 0 1px 2px rgba(41,23,15,.03);
    }
    .filter-input:focus{
      border-color:rgba(255,91,99,.48);
      box-shadow:0 0 0 4px rgba(255,91,99,.12);
    }

    .card-base{
      border-radius:var(--radius);
      background:var(--surface);
      border:1px solid rgba(234,216,203,.92);
      box-shadow:var(--shadow);
      transition:transform var(--transition), box-shadow var(--transition), border-color var(--transition), opacity var(--transition);
      overflow:hidden;
    }
    .card-base:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow-2);
      border-color:rgba(255,91,99,.22);
    }

    .perks-grid{
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:16px;
    }
    .perk-card{
      padding:20px 18px;
      min-height:190px;
      display:flex;
      flex-direction:column;
      gap:12px;
    }
    .perk-icon{
      width:48px;
      height:48px;
      border-radius:16px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      background:linear-gradient(135deg, rgba(255,91,99,.16), rgba(255,139,57,.16));
      color:#c63540;
      font-size:1.15rem;
    }
    .perk-card h3{
      margin:0;
      font-size:1.15rem;
      line-height:1.25;
      font-weight:900;
    }
    .perk-card p{
      margin:0;
      color:var(--muted);
      font-size:.95rem;
    }
    .perk-card .mini-link{
      margin-top:auto;
      display:inline-flex;
      align-items:center;
      gap:8px;
      font-weight:800;
      color:#bd2f3a;
    }
    .perk-card .mini-link i{font-size:.92em}

    .demo-layout{
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:18px;
      align-items:start;
    }
    .demo-main{
      display:grid;
      gap:16px;
    }
    .feature-spot{
      padding:18px;
      min-height:260px;
    }
    .feature-spot .spot-cover{
      height:170px;
      border-radius:22px;
      background:
        linear-gradient(135deg, rgba(255,91,99,.95), rgba(255,139,57,.95)),
        linear-gradient(135deg, #ff6b74, #ffbf59);
      position:relative;
      overflow:hidden;
      margin-bottom:16px;
    }
    .spot-cover::before,
    .spot-cover::after{
      content:'';
      position:absolute;
      border-radius:50%;
      background:rgba(255,255,255,.13);
    }
    .spot-cover::before{
      width:128px;
      height:128px;
      right:-28px;
      top:-18px;
    }
    .spot-cover::after{
      width:200px;
      height:200px;
      left:-84px;
      bottom:-76px;
    }
    .spot-meta{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-bottom:12px;
    }
    .spot-text h3{
      margin:0 0 8px;
      font-size:1.22rem;
      font-weight:900;
    }
    .spot-text p{
      margin:0;
      color:var(--muted);
    }
    .spot-list{
      display:grid;
      gap:12px;
      margin-top:14px;
    }
    .spot-item{
      display:flex;
      align-items:flex-start;
      gap:12px;
      padding:12px 14px;
      border-radius:18px;
      background:rgba(255,250,246,.94);
      border:1px solid rgba(234,216,203,.9);
    }
    .spot-dot{
      width:12px;
      height:12px;
      margin-top:6px;
      border-radius:50%;
      background:linear-gradient(135deg, var(--primary), var(--primary-2));
      box-shadow:0 0 0 6px rgba(255,91,99,.12);
      flex:0 0 auto;
    }
    .spot-item strong{
      display:block;
      font-weight:900;
      margin-bottom:4px;
    }
    .spot-item span{
      color:var(--muted);
      font-size:.94rem;
    }

    .demo-side{
      display:grid;
      gap:16px;
      position:sticky;
      top:calc(var(--header-h) + 18px);
    }
    .demo-filter-card{
      padding:18px;
    }
    .demo-filter-card h3{
      margin:0 0 8px;
      font-size:1.08rem;
      font-weight:900;
    }
    .demo-filter-card p{
      margin:0 0 12px;
      color:var(--muted);
    }
    .mini-flow{
      display:grid;
      gap:12px;
    }
    .mini-flow-card{
      padding:14px;
      display:grid;
      grid-template-columns:84px 1fr;
      gap:12px;
      align-items:stretch;
    }
    .mini-flow-cover{
      border-radius:18px;
      min-height:100px;
      background:
        linear-gradient(145deg, rgba(255,91,99,.92), rgba(255,139,57,.88));
      position:relative;
      overflow:hidden;
    }
    .mini-flow-cover.alt{
      background:linear-gradient(145deg, rgba(255,204,77,.95), rgba(255,139,57,.82));
    }
    .mini-flow-cover.soft{
      background:linear-gradient(145deg, rgba(124,58,237,.88), rgba(255,91,99,.82));
    }
    .mini-flow-body h4{
      margin:0 0 6px;
      font-size:1rem;
      font-weight:900;
      line-height:1.3;
    }
    .mini-flow-body p{
      margin:0;
      color:var(--muted);
      font-size:.92rem;
      line-height:1.55;
    }
    .mini-flow-body .meta{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:10px;
    }

    .proof-grid{
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:16px;
    }
    .proof-card{
      padding:18px;
      min-height:178px;
    }
    .proof-card .big{
      display:block;
      font-size:1.9rem;
      line-height:1;
      font-weight:1000;
      margin-bottom:8px;
      color:#bf2734;
    }
    .proof-card h3{
      margin:0 0 8px;
      font-size:1.05rem;
      font-weight:900;
    }
    .proof-card p{
      margin:0;
      color:var(--muted);
      font-size:.94rem;
    }
    .proof-bottom{
      margin-top:16px;
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:16px;
    }
    .proof-note{
      padding:18px;
    }
    .proof-list{
      display:grid;
      gap:10px;
      margin:0;
      padding:0;
      list-style:none;
    }
    .proof-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:var(--text);
      padding:10px 12px;
      border-radius:14px;
      background:rgba(255,250,246,.95);
      border:1px solid rgba(234,216,203,.9);
    }
    .proof-list i{
      color:var(--success);
      margin-top:4px;
      flex:0 0 auto;
    }
    .quote-card{
      padding:18px;
      background:
        radial-gradient(circle at top right, rgba(255,204,77,.16), transparent 24%),
        linear-gradient(180deg, #fff, #fff8f2);
    }
    .quote{
      margin:0;
      font-size:1.03rem;
      font-weight:700;
      line-height:1.75;
    }
    .quote em{
      font-style:normal;
      color:#b42f3a;
      font-weight:900;
    }
    .quote-by{
      margin-top:14px;
      display:flex;
      align-items:center;
      gap:10px;
      color:var(--muted);
    }
    .quote-avatar{
      width:42px;
      height:42px;
      border-radius:14px;
      background:linear-gradient(135deg, rgba(255,91,99,.18), rgba(255,139,57,.18));
      display:inline-flex;
      align-items:center;
      justify-content:center;
      color:#bf2734;
      font-weight:1000;
    }

    .price-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:16px;
      align-items:stretch;
    }
    .price-card{
      padding:22px;
      position:relative;
      overflow:hidden;
    }
    .price-card.recommended{
      transform:translateY(-6px);
      border-color:rgba(255,91,99,.24);
      box-shadow:0 24px 48px rgba(255,91,99,.16);
    }
    .price-card.recommended::before{
      content:'推荐';
      position:absolute;
      top:18px;
      right:-32px;
      width:120px;
      text-align:center;
      transform:rotate(30deg);
      background:linear-gradient(135deg, var(--primary), var(--primary-2));
      color:#fff;
      font-weight:900;
      font-size:.78rem;
      letter-spacing:.08em;
      padding:5px 0;
      box-shadow:0 8px 20px rgba(255,91,99,.25);
    }
    .price-head{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:10px;
      margin-bottom:10px;
    }
    .price-head h3{
      margin:0;
      font-size:1.1rem;
      font-weight:900;
    }
    .price-tag{
      padding:7px 10px;
      border-radius:999px;
      background:rgba(255,91,99,.10);
      color:#ad2733;
      font-weight:900;
      font-size:.82rem;
      white-space:nowrap;
    }
    .price{
      font-size:2.2rem;
      line-height:1;
      font-weight:1000;
      letter-spacing:-.04em;
      margin:14px 0 8px;
    }
    .price span{
      font-size:.95rem;
      color:var(--muted);
      font-weight:700;
      margin-left:6px;
    }
    .price-desc{
      color:var(--muted);
      margin:0 0 16px;
      min-height:52px;
    }
    .price-list{
      margin:0;
      padding:0;
      list-style:none;
      display:grid;
      gap:10px;
    }
    .price-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:var(--text);
      font-size:.95rem;
    }
    .price-list i{
      margin-top:4px;
      color:var(--success);
      flex:0 0 auto;
    }
    .price-cta{
      display:flex;
      gap:10px;
      margin-top:18px;
      flex-wrap:wrap;
    }

    .faq-wrap{
      display:grid;
      gap:12px;
    }
    .faq-item{
      border-radius:22px;
      border:1px solid rgba(234,216,203,.92);
      background:rgba(255,255,255,.9);
      box-shadow:0 10px 20px rgba(84,53,33,.05);
      overflow:hidden;
    }
    .faq-q{
      width:100%;
      text-align:left;
      padding:18px 18px 18px 20px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      font-weight:900;
      color:var(--text);
      background:transparent;
    }
    .faq-q:hover{
      background:rgba(255,250,246,.9);
    }
    .faq-q span{
      display:inline-flex;
      align-items:center;
      gap:10px;
    }
    .faq-q i.toggle{
      width:28px;
      height:28px;
      border-radius:999px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      background:linear-gradient(135deg, rgba(255,91,99,.12), rgba(255,139,57,.12));
      color:#bb2c37;
      transition:transform var(--transition);
      flex:0 0 auto;
    }
    .faq-item.is-open .faq-q i.toggle{
      transform:rotate(180deg);
    }
    .faq-a{
      max-height:0;
      overflow:hidden;
      transition:max-height 300ms ease;
    }
    .faq-a > div{
      padding:0 20px 18px 20px;
      color:var(--muted);
    }
    .faq-a p{
      margin:0;
    }

    .final-cta{
      padding-top:0;
    }
    .cta-banner{
      position:relative;
      overflow:hidden;
      border-radius:32px;
      background:
        radial-gradient(circle at top left, rgba(255,204,77,.28), transparent 20%),
        radial-gradient(circle at bottom right, rgba(255,91,99,.26), transparent 24%),
        linear-gradient(135deg, #2a1719 0%, #451e24 100%);
      color:#fff;
      padding:28px;
      box-shadow:0 26px 54px rgba(56,25,29,.24);
    }
    .cta-banner::before{
      content:'';
      position:absolute;
      inset:0;
      background:linear-gradient(125deg, rgba(255,255,255,.08), transparent 38%, rgba(255,255,255,.06) 66%, transparent 82%);
      pointer-events:none;
    }
    .cta-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:1fr auto;
      gap:20px;
      align-items:center;
    }
    .cta-banner h2{
      margin:0 0 10px;
      font-size:clamp(1.7rem, 3vw, 2.8rem);
      line-height:1.12;
      font-weight:1000;
      letter-spacing:-.03em;
    }
    .cta-banner p{
      margin:0;
      max-width:44rem;
      color:rgba(255,255,255,.84);
    }
    .cta-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      justify-content:flex-end;
    }
    .btn-on-dark{
      min-height:48px;
      padding:0 20px;
      border-radius:999px;
      font-weight:900;
      border:1px solid rgba(255,255,255,.16);
    }
    .btn-on-dark.primary{
      background:linear-gradient(135deg, #ff5b63, #ff8b39);
      color:#fff;
      box-shadow:0 16px 28px rgba(255,91,99,.25);
    }
    .btn-on-dark.secondary{
      background:rgba(255,255,255,.10);
      color:#fff;
      border-color:rgba(255,255,255,.22);
    }
    .btn-on-dark.secondary:hover{
      background:rgba(255,255,255,.16);
      color:#fff;
      transform:translateY(-2px);
    }

    .footer{
      padding:32px 0 28px;
      border-top:1px solid rgba(234,216,203,.85);
      background:linear-gradient(180deg, rgba(255,250,245,.82), rgba(255,245,236,.96));
    }
    .footer-inner{
      display:flex;
      flex-direction:column;
      gap:18px;
    }
    .footer-top{
      display:grid;
      grid-template-columns:1.15fr .7fr .7fr;
      gap:18px;
      padding:10px 0;
    }
    .footer-brand .brand{
      font-size:1.04rem;
    }
    .footer-brand p{
      margin:12px 0 0;
      color:var(--muted);
      max-width:30rem;
    }
    .footer-links{
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .footer-links strong{
      font-size:1rem;
      font-weight:900;
      margin-bottom:4px;
    }
    .footer-links a{
      color:var(--muted);
      width:max-content;
    }
    .footer-links a:hover{
      color:#b72d39;
      transform:translateX(2px);
    }
    .footer-note{
      display:flex;
      justify-content:space-between;
      gap:12px;
      flex-wrap:wrap;
      padding-top:16px;
      border-top:1px solid rgba(234,216,203,.92);
      color:var(--muted-2);
      font-size:.92rem;
    }

    .floating-toolbar{
      position:fixed;
      right:18px;
      bottom:18px;
      z-index:990;
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .floating-toolbar a,
    .floating-toolbar button{
      width:48px;
      height:48px;
      border-radius:16px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      background:#fff;
      border:1px solid rgba(234,216,203,.92);
      box-shadow:0 12px 22px rgba(76,48,31,.12);
      color:#ad2733;
      transition:transform var(--transition), box-shadow var(--transition), background var(--transition);
    }
    .floating-toolbar a:hover,
    .floating-toolbar button:hover{
      transform:translateY(-2px);
      box-shadow:0 16px 26px rgba(76,48,31,.16);
      background:#fff7f3;
    }

    .mobile-footer-cta{
      display:none;
    }

    .reveal-up{
      opacity:0;
      transform:translateY(16px);
      transition:opacity .7s ease, transform .7s ease;
    }
    .reveal-up.is-visible{
      opacity:1;
      transform:translateY(0);
    }

    .sr-only{
      position:absolute;
      width:1px;
      height:1px;
      padding:0;
      margin:-1px;
      overflow:hidden;
      clip:rect(0,0,0,0);
      white-space:nowrap;
      border:0;
    }

    input::placeholder{color:#a69596}

    .search-result{
      margin:8px 0 0;
      color:var(--muted);
      font-size:.9rem;
    }

    @media print{
      .site-header,.floating-toolbar,.mobile-footer-cta{display:none!important}
      body{background:#fff}
      .section{padding:20px 0}
      .card-base,.cta-banner,.hero-shell{box-shadow:none!important}
    }

    @media (max-width: 1024px){
      .hero-grid,
      .demo-layout,
      .proof-bottom,
      .cta-grid,
      .footer-top{
        grid-template-columns:1fr;
      }
      .perks-grid,
      .proof-grid,
      .price-grid{
        grid-template-columns:repeat(2,minmax(0,1fr));
      }
      .demo-side{
        position:static;
      }
      .cta-actions{
        justify-content:flex-start;
      }
    }

    @media (max-width: 768px){
      :root{--header-h:76px}
      .container-fluid{
        padding-left:16px;
        padding-right:16px;
      }
      .header-inner{
        grid-template-columns:1fr auto;
        gap:10px;
      }
      .nav-left{
        display:none;
      }
      .nav-right .nav-link:not(.mobile-toggle){
        display:none;
      }
      .brand-wrap{
        justify-content:flex-start;
      }
      .brand{
        font-size:1rem;
      }
      .mobile-toggle{
        display:inline-flex;
      }
      .mobile-nav{
        display:none;
      }
      .mobile-nav.is-open{
        display:block;
      }
      .hero{
        padding-top:22px;
      }
      .hero-shell{
        padding:18px;
        border-radius:28px;
      }
      .hero-copy h1{
        max-width:100%;
      }
      .cover-wall{
        grid-template-columns:1fr;
      }
      .perks-grid,
      .proof-grid,
      .price-grid{
        grid-template-columns:1fr;
      }
      .spot-list{
        gap:10px;
      }
      .feature-spot{
        min-height:auto;
      }
      .section{
        padding:48px 0;
      }
      .floating-toolbar{
        right:12px;
        bottom:84px;
      }
      .mobile-footer-cta{
        display:flex;
        position:fixed;
        left:12px;
        right:12px;
        bottom:12px;
        z-index:980;
        gap:10px;
        padding:10px;
        border-radius:22px;
        background:rgba(255,250,246,.94);
        border:1px solid rgba(234,216,203,.92);
        box-shadow:0 18px 36px rgba(70,44,28,.14);
        backdrop-filter:blur(10px);
      }
      .mobile-footer-cta a{
        flex:1 1 0;
        min-height:46px;
        border-radius:16px;
        display:inline-flex;
        align-items:center;
        justify-content:center;
        font-weight:900;
      }
      .mobile-footer-cta .primary{
        color:#fff;
        background:linear-gradient(135deg, var(--primary), var(--primary-2));
      }
      .mobile-footer-cta .secondary{
        background:#fff;
        border:1px solid var(--line);
        color:var(--text);
      }
      .footer{
        padding-bottom:108px;
      }
      .footer-note{
        justify-content:flex-start;
      }
    }

    @media (max-width: 520px){
      .hero-copy .lead,
      .section-summary,
      .price-desc,
      .footer-brand p{
        font-size:.96rem;
      }
      .hero-actions,
      .price-cta,
      .cta-actions{
        flex-direction:column;
      }
      .btn-solid,
      .btn-ghost,
      .btn-light,
      .btn-on-dark{
        width:100%;
      }
      .mini-flow-card{
        grid-template-columns:1fr;
      }
      .mini-flow-cover{
        min-height:120px;
      }
      .recommend-card,
      .perk-card,
      .proof-card,
      .price-card,
      .demo-filter-card,
      .proof-note,
      .quote-card{
        border-radius:22px;
      }
      .floating-toolbar{
        right:10px;
        bottom:92px;
      }
      .floating-toolbar a,
      .floating-toolbar button{
        width:44px;
        height:44px;
      }
      .hero-shell{
        padding:16px;
      }
      .section-head{
        margin-bottom:18px;
      }
    }