/* roulang page: index */
:root{
            --ink:#17191d;
            --muted:#737982;
            --paper:#f6f5f1;
            --card:#fffefa;
            --line:#e5e2da;
            --accent:#b44d3d;
            --accent-dark:#87362d;
            --gold:#c79a56;
            --deep:#202427;
            --shadow:0 20px 55px rgba(36,32,26,.09);
            --small-shadow:0 10px 28px rgba(36,32,26,.07);
            --radius:22px;
            --max:1180px;
        }
        *,*:before,*:after{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;line-height:1.7;font-size:16px}
        a{color:inherit;text-decoration:none;transition:color .25s ease,transform .25s ease,background .25s ease}
        a:hover{color:var(--accent)}
        button,input{font:inherit}
        button{cursor:pointer}
        .container{width:min(var(--max),calc(100% - 40px));margin:0 auto}
        .site-header{padding:28px 0 10px;position:relative;z-index:10}
        .dock{display:flex;align-items:center;gap:12px;padding:10px 12px 10px 20px;background:rgba(255,254,250,.88);border:1px solid rgba(229,226,218,.9);border-radius:999px;box-shadow:var(--small-shadow);backdrop-filter:blur(18px)}
        .brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:-.04em;white-space:nowrap}
        .brand-mark{width:34px;height:34px;border-radius:12px;background:var(--deep);color:#f8e8c9;display:grid;place-items:center;font-size:14px}
        .brand-text{font-size:16px}
        .nav-links{display:flex;align-items:center;gap:5px;margin-left:auto}
        .nav-links a{padding:9px 14px;border-radius:999px;color:#5e6267;font-size:14px}
        .nav-links a:hover,.nav-links a.active{background:#f0ebe3;color:var(--ink)}
        .dock-search{display:flex;align-items:center;background:#f5f2ec;border-radius:999px;padding:0 12px;margin-left:4px}
        .dock-search input{border:0;background:transparent;width:112px;height:36px;outline:0;font-size:13px;color:var(--ink)}
        .dock-search button{border:0;background:transparent;color:var(--muted);padding:0 3px}
        .nav-cta,.button-main{background:var(--accent);color:#fff!important;border-radius:999px;padding:11px 18px;border:0;font-weight:700;box-shadow:0 7px 18px rgba(180,77,61,.2)}
        .nav-cta:hover,.button-main:hover{background:var(--accent-dark);transform:translateY(-2px)}
        .menu-toggle{display:none;border:0;background:transparent;font-size:22px}
        .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--accent);font-size:13px;font-weight:800;letter-spacing:.08em}
        .eyebrow:before{content:"";width:24px;height:2px;background:var(--accent)}
        .hero{padding:76px 0 88px}
        .hero-grid{display:grid;grid-template-columns:1fr 1.08fr;gap:60px;align-items:center}
        h1,h2,h3,p{margin-top:0}
        h1{font-size:clamp(42px,5.5vw,76px);line-height:1.08;letter-spacing:-.07em;margin:20px 0 24px;max-width:650px}
        h2{font-size:clamp(29px,3vw,43px);line-height:1.18;letter-spacing:-.055em;margin:12px 0 14px}
        h3{font-size:20px;line-height:1.35;margin:0 0 9px;letter-spacing:-.025em}
        .hero-copy p{color:var(--muted);font-size:18px;max-width:590px}
        .hero-actions{display:flex;gap:12px;align-items:center;margin:30px 0 28px;flex-wrap:wrap}
        .button-ghost{border:1px solid var(--line);border-radius:999px;padding:10px 17px;background:var(--card);font-weight:700}
        .button-ghost:hover{border-color:var(--accent);transform:translateY(-2px)}
        .hero-note{display:flex;gap:25px;color:var(--muted);font-size:13px}
        .hero-note strong{display:block;color:var(--ink);font-size:22px;line-height:1.2}
        .stage{position:relative;min-height:425px;background:var(--deep);border-radius:30px;padding:25px;overflow:hidden;box-shadow:var(--shadow)}
        .stage:before{content:"";position:absolute;width:330px;height:330px;border-radius:50%;right:-95px;top:-115px;background:rgba(199,154,86,.22);filter:blur(3px)}
        .stage:after{content:"";position:absolute;width:220px;height:220px;border-radius:50%;left:-100px;bottom:-130px;background:rgba(180,77,61,.3)}
        .stage-top{position:relative;z-index:1;display:flex;justify-content:space-between;color:#d8d2c6;font-size:12px}
        .stage-screen{position:relative;z-index:1;margin:32px auto 0;width:82%;min-height:250px;border:1px solid rgba(255,255,255,.16);border-radius:20px;padding:22px;background:linear-gradient(145deg,#4a3934,#272d30 60%,#1b2022);display:flex;flex-direction:column;justify-content:flex-end}
        .stage-screen:before{content:"";position:absolute;inset:18px 18px 82px;border-radius:14px;background:linear-gradient(130deg,rgba(255,220,171,.24),transparent 44%),linear-gradient(160deg,#80604d,#343d40 58%,#202426);opacity:.9}
        .stage-screen>*{position:relative}
        .screen-label{font-size:11px;color:#e7d4b5;letter-spacing:.12em}
        .screen-title{color:#fff;font-size:27px;line-height:1.2;font-weight:700;margin:7px 0}
        .screen-meta{color:#c8c4bb;font-size:12px}
        .stage-bottom{position:relative;z-index:1;display:flex;justify-content:space-between;align-items:center;color:#c8c4bb;margin-top:17px;font-size:12px}
        .stage-badge{color:#f4dfbb;border:1px solid rgba(244,223,187,.35);padding:5px 9px;border-radius:999px}
        .section{padding:92px 0}
        .section-head{display:flex;justify-content:space-between;align-items:end;gap:28px;margin-bottom:32px}
        .section-head p{color:var(--muted);max-width:500px;margin-bottom:0}
        .story{background:#ece8df}
        .story-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:70px;align-items:start}
        .story-copy p{color:#626660;font-size:17px;max-width:610px}
        .story-list{border-top:1px solid #d3cec3}
        .story-item{display:grid;grid-template-columns:48px 1fr;gap:18px;padding:20px 0;border-bottom:1px solid #d3cec3}
        .story-item b{color:var(--accent);font-size:14px}
        .story-item p{font-size:14px;margin:0;color:var(--muted)}
        .cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
        .content-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px;min-height:245px;display:flex;flex-direction:column;box-shadow:0 4px 0 rgba(32,36,39,.02);transition:transform .3s,box-shadow .3s,border-color .3s}
        .content-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:#d9c7b2}
        .card-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:26px}
        .tag{display:inline-block;padding:5px 9px;border-radius:8px;background:#f2e8dc;color:var(--accent-dark);font-size:12px;font-weight:700}
        .card-number{color:#aaa59c;font-size:13px}
        .content-card p{color:var(--muted);font-size:14px;margin-bottom:20px}
        .card-link{margin-top:auto;font-size:14px;font-weight:800;color:var(--accent)}
        .triple{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
        .feature{background:var(--card);padding:31px}
        .feature-icon{width:42px;height:42px;border-radius:14px;background:var(--deep);color:#f2d9ae;display:grid;place-items:center;margin-bottom:22px;font-weight:800}
        .feature p{color:var(--muted);font-size:14px;margin:0}
        .proof{background:var(--deep);color:#fff;padding:68px 0}
        .proof-grid{display:grid;grid-template-columns:1fr 1.4fr;gap:55px;align-items:center}
        .proof h2{color:#fff}.proof p{color:#b9b8b2}
        .stats{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}
        .stat{border-left:1px solid rgba(255,255,255,.18);padding-left:20px}
        .stat strong{display:block;font-size:34px;color:#f1d2a4;line-height:1.1}
        .stat span{display:block;color:#aaa9a3;font-size:13px;margin-top:8px}
        .news-layout{display:grid;grid-template-columns:1.4fr .8fr;gap:22px}
        .news-list,.recommend{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:10px 25px}
        .news-item{display:flex;justify-content:space-between;gap:20px;padding:19px 0;border-bottom:1px solid var(--line);font-size:15px}
        .news-item:last-child{border-bottom:0}
        .news-item span{color:#aaa59c;font-size:12px;white-space:nowrap}
        .recommend{padding:28px}
        .recommend .mini-label{color:var(--accent);font-weight:800;font-size:12px}
        .recommend h3{margin-top:16px}
        .recommend p{color:var(--muted);font-size:14px}
        .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
        .faq{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:21px 23px}
        .faq summary{cursor:pointer;font-weight:800;list-style:none;display:flex;justify-content:space-between;gap:15px}
        .faq summary::-webkit-details-marker{display:none}
        .faq summary:after{content:"＋";color:var(--accent);font-size:20px;line-height:1}
        .faq[open] summary:after{content:"−"}
        .faq p{color:var(--muted);font-size:14px;margin:14px 0 0}
        .cta{padding:32px;background:#e9ddd0;border-radius:28px;display:flex;justify-content:space-between;align-items:center;gap:25px}
        .cta p{color:#70675e;margin:0;max-width:600px}
        .subscribe{display:flex;gap:8px;margin-top:19px}
        .subscribe input{height:46px;border:1px solid #d8cfc2;background:#fffefa;border-radius:999px;padding:0 17px;min-width:245px;outline:0}
        .subscribe input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(180,77,61,.12)}
        .site-footer{background:#171a1c;color:#a8aaa6;padding:54px 0 25px}
        .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:50px;padding-bottom:42px}
        .footer-brand{color:#fff;font-weight:800;font-size:18px;margin-bottom:12px}
        .footer-grid p{font-size:13px;max-width:350px}
        .footer-title{color:#eee8dc;font-weight:700;margin-bottom:13px}
        .footer-links{display:flex;flex-direction:column;gap:8px;font-size:13px}
        .footer-links a:hover{color:#f2d9ae}
        .copyright{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;font-size:12px;display:flex;justify-content:space-between;gap:20px}
        .age-note{color:#d9b277}
        :focus-visible{outline:3px solid rgba(199,154,86,.65);outline-offset:3px}
        @media(max-width:900px){
            .hero-grid,.story-grid,.proof-grid{grid-template-columns:1fr;gap:35px}
            .hero{padding-top:50px}.stage{min-height:380px}
            .cards,.triple{grid-template-columns:repeat(2,1fr)}
            .news-layout{grid-template-columns:1fr}
        }
        @media(max-width:650px){
            .container{width:min(100% - 28px,var(--max))}
            .site-header{padding-top:15px}
            .dock{border-radius:22px;flex-wrap:wrap;padding:12px 14px}
            .brand-text{font-size:14px}
            .menu-toggle{display:block;margin-left:auto}
            .nav-links{display:none;order:5;width:100%;flex-direction:column;align-items:stretch;margin:5px 0 0}
            .nav-links.open{display:flex}
            .nav-links a{text-align:center}
            .dock-search{order:4;flex:1;margin-left:0}
            .dock-search input{width:100%}
            .nav-cta{font-size:13px;padding:9px 13px}
            h1{font-size:43px}.hero-copy p{font-size:16px}
            .hero-note{gap:18px}.hero-note strong{font-size:19px}
            .stage{min-height:330px;padding:18px}.stage-screen{width:94%;min-height:205px;margin-top:25px}
            .screen-title{font-size:22px}
            .section{padding:62px 0}.section-head{display:block;margin-bottom:24px}
            .section-head p{margin-top:12px}
            .cards,.triple,.faq-grid,.stats{grid-template-columns:1fr}
            .feature{padding:25px}.proof{padding:55px 0}
            .news-list,.recommend{padding-left:18px;padding-right:18px}
            .news-item{display:block}.news-item span{display:block;margin-top:5px}
            .cta{display:block;padding:25px}.subscribe{display:block}.subscribe input{width:100%;margin-bottom:9px}
            .subscribe .button-main{width:100%}
            .footer-grid{grid-template-columns:1fr;gap:25px;padding-bottom:30px}
            .copyright{display:block}.copyright span{display:block;margin-top:7px}
        }

/* roulang page: category1 */
:root{
      --ink:#17191d;
      --muted:#737982;
      --paper:#f6f5f1;
      --card:#fffefa;
      --line:#e5e2da;
      --accent:#b44d3d;
      --accent-dark:#87362d;
      --gold:#c79a56;
      --deep:#202427;
      --cream:#f2e8dc;
      --shadow:0 20px 55px rgba(36,32,26,.09);
      --small-shadow:0 10px 28px rgba(36,32,26,.07);
      --radius:22px;
      --max:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;line-height:1.7;font-size:16px}
    a{color:inherit;text-decoration:none;transition:color .25s ease,transform .25s ease,background .25s ease,border-color .25s ease}
    a:hover{color:var(--accent)}
    button,input{font:inherit}
    button{cursor:pointer}
    h1,h2,h3,p{margin-top:0}
    h1,h2,h3{letter-spacing:-.045em}
    h1{font-size:clamp(42px,6vw,78px);line-height:1.08;margin:18px 0 22px}
    h2{font-size:clamp(30px,4vw,48px);line-height:1.15;margin-bottom:15px}
    h3{font-size:21px;line-height:1.3;margin-bottom:10px}
    .container{width:min(var(--max),calc(100% - 40px));margin:0 auto}
    .site-header{padding:28px 0 10px;position:relative;z-index:10}
    .dock{display:flex;align-items:center;gap:16px;padding:10px 12px 10px 16px;background:rgba(255,254,250,.88);border:1px solid rgba(229,226,218,.95);border-radius:999px;box-shadow:var(--small-shadow);backdrop-filter:blur(14px)}
    .brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:-.04em;white-space:nowrap}
    .brand-mark{width:34px;height:34px;border-radius:12px;background:var(--deep);color:#f8e8c9;display:grid;place-items:center;font-size:14px}
    .brand-text{font-size:16px}
    .nav-links{display:flex;align-items:center;gap:5px;margin-left:auto}
    .nav-links a{padding:9px 14px;border-radius:999px;color:#5e6267;font-size:14px}
    .nav-links a:hover,.nav-links a.active{background:#f0ebe3;color:var(--ink)}
    .dock-search{display:flex;align-items:center;background:#f5f2ec;border-radius:999px;padding:0 12px;margin-left:4px}
    .dock-search input{border:0;background:transparent;width:112px;height:36px;outline:0;font-size:13px;color:var(--ink)}
    .dock-search input:focus{box-shadow:0 0 0 2px rgba(180,77,61,.22)}
    .dock-search button{border:0;background:transparent;color:var(--muted);padding:0 3px;font-size:22px;line-height:1}
    .nav-cta,.button-main{display:inline-block;background:var(--accent);color:#fff!important;border-radius:999px;padding:11px 18px;border:0;font-weight:700;box-shadow:0 7px 18px rgba(180,77,61,.2)}
    .nav-cta:hover,.button-main:hover{background:var(--accent-dark);transform:translateY(-2px)}
    .menu-toggle{display:none;border:0;background:transparent;font-size:22px;color:var(--ink)}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--accent);font-size:13px;font-weight:800;letter-spacing:.08em}
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--accent)}
    .hero{padding:70px 0 65px}
    .hero-grid{display:grid;grid-template-columns:1fr .9fr;gap:70px;align-items:center}
    .hero-copy p{color:var(--muted);font-size:18px;max-width:610px}
    .hero-actions{display:flex;gap:12px;align-items:center;margin:30px 0 28px;flex-wrap:wrap}
    .button-ghost{display:inline-block;border:1px solid var(--line);border-radius:999px;padding:10px 17px;background:var(--card);font-weight:700}
    .button-ghost:hover{border-color:var(--accent);transform:translateY(-2px)}
    .hero-note{display:flex;gap:25px;color:var(--muted);font-size:13px;flex-wrap:wrap}
    .hero-note strong{display:block;color:var(--ink);font-size:22px;line-height:1.2}
    .coupon-wall{position:relative;background:var(--deep);border-radius:30px;padding:28px;min-height:425px;overflow:hidden;box-shadow:var(--shadow);color:#fff}
    .coupon-wall:before{content:"";position:absolute;width:320px;height:320px;border-radius:50%;right:-110px;top:-120px;background:rgba(199,154,86,.24)}
    .coupon-wall:after{content:"";position:absolute;width:230px;height:230px;border-radius:50%;left:-110px;bottom:-135px;background:rgba(180,77,61,.3)}
    .coupon-head,.coupon-foot{position:relative;z-index:1;display:flex;justify-content:space-between;align-items:center;color:#d8d2c6;font-size:12px}
    .coupon-main{position:relative;z-index:1;margin:36px auto 25px;background:#f7ead0;color:var(--ink);border-radius:20px;padding:28px 26px;max-width:370px;box-shadow:0 16px 30px rgba(0,0,0,.17)}
    .coupon-main:before,.coupon-main:after{content:"";position:absolute;width:18px;height:18px;border-radius:50%;background:var(--deep);top:50%;transform:translateY(-50%)}
    .coupon-main:before{left:-9px}.coupon-main:after{right:-9px}
    .coupon-label{color:var(--accent-dark);font-size:12px;font-weight:800;letter-spacing:.1em}
    .coupon-main h2{font-size:34px;margin:10px 0 4px}
    .coupon-main p{color:#72665b;font-size:14px;margin-bottom:20px}
    .coupon-button{display:block;width:100%;border:0;border-radius:12px;background:var(--accent);color:#fff;padding:12px;font-weight:800}
    .coupon-button:hover{background:var(--accent-dark)}
    .coupon-foot{margin-top:18px}
    .section{padding:82px 0}
    .section-tint{background:#eeeae2}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:28px;margin-bottom:32px}
    .section-head p{color:var(--muted);max-width:510px;margin-bottom:0}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .metric{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:22px}
    .metric strong{display:block;font-size:31px;line-height:1.15;margin-bottom:6px}
    .metric span{font-size:13px;color:var(--muted)}
    .matrix{display:grid;grid-template-columns:1.1fr .9fr;gap:20px}
    .matrix-panel{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:30px}
    .matrix-panel.dark{background:var(--deep);color:#fff;border-color:var(--deep)}
    .matrix-panel.dark p{color:#c6c5c0}
    .topic-list{list-style:none;padding:0;margin:25px 0 0}
    .topic-list li{display:flex;justify-content:space-between;gap:15px;padding:14px 0;border-bottom:1px solid var(--line);font-size:15px}
    .dark .topic-list li{border-color:rgba(255,255,255,.13)}
    .topic-list li:last-child{border-bottom:0}
    .topic-list span{color:var(--muted);font-size:13px}
    .dark .topic-list span{color:#c6c5c0}
    .tag{display:inline-block;padding:5px 9px;border-radius:8px;background:var(--cream);color:var(--accent-dark);font-size:12px;font-weight:700}
    .dark .tag{background:rgba(242,232,220,.13);color:#f2d9ae}
    .compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .compare-card{border-radius:var(--radius);padding:29px;border:1px solid var(--line);background:var(--card)}
    .compare-card.highlight{background:#f1e3d3;border-color:#e3c9ab}
    .compare-card ul{list-style:none;margin:22px 0 0;padding:0}
    .compare-card li{padding:11px 0;border-bottom:1px solid rgba(115,121,130,.18);font-size:14px;color:var(--muted)}
    .compare-card li:last-child{border-bottom:0}
    .compare-card li:before{content:"✓";color:var(--accent);font-weight:800;margin-right:10px}
    .steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .step{padding:25px 0;border-top:2px solid var(--ink)}
    .step-number{color:var(--accent);font-size:13px;font-weight:800;letter-spacing:.1em}
    .step p{color:var(--muted);font-size:14px;margin-bottom:0}
    .faq-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:60px;align-items:start}
    .faq-list{border-top:1px solid #d3cec3}
    .faq-item{border-bottom:1px solid #d3cec3}
    .faq-item summary{cursor:pointer;list-style:none;padding:19px 35px 19px 0;font-weight:700;position:relative}
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{content:"+";position:absolute;right:2px;color:var(--accent);font-size:22px;top:14px}
    .faq-item[open] summary:after{content:"−"}
    .faq-item p{color:var(--muted);font-size:14px;padding:0 28px 18px 0;margin:0}
    .cta{background:var(--deep);color:#fff;border-radius:30px;padding:42px 48px;display:flex;justify-content:space-between;align-items:center;gap:30px}
    .cta p{color:#c6c5c0;max-width:590px;margin:0}
    .site-footer{padding:65px 0 28px;background:#202427;color:#fff}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:55px}
    .footer-brand{font-weight:800;font-size:20px;margin-bottom:13px}
    .site-footer p{color:#b6b8b6;font-size:14px;max-width:390px}
    .footer-title{font-size:13px;color:#f2d9ae;font-weight:800;margin-bottom:15px}
    .footer-links{display:flex;flex-direction:column;gap:9px;color:#b6b8b6;font-size:14px}
    .footer-links a:hover{color:#f2d9ae}
    .copyright{border-top:1px solid rgba(255,255,255,.12);margin-top:43px;padding-top:19px;display:flex;justify-content:space-between;gap:15px;color:#8f9492;font-size:12px}
    .age-note{color:#f2d9ae}
    .reveal{animation:rise .7s ease both}
    @keyframes rise{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
    @media(max-width:1024px){
      .hero-grid{gap:35px}.metric-grid{grid-template-columns:repeat(2,1fr)}
      .dock{flex-wrap:wrap;border-radius:24px}.nav-links{order:3;width:100%;justify-content:center;margin:0}
      .dock-search{margin-left:auto}
    }
    @media(max-width:768px){
      .container{width:min(var(--max),calc(100% - 28px))}
      .site-header{padding-top:14px}.dock{padding:12px 14px}
      .brand-text{font-size:14px}.menu-toggle{display:block;margin-left:auto}
      .nav-links,.dock-search,.nav-cta{display:none}
      .dock.open .nav-links{display:flex;overflow:auto;justify-content:flex-start;padding-top:8px}
      .dock.open .dock-search{display:flex;order:4;width:100%;margin:4px 0 0}
      .dock.open .dock-search input{width:100%}.dock.open .nav-cta{display:inline-block;order:5;margin-top:7px}
      .hero{padding:55px 0 45px}.hero-grid,.matrix,.faq-grid{grid-template-columns:1fr}
      .stage,.coupon-wall{min-height:390px}.section{padding:62px 0}
      .section-head{display:block}.section-head p{margin-top:12px}
      .cta{display:block;padding:34px 25px}.cta .button-main{margin-top:22px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
    }
    @media(max-width:520px){
      h1{font-size:42px}.hero-copy p{font-size:16px}.hero-note{gap:16px}
      .metric-grid,.compare-grid,.steps,.footer-grid{grid-template-columns:1fr}
      .coupon-main{margin-top:28px;padding:23px 20px}.coupon-main h2{font-size:29px}
      .matrix-panel{padding:23px}.copyright{display:block}.copyright .age-note{display:block;margin-top:8px}
    }

/* roulang page: category2 */
:root{
      --ink:#17191d;
      --muted:#737982;
      --paper:#f6f5f1;
      --card:#fffefa;
      --line:#e5e2da;
      --accent:#b44d3d;
      --accent-dark:#87362d;
      --gold:#c79a56;
      --deep:#202427;
      --soft:#f0ebe3;
      --shadow:0 20px 55px rgba(36,32,26,.09);
      --small-shadow:0 10px 28px rgba(36,32,26,.07);
      --radius:22px;
      --max:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      background:var(--paper);
      color:var(--ink);
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
      line-height:1.7;
      font-size:16px;
    }
    a{color:inherit;text-decoration:none;transition:color .25s ease,transform .25s ease,background .25s ease,border-color .25s ease}
    a:hover{color:var(--accent)}
    button,input{font:inherit}
    button{cursor:pointer}
    img{max-width:100%;height:auto}
    .container{width:min(var(--max),calc(100% - 40px));margin:0 auto}
    .site-header{padding:28px 0 10px;position:relative;z-index:10}
    .dock{
      display:flex;
      align-items:center;
      gap:14px;
      min-height:66px;
      padding:12px 15px;
      background:rgba(255,254,250,.88);
      border:1px solid rgba(229,226,218,.9);
      border-radius:24px;
      box-shadow:var(--small-shadow);
      backdrop-filter:blur(16px);
    }
    .brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:-.04em;white-space:nowrap}
    .brand-mark{
      width:34px;height:34px;border-radius:12px;background:var(--deep);color:#f8e8c9;
      display:grid;place-items:center;font-size:14px
    }
    .brand-text{font-size:16px}
    .nav-links{display:flex;align-items:center;gap:5px;margin-left:auto}
    .nav-links a{padding:9px 14px;border-radius:999px;color:#5e6267;font-size:14px}
    .nav-links a:hover,.nav-links a.active{background:#f0ebe3;color:var(--ink)}
    .dock-search{display:flex;align-items:center;background:#f5f2ec;border-radius:999px;padding:0 12px;margin-left:4px}
    .dock-search input{
      border:0;background:transparent;width:112px;height:36px;outline:0;
      font-size:13px;color:var(--ink);box-shadow:none;margin:0
    }
    .dock-search input:focus{box-shadow:none;background:transparent}
    .dock-search button{border:0;background:transparent;color:var(--muted);padding:0 3px}
    .nav-cta,.button-main{
      display:inline-block;background:var(--accent);color:#fff!important;border-radius:999px;
      padding:11px 18px;border:0;font-weight:700;box-shadow:0 7px 18px rgba(180,77,61,.2)
    }
    .nav-cta:hover,.button-main:hover{background:var(--accent-dark);transform:translateY(-2px)}
    .menu-toggle{display:none;border:0;background:transparent;font-size:22px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--accent);font-size:13px;font-weight:800;letter-spacing:.08em}
    .eyebrow:before{content:"";width:24px;height:2px;background:var(--accent)}
    .hero{padding:70px 0 68px}
    .hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:72px;align-items:center}
    h1,h2,h3,p{margin-top:0}
    h1{
      font-size:clamp(38px,5vw,70px);line-height:1.08;letter-spacing:-.065em;
      margin:18px 0 24px;max-width:700px
    }
    h2{font-size:clamp(28px,3vw,42px);line-height:1.18;letter-spacing:-.05em;margin-bottom:14px}
    h3{font-size:20px;line-height:1.35;margin-bottom:10px}
    .hero-copy p{color:var(--muted);font-size:18px;max-width:620px}
    .hero-actions{display:flex;gap:12px;align-items:center;margin:30px 0 28px;flex-wrap:wrap}
    .button-ghost{
      display:inline-block;border:1px solid var(--line);border-radius:999px;padding:10px 17px;
      background:var(--card);font-weight:700
    }
    .button-ghost:hover{border-color:var(--accent);transform:translateY(-2px)}
    .hero-note{display:flex;gap:30px;color:var(--muted);font-size:13px}
    .hero-note strong{display:block;color:var(--ink);font-size:22px;line-height:1.2}
    .emotion-board{
      background:var(--deep);border-radius:30px;padding:28px;color:#fff;
      box-shadow:var(--shadow);position:relative;overflow:hidden
    }
    .emotion-board:before{
      content:"";position:absolute;width:300px;height:300px;border-radius:50%;
      right:-110px;top:-115px;background:rgba(199,154,86,.23)
    }
    .emotion-board:after{
      content:"";position:absolute;width:210px;height:210px;border-radius:50%;
      left:-100px;bottom:-130px;background:rgba(180,77,61,.3)
    }
    .board-head,.board-foot{position:relative;z-index:1;display:flex;justify-content:space-between;align-items:center}
    .board-head{font-size:12px;color:#d8d2c6;border-bottom:1px solid rgba(255,255,255,.13);padding-bottom:17px}
    .live-dot{display:inline-flex;align-items:center;gap:7px;color:#f0c984}
    .live-dot:before{content:"";width:7px;height:7px;border-radius:50%;background:#e37c63;box-shadow:0 0 0 5px rgba(227,124,99,.12)}
    .board-main{position:relative;z-index:1;padding:42px 8px 34px}
    .board-main small{color:#c8c4bb;font-size:12px}
    .board-main h2{color:#fff;font-size:34px;margin:10px 0 13px}
    .board-main p{color:#c8c4bb;font-size:14px;margin-bottom:25px}
    .countdown{display:flex;gap:9px}
    .time-box{min-width:58px;padding:10px 8px;border-radius:12px;background:rgba(255,255,255,.09);text-align:center}
    .time-box strong{display:block;font-size:21px;color:#f8e8c9;line-height:1.1}
    .time-box span{font-size:11px;color:#aaa9a3}
    .board-foot{font-size:12px;color:#c8c4bb;border-top:1px solid rgba(255,255,255,.13);padding-top:17px}
    .board-foot a{color:#f2d9ae;font-weight:700}
    .section{padding:82px 0}
    .section.alt{background:#eeece6}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:28px;margin-bottom:32px}
    .section-head p{color:var(--muted);max-width:510px;margin-bottom:0}
    .stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .stat{
      background:var(--card);border:1px solid var(--line);border-radius:18px;padding:22px;
      transition:transform .25s,box-shadow .25s
    }
    .stat:hover{transform:translateY(-4px);box-shadow:var(--small-shadow)}
    .stat strong{display:block;font-size:32px;letter-spacing:-.06em;line-height:1.1}
    .stat span{display:block;color:var(--muted);font-size:13px;margin-top:8px}
    .story-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:72px;align-items:start}
    .story-list{border-top:1px solid #d3cec3}
    .story-item{display:grid;grid-template-columns:48px 1fr;gap:18px;padding:20px 0;border-bottom:1px solid #d3cec3}
    .story-item b{color:var(--accent);font-size:14px}
    .story-item p{font-size:14px;margin:0;color:var(--muted)}
    .story-item h3{font-size:18px;margin-bottom:5px}
    .theme-panel{
      background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
      padding:30px;box-shadow:0 4px 0 rgba(32,36,39,.02)
    }
    .theme-row{display:flex;justify-content:space-between;gap:20px;padding:18px 0;border-bottom:1px solid var(--line)}
    .theme-row:last-child{border-bottom:0;padding-bottom:0}
    .theme-row:first-child{padding-top:0}
    .theme-row p{color:var(--muted);font-size:14px;margin:5px 0 0}
    .tag{display:inline-block;padding:5px 9px;border-radius:8px;background:#f2e8dc;color:var(--accent-dark);font-size:12px;font-weight:700;white-space:nowrap}
    .content-card{
      background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:25px;
      min-height:220px;display:flex;flex-direction:column;box-shadow:0 4px 0 rgba(32,36,39,.02);
      transition:transform .3s,box-shadow .3s,border-color .3s
    }
    .content-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:#d9c7b2}
    .card-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}
    .card-number{color:#aaa59c;font-size:13px}
    .content-card p{color:var(--muted);font-size:14px;margin-bottom:20px}
    .card-link{margin-top:auto;font-size:14px;font-weight:800;color:var(--accent)}
    .cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .compare{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .compare-box{padding:28px;border-radius:var(--radius);border:1px solid var(--line);background:var(--card)}
    .compare-box.dark{background:var(--deep);color:#fff;border-color:var(--deep)}
    .compare-box p{color:var(--muted);font-size:14px}
    .compare-box.dark p{color:#c8c4bb}
    .compare-list{list-style:none;margin:22px 0 0;padding:0}
    .compare-list li{padding:11px 0;border-top:1px solid var(--line);font-size:14px}
    .compare-box.dark .compare-list li{border-color:rgba(255,255,255,.15)}
    .compare-list li:before{content:"✓";color:var(--accent);font-weight:800;margin-right:10px}
    .faq-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:65px}
    .faq-intro p{color:var(--muted)}
    .faq-item{border-top:1px solid var(--line);padding:20px 0}
    .faq-item:last-child{border-bottom:1px solid var(--line)}
    .faq-item summary{cursor:pointer;font-weight:800;list-style:none;display:flex;justify-content:space-between;gap:20px}
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{content:"＋";color:var(--accent);font-size:20px;line-height:1}
    .faq-item[open] summary:after{content:"−"}
    .faq-item p{color:var(--muted);font-size:14px;margin:12px 28px 0 0}
    .cta{
      background:var(--accent);color:#fff;border-radius:30px;padding:42px 48px;
      display:flex;justify-content:space-between;align-items:center;gap:30px;box-shadow:var(--shadow)
    }
    .cta h2{margin-bottom:8px;color:#fff}
    .cta p{color:#f5dcd4;margin:0;max-width:620px}
    .cta .button-ghost{background:#fffefa;border-color:#fffefa;color:var(--accent-dark)}
    .cta .button-ghost:hover{color:var(--accent);border-color:#fff}
    .notice{font-size:13px;color:var(--muted);border-left:3px solid var(--gold);padding-left:15px;margin-top:24px}
    .site-footer{padding:65px 0 28px;background:#202427;color:#d8d2c6}
    .footer-grid{display:grid;grid-template-columns:1.5fr .7fr 1fr;gap:60px;padding-bottom:45px}
    .footer-brand{font-size:20px;font-weight:800;color:#fffefa;margin-bottom:12px}
    .footer-grid p{color:#9fa19e;font-size:14px;max-width:390px}
    .footer-title{font-weight:800;color:#fffefa;margin-bottom:14px}
    .footer-links{display:flex;flex-direction:column;gap:8px;color:#a9aaa6;font-size:14px}
    .footer-links a:hover{color:#f2d9ae}
    .copyright{border-top:1px solid rgba(255,255,255,.12);padding-top:22px;display:flex;justify-content:space-between;gap:20px;color:#898d8b;font-size:12px}
    .age-note{color:#e4b36c}
    :focus-visible{outline:3px solid rgba(180,77,61,.35);outline-offset:3px}
    @media(max-width:1024px){
      .dock{gap:8px}.nav-links a{padding:8px 9px}.dock-search input{width:88px}
      .hero-grid{gap:38px}.story-grid,.faq-grid{gap:35px}.stats{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:768px){
      .site-header{padding-top:18px}.container{width:min(var(--max),calc(100% - 28px))}
      .dock{position:relative;flex-wrap:wrap;padding:12px 14px;border-radius:20px}
      .menu-toggle{display:block;margin-left:auto}.nav-links{display:none;order:5;width:100%;flex-direction:column;align-items:stretch;margin:5px 0 0}
      .nav-links.open{display:flex}.nav-links a{text-align:center}.dock-search{order:4;flex:1;margin:0}
      .dock-search input{width:100%}.nav-cta{font-size:13px;padding:9px 13px}
      .hero{padding:54px 0 60px}.hero-grid,.story-grid,.faq-grid{grid-template-columns:1fr}
      h1{font-size:clamp(39px,11vw,58px)}.hero-copy p{font-size:16px}
      .emotion-board{min-height:360px}.section{padding:62px 0}.section-head{display:block}
      .section-head p{margin-top:14px}.cards{grid-template-columns:1fr 1fr}.compare{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr;gap:35px}.footer-grid>div:first-child{grid-column:1/-1}
      .cta{display:block;padding:32px 26px}.cta .button-ghost{margin-top:22px}
    }
    @media(max-width:520px){
      .brand-text{font-size:14px}.nav-cta{display:none}.dock-search{flex-basis:100%;order:6}
      .hero-note{gap:16px}.hero-note strong{font-size:19px}.emotion-board{padding:22px}
      .board-main h2{font-size:28px}.time-box{min-width:49px}.stats,.cards{grid-template-columns:1fr}
      .theme-panel,.compare-box,.content-card{padding:22px}.footer-grid{grid-template-columns:1fr}
      .footer-grid>div:first-child{grid-column:auto}.copyright{display:block}.age-note{display:block;margin-top:10px}
    }