/* roulang page: index */
:root{
            --ink:#302c2b;
            --muted:#766d69;
            --paper:#fbf7f1;
            --paper-2:#f2e9df;
            --rose:#b65f67;
            --rose-dark:#91464e;
            --plum:#513c49;
            --line:#e6d9cf;
            --cream:#fffaf4;
            --shadow:0 18px 45px rgba(74,48,45,.10);
            --radius:22px;
        }
        *,*::before,*::after{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{
            margin:0;
            color:var(--ink);
            background:var(--paper);
            font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
            line-height:1.75;
            -webkit-font-smoothing:antialiased;
        }
        a{color:inherit;text-decoration:none}
        img{display:block;max-width:100%}
        button,input,textarea{font:inherit}
        button{cursor:pointer}
        :focus-visible{outline:3px solid rgba(182,95,103,.42);outline-offset:3px}
        .container{width:min(1160px,calc(100% - 40px));margin:0 auto}
        .eyebrow{color:var(--rose);font-size:12px;letter-spacing:.22em;font-weight:700;text-transform:uppercase}
        .section{padding:100px 0}
        .section-head{max-width:680px;margin-bottom:42px}
        .section-head h2{margin:10px 0 14px;font-size:clamp(28px,4vw,46px);line-height:1.22;letter-spacing:-.04em}
        .section-head p{margin:0;color:var(--muted);font-size:16px}
        .site-header{
            position:sticky;top:0;z-index:30;
            background:rgba(251,247,241,.92);
            border-bottom:1px solid rgba(230,217,207,.9);
            backdrop-filter:blur(12px);
        }
        .nav-wrap{height:78px;display:flex;align-items:center;gap:28px}
        .brand{display:flex;align-items:center;gap:11px;min-width:max-content;font-weight:800;letter-spacing:-.04em}
        .brand-mark{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;background:var(--rose);color:#fff;font-size:13px;box-shadow:0 6px 15px rgba(182,95,103,.25)}
        .brand-name{font-size:18px}
        .nav-links{display:flex;align-items:center;gap:24px;margin-left:auto}
        .nav-links a{position:relative;color:#675c59;font-size:14px;padding:8px 0;transition:color .2s ease}
        .nav-links a:hover,.nav-links a.active{color:var(--rose-dark)}
        .nav-links a.active::after{content:"";position:absolute;left:0;right:0;bottom:1px;height:2px;background:var(--rose);border-radius:4px}
        .nav-actions{display:flex;align-items:center;gap:10px;margin-left:10px}
        .btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 19px;border-radius:999px;border:1px solid transparent;font-weight:700;font-size:14px;transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease}
        .btn:hover{transform:translateY(-2px)}
        .btn-primary{background:var(--rose);color:#fff;box-shadow:0 8px 18px rgba(182,95,103,.22)}
        .btn-primary:hover{background:var(--rose-dark);box-shadow:0 11px 24px rgba(145,70,78,.25)}
        .btn-outline{border-color:#cdbab0;color:var(--plum);background:transparent}
        .btn-outline:hover{border-color:var(--rose);color:var(--rose-dark);background:#fff8f3}
        .menu-toggle{display:none;border:0;background:transparent;color:var(--plum);font-size:25px}
        .hero{padding:64px 0 82px;background:linear-gradient(135deg,#fbf7f1 0%,#f6eae3 58%,#eadbd7 100%);overflow:hidden}
        .hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:64px;align-items:center;min-height:580px}
        .hero h1{font-size:clamp(42px,6vw,76px);line-height:1.08;letter-spacing:-.07em;margin:14px 0 24px;max-width:650px}
        .hero h1 em{font-style:normal;color:var(--rose)}
        .hero-copy{font-size:18px;color:#655a57;max-width:600px}
        .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
        .hero-note{display:flex;gap:18px;flex-wrap:wrap;margin-top:34px;color:#786c67;font-size:13px}
        .hero-note span{display:flex;align-items:center;gap:7px}
        .dot{width:7px;height:7px;background:var(--rose);border-radius:50%}
        .coupon-stage{position:relative;min-height:465px;padding:28px}
        .coupon-stage::before{content:"";position:absolute;inset:0;background:rgba(255,250,244,.54);border:1px solid rgba(255,255,255,.72);transform:rotate(3deg);border-radius:28px}
        .coupon-main{position:relative;z-index:1;background:var(--plum);color:#fff;padding:34px;border-radius:24px;box-shadow:var(--shadow);min-height:300px;display:flex;flex-direction:column;justify-content:space-between;overflow:hidden}
        .coupon-main::after{content:"";position:absolute;width:220px;height:220px;border:1px solid rgba(255,255,255,.18);border-radius:50%;right:-60px;top:-60px}
        .coupon-top{display:flex;justify-content:space-between;align-items:center;color:#eadbd7;font-size:12px;letter-spacing:.12em}
        .coupon-main h3{font-size:34px;line-height:1.2;margin:25px 0 8px;letter-spacing:-.05em}
        .coupon-main p{color:#e5d5d1;margin:0;max-width:290px;font-size:14px}
        .coupon-bottom{display:flex;justify-content:space-between;align-items:end;margin-top:25px}
        .coupon-code{font-size:12px;color:#d5b5b0}
        .coupon-stamp{width:74px;height:74px;border:1px solid #d68a8e;border-radius:50%;display:grid;place-items:center;color:#f0b8b5;font-size:12px;transform:rotate(-12deg)}
        .coupon-mini{position:absolute;z-index:2;background:#fffaf4;border:1px solid #e3d0c5;border-radius:18px;padding:19px;box-shadow:0 12px 30px rgba(74,48,45,.12);width:190px}
        .coupon-mini.one{left:0;bottom:35px}.coupon-mini.two{right:0;top:30px}
        .coupon-mini strong{display:block;font-size:16px;margin:5px 0}.coupon-mini small{color:var(--muted);font-size:12px}
        .mini-line{height:1px;background:var(--line);margin:12px 0}
        .problem{background:#fffaf4}
        .split{display:grid;grid-template-columns:.78fr 1.22fr;gap:80px;align-items:start}
        .problem-intro{position:sticky;top:120px}
        .problem-intro h2{font-size:clamp(30px,4vw,48px);line-height:1.18;letter-spacing:-.05em;margin:12px 0 18px}
        .problem-intro p{color:var(--muted);font-size:16px}
        .issue-list{border-top:1px solid var(--line)}
        .issue{display:grid;grid-template-columns:58px 1fr 20px;gap:18px;align-items:center;padding:25px 0;border-bottom:1px solid var(--line);transition:padding .2s ease}
        .issue:hover{padding-left:10px}
        .issue-num{color:var(--rose);font-weight:800;font-size:14px}
        .issue h3{font-size:19px;margin:0 0 5px}
        .issue p{margin:0;color:var(--muted);font-size:14px}
        .issue-arrow{color:#bca59b;font-size:20px}
        .solution{background:var(--paper-2)}
        .path-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:22px}
        .path-main,.path-side{border:1px solid var(--line);border-radius:var(--radius);background:var(--cream);padding:32px}
        .path-main{min-height:350px;display:flex;flex-direction:column;justify-content:space-between;background:var(--plum);color:#fff;border-color:var(--plum)}
        .path-main p{color:#e4d5d1;max-width:500px}
        .path-main h3{font-size:32px;line-height:1.25;margin:13px 0}
        .path-tag,.tag{display:inline-flex;align-items:center;width:max-content;padding:5px 10px;border-radius:999px;background:#f3ded9;color:var(--rose-dark);font-size:12px;font-weight:700}
        .path-main .path-tag{background:#755560;color:#ffe3df}
        .path-side{display:grid;gap:20px}
        .path-item{display:grid;grid-template-columns:42px 1fr;gap:14px;padding-bottom:20px;border-bottom:1px solid var(--line)}
        .path-item:last-child{border-bottom:0;padding-bottom:0}
        .path-icon{width:38px;height:38px;border-radius:12px;background:#ead3cd;color:var(--rose-dark);display:grid;place-items:center;font-weight:800}
        .path-item h4{margin:0 0 4px;font-size:17px}.path-item p{margin:0;color:var(--muted);font-size:14px}
        .result{background:var(--plum);color:#fff}
        .result .section-head p{color:#d9c9c6}.result .eyebrow{color:#e8a6a2}
        .result-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:48px;align-items:end}
        .result-quote{font-size:clamp(27px,4vw,47px);line-height:1.35;letter-spacing:-.05em;margin:0;max-width:720px}
        .metrics{display:grid;gap:15px}
        .metric{border-left:2px solid #cd8585;padding-left:18px}
        .metric b{font-size:32px;line-height:1;display:block;color:#f3c0b8}.metric span{display:block;color:#d8c7c3;font-size:13px;margin-top:7px}
        .compare{background:#f8f0eb}
        .compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
        .compare-card{padding:30px;border-radius:var(--radius);border:1px solid var(--line);background:#fffaf4}
        .compare-card.after{background:#f2dfdb;border-color:#d9b0aa}
        .compare-card h3{margin:12px 0;font-size:25px}.compare-card p{color:var(--muted);margin:0 0 20px}
        .check-list{list-style:none;padding:0;margin:0;display:grid;gap:12px}.check-list li{font-size:14px;display:flex;gap:9px}.check-list li::before{content:"✓";color:var(--rose);font-weight:800}
        .stories{background:var(--cream)}
        .story-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
        .story{padding:27px;border:1px solid var(--line);border-radius:var(--radius);background:#fffdf9;transition:transform .2s,box-shadow .2s}
        .story:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
        .story-mark{font-family:Georgia,serif;font-size:48px;color:var(--rose);height:42px;line-height:1}
        .story p{font-size:16px;line-height:1.8;margin:15px 0 25px}.story small{color:var(--muted)}
        .news{background:var(--paper)}
        .news-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:44px}
        .news-list{border-top:1px solid var(--line)}
        .news-item{display:flex;justify-content:space-between;gap:20px;padding:20px 0;border-bottom:1px solid var(--line);transition:padding .2s,color .2s}
        .news-item:hover{padding-left:9px;color:var(--rose-dark)}
        .news-item strong{font-size:16px;font-weight:700}.news-item span{font-size:12px;color:var(--muted);white-space:nowrap}
        .featured{background:#ead8d3;border-radius:var(--radius);padding:28px;min-height:280px;display:flex;flex-direction:column;justify-content:space-between}
        .featured h3{font-size:27px;line-height:1.3;margin:12px 0}.featured p{color:#6c5c58;font-size:14px}
        .faq{background:#fffaf4}
        .faq-list{max-width:850px;border-top:1px solid var(--line)}
        .faq-item{border-bottom:1px solid var(--line)}
        .faq-question{width:100%;display:flex;justify-content:space-between;gap:20px;text-align:left;background:none;border:0;padding:22px 0;color:var(--ink);font-weight:700;font-size:16px}
        .faq-question span:last-child{color:var(--rose);font-size:23px;transition:transform .2s}
        .faq-answer{max-height:0;overflow:hidden;color:var(--muted);font-size:14px;transition:max-height .25s ease,padding .25s ease}
        .faq-item.open .faq-answer{max-height:160px;padding:0 35px 22px 0}.faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
        .cta{padding:80px 0}.cta-panel{background:var(--rose);color:#fff;border-radius:28px;padding:48px 55px;display:flex;align-items:center;justify-content:space-between;gap:35px;box-shadow:var(--shadow)}
        .cta-panel h2{font-size:clamp(28px,4vw,45px);line-height:1.25;margin:0 0 10px;letter-spacing:-.05em}.cta-panel p{margin:0;color:#f8dfda;max-width:650px}
        .cta-panel .btn-primary{background:#fff;color:var(--rose-dark);box-shadow:none}.cta-panel .btn-outline{border-color:#eeb5b0;color:#fff}
        .footer{background:#352a30;color:#e9dcd8;padding:54px 0 25px}
        .footer-grid{display:grid;grid-template-columns:1.3fr .7fr .7fr;gap:40px;padding-bottom:42px;border-bottom:1px solid rgba(255,255,255,.14)}
        .footer .brand{color:#fff}.footer-copy{color:#bbaaa7;font-size:14px;max-width:360px;margin-top:18px}.footer h4{font-size:14px;color:#fff;margin:0 0 15px}.footer a{display:block;color:#bbaaa7;font-size:13px;margin:8px 0;transition:color .2s}.footer a:hover{color:#f0b3ad}
        .copyright{display:flex;justify-content:space-between;gap:20px;color:#9f8e8b;font-size:12px;padding-top:22px}
        .floating{position:fixed;right:24px;bottom:22px;z-index:20}.floating a{background:var(--rose);color:#fff;border-radius:999px;padding:12px 17px;font-size:13px;box-shadow:0 8px 25px rgba(90,45,50,.22)}
        @media(max-width:900px){
            .nav-links{gap:14px}.nav-actions .btn-outline{display:none}.hero-grid,.split,.path-grid,.result-grid,.news-grid{grid-template-columns:1fr;gap:35px}.hero-grid{min-height:auto}.problem-intro{position:static}.coupon-stage{max-width:620px;width:100%;margin:auto}.story-grid{grid-template-columns:1fr 1fr}.cta-panel{display:block}.cta-panel .hero-actions{margin-top:24px}
        }
        @media(max-width:680px){
            .container{width:min(100% - 28px,1160px)}.section{padding:68px 0}.nav-wrap{height:68px;gap:14px}.brand-name{font-size:16px}.nav-links,.nav-actions{display:none}.menu-toggle{display:block;margin-left:auto}.mobile-open .nav-links{position:absolute;display:flex;flex-direction:column;align-items:flex-start;left:14px;right:14px;top:68px;padding:18px;background:#fffaf4;border:1px solid var(--line);border-radius:0 0 18px 18px;box-shadow:var(--shadow);gap:9px}.mobile-open .nav-actions{position:absolute;display:flex;top:250px;left:14px;right:14px;padding:0 18px 18px;background:#fffaf4;border:1px solid var(--line);border-top:0;border-radius:0 0 18px 18px}.mobile-open .nav-actions .btn-outline{display:inline-flex}.hero{padding:42px 0 58px}.hero h1{font-size:45px}.hero-copy{font-size:16px}.coupon-stage{min-height:390px;padding:14px}.coupon-main{padding:25px;min-height:275px}.coupon-main h3{font-size:27px}.coupon-mini{width:145px;padding:14px}.coupon-mini.one{left:-3px;bottom:12px}.coupon-mini.two{right:-3px;top:14px}.issue{grid-template-columns:38px 1fr 15px;gap:10px;padding:19px 0}.issue h3{font-size:16px}.path-main,.path-side,.compare-card{padding:23px}.result-quote{font-size:29px}.compare-grid,.story-grid{grid-template-columns:1fr}.news-item{display:block}.news-item span{display:block;margin-top:5px}.cta-panel{padding:32px 25px}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-grid>div:first-child{grid-column:1/-1}.copyright{display:block}.copyright span{display:block;margin-top:7px}.floating{right:14px;bottom:14px}
        }
        @media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category2 */
:root{
      --ink:#302c2b;
      --muted:#766d69;
      --paper:#fbf7f1;
      --paper-2:#f2e9df;
      --rose:#b65f67;
      --rose-dark:#91464e;
      --plum:#513c49;
      --line:#e6d9cf;
      --cream:#fffaf4;
      --shadow:0 18px 45px rgba(74,48,45,.10);
      --radius:22px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--ink);
      background:var(--paper);
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
      line-height:1.75;
      -webkit-font-smoothing:antialiased;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    .container{width:min(1160px,calc(100% - 40px));margin:0 auto}
    .eyebrow{color:var(--rose);font-size:12px;letter-spacing:.2em;font-weight:700}
    .section{padding:96px 0}
    .section-head{max-width:680px;margin-bottom:42px}
    .section-head h2{margin:10px 0 14px;font-size:clamp(28px,4vw,46px);line-height:1.22;letter-spacing:-.04em}
    .section-head p{margin:0;color:var(--muted);font-size:16px}
    .site-header{
      position:sticky;top:0;z-index:30;
      background:rgba(251,247,241,.94);
      border-bottom:1px solid rgba(230,217,207,.9);
      backdrop-filter:blur(12px)
    }
    .nav-wrap{height:78px;display:flex;align-items:center;gap:28px}
    .brand{display:flex;align-items:center;gap:11px;min-width:max-content;font-weight:800;letter-spacing:-.04em}
    .brand-mark{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;background:var(--rose);color:#fff;font-size:13px;box-shadow:0 6px 15px rgba(182,95,103,.25)}
    .brand-name{font-size:18px}
    .nav-links{display:flex;align-items:center;gap:24px;margin-left:auto}
    .nav-links a{position:relative;color:#675c59;font-size:14px;padding:8px 0;transition:color .2s ease}
    .nav-links a:hover,.nav-links a.active{color:var(--rose-dark)}
    .nav-links a.active::after{content:"";position:absolute;left:0;right:0;bottom:1px;height:2px;background:var(--rose);border-radius:4px}
    .nav-actions{display:flex;align-items:center;gap:10px;margin-left:10px}
    .btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 19px;border-radius:999px;border:1px solid transparent;font-weight:700;font-size:14px;transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease}
    .btn:hover{transform:translateY(-2px)}
    .btn:focus-visible,.nav-links a:focus-visible,summary:focus-visible{outline:3px solid rgba(182,95,103,.3);outline-offset:4px}
    .btn-primary{background:var(--rose);color:#fff;box-shadow:0 8px 18px rgba(182,95,103,.22)}
    .btn-primary:hover{background:var(--rose-dark);box-shadow:0 11px 24px rgba(145,70,78,.25)}
    .btn-outline{border-color:#cdbab0;color:var(--plum);background:transparent}
    .btn-outline:hover{border-color:var(--rose);color:var(--rose-dark);background:#fff8f3}
    .menu-toggle{display:none;border:0;background:transparent;color:var(--plum);font-size:25px}
    .page-hero{padding:62px 0 70px;background:#f3e7df;border-bottom:1px solid var(--line)}
    .crumbs{display:flex;gap:9px;align-items:center;color:var(--muted);font-size:13px;margin-bottom:28px}
    .crumbs a:hover{color:var(--rose-dark)}
    .hero-layout{display:grid;grid-template-columns:1fr .82fr;gap:68px;align-items:center}
    .page-hero h1{font-size:clamp(40px,6vw,70px);line-height:1.1;letter-spacing:-.07em;margin:12px 0 22px;max-width:700px}
    .page-hero h1 em{font-style:normal;color:var(--rose-dark)}
    .hero-copy{max-width:630px;font-size:18px;color:#665b58}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
    .signal-panel{background:var(--plum);color:#fff;border-radius:26px;padding:27px;box-shadow:var(--shadow);position:relative;overflow:hidden}
    .signal-panel:after{content:"";position:absolute;width:180px;height:180px;border:1px solid rgba(255,255,255,.16);border-radius:50%;right:-65px;top:-65px}
    .signal-top{display:flex;justify-content:space-between;align-items:center;color:#ead7d4;font-size:12px}
    .signal-dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:#eaa09c;margin-right:7px;box-shadow:0 0 0 5px rgba(234,160,156,.12)}
    .icon-matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;margin:28px 0}
    .icon-cell{aspect-ratio:1.1;border:1px solid rgba(255,255,255,.17);border-radius:13px;display:grid;place-items:center;background:rgba(255,255,255,.06);font-size:24px;color:#f3c9c2}
    .signal-panel h2{position:relative;z-index:1;font-size:27px;line-height:1.3;margin:0 0 9px}
    .signal-panel p{position:relative;z-index:1;color:#dccbc8;font-size:14px;margin:0}
    .status-line{display:flex;justify-content:space-between;border-top:1px solid rgba(255,255,255,.18);margin-top:23px;padding-top:16px;color:#ddcbc8;font-size:12px}
    .index-layout{display:grid;grid-template-columns:.74fr 1.26fr;gap:56px;align-items:start}
    .side-intro{position:sticky;top:110px}
    .side-intro h2{font-size:36px;line-height:1.25;margin:12px 0}
    .side-intro p{color:var(--muted);font-size:15px}
    .side-rule{height:1px;background:var(--line);margin:25px 0}
    .small-note{color:var(--rose-dark);font-size:13px;font-weight:700}
    .guide-list{border-top:1px solid var(--line)}
    .guide-item{display:grid;grid-template-columns:56px 1fr auto;gap:17px;align-items:start;padding:24px 0;border-bottom:1px solid var(--line);transition:padding .2s ease,background .2s ease}
    .guide-item:hover{padding-left:10px;background:rgba(255,250,244,.65)}
    .guide-number{font-size:21px;color:var(--rose);font-weight:800}
    .guide-item h3{font-size:20px;line-height:1.35;margin:0 0 7px}
    .guide-item p{font-size:14px;color:var(--muted);margin:0}
    .guide-arrow{color:var(--rose-dark);font-size:22px}
    .feature-band{background:var(--cream);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .feature-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:20px}
    .feature-main,.feature-side{border:1px solid var(--line);border-radius:var(--radius);padding:32px}
    .feature-main{background:#fff;border-left:5px solid var(--rose)}
    .feature-main h3{font-size:30px;line-height:1.3;margin:15px 0 12px}
    .feature-main p,.feature-side p{color:var(--muted);margin:0}
    .feature-main .btn{margin-top:28px}
    .feature-side{background:#f4e6df}
    .feature-side h3{font-size:23px;line-height:1.35;margin:14px 0 10px}
    .tag{display:inline-flex;align-items:center;width:max-content;padding:5px 10px;border-radius:999px;background:#f3ded9;color:var(--rose-dark);font-size:12px;font-weight:700}
    .tag-light{background:#ead4d0;color:#75464f}
    .value-section{background:var(--plum);color:#fff}
    .value-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:58px;align-items:center}
    .value-section .section-head{margin-bottom:0}
    .value-section .eyebrow{color:#efaca8}
    .value-section .section-head p{color:#ddcac7}
    .value-points{display:grid;gap:15px}
    .value-point{display:flex;gap:16px;padding:19px 0;border-bottom:1px solid rgba(255,255,255,.17)}
    .value-point:last-child{border-bottom:0}
    .value-icon{width:34px;height:34px;border-radius:50%;background:#795564;display:grid;place-items:center;color:#ffdcd6;flex:none}
    .value-point h3{font-size:18px;margin:0 0 4px}
    .value-point p{margin:0;color:#d8c5c2;font-size:14px}
    .feedback{background:#f2e9df}
    .feedback-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
    .quote{background:var(--cream);border:1px solid var(--line);border-radius:var(--radius);padding:28px;position:relative}
    .quote:before{content:"“";font-family:Georgia,serif;font-size:65px;line-height:1;color:var(--rose);position:absolute;top:13px;right:25px}
    .quote p{font-size:17px;line-height:1.8;margin:0 0 22px;max-width:430px}
    .quote-foot{display:flex;justify-content:space-between;gap:14px;align-items:center;color:var(--muted);font-size:13px;border-top:1px solid var(--line);padding-top:15px}
    .faq-list{max-width:850px;border-top:1px solid var(--line)}
    details{border-bottom:1px solid var(--line)}
    summary{list-style:none;cursor:pointer;padding:21px 4px;font-size:17px;font-weight:700;display:flex;justify-content:space-between;gap:20px}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"＋";color:var(--rose);font-size:22px;font-weight:400;line-height:1}
    details[open] summary:after{content:"−"}
    details p{color:var(--muted);font-size:15px;margin:0;padding:0 40px 22px 4px}
    .cta-band{padding:74px 0;background:#ead8d3}
    .cta-box{display:flex;justify-content:space-between;gap:34px;align-items:center}
    .cta-box h2{font-size:clamp(29px,4vw,44px);line-height:1.25;margin:0 0 10px;letter-spacing:-.04em}
    .cta-box p{color:#6e5c59;margin:0;max-width:650px}
    .cta-actions{display:flex;gap:10px;flex-wrap:wrap;flex:none}
    .footer{background:#3e3038;color:#fff;padding:58px 0 24px}
    .footer-grid{display:grid;grid-template-columns:1.4fr .7fr .8fr;gap:50px;padding-bottom:42px}
    .footer .brand-name{color:#fff}
    .footer-copy{max-width:300px;color:#d8c9c7;font-size:14px;margin:17px 0 0}
    .footer h4{font-size:14px;margin:0 0 15px;color:#f6dfda}
    .footer-grid>div>a:not(.brand){display:block;color:#cbb9b8;font-size:14px;margin:7px 0;transition:color .2s}
    .footer-grid>div>a:not(.brand):hover{color:#fff}
    .copyright{border-top:1px solid rgba(255,255,255,.15);padding-top:20px;display:flex;justify-content:space-between;gap:20px;color:#bca9aa;font-size:12px}
    @media (max-width:900px){
      .nav-links{gap:14px}
      .nav-actions{gap:7px}
      .btn{padding:0 14px}
      .hero-layout,.index-layout,.feature-grid,.value-grid{grid-template-columns:1fr;gap:35px}
      .side-intro{position:static}
      .value-grid{align-items:start}
      .cta-box{align-items:flex-start;flex-direction:column}
    }
    @media (max-width:680px){
      .container{width:min(100% - 28px,1160px)}
      .nav-wrap{height:68px;gap:12px}
      .brand-name{font-size:16px}
      .nav-links,.nav-actions .btn-outline{display:none}
      .nav-actions{margin-left:auto}
      .nav-actions .btn-primary{min-height:40px;padding:0 13px;font-size:13px}
      .menu-toggle{display:block;order:3}
      .site-header.open .nav-wrap{height:auto;min-height:68px;flex-wrap:wrap;padding:13px 0}
      .site-header.open .nav-links{display:flex;order:4;width:100%;margin:0;justify-content:space-between;gap:12px;border-top:1px solid var(--line);padding-top:13px}
      .site-header.open .nav-actions .btn-outline{display:inline-flex;order:5}
      .site-header.open .nav-actions{order:5;margin-left:0}
      .page-hero{padding:42px 0 50px}
      .page-hero h1{font-size:42px}
      .hero-copy{font-size:16px}
      .section{padding:70px 0}
      .guide-item{grid-template-columns:38px 1fr 18px;gap:10px}
      .guide-item h3{font-size:17px}
      .guide-item p{font-size:13px}
      .feature-main,.feature-side{padding:23px}
      .feature-main h3{font-size:25px}
      .feedback-grid{grid-template-columns:1fr}
      .quote p{font-size:16px}
      .cta-actions{width:100%;flex-direction:column}
      .cta-actions .btn{width:100%}
      .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
      .footer-grid>div:first-child{grid-column:1/-1}
      .copyright{flex-direction:column;gap:7px}
    }
    @media (prefers-reduced-motion:reduce){
      html{scroll-behavior:auto}
      *,*:before,*:after{transition:none!important}
    }

/* roulang page: category1 */
:root{
      --ink:#302c2b;
      --muted:#766d69;
      --paper:#fbf7f1;
      --paper-2:#f2e9df;
      --rose:#b65f67;
      --rose-dark:#91464e;
      --plum:#513c49;
      --line:#e6d9cf;
      --cream:#fffaf4;
      --shadow:0 18px 45px rgba(74,48,45,.10);
      --radius:22px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;color:var(--ink);background:var(--paper);
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
      line-height:1.75;-webkit-font-smoothing:antialiased;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    .container{width:min(1160px,calc(100% - 40px));margin:0 auto}
    .eyebrow{color:var(--rose);font-size:12px;letter-spacing:.22em;font-weight:700}
    .site-header{
      position:sticky;top:0;z-index:30;background:rgba(251,247,241,.94);
      border-bottom:1px solid rgba(230,217,207,.9);backdrop-filter:blur(12px)
    }
    .nav-wrap{height:78px;display:flex;align-items:center;gap:28px}
    .brand{display:flex;align-items:center;gap:11px;min-width:max-content;font-weight:800;letter-spacing:-.04em}
    .brand-mark{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;background:var(--rose);color:#fff;font-size:13px;box-shadow:0 6px 15px rgba(182,95,103,.25)}
    .brand-name{font-size:18px}
    .nav-links{display:flex;align-items:center;gap:24px;margin-left:auto}
    .nav-links a{position:relative;color:#675c59;font-size:14px;padding:8px 0;transition:color .2s ease}
    .nav-links a:hover,.nav-links a.active{color:var(--rose-dark)}
    .nav-links a.active::after{content:"";position:absolute;left:0;right:0;bottom:1px;height:2px;background:var(--rose);border-radius:4px}
    .nav-actions{display:flex;align-items:center;gap:10px;margin-left:10px}
    .btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 19px;border-radius:999px;border:1px solid transparent;font-weight:700;font-size:14px;transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease}
    .btn:hover{transform:translateY(-2px)}
    .btn-primary{background:var(--rose);color:#fff;box-shadow:0 8px 18px rgba(182,95,103,.22)}
    .btn-primary:hover{background:var(--rose-dark);box-shadow:0 11px 24px rgba(145,70,78,.25)}
    .btn-outline{border-color:#cdbab0;color:var(--plum);background:transparent}
    .btn-outline:hover{border-color:var(--rose);color:var(--rose-dark);background:#fff8f3}
    .menu-toggle{display:none;border:0;background:transparent;color:var(--plum);font-size:25px}
    .page-hero{padding:72px 0 64px;background:#f4e8df;border-bottom:1px solid var(--line)}
    .hero-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:70px;align-items:center}
    .page-hero h1{font-size:clamp(40px,5vw,68px);line-height:1.12;letter-spacing:-.065em;margin:14px 0 20px;max-width:680px}
    .page-hero h1 em{font-style:normal;color:var(--rose)}
    .lead{color:#675c59;font-size:17px;max-width:650px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
    .crumbs{display:flex;align-items:center;gap:9px;color:var(--muted);font-size:13px;margin-bottom:22px}
    .crumbs span:last-child{color:var(--rose-dark);font-weight:700}
    .cover-art{position:relative;min-height:330px;border-radius:26px;background:var(--plum);overflow:hidden;padding:30px;color:white;box-shadow:var(--shadow)}
    .cover-art:before{content:"";position:absolute;width:260px;height:260px;border:1px solid rgba(255,255,255,.2);border-radius:50%;right:-80px;top:-75px}
    .cover-art:after{content:"";position:absolute;width:180px;height:180px;border:1px solid rgba(232,166,162,.45);border-radius:50%;left:-75px;bottom:-80px}
    .cover-inner{position:relative;z-index:1;height:100%;min-height:270px;display:flex;flex-direction:column;justify-content:space-between}
    .cover-number{font-size:72px;line-height:1;color:#e8a6a2;font-weight:800;letter-spacing:-.08em}
    .cover-title{font-size:28px;line-height:1.3;margin:20px 0 5px}
    .cover-meta{color:#e5d5d1;font-size:13px}
    .section{padding:94px 0}
    .section-head{max-width:700px;margin-bottom:40px}
    .section-head h2{margin:10px 0 14px;font-size:clamp(28px,4vw,44px);line-height:1.22;letter-spacing:-.05em}
    .section-head p{margin:0;color:var(--muted);font-size:16px}
    .feature-layout{display:grid;grid-template-columns:1.18fr .82fr;gap:22px}
    .feature-card,.index-panel{border:1px solid var(--line);border-radius:var(--radius);background:var(--cream);overflow:hidden}
    .feature-card{display:grid;grid-template-columns:.88fr 1.12fr;min-height:365px}
    .feature-visual{background:#d5a6a1;position:relative;padding:28px;display:flex;align-items:flex-end}
    .feature-visual:before{content:"";position:absolute;inset:24px;border:1px solid rgba(81,60,73,.24);border-radius:18px}
    .feature-visual strong{position:relative;font-size:70px;line-height:1;color:var(--plum);letter-spacing:-.1em}
    .feature-content{padding:32px;display:flex;flex-direction:column;justify-content:space-between}
    .tag{display:inline-flex;width:max-content;padding:5px 10px;border-radius:999px;background:#f3ded9;color:var(--rose-dark);font-size:12px;font-weight:700}
    .feature-content h3{font-size:28px;line-height:1.3;margin:18px 0 10px}
    .feature-content p{color:var(--muted);font-size:14px;margin:0 0 22px}
    .index-panel{padding:27px}
    .index-panel h3{font-size:21px;margin:0 0 10px}
    .index-panel>p{font-size:14px;color:var(--muted);margin:0 0 18px}
    .index-list{border-top:1px solid var(--line)}
    .index-item{display:grid;grid-template-columns:38px 1fr auto;gap:12px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line);transition:padding .2s,color .2s}
    .index-item:hover{padding-left:7px;color:var(--rose-dark)}
    .index-item b{font-size:13px;color:var(--rose)}
    .index-item strong{font-size:15px}
    .index-item small{color:var(--muted);font-size:12px;white-space:nowrap}
    .reading-band{background:var(--plum);color:#fff}
    .reading-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:72px;align-items:start}
    .reading-band .section-head p{color:#dacbc8}
    .reading-steps{border-top:1px solid rgba(255,255,255,.2)}
    .step{display:grid;grid-template-columns:62px 1fr;gap:18px;padding:24px 0;border-bottom:1px solid rgba(255,255,255,.2)}
    .step-number{color:#e8a6a2;font-size:20px;font-weight:800}
    .step h3{font-size:19px;margin:0 0 5px}
    .step p{color:#dacbc8;font-size:14px;margin:0;max-width:560px}
    .topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .topic-card{background:#fffaf4;border:1px solid var(--line);border-radius:18px;padding:25px;min-height:190px;transition:transform .2s,box-shadow .2s,border-color .2s}
    .topic-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#d4a7a1}
    .topic-card .topic-index{font-size:13px;color:var(--rose);font-weight:800}
    .topic-card h3{font-size:20px;line-height:1.35;margin:20px 0 8px}
    .topic-card p{font-size:14px;color:var(--muted);margin:0}
    .quote-layout{display:grid;grid-template-columns:.7fr 1.3fr;gap:45px;align-items:start}
    .quote-layout h2{font-size:38px;line-height:1.2;letter-spacing:-.05em;margin:12px 0}
    .quote-list{display:grid;gap:16px}
    .quote{background:#f2dfdb;border-left:4px solid var(--rose);padding:24px 28px;border-radius:0 18px 18px 0}
    .quote p{font-size:17px;line-height:1.7;margin:0 0 12px}
    .quote small{color:var(--muted)}
    .faq-wrap{max-width:850px}
    .faq-item{border-top:1px solid var(--line)}
    .faq-item:last-child{border-bottom:1px solid var(--line)}
    .faq-question{width:100%;display:flex;justify-content:space-between;align-items:center;text-align:left;border:0;background:transparent;padding:21px 0;color:var(--ink);font-weight:700;font-size:16px}
    .faq-icon{width:27px;height:27px;border:1px solid #cdbab0;border-radius:50%;display:grid;place-items:center;color:var(--rose);transition:transform .2s}
    .faq-answer{display:none;color:var(--muted);font-size:14px;padding:0 44px 20px 0}
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .faq-icon{transform:rotate(45deg);background:#f3ded9}
    .cta{padding:72px 0;background:#eadbd7}
    .cta-box{display:flex;justify-content:space-between;align-items:center;gap:30px;background:var(--rose);color:#fff;border-radius:26px;padding:42px 48px;box-shadow:var(--shadow)}
    .cta-box h2{font-size:32px;line-height:1.25;margin:0 0 9px;letter-spacing:-.04em}
    .cta-box p{margin:0;color:#f8e5e1;max-width:620px}
    .cta-box .btn-outline{border-color:#f5c5c0;color:#fff}
    .cta-box .btn-outline:hover{background:#fff;color:var(--rose-dark)}
    .footer{background:#3e3038;color:#fff;padding:58px 0 24px}
    .footer-grid{display:grid;grid-template-columns:1.3fr .7fr .7fr;gap:50px;padding-bottom:42px}
    .footer .brand-name{color:#fff}
    .footer-copy{color:#cdbdbd;max-width:340px;font-size:14px;margin:18px 0 0}
    .footer h4{font-size:14px;margin:0 0 15px;color:#f2d9d4}
    .footer-grid>div>a:not(.brand){display:block;color:#cdbdbd;font-size:13px;margin:8px 0;transition:color .2s}
    .footer-grid>div>a:hover{color:#fff}
    .copyright{border-top:1px solid rgba(255,255,255,.14);padding-top:20px;display:flex;justify-content:space-between;gap:20px;color:#bbaaae;font-size:12px}
    :focus-visible{outline:3px solid rgba(182,95,103,.35);outline-offset:4px}
    @media(max-width:900px){
      .nav-links{gap:15px}.nav-actions{gap:7px}.btn{padding:0 14px}
      .hero-layout,.feature-layout,.reading-grid,.quote-layout{grid-template-columns:1fr;gap:35px}
      .page-hero{padding-top:52px}.cover-art{min-height:280px}
      .reading-grid{gap:12px}.topic-grid{grid-template-columns:1fr 1fr}
    }
    @media(max-width:700px){
      .container{width:min(100% - 30px,560px)}
      .nav-wrap{height:68px;gap:12px}.brand-name{font-size:16px}.nav-actions{margin-left:auto}
      .nav-actions .btn-outline{display:none}.nav-links{display:none;position:absolute;top:68px;left:0;right:0;margin:0;padding:15px 20px;background:var(--cream);border-bottom:1px solid var(--line);flex-direction:column;align-items:flex-start;gap:3px}
      .nav-links.show{display:flex}.nav-links a{width:100%;padding:10px 0}
      .menu-toggle{display:block;order:3}.nav-actions .btn-primary{min-height:38px;padding:0 13px;font-size:13px}
      .page-hero{padding:42px 0 45px}.page-hero h1{font-size:42px}.lead{font-size:16px}
      .hero-actions .btn{width:100%}.section{padding:68px 0}.section-head{margin-bottom:28px}
      .feature-card{grid-template-columns:1fr}.feature-visual{min-height:190px}.feature-content{padding:25px}
      .topic-grid{grid-template-columns:1fr}.topic-card{min-height:auto}
      .cta-box{display:block;padding:30px 25px}.cta-box h2{font-size:27px}.cta-box .hero-actions{margin-top:22px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:30px}.footer-grid>div:first-child{grid-column:1/-1}
      .copyright{display:block}.copyright span{display:block;margin-top:8px}
    }
    @media(max-width:420px){.brand-mark{width:29px;height:29px}.brand-name{font-size:15px}.page-hero h1{font-size:37px}.cover-title{font-size:24px}}
    @media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}