/* roulang page: index */
:root{
      --ink:#1c1b1a;
      --muted:#77716c;
      --paper:#f5f2ed;
      --panel:#fbfaf8;
      --line:#d9d2c9;
      --accent:#9f3f37;
      --accent-dark:#71302c;
      --gold:#b79a70;
      --soft:#ebe4dc;
      --radius:6px;
      --shadow:0 16px 35px rgba(38,29,21,.09);
      --max:1180px;
    }
    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--ink);
      background:var(--paper);
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;
      font-size:16px;
      line-height:1.75;
    }
    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(183,154,112,.75);outline-offset:3px}
    .container{width:min(calc(100% - 48px),var(--max));margin:0 auto}
    .site-header{
      position:relative;
      z-index:10;
      background:rgba(245,242,237,.94);
      border-bottom:1px solid var(--line);
    }
    .nav-shell{
      min-height:76px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:250px;
      font-weight:800;
      letter-spacing:0;
    }
    .brand-mark{
      width:34px;height:34px;
      display:grid;place-items:center;
      color:#fff;background:var(--accent);
      border-radius:50%;
      font-size:14px;
    }
    .brand-name{font-size:17px;white-space:nowrap}
    .nav-links{display:flex;align-items:center;gap:26px}
    .nav-links a{
      position:relative;
      color:var(--muted);
      font-size:14px;
      padding:24px 0 20px;
      transition:color .2s ease;
    }
    .nav-links a::after{
      content:"";position:absolute;left:0;right:0;bottom:13px;height:2px;
      background:var(--accent);transform:scaleX(0);transform-origin:left;
      transition:transform .2s ease;
    }
    .nav-links a:hover,.nav-links a.active{color:var(--ink)}
    .nav-links a:hover::after,.nav-links a.active::after{transform:scaleX(1)}
    .nav-tools{display:flex;align-items:center;gap:10px}
    .search-mini{
      width:180px;height:40px;
      border:1px solid var(--line);background:transparent;
      padding:0 13px;color:var(--ink);border-radius:4px;
    }
    .search-mini::placeholder{color:#9c958d}
    .menu-toggle{display:none;border:1px solid var(--line);background:transparent;padding:8px 11px;color:var(--ink)}
    .button{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      min-height:44px;padding:0 20px;border:1px solid var(--accent);
      border-radius:4px;background:var(--accent);color:#fff;font-weight:700;
      transition:background .2s ease,transform .2s ease,box-shadow .2s ease;
    }
    .button:hover{background:var(--accent-dark);color:#fff;transform:translateY(-2px);box-shadow:0 8px 18px rgba(113,48,44,.18)}
    .button:active{transform:translateY(0)}
    .button.secondary{background:transparent;color:var(--accent)}
    .button.secondary:hover{background:var(--accent);color:#fff}
    .button.small{min-height:38px;padding:0 14px;font-size:14px}
    .hero{
      padding:58px 0 72px;
      border-bottom:1px solid var(--line);
      background:#eee9e2;
    }
    .hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:stretch}
    .hero-copy{display:flex;flex-direction:column;justify-content:center;padding:20px 0}
    .eyebrow,.section-kicker{
      color:var(--accent);font-size:12px;font-weight:800;letter-spacing:2px;
      text-transform:uppercase;margin-bottom:18px;
    }
    h1,h2,h3,p{margin-top:0}
    h1{
      max-width:650px;margin-bottom:24px;
      font-size:clamp(38px,5vw,72px);line-height:1.12;font-weight:800;
    }
    .hero-copy p{max-width:570px;color:#5f5953;font-size:17px;margin-bottom:28px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px}
    .hero-meta{display:flex;gap:24px;margin-top:35px;padding-top:20px;border-top:1px solid var(--line)}
    .meta-item strong{display:block;font-size:24px;line-height:1.2}
    .meta-item span{font-size:13px;color:var(--muted)}
    .hero-stage{
      min-height:410px;position:relative;overflow:hidden;
      background:var(--ink);color:#fff;padding:30px;
      border-radius:var(--radius);box-shadow:var(--shadow);
    }
    .hero-stage::before{
      content:"";position:absolute;inset:20px;
      border:1px solid rgba(255,255,255,.22);pointer-events:none;
    }
    .stage-top{position:relative;display:flex;justify-content:space-between;color:#d7cfc5;font-size:12px;letter-spacing:1px}
    .stage-number{position:absolute;right:28px;bottom:23px;color:rgba(255,255,255,.16);font-size:140px;line-height:1;font-weight:800}
    .stage-content{position:absolute;left:58px;right:50px;bottom:58px}
    .stage-content h2{font-size:34px;line-height:1.2;margin-bottom:12px}
    .stage-content p{color:#c6beb7;font-size:14px;max-width:360px}
    .stage-line{height:3px;width:82px;background:var(--gold);margin:20px 0}
    section{padding:88px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:25px;margin-bottom:36px}
    .section-head h2{font-size:38px;line-height:1.2;margin-bottom:0}
    .section-head p{max-width:480px;color:var(--muted);margin-bottom:0}
    .service-band{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .service-item{padding:28px 24px 26px;border-right:1px solid var(--line);transition:background .2s ease}
    .service-item:last-child{border-right:0}
    .service-item:hover{background:#e9e1d8}
    .service-no{color:var(--accent);font-size:12px;font-weight:800}
    .service-item h3{font-size:20px;margin:18px 0 8px}
    .service-item p{color:var(--muted);font-size:14px;margin-bottom:0}
    .stats{background:var(--ink);color:#fff}
    .stats-grid{display:grid;grid-template-columns:repeat(4,1fr);border-left:1px solid rgba(255,255,255,.2)}
    .stat{padding:15px 28px;border-right:1px solid rgba(255,255,255,.2)}
    .stat strong{display:block;font-size:48px;line-height:1.1;color:#f1dfc8}
    .stat span{display:block;color:#bcb4ad;font-size:14px;margin-top:10px}
    .feature-layout{display:grid;grid-template-columns:1.3fr .7fr;gap:18px}
    .feature-main,.feature-side{position:relative;overflow:hidden;background:#d9d0c6;border-radius:var(--radius)}
    .feature-main{min-height:390px;padding:34px;background:linear-gradient(135deg,#cdc1b5 0%,#988b80 48%,#403a36 100%)}
    .feature-main::after{content:"";position:absolute;right:-30px;top:45px;width:220px;height:330px;border:1px solid rgba(255,255,255,.4);transform:rotate(17deg)}
    .feature-main h3{position:relative;z-index:1;max-width:360px;margin-top:180px;font-size:31px;color:#fff}
    .feature-main p{position:relative;z-index:1;color:#f1e9e1;max-width:390px;font-size:14px}
    .feature-side{display:flex;flex-direction:column;justify-content:space-between;padding:26px;background:#fffaf4;border:1px solid var(--line)}
    .feature-side + .feature-side{background:#403a36;color:#fff}
    .sample-stack{display:grid;gap:18px}
    .sample-card{display:grid;grid-template-columns:90px 1fr;gap:18px;padding-bottom:18px;border-bottom:1px solid var(--line)}
    .sample-thumb{aspect-ratio:1/1;background:#b9a99c;display:grid;place-items:center;color:#fff;font-size:12px}
    .sample-card h4{margin:4px 0 5px;font-size:17px}
    .sample-card p{font-size:13px;color:var(--muted);margin:0}
    .tag{display:inline-block;padding:3px 8px;background:var(--soft);color:var(--accent);font-size:11px;border-radius:3px}
    .paths{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .path{padding:30px;background:#fffaf4;border:1px solid var(--line);border-radius:var(--radius)}
    .path.recommended{border:2px solid var(--accent);position:relative}
    .recommend{position:absolute;right:18px;top:18px;color:var(--accent);font-size:11px;font-weight:800}
    .path h3{font-size:23px;margin:8px 0}
    .path p{color:var(--muted);font-size:14px}
    .path ul{list-style:none;margin:22px 0;padding:0;border-top:1px solid var(--line)}
    .path li{padding:11px 0;border-bottom:1px solid var(--line);font-size:14px}
    .path li::before{content:"＋";color:var(--accent);margin-right:8px}
    .faq-list{max-width:850px;margin:0 auto;border-top:1px solid var(--line)}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-button{width:100%;border:0;background:transparent;padding:21px 4px;text-align:left;display:flex;justify-content:space-between;gap:20px;font-weight:700;color:var(--ink)}
    .faq-button span:last-child{color:var(--accent);font-size:22px;line-height:1}
    .faq-answer{display:none;color:var(--muted);font-size:14px;margin:0 4px 21px;padding:0 4px 0 26px;line-height:1.8}
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .faq-button span:last-child{transform:rotate(45deg)}
    .contact-band{background:#e7ded4;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:70px;align-items:start}
    .contact-copy h2{font-size:40px;line-height:1.2;margin-bottom:18px}
    .contact-copy p{color:var(--muted);max-width:460px}
    .contact-notes{margin-top:30px;padding-top:20px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}
    .feedback-form{background:#fbfaf8;border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow)}
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .field{display:flex;flex-direction:column;gap:7px}
    .field.full{grid-column:1/-1}
    .field label{font-size:13px;font-weight:700}
    .field input,.field textarea,.field select{width:100%;border:1px solid var(--line);border-radius:4px;background:#fff;padding:10px 12px;color:var(--ink);min-height:44px}
    .field textarea{min-height:120px;resize:vertical}
    .field input:hover,.field textarea:hover,.field select:hover{border-color:#b7a99c}
    .consent{display:flex;align-items:flex-start;gap:9px;margin:18px 0;color:var(--muted);font-size:12px}
    .consent input{margin-top:5px;accent-color:var(--accent)}
    .form-status{min-height:22px;color:var(--accent);font-size:13px;margin-top:12px}
    .site-footer{background:#292522;color:#d8d0c8;padding:42px 0 24px}
    .footer-top{display:flex;justify-content:space-between;gap:30px;padding-bottom:30px;border-bottom:1px solid rgba(255,255,255,.16)}
    .footer-brand{font-weight:800;font-size:18px}
    .footer-brand small{display:block;margin-top:8px;color:#9f958d;font-size:12px;font-weight:400}
    .footer-links{display:flex;flex-wrap:wrap;gap:22px;color:#b8aea6;font-size:13px}
    .footer-links a:hover{color:#fff}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:20px;color:#948b84;font-size:12px}
    .notice{padding:14px 0;background:#1f1c1a;color:#cfc6bd;text-align:center;font-size:12px}
    @media (max-width:1024px){
      .container{width:min(calc(100% - 36px),var(--max))}
      .hero-grid{gap:30px}.service-band{grid-template-columns:repeat(2,1fr)}
      .service-item:nth-child(2){border-right:0}.service-item:nth-child(-n+2){border-bottom:1px solid var(--line)}
      .contact-grid{gap:35px}.nav-links{gap:16px}.search-mini{width:145px}
    }
    @media (max-width:768px){
      .nav-shell{min-height:66px}.brand{min-width:0}.brand-name{font-size:15px}.nav-tools{margin-left:auto}.search-mini{display:none}
      .menu-toggle{display:block}.nav-links{display:none;position:absolute;left:18px;right:18px;top:66px;padding:12px 18px;background:var(--panel);border:1px solid var(--line);box-shadow:var(--shadow);flex-direction:column;align-items:stretch;gap:0}
      .nav-links.is-open{display:flex}.nav-links a{padding:13px 0;border-bottom:1px solid var(--line)}.nav-links a:last-child{border-bottom:0}.nav-links a::after{bottom:0}
      .hero{padding:38px 0 48px}.hero-grid,.contact-grid{grid-template-columns:1fr}.hero-stage{min-height:330px}.hero-copy{padding:0}h1{font-size:clamp(36px,9vw,58px)}
      .section-head{display:block;margin-bottom:25px}.section-head h2,.contact-copy h2{font-size:31px;margin-bottom:12px}
      section{padding:62px 0}.stats-grid{grid-template-columns:repeat(2,1fr)}.stat{padding:20px}.stat strong{font-size:38px}.feature-layout{grid-template-columns:1fr}.feature-main{min-height:330px}.paths{grid-template-columns:1fr}
      .contact-grid{gap:28px}.footer-top,.footer-bottom{display:block}.footer-links{margin-top:22px}.footer-bottom span{display:block;margin-top:8px}
    }
    @media (max-width:520px){
      .container{width:calc(100% - 28px)}.brand-mark{width:30px;height:30px}.hero-actions .button{width:100%}.hero-meta{gap:13px;flex-wrap:wrap}.meta-item strong{font-size:20px}
      .service-band{grid-template-columns:1fr}.service-item,.service-item:nth-child(2){border-right:0;border-bottom:1px solid var(--line)}.service-item:last-child{border-bottom:0}
      .stats-grid{grid-template-columns:1fr 1fr}.stat{padding:16px 12px}.stat strong{font-size:32px}.hero-stage{padding:22px}.stage-content{left:38px;right:28px;bottom:38px}.stage-content h2{font-size:27px}.stage-number{font-size:105px}
      .sample-card{grid-template-columns:72px 1fr;gap:12px}.feedback-form{padding:20px}.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.footer-links{gap:12px 18px}
    }
    @media (prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important}}
  
  

/* roulang page: category1 */
:root{--ink:#1c1b1a;--muted:#77716c;--paper:#f5f2ed;--panel:#fbfaf8;--line:#d9d2c9;--accent:#9f3f37;--accent-dark:#71302c;--gold:#b79a70;--soft:#ebe4dc;--radius:6px;--shadow:0 16px 35px rgba(38,29,21,.09);--max:1180px}
    *{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font:16px/1.75 "PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}button,input,textarea{font:inherit}button{cursor:pointer}.container{width:min(calc(100% - 48px),var(--max));margin:0 auto}
    .site-header{position:relative;z-index:10;background:rgba(245,242,237,.96);border-bottom:1px solid var(--line)}.nav-shell{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:12px;min-width:250px;font-weight:800}.brand-mark{width:34px;height:34px;display:grid;place-items:center;color:#fff;background:var(--accent);border-radius:50%;font-size:14px}.brand-name{font-size:17px;white-space:nowrap}.nav-links{display:flex;align-items:center;gap:26px}.nav-links a{position:relative;color:var(--muted);font-size:14px;padding:24px 0 20px;transition:color .2s}.nav-links a:after{content:"";position:absolute;left:0;right:0;bottom:13px;height:2px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .2s}.nav-links a:hover,.nav-links a.active{color:var(--ink)}.nav-links a:hover:after,.nav-links a.active:after{transform:scaleX(1)}.nav-tools{display:flex;align-items:center;gap:10px}.search-mini{width:180px;height:40px;border:1px solid var(--line);background:transparent;padding:0 13px;color:var(--ink);border-radius:4px}.search-mini::placeholder{color:#9c958d}.menu-toggle{display:none;border:1px solid var(--line);background:transparent;padding:8px 11px;color:var(--ink)}
    .button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 20px;border:1px solid var(--accent);border-radius:4px;background:var(--accent);color:#fff;font-weight:700;transition:.2s}.button:hover{background:var(--accent-dark);color:#fff;transform:translateY(-2px);box-shadow:0 8px 18px rgba(113,48,44,.18)}.button:active{transform:translateY(0)}.button.secondary{background:transparent;color:var(--accent)}.button.secondary:hover{background:var(--accent);color:#fff}.button.small{min-height:38px;padding:0 14px;font-size:14px}.button:focus-visible,.nav-links a:focus-visible,input:focus-visible,textarea:focus-visible,.faq-button:focus-visible{outline:3px solid rgba(159,63,55,.3);outline-offset:3px}
    .page-hero{padding:68px 0 60px;background:#eee9e2;border-bottom:1px solid var(--line)}.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:58px;align-items:center}.eyebrow,.section-kicker{color:var(--accent);font-size:12px;font-weight:800;letter-spacing:2px;text-transform:uppercase;margin:0 0 16px}.page-hero h1{font-size:clamp(36px,5vw,68px);line-height:1.12;margin:0 0 20px;max-width:650px}.page-hero p{max-width:610px;color:#5f5953;font-size:17px;margin:0 0 28px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px}.hero-stage{min-height:360px;position:relative;overflow:hidden;background:var(--ink);color:#fff;padding:30px;border-radius:var(--radius);box-shadow:var(--shadow)}.hero-stage:before{content:"";position:absolute;inset:20px;border:1px solid rgba(255,255,255,.22)}.stage-top{position:relative;display:flex;justify-content:space-between;color:#d7cfc5;font-size:12px;letter-spacing:1px}.stage-content{position:absolute;left:58px;right:45px;bottom:55px}.stage-content h2{font-size:34px;line-height:1.2;margin:0 0 10px}.stage-content p{color:#c6beb7;font-size:14px;max-width:360px}.stage-line{height:3px;width:82px;background:var(--gold);margin:20px 0}.stage-number{position:absolute;right:25px;bottom:20px;color:rgba(255,255,255,.13);font-size:140px;line-height:1;font-weight:800}
    section{padding:82px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:25px;margin-bottom:34px}.section-head h2{font-size:38px;line-height:1.2;margin:0}.section-head p{max-width:480px;color:var(--muted);margin:0}.filter-bar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:16px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.filter-bar label{font-size:13px;color:var(--muted);margin-right:5px}.filter{border:1px solid var(--line);background:var(--panel);color:var(--muted);border-radius:4px;padding:8px 14px;transition:.2s}.filter:hover,.filter.active{border-color:var(--accent);color:var(--accent);background:#fff}.index-layout{display:grid;grid-template-columns:1.3fr .7fr;gap:18px;margin-top:28px}.index-main{background:#403a36;color:#fff;padding:34px;min-height:360px;border-radius:var(--radius);position:relative;overflow:hidden}.index-main:after{content:"01";position:absolute;right:25px;bottom:-25px;color:rgba(255,255,255,.08);font-size:180px;font-weight:800;line-height:1}.index-main>*{position:relative;z-index:1}.index-main h3{font-size:30px;line-height:1.25;max-width:420px;margin:90px 0 12px}.index-main p{color:#d5ccc4;max-width:440px;margin:0}.index-side{display:grid;gap:18px}.topic-row{display:grid;grid-template-columns:58px 1fr auto;gap:15px;align-items:center;background:var(--panel);border:1px solid var(--line);padding:22px;border-radius:var(--radius);transition:.2s}.topic-row:hover{background:#fff;transform:translateX(4px);box-shadow:var(--shadow)}.topic-num{color:var(--gold);font-size:22px;font-weight:800}.topic-row h3{font-size:18px;margin:0 0 3px}.topic-row p{margin:0;color:var(--muted);font-size:13px}.arrow{color:var(--accent);font-size:20px}.list-wrap{margin-top:38px;border-top:1px solid var(--line)}.content-row{display:grid;grid-template-columns:112px 1fr auto;gap:22px;align-items:center;padding:22px 0;border-bottom:1px solid var(--line)}.thumb{aspect-ratio:1.35;background:linear-gradient(135deg,#d4c7b9,#665b54);border-radius:4px;position:relative}.thumb:after{content:"";position:absolute;inset:12px;border:1px solid rgba(255,255,255,.55)}.content-row h3{font-size:20px;margin:0 0 5px}.content-row p{color:var(--muted);font-size:14px;margin:0}.tag{display:inline-block;padding:3px 8px;background:var(--soft);color:var(--accent);font-size:11px;border-radius:3px;margin-bottom:5px}.date{color:var(--muted);font-size:13px;white-space:nowrap}.empty-note{margin-top:25px;padding:20px;background:#eee9e2;border-left:3px solid var(--gold);color:var(--muted);font-size:14px}
    .steps{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.step{padding:29px 25px;border-right:1px solid var(--line)}.step:last-child{border-right:0}.step strong{color:var(--accent);font-size:13px}.step h3{font-size:21px;margin:14px 0 7px}.step p{color:var(--muted);font-size:14px;margin:0}.faq-list{max-width:850px;margin:0 auto;border-top:1px solid var(--line)}.faq-item{border-bottom:1px solid var(--line)}.faq-button{width:100%;border:0;background:transparent;text-align:left;padding:22px 8px;display:flex;justify-content:space-between;gap:20px;color:var(--ink);font-weight:700}.faq-answer{display:none;padding:0 45px 22px 8px;color:var(--muted);font-size:14px}.faq-item.open .faq-answer{display:block}.faq-item.open .faq-icon{transform:rotate(45deg)}.faq-icon{color:var(--accent);font-size:23px;transition:.2s}.feedback{background:#403a36;color:#fff}.feedback .section-kicker{color:#d5b88b}.feedback .section-head p{color:#d5ccc4}.feedback-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:55px;align-items:start}.feedback h2{font-size:42px;line-height:1.2;margin:0}.feedback-form{display:grid;grid-template-columns:1fr 1fr;gap:15px}.field.full{grid-column:1/-1}.field label{display:block;color:#d5ccc4;font-size:13px;margin-bottom:6px}.field input,.field textarea{width:100%;border:1px solid #70665f;background:#514944;color:#fff;border-radius:4px;padding:10px 12px}.field textarea{min-height:120px;resize:vertical}.consent{grid-column:1/-1;color:#c6beb7;font-size:12px}.site-footer{padding:35px 0 25px;background:#211f1d;color:#e8e0d8}.footer-top{display:flex;justify-content:space-between;gap:30px;padding-bottom:27px;border-bottom:1px solid #4b4540}.footer-brand{font-weight:800}.footer-brand small{display:block;color:#a9a098;font-weight:400;font-size:12px;margin-top:7px}.footer-links{display:flex;gap:20px;flex-wrap:wrap;color:#bdb4ab;font-size:13px}.footer-links a:hover{color:#fff}.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:18px;color:#918980;font-size:12px}
    @media(max-width:1024px){.nav-tools .search-mini{width:140px}.hero-grid{gap:30px}.index-layout{grid-template-columns:1fr}.index-side{grid-template-columns:1fr 1fr}.feedback-grid{gap:30px}}
    @media(max-width:768px){.container{width:min(calc(100% - 32px),var(--max))}.nav-shell{min-height:68px}.brand{min-width:0}.brand-name{font-size:15px}.nav-links{display:none;position:absolute;top:68px;left:16px;right:16px;padding:10px 18px;background:var(--panel);border:1px solid var(--line);box-shadow:var(--shadow);flex-direction:column;align-items:stretch;gap:0}.nav-links.is-open{display:flex}.nav-links a{padding:12px 0;border-bottom:1px solid var(--line)}.nav-links a:last-child{border-bottom:0}.nav-links a:after{bottom:4px}.nav-tools .search-mini{display:none}.menu-toggle{display:block}.page-hero{padding:48px 0}.hero-grid{grid-template-columns:1fr}.hero-stage{min-height:300px}.stage-content{left:38px;bottom:38px}.stage-content h2{font-size:28px}.page-hero h1{font-size:42px}section{padding:60px 0}.section-head{display:block}.section-head p{margin-top:15px}.steps{grid-template-columns:1fr}.step{border-right:0;border-bottom:1px solid var(--line)}.step:last-child{border-bottom:0}.feedback-grid{grid-template-columns:1fr}.feedback h2{font-size:34px}.footer-top,.footer-bottom{display:block}.footer-links{margin-top:20px}.footer-bottom span{display:block;margin-top:8px}}
    @media(max-width:520px){.hero-actions .button{width:100%}.page-hero h1{font-size:35px}.index-side{grid-template-columns:1fr}.content-row{grid-template-columns:78px 1fr}.content-row .button{grid-column:2;justify-self:start}.date{display:none}.feedback-form{grid-template-columns:1fr}.field.full,.consent{grid-column:auto}.hero-meta{gap:15px}.meta-item strong{font-size:20px}}
    @media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category2 */
:root{--ink:#1c1b1a;--muted:#77716c;--paper:#f5f2ed;--panel:#fbfaf8;--line:#d9d2c9;--accent:#9f3f37;--accent-dark:#71302c;--gold:#b79a70;--soft:#ebe4dc;--radius:6px;--shadow:0 16px 35px rgba(38,29,21,.09);--max:1180px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;font-size:16px;line-height:1.75}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}button,input,textarea,select{font:inherit}button{cursor:pointer}.container{width:min(calc(100% - 48px),var(--max));margin:0 auto}
.site-header{position:relative;z-index:10;background:rgba(245,242,237,.96);border-bottom:1px solid var(--line)}.nav-shell{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:12px;min-width:250px;font-weight:800}.brand-mark{width:34px;height:34px;display:grid;place-items:center;color:#fff;background:var(--accent);border-radius:50%;font-size:14px}.brand-name{font-size:17px;white-space:nowrap}.nav-links{display:flex;align-items:center;gap:26px}.nav-links a{position:relative;color:var(--muted);font-size:14px;padding:24px 0 20px;transition:color .2s ease}.nav-links a:after{content:"";position:absolute;left:0;right:0;bottom:13px;height:2px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .2s ease}.nav-links a:hover,.nav-links a.active{color:var(--ink)}.nav-links a:hover:after,.nav-links a.active:after{transform:scaleX(1)}.nav-tools{display:flex;align-items:center;gap:10px}.search-mini{width:180px;height:40px;border:1px solid var(--line);background:transparent;padding:0 13px;color:var(--ink);border-radius:4px}.search-mini::placeholder{color:#9c958d}.menu-toggle{display:none;border:1px solid var(--line);background:transparent;padding:8px 11px;color:var(--ink)}
.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 20px;border:1px solid var(--accent);border-radius:4px;background:var(--accent);color:#fff;font-weight:700;transition:background .2s ease,transform .2s ease,box-shadow .2s ease}.button:hover{background:var(--accent-dark);color:#fff;transform:translateY(-2px);box-shadow:0 8px 18px rgba(113,48,44,.18)}.button:active{transform:translateY(0)}.button.secondary{background:transparent;color:var(--accent)}.button.secondary:hover{background:var(--accent);color:#fff}.button.small{min-height:38px;padding:0 14px;font-size:14px}
.page-hero{padding:68px 0 72px;border-bottom:1px solid var(--line);background:#eee9e2}.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:58px;align-items:center}.eyebrow,.section-kicker{color:var(--accent);font-size:12px;font-weight:800;letter-spacing:2px;text-transform:uppercase;margin-bottom:17px}.page-hero h1{font-size:clamp(38px,5vw,68px);line-height:1.12;margin:0 0 20px;max-width:620px}.page-hero p{max-width:580px;color:#5f5953;font-size:17px;margin:0 0 28px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px}.hero-stage{min-height:390px;position:relative;overflow:hidden;background:var(--ink);color:#fff;padding:30px;border-radius:var(--radius);box-shadow:var(--shadow)}.hero-stage:before{content:"";position:absolute;inset:20px;border:1px solid rgba(255,255,255,.22)}.stage-top{position:relative;display:flex;justify-content:space-between;color:#d7cfc5;font-size:12px;letter-spacing:1px}.stage-content{position:absolute;left:58px;right:50px;bottom:54px}.stage-content h2{font-size:32px;line-height:1.2;margin:0 0 12px}.stage-content p{color:#c6beb7;font-size:14px;max-width:360px;margin:0}.stage-line{height:3px;width:82px;background:var(--gold);margin:20px 0}.stage-number{position:absolute;right:28px;bottom:20px;color:rgba(255,255,255,.15);font-size:132px;line-height:1;font-weight:800}
section{padding:84px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:25px;margin-bottom:34px}.section-head h2{font-size:38px;line-height:1.2;margin:0}.section-head p{max-width:480px;color:var(--muted);margin:0}.privacy-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:22px}.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:30px}.panel h3{margin:0 0 10px;font-size:22px}.panel p{color:var(--muted);font-size:14px}.setting-list{margin:22px 0 0;border-top:1px solid var(--line)}.setting-row{display:flex;justify-content:space-between;align-items:center;gap:18px;padding:17px 0;border-bottom:1px solid var(--line)}.setting-row strong{display:block;font-size:15px}.setting-row span{display:block;color:var(--muted);font-size:13px}.switch{position:relative;width:43px;height:24px;flex:0 0 auto}.switch input{opacity:0;width:0;height:0}.slider{position:absolute;inset:0;background:#c8c0b7;border-radius:20px;transition:.2s}.slider:before{content:"";position:absolute;width:18px;height:18px;left:3px;top:3px;background:white;border-radius:50%;transition:.2s}.switch input:checked+.slider{background:var(--accent)}.switch input:checked+.slider:before{transform:translateX(19px)}.privacy-note{background:var(--ink);color:#fff}.privacy-note p{color:#cbc3ba}.privacy-note .tag{background:#5b4d43;color:#f4e7d8}.tag{display:inline-block;padding:3px 8px;background:var(--soft);color:var(--accent);font-size:11px;border-radius:3px}.note-list{list-style:none;padding:0;margin:20px 0 0}.note-list li{padding:11px 0;border-bottom:1px solid rgba(255,255,255,.16);font-size:14px}.note-list li:before{content:"/";color:var(--gold);font-weight:800;margin-right:10px}
.index-band{background:#e7dfd6;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.index-grid{display:grid;grid-template-columns:repeat(3,1fr);border-left:1px solid var(--line)}.index-item{padding:25px 23px;border-right:1px solid var(--line)}.index-item b{display:block;color:var(--accent);font-size:12px;letter-spacing:1px;margin-bottom:13px}.index-item h3{margin:0 0 8px;font-size:19px}.index-item p{margin:0;color:var(--muted);font-size:14px}.workflow{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.step{padding:25px 20px;border-right:1px solid var(--line)}.step:last-child{border-right:0}.step-no{color:var(--accent);font-weight:800;font-size:13px}.step h3{font-size:18px;margin:13px 0 6px}.step p{color:var(--muted);font-size:14px;margin:0}.faq-list{max-width:850px;margin:0 auto;border-top:1px solid var(--line)}.faq-item{border-bottom:1px solid var(--line)}.faq-button{width:100%;display:flex;justify-content:space-between;gap:20px;text-align:left;border:0;background:transparent;padding:22px 0;color:var(--ink);font-weight:700}.faq-button:focus-visible,.button:focus-visible,.nav-links a:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid rgba(159,63,55,.3);outline-offset:3px}.faq-icon{color:var(--accent);font-size:24px;line-height:1}.faq-answer{display:none;padding:0 45px 21px 0;color:var(--muted);font-size:14px}.faq-item.open .faq-answer{display:block}.feedback{background:#e8e0d7}.feedback-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:55px}.feedback h2{font-size:40px;line-height:1.2;margin:0 0 15px}.feedback p{color:var(--muted)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}.field.full{grid-column:1/-1}.field label{display:block;font-size:13px;font-weight:700;margin-bottom:6px}.field input,.field textarea,.field select{width:100%;border:1px solid var(--line);background:var(--panel);border-radius:4px;padding:10px 12px;color:var(--ink)}.field textarea{min-height:118px;resize:vertical}.consent{display:flex;gap:9px;align-items:flex-start;color:var(--muted);font-size:12px;margin:15px 0}.consent input{margin-top:5px}.form-status{display:none;color:var(--accent);font-size:14px;margin-top:12px}.site-footer{background:var(--ink);color:#eee7df;padding:36px 0 20px}.footer-top{display:flex;justify-content:space-between;gap:25px;align-items:flex-start}.footer-brand{font-size:18px;font-weight:800}.footer-brand small{display:block;color:#aaa19a;font-size:12px;font-weight:400;margin-top:5px}.footer-links{display:flex;flex-wrap:wrap;gap:20px;color:#bdb4ac;font-size:13px}.footer-links a:hover{color:#fff}.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.16);margin-top:28px;padding-top:17px;color:#958c85;font-size:12px}
@media(max-width:1024px){.search-mini{width:145px}.hero-grid{gap:32px}.privacy-layout{grid-template-columns:1fr}.feedback-grid{gap:30px}}
@media(max-width:768px){.container{width:min(calc(100% - 34px),var(--max))}.nav-shell{min-height:68px}.brand{min-width:0}.brand-name{font-size:15px}.nav-tools{margin-left:auto}.search-mini{display:none}.menu-toggle{display:block}.nav-links{display:none;position:absolute;left:17px;right:17px;top:68px;flex-direction:column;align-items:stretch;gap:0;padding:8px 18px;background:var(--panel);border:1px solid var(--line);box-shadow:var(--shadow)}.nav-links.open{display:flex}.nav-links a{padding:13px 0}.nav-links a:after{bottom:7px}.page-hero{padding:48px 0 52px}.hero-grid{grid-template-columns:1fr}.hero-stage{min-height:330px}.stage-content{left:38px;right:30px;bottom:38px}.page-hero h1{font-size:42px}.section-head{display:block}.section-head h2{font-size:32px;margin-bottom:12px}.index-grid,.workflow{grid-template-columns:1fr 1fr}.index-item:nth-child(2){border-right:0}.index-item:nth-child(3){grid-column:1/-1;border-top:1px solid var(--line)}.step:nth-child(2){border-right:0}.step:nth-child(n+3){border-top:1px solid var(--line)}.feedback-grid{grid-template-columns:1fr}.footer-top,.footer-bottom{display:block}.footer-links{margin-top:22px}.footer-bottom span{display:block;margin-top:8px}}
@media(max-width:520px){section{padding:62px 0}.page-hero h1{font-size:36px}.hero-actions .button{width:100%}.hero-stage{min-height:300px;padding:22px}.stage-content{left:30px;right:24px}.stage-content h2{font-size:26px}.stage-number{font-size:100px}.panel{padding:22px}.index-grid,.workflow{display:block}.index-item,.step{border-right:0!important;border-top:1px solid var(--line)}.index-item:first-child,.step:first-child{border-top:0}.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.feedback h2{font-size:32px}.footer-links{gap:12px 18px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}