/* roulang page: index */
:root{
      --stage:#171018;
      --stage-soft:#1B111E;
      --amber:#D99A3D;
      --amber-deep:#C9842F;
      --wine:#7A2434;
      --cream:#F8F2E8;
      --cream-2:#FAF6EF;
      --ink:#332B33;
      --muted:#7A7074;
      --line:#E7DDD2;
      --shadow-warm:0 24px 60px rgba(61,35,25,.12);
      --shadow-card:0 16px 40px rgba(61,35,25,.10);
      --radius-lg:28px;
      --radius-md:22px;
      --radius-pill:999px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
      color:var(--ink);
      background:
        radial-gradient(circle at 12% 4%, rgba(217,154,61,.14), transparent 28rem),
        radial-gradient(circle at 88% 18%, rgba(122,36,52,.10), transparent 30rem),
        linear-gradient(180deg,var(--cream),var(--cream-2) 44%,#fffaf2);
      line-height:1.75;
      text-rendering:optimizeLegibility;
      -webkit-font-smoothing:antialiased;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    button{cursor:pointer}
    ::selection{background:rgba(217,154,61,.34);color:var(--stage)}
    .site-container{width:min(100% - 32px,1280px);margin-inline:auto}
    .nav-shell{
      position:fixed;
      top:18px;
      left:50%;
      transform:translateX(-50%);
      width:min(calc(100% - 28px),1180px);
      z-index:50;
      border:1px solid rgba(231,221,210,.62);
      background:rgba(248,242,232,.88);
      backdrop-filter:blur(18px);
      border-radius:var(--radius-pill);
      box-shadow:0 18px 50px rgba(27,17,30,.10);
    }
    .nav-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:10px 12px 10px 16px}
    .brand-mark{display:flex;align-items:center;gap:10px;min-width:max-content}
    .brand-seal{
      width:42px;height:42px;border-radius:16px;
      display:grid;place-items:center;
      background:linear-gradient(145deg,var(--stage),#2b172d);
      color:var(--amber);
      font-weight:900;
      box-shadow:inset 0 0 0 1px rgba(217,154,61,.34),0 10px 24px rgba(27,17,30,.18);
      position:relative;
    }
    .brand-seal:after{
      content:"";
      position:absolute;
      right:7px;bottom:7px;
      width:6px;height:6px;border-radius:50%;
      background:var(--amber);
    }
    .brand-title{font-weight:850;letter-spacing:.02em;color:var(--stage);line-height:1.1;font-size:16px}
    .brand-sub{font-size:12px;color:var(--wine);line-height:1.2;margin-top:2px}
    .nav-links{display:flex;align-items:center;gap:4px}
    .nav-link{
      position:relative;
      display:inline-flex;align-items:center;justify-content:center;
      min-height:40px;
      padding:0 16px;
      border-radius:var(--radius-pill);
      color:rgba(51,43,51,.82);
      font-weight:650;
      font-size:14px;
      transition:.25s ease;
    }
    .nav-link:hover{background:rgba(217,154,61,.14);color:var(--stage);transform:translateY(-1px)}
    .nav-link.active{background:var(--stage);color:var(--cream)}
    .nav-link.active:before{
      content:"";
      width:6px;height:6px;border-radius:50%;
      background:var(--amber);
      margin-right:7px;
    }
    .nav-cta{
      display:inline-flex;align-items:center;justify-content:center;
      min-height:42px;padding:0 18px;border-radius:var(--radius-pill);
      background:linear-gradient(135deg,var(--amber),#e6b266);
      color:var(--stage);
      font-size:14px;font-weight:800;
      box-shadow:0 12px 26px rgba(217,154,61,.24);
      transition:.25s ease;
      white-space:nowrap;
    }
    .nav-cta:hover{transform:translateY(-2px);background:linear-gradient(135deg,var(--amber-deep),var(--amber));box-shadow:0 18px 34px rgba(217,154,61,.32)}
    .mobile-toggle{display:none;width:44px;height:44px;border:0;border-radius:50%;background:var(--stage);color:var(--cream)}
    .mobile-panel{display:none}
    .hero{
      position:relative;
      min-height:100vh;
      padding:142px 0 84px;
      overflow:hidden;
      background:
        radial-gradient(circle at 26% 26%, rgba(217,154,61,.26), transparent 22rem),
        radial-gradient(circle at 78% 14%, rgba(122,36,52,.28), transparent 26rem),
        linear-gradient(135deg,#171018 0%,#211224 50%,#351620 100%);
      color:var(--cream);
    }
    .hero:before{
      content:"";
      position:absolute;inset:0;
      background-image:
        linear-gradient(120deg,rgba(248,242,232,.045) 0 1px,transparent 1px 84px),
        linear-gradient(90deg,rgba(217,154,61,.05),transparent 42%);
      opacity:.8;
      pointer-events:none;
    }
    .hero-grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}
    .eyebrow,.badge{
      display:inline-flex;align-items:center;gap:8px;
      border-radius:var(--radius-pill);
      border:1px solid rgba(217,154,61,.32);
      background:rgba(217,154,61,.12);
      color:#ffe2ad;
      padding:8px 14px;
      font-size:14px;
      font-weight:750;
    }
    .eyebrow:before,.badge:before{
      content:"";
      width:7px;height:7px;border-radius:50%;
      background:var(--amber);
      box-shadow:0 0 0 5px rgba(217,154,61,.13);
    }
    h1,h2,h3{margin:0;color:inherit;letter-spacing:.01em}
    .hero h1{
      margin-top:22px;
      font-size:clamp(38px,5.2vw,66px);
      line-height:1.13;
      font-weight:900;
      max-width:760px;
    }
    .hero-desc{
      margin-top:24px;
      max-width:720px;
      color:rgba(248,242,232,.82);
      font-size:18px;
      line-height:1.9;
    }
    .hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      min-height:48px;
      padding:0 24px;
      border-radius:var(--radius-pill);
      border:1px solid transparent;
      font-weight:800;
      transition:.25s ease;
      outline:none;
    }
    .btn-primary{background:linear-gradient(135deg,var(--amber),#e8ba72);color:var(--stage);box-shadow:var(--shadow-glow)}
    .btn-primary:hover{transform:translateY(-2px);background:linear-gradient(135deg,var(--amber-deep),var(--amber));box-shadow:0 18px 42px rgba(217,154,61,.34)}
    .btn-secondary{border-color:rgba(248,242,232,.42);color:var(--cream);background:rgba(248,242,232,.06)}
    .btn-secondary:hover{transform:translateY(-2px);background:var(--cream);color:var(--stage)}
    .btn-dark{background:var(--stage);color:var(--cream)}
    .btn-dark:hover{transform:translateY(-2px);background:#2a182d;box-shadow:0 16px 30px rgba(27,17,30,.18)}
    .btn-outline{border-color:rgba(27,17,30,.22);color:var(--stage);background:rgba(255,255,255,.36)}
    .btn-outline:hover{background:var(--stage);color:var(--cream);transform:translateY(-2px)}
    .btn:focus-visible,.nav-link:focus-visible,.nav-cta:focus-visible,input:focus,textarea:focus,select:focus,button:focus-visible{
      outline:3px solid rgba(217,154,61,.42);
      outline-offset:3px;
    }
    .proof-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:38px;max-width:720px}
    .proof-item{
      border:1px solid rgba(248,242,232,.13);
      background:rgba(248,242,232,.07);
      border-radius:22px;
      padding:16px;
    }
    .proof-item strong{display:block;color:#ffe2ad;font-size:16px}
    .proof-item span{display:block;color:rgba(248,242,232,.68);font-size:13px;margin-top:3px}
    .hero-visual{position:relative}
    .cover-card{
      position:relative;
      overflow:hidden;
      border-radius:34px 34px 14px 34px;
      border:1px solid rgba(248,242,232,.18);
      box-shadow:0 34px 80px rgba(0,0,0,.34);
      background:var(--stage);
      transform:rotate(1.2deg);
    }
    .cover-card img{width:100%;height:570px;object-fit:cover;opacity:.88;transition:.5s ease}
    .cover-card:hover img{transform:scale(1.04)}
    .cover-card:after{
      content:"";
      position:absolute;inset:0;
      background:linear-gradient(180deg,rgba(23,16,24,.04),rgba(23,16,24,.72));
    }
    .ticket-card{
      position:absolute;
      left:-22px;bottom:36px;
      width:min(310px,82%);
      border:1px solid rgba(248,242,232,.22);
      background:rgba(248,242,232,.92);
      color:var(--stage);
      border-radius:24px;
      padding:18px;
      box-shadow:var(--shadow-warm);
      z-index:2;
    }
    .ticket-card:before{
      content:"";
      position:absolute;left:18px;right:18px;top:52px;
      border-top:1px dashed rgba(122,36,52,.28);
    }
    .ticket-label{font-size:12px;color:var(--wine);font-weight:850;margin-bottom:18px}
    .ticket-title{font-size:18px;font-weight:900;line-height:1.35}
    .ticket-tags{display:flex;gap:7px;flex-wrap:wrap;margin-top:14px}
    .ticket-tags span,.tag{
      display:inline-flex;align-items:center;
      border-radius:var(--radius-pill);
      background:rgba(122,36,52,.08);
      color:var(--wine);
      padding:5px 10px;
      font-size:12px;
      font-weight:750;
    }
    .vertical-word{
      position:absolute;
      right:-34px;top:48px;
      writing-mode:vertical-rl;
      letter-spacing:.18em;
      color:rgba(248,242,232,.32);
      font-weight:850;
      font-size:12px;
    }
    .section{padding:96px 0}
    .section-tight{padding:70px 0}
    .section-title{font-size:clamp(28px,3.2vw,44px);line-height:1.22;font-weight:900;color:var(--stage)}
    .section-lead{margin-top:16px;color:var(--muted);font-size:17px;line-height:1.9;max-width:760px}
    .marquee{
      margin-top:-34px;
      position:relative;
      z-index:3;
    }
    .marquee-inner{
      border:1px solid var(--line);
      border-radius:28px;
      background:rgba(255,250,242,.86);
      box-shadow:var(--shadow-warm);
      padding:18px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      flex-wrap:wrap;
    }
    .marquee-title{font-weight:900;color:var(--stage)}
    .marquee-tags{display:flex;gap:10px;flex-wrap:wrap}
    .marquee-tags span{
      display:inline-flex;
      border-radius:var(--radius-pill);
      padding:8px 13px;
      background:var(--cream);
      border:1px solid rgba(231,221,210,.9);
      color:var(--ink);
      font-weight:700;
      font-size:14px;
    }
    .intro-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:34px;align-items:start}
    .side-note{
      position:sticky;top:110px;
      border-radius:var(--radius-lg);
      background:var(--stage);
      color:var(--cream);
      padding:30px;
      overflow:hidden;
    }
    .side-note:after{
      content:"";
      position:absolute;right:-70px;bottom:-80px;
      width:220px;height:220px;border-radius:50%;
      background:rgba(217,154,61,.16);
    }
    .side-note p{color:rgba(248,242,232,.78);margin:14px 0 0}
    .feature-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:22px}
    .feature-card{
      position:relative;
      min-height:230px;
      padding:26px;
      border-radius:var(--radius-lg);
      border:1px solid rgba(122,36,52,.12);
      background:rgba(255,250,242,.78);
      box-shadow:0 10px 32px rgba(61,35,25,.07);
      transition:.28s ease;
      overflow:hidden;
    }
    .feature-card:hover,.case-card:hover,.plan-card:hover,.scenario-card:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow-warm);
      border-color:rgba(217,154,61,.45);
    }
    .feature-card.large{grid-row:span 2;background:linear-gradient(145deg,#fffaf2,#f2e6d7)}
    .feature-card.dark{background:linear-gradient(145deg,var(--stage),#2b1523);color:var(--cream);border-color:rgba(248,242,232,.14)}
    .icon-box{
      width:48px;height:48px;border-radius:18px;
      display:grid;place-items:center;
      background:rgba(217,154,61,.14);
      color:var(--wine);
      font-size:24px;
      margin-bottom:18px;
    }
    .feature-card.dark .icon-box{background:rgba(217,154,61,.20);color:#ffd992}
    .feature-card h3{font-size:23px;font-weight:900;color:inherit}
    .feature-card p{margin:10px 0 0;color:var(--muted)}
    .feature-card.dark p{color:rgba(248,242,232,.76)}
    .category-entry{
      display:grid;
      grid-template-columns:1fr .72fr;
      gap:28px;
      align-items:center;
      border-radius:34px;
      border:1px solid rgba(122,36,52,.13);
      background:linear-gradient(135deg,#fffaf2,var(--cream));
      box-shadow:var(--shadow-warm);
      padding:28px;
      overflow:hidden;
    }
    .category-image{position:relative;border-radius:28px;overflow:hidden;min-height:330px}
    .category-image img{height:100%;width:100%;object-fit:cover;transition:.5s ease}
    .category-image:after{
      content:"";
      position:absolute;inset:0;
      background:linear-gradient(180deg,transparent,rgba(23,16,24,.46));
    }
    .category-entry:hover img{transform:scale(1.04)}
    .category-list{display:grid;gap:13px;margin-top:22px}
    .category-list li{
      list-style:none;
      display:flex;gap:12px;align-items:flex-start;
      padding:13px 0;
      border-bottom:1px dashed rgba(122,36,52,.16);
      color:var(--muted);
    }
    .category-list li:before{
      content:"壹";
      flex:0 0 28px;width:28px;height:28px;border-radius:50%;
      display:grid;place-items:center;
      background:rgba(217,154,61,.16);
      color:var(--wine);
      font-size:13px;font-weight:900;
    }
    .scenario-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:22px;margin-top:36px}
    .scenario-card{
      border-radius:var(--radius-lg);
      border:1px solid rgba(122,36,52,.12);
      background:rgba(255,250,242,.78);
      padding:24px;
      box-shadow:0 10px 30px rgba(61,35,25,.06);
      transition:.28s ease;
    }
    .scenario-card:nth-child(1){grid-column:span 5}
    .scenario-card:nth-child(2){grid-column:span 7}
    .scenario-card:nth-child(3){grid-column:span 7}
    .scenario-card:nth-child(4){grid-column:span 5;background:linear-gradient(145deg,#241427,var(--stage));color:var(--cream)}
    .scenario-card h3{font-size:22px;font-weight:900}
    .scenario-card p{color:var(--muted);margin-top:10px}
    .scenario-card:nth-child(4) p{color:rgba(248,242,232,.72)}
    .case-section{
      background:
        linear-gradient(180deg,rgba(23,16,24,.96),rgba(32,18,35,.98)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      color:var(--cream);
      position:relative;
      overflow:hidden;
    }
    .case-section:before{
      content:"";
      position:absolute;inset:0;
      background:radial-gradient(circle at 18% 20%,rgba(217,154,61,.24),transparent 24rem);
      pointer-events:none;
    }
    .case-section .site-container{position:relative}
    .case-section .section-title{color:var(--cream)}
    .case-section .section-lead{color:rgba(248,242,232,.72)}
    .case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:38px;align-items:start}
    .case-card{
      border-radius:28px;
      border:1px solid rgba(248,242,232,.14);
      background:rgba(248,242,232,.07);
      overflow:hidden;
      transition:.28s ease;
    }
    .case-card.tall{margin-top:34px}
    .case-img{position:relative;overflow:hidden}
    .case-img img{width:100%;height:240px;object-fit:cover;transition:.5s ease}
    .case-card.tall .case-img img{height:320px}
    .case-card:hover img{transform:scale(1.05)}
    .case-body{padding:22px}
    .case-body h3{font-size:21px;font-weight:900}
    .case-body p{margin-top:9px;color:rgba(248,242,232,.72)}
    .case-result{margin-top:16px;color:#ffd992;font-weight:800;font-size:14px}
    .plans{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:38px;align-items:stretch}
    .plan-card{
      position:relative;
      border-radius:var(--radius-lg);
      border:1px solid rgba(122,36,52,.13);
      background:rgba(255,250,242,.82);
      padding:28px;
      box-shadow:0 12px 34px rgba(61,35,25,.07);
      transition:.28s ease;
    }
    .plan-card.recommend{
      background:linear-gradient(160deg,#fff9ee,#f4e4d0);
      border:2px solid rgba(217,154,61,.56);
      transform:translateY(-12px);
    }
    .plan-card.recommend:hover{transform:translateY(-16px)}
    .plan-card h3{font-size:24px;font-weight:900;color:var(--stage)}
    .plan-card p{color:var(--muted);margin-top:10px}
    .plan-list{display:grid;gap:10px;margin:20px 0 24px;padding:0}
    .plan-list li{list-style:none;display:flex;gap:10px;color:var(--ink)}
    .plan-list li:before{content:"•";color:var(--amber);font-weight:900;font-size:22px;line-height:1}
    .process-wrap{
      border-radius:34px;
      background:linear-gradient(135deg,var(--stage),#2b1523);
      color:var(--cream);
      padding:34px;
      overflow:hidden;
      position:relative;
    }
    .process-wrap:after{
      content:"";
      position:absolute;right:-90px;top:-90px;
      width:260px;height:260px;border-radius:50%;
      background:rgba(217,154,61,.12);
    }
    .process-grid{position:relative;display:grid;grid-template-columns:repeat(5,1fr);gap:16px;margin-top:32px}
    .step{
      border:1px solid rgba(248,242,232,.14);
      background:rgba(248,242,232,.06);
      border-radius:24px;
      padding:20px;
    }
    .step-num{color:var(--amber);font-size:28px;font-weight:950;line-height:1}
    .step h3{font-size:18px;font-weight:900;margin-top:14px}
    .step p{color:rgba(248,242,232,.68);font-size:14px;margin-top:8px}
    .faq-grid{display:grid;grid-template-columns:.78fr 1.22fr;gap:32px;align-items:start}
    .faq-list{display:grid;gap:14px}
    .faq-item{
      border-radius:24px;
      border:1px solid rgba(122,36,52,.12);
      background:rgba(255,250,242,.84);
      padding:22px 24px;
      box-shadow:0 8px 26px rgba(61,35,25,.05);
      transition:.25s ease;
    }
    .faq-item:hover{border-color:rgba(217,154,61,.38);transform:translateY(-2px)}
    .faq-item h3{font-size:18px;color:var(--stage);font-weight:900;display:flex;gap:10px;align-items:flex-start}
    .faq-item h3:before{content:"";width:4px;height:22px;border-radius:9px;background:var(--amber);margin-top:3px;flex:0 0 auto}
    .faq-item p{color:var(--muted);margin:10px 0 0;padding-left:14px}
    .contact{
      background:
        radial-gradient(circle at 14% 18%,rgba(217,154,61,.20),transparent 24rem),
        linear-gradient(135deg,#171018,#2b1523);
      color:var(--cream);
      border-radius:42px;
      padding:44px;
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:34px;
      align-items:center;
      overflow:hidden;
      position:relative;
    }
    .contact:after{
      content:"";
      position:absolute;right:42%;top:0;bottom:0;
      border-left:1px dashed rgba(248,242,232,.16);
    }
    .contact h2{font-size:clamp(30px,3.4vw,46px);font-weight:900;line-height:1.2}
    .contact p{color:rgba(248,242,232,.75);margin-top:16px}
    .promise-list{display:grid;gap:12px;margin-top:24px}
    .promise-list span{display:flex;gap:10px;color:#ffe2ad;font-weight:750}
    .promise-list span:before{content:"✦";color:var(--amber)}
    .form-card{
      position:relative;
      z-index:1;
      border:1px solid rgba(248,242,232,.18);
      background:rgba(248,242,232,.94);
      color:var(--stage);
      border-radius:30px;
      padding:28px;
      box-shadow:0 28px 70px rgba(0,0,0,.22);
    }
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .field{display:grid;gap:7px}
    .field.full{grid-column:1/-1}
    .field label{font-size:13px;font-weight:850;color:var(--wine)}
    .field input,.field textarea,.field select{
      width:100%;
      border:1px solid rgba(122,36,52,.16);
      background:#fffaf2;
      border-radius:16px;
      padding:13px 14px;
      color:var(--ink);
      outline:none;
      transition:.2s ease;
    }
    .field input:focus,.field textarea:focus,.field select:focus{border-color:rgba(217,154,61,.72);box-shadow:0 0 0 4px rgba(217,154,61,.14)}
    .field textarea{min-height:116px;resize:vertical}
    .footer{
      margin-top:96px;
      background:var(--stage);
      color:var(--cream);
      padding:54px 0 28px;
      position:relative;
    }
    .footer:before{
      content:"";
      position:absolute;left:0;right:0;top:0;height:3px;
      background:linear-gradient(90deg,transparent,var(--amber),var(--wine),transparent);
    }
    .footer-grid{display:grid;grid-template-columns:1.1fr .7fr .7fr;gap:34px}
    .footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:14px}
    .footer p{color:rgba(248,242,232,.68);margin:0}
    .footer h3{font-size:16px;font-weight:900;margin-bottom:14px;color:#ffe2ad}
    .footer-links{display:grid;gap:10px}
    .footer-links a{color:rgba(248,242,232,.72);transition:.22s ease}
    .footer-links a:hover{color:var(--amber);padding-left:4px}
    .copyright{
      margin-top:36px;
      padding-top:22px;
      border-top:1px solid rgba(248,242,232,.12);
      color:rgba(248,242,232,.54);
      font-size:14px;
      display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
    }
    @media (max-width:1024px){
      .nav-links,.nav-cta{display:none}
      .mobile-toggle{display:grid;place-items:center}
      .nav-shell{border-radius:28px}
      .mobile-panel{
        display:none;
        padding:0 14px 14px;
      }
      .nav-shell.open .mobile-panel{display:grid;gap:8px}
      .mobile-panel a{
        min-height:44px;
        display:flex;align-items:center;
        border-radius:16px;
        padding:0 14px;
        font-weight:750;
        color:var(--stage);
        background:rgba(255,250,242,.62);
      }
      .mobile-panel a.active{background:var(--stage);color:var(--cream)}
      .hero-grid,.intro-grid,.category-entry,.faq-grid,.contact{grid-template-columns:1fr}
      .cover-card img{height:460px}
      .feature-grid{grid-template-columns:1fr}
      .feature-card.large{grid-row:auto}
      .scenario-card:nth-child(n){grid-column:span 6}
      .case-grid,.plans{grid-template-columns:1fr 1fr}
      .plan-card.recommend{transform:none}
      .process-grid{grid-template-columns:1fr 1fr}
      .contact:after{display:none}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:768px){
      .site-container{width:min(100% - 24px,1280px)}
      .hero{padding-top:126px;padding-bottom:58px;min-height:auto}
      .hero h1{font-size:39px}
      .hero-desc{font-size:16px}
      .proof-strip{grid-template-columns:1fr}
      .cover-card{transform:none}
      .cover-card img{height:360px}
      .ticket-card{left:14px;bottom:14px}
      .vertical-word{display:none}
      .section{padding:64px 0}
      .section-tight{padding:48px 0}
      .marquee{margin-top:-22px}
      .marquee-inner{align-items:flex-start}
      .scenario-card:nth-child(n){grid-column:span 12}
      .case-grid,.plans,.process-grid,.footer-grid{grid-template-columns:1fr}
      .case-card.tall{margin-top:0}
      .category-image{min-height:240px}
      .contact{padding:28px;border-radius:30px}
      .form-grid{grid-template-columns:1fr}
    }
    @media (max-width:520px){
      .brand-title{font-size:15px}
      .brand-sub{font-size:11px}
      .brand-seal{width:38px;height:38px;border-radius:14px}
      .nav-inner{padding:9px 10px 9px 12px}
      .hero-actions .btn{width:100%}
      .hero h1{font-size:34px}
      .section-title{font-size:28px}
      .feature-card,.scenario-card,.plan-card,.faq-item{padding:20px}
      .process-wrap{padding:24px}
      .copyright{display:block}
      .copyright span{display:block;margin-top:8px}
    }

/* roulang page: category1 */
:root{
      --stage:#171018;
      --stage-soft:#1B111E;
      --amber:#D99A3D;
      --amber-dark:#C9842F;
      --wine:#7A2434;
      --cream:#F8F2E8;
      --cream-2:#FAF6EF;
      --ink:#332B33;
      --muted:#7A7074;
      --line:#E7DDD2;
      --shadow-warm:0 24px 60px rgba(61,35,25,.12);
      --shadow-strong:0 30px 80px rgba(61,35,25,.18);
      --radius-lg:28px;
      --radius-md:20px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
      color:var(--ink);
      background:
        radial-gradient(circle at 12% 3%, rgba(217,154,61,.16), transparent 28%),
        radial-gradient(circle at 88% 20%, rgba(122,36,52,.11), transparent 26%),
        linear-gradient(180deg,var(--cream-2),var(--cream));
      line-height:1.75;
      text-rendering:optimizeLegibility;
      -webkit-font-smoothing:antialiased;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    button{cursor:pointer}
    ::selection{background:rgba(217,154,61,.32);color:var(--stage)}
    .site-container{width:min(1180px,calc(100% - 40px));margin:0 auto}
    .section{padding:88px 0}
    .section-tight{padding:64px 0}
    .eyebrow{
      display:inline-flex;align-items:center;gap:9px;
      padding:8px 14px;border-radius:999px;
      color:var(--wine);background:rgba(217,154,61,.13);
      border:1px solid rgba(217,154,61,.28);
      font-size:14px;font-weight:700;
    }
    .eyebrow:before{
      content:"";width:8px;height:8px;border-radius:999px;background:var(--amber);
      box-shadow:0 0 0 6px rgba(217,154,61,.12);
    }
    .section-title{
      margin:14px 0 0;
      font-size:clamp(28px,4vw,42px);
      line-height:1.22;
      letter-spacing:.01em;
      color:var(--stage);
      font-weight:900;
    }
    .section-desc{
      margin:18px 0 0;
      color:var(--muted);
      font-size:17px;
      max-width:740px;
    }
    .header{
      position:fixed;
      top:18px;left:0;right:0;
      z-index:50;
      pointer-events:none;
    }
    .nav-shell{
      pointer-events:auto;
      width:min(1180px,calc(100% - 32px));
      margin:0 auto;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      padding:10px 12px 10px 14px;
      border-radius:999px;
      background:rgba(248,242,232,.88);
      border:1px solid rgba(231,221,210,.86);
      box-shadow:0 18px 52px rgba(43,28,28,.13);
      backdrop-filter:blur(16px);
    }
    .brand{
      display:flex;align-items:center;gap:11px;min-width:max-content;
    }
    .brand-seal{
      width:42px;height:42px;border-radius:16px;
      display:inline-flex;align-items:center;justify-content:center;
      background:linear-gradient(145deg,var(--stage),#2A1528);
      color:var(--amber);
      font-weight:950;
      border:1px solid rgba(217,154,61,.38);
      box-shadow:inset 0 0 0 1px rgba(248,242,232,.08),0 12px 26px rgba(23,16,24,.18);
    }
    .brand-title{font-weight:950;line-height:1.1;color:var(--stage);font-size:16px}
    .brand-sub{font-size:12px;line-height:1.2;color:var(--wine);font-weight:700}
    .nav-links{display:flex;align-items:center;gap:6px}
    .nav-link{
      position:relative;
      display:inline-flex;align-items:center;
      min-height:42px;
      padding:0 16px;
      border-radius:999px;
      font-size:14px;
      color:#4A3E45;
      font-weight:700;
      transition:background .22s ease,color .22s ease,transform .22s ease;
    }
    .nav-link:hover{background:rgba(217,154,61,.15);color:var(--stage);transform:translateY(-1px)}
    .nav-link.active{
      background:var(--stage);
      color:var(--cream);
      box-shadow:inset 0 0 0 1px rgba(217,154,61,.26);
    }
    .nav-link.active:after{
      content:"";position:absolute;left:50%;bottom:5px;transform:translateX(-50%);
      width:5px;height:5px;border-radius:999px;background:var(--amber);
    }
    .nav-cta{
      min-height:42px;
      display:inline-flex;align-items:center;justify-content:center;
      border-radius:999px;
      padding:0 18px;
      color:var(--stage);
      background:linear-gradient(135deg,var(--amber),#E7B668);
      font-weight:850;
      font-size:14px;
      box-shadow:0 12px 26px rgba(217,154,61,.23);
      transition:transform .22s ease,box-shadow .22s ease,background .22s ease;
    }
    .nav-cta:hover{transform:translateY(-2px);box-shadow:0 18px 36px rgba(217,154,61,.32);background:linear-gradient(135deg,#E0A44C,var(--amber-dark))}
    .menu-toggle{
      display:none;width:44px;height:44px;border:0;border-radius:999px;
      background:var(--stage);color:var(--cream);
      align-items:center;justify-content:center;
    }
    .menu-toggle span,.menu-toggle span:before,.menu-toggle span:after{
      display:block;width:18px;height:2px;border-radius:2px;background:currentColor;position:relative;transition:.2s ease;
    }
    .menu-toggle span:before,.menu-toggle span:after{content:"";position:absolute;left:0}
    .menu-toggle span:before{top:-6px}.menu-toggle span:after{top:6px}
    .mobile-panel{
      display:none;
      pointer-events:auto;
      width:min(1180px,calc(100% - 32px));
      margin:10px auto 0;
      padding:14px;
      border-radius:24px;
      background:rgba(248,242,232,.96);
      border:1px solid var(--line);
      box-shadow:var(--shadow-warm);
      backdrop-filter:blur(16px);
    }
    .mobile-panel a{
      display:flex;min-height:46px;align-items:center;
      padding:0 14px;border-radius:16px;font-weight:800;color:var(--stage);
    }
    .mobile-panel a:hover,.mobile-panel a.active{background:rgba(217,154,61,.16)}
    .mobile-panel.open{display:block}
    .inner-hero{
      position:relative;
      padding:138px 0 72px;
      overflow:hidden;
      background:
        linear-gradient(120deg,rgba(23,16,24,.88),rgba(27,17,30,.65)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      color:var(--cream);
      border-bottom-left-radius:38px;
      border-bottom-right-radius:38px;
    }
    .inner-hero:before{
      content:"";position:absolute;inset:0;
      background:
        radial-gradient(circle at 22% 20%,rgba(217,154,61,.28),transparent 28%),
        repeating-linear-gradient(115deg,rgba(248,242,232,.05) 0 1px,transparent 1px 16px);
      pointer-events:none;
    }
    .inner-hero .site-container{position:relative;z-index:1}
    .breadcrumb{
      display:flex;align-items:center;gap:10px;flex-wrap:wrap;
      color:rgba(248,242,232,.78);
      font-size:14px;
      margin-bottom:18px;
    }
    .breadcrumb a{color:var(--amber);font-weight:750}
    .hero-grid{
      display:grid;
      grid-template-columns:minmax(0,1.1fr) minmax(320px,.9fr);
      gap:44px;
      align-items:end;
    }
    h1{
      margin:16px 0 0;
      font-size:clamp(34px,5.2vw,58px);
      line-height:1.14;
      letter-spacing:.01em;
      font-weight:950;
      max-width:760px;
    }
    .hero-lead{
      margin:22px 0 0;
      color:rgba(248,242,232,.82);
      font-size:18px;
      max-width:760px;
    }
    .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:9px;
      min-height:48px;
      padding:0 22px;
      border-radius:999px;
      border:1px solid transparent;
      font-weight:850;
      transition:transform .22s ease,box-shadow .22s ease,background .22s ease,border-color .22s ease,color .22s ease;
    }
    .btn:focus-visible,.nav-link:focus-visible,.nav-cta:focus-visible,.menu-toggle:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{
      outline:3px solid rgba(217,154,61,.34);
      outline-offset:3px;
    }
    .btn-primary{
      background:linear-gradient(135deg,var(--amber),#E9BB70);
      color:var(--stage);
      box-shadow:0 18px 40px rgba(217,154,61,.25);
    }
    .btn-primary:hover{transform:translateY(-2px);background:linear-gradient(135deg,#E1A64D,var(--amber-dark));box-shadow:0 24px 52px rgba(217,154,61,.35)}
    .btn-secondary{
      background:rgba(248,242,232,.08);
      color:var(--cream);
      border-color:rgba(248,242,232,.38);
    }
    .btn-secondary:hover{transform:translateY(-2px);background:var(--cream);color:var(--stage)}
    .hero-card{
      border-radius:var(--radius-lg);
      border:1px solid rgba(248,242,232,.18);
      background:rgba(248,242,232,.08);
      padding:18px;
      box-shadow:0 30px 90px rgba(0,0,0,.28);
      backdrop-filter:blur(8px);
    }
    .hero-card img{
      width:100%;
      aspect-ratio:4/3;
      object-fit:cover;
      border-radius:22px;
      border:1px solid rgba(248,242,232,.14);
    }
    .hero-note{
      margin-top:16px;
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:12px;
    }
    .mini-stat{
      padding:14px;
      border-radius:20px;
      background:rgba(23,16,24,.58);
      border:1px solid rgba(217,154,61,.22);
    }
    .mini-stat strong{display:block;color:var(--amber);font-size:20px;line-height:1.1}
    .mini-stat span{display:block;margin-top:6px;color:rgba(248,242,232,.76);font-size:13px}
    .tag-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
    .pill{
      display:inline-flex;align-items:center;justify-content:center;
      padding:9px 14px;border-radius:999px;
      background:rgba(255,255,255,.58);
      color:var(--wine);
      border:1px solid rgba(122,36,52,.14);
      font-size:14px;font-weight:800;
      transition:transform .22s ease,border-color .22s ease,background .22s ease;
    }
    .pill:hover{transform:translateY(-2px);border-color:rgba(217,154,61,.45);background:rgba(217,154,61,.14)}
    .intro-grid{
      display:grid;
      grid-template-columns:.82fr 1.18fr;
      gap:32px;
      align-items:start;
    }
    .aside-card,.content-card,.service-card,.process-card,.faq-item,.contact-card{
      border-radius:var(--radius-lg);
      border:1px solid rgba(122,36,52,.12);
      background:rgba(255,255,255,.62);
      box-shadow:var(--shadow-warm);
    }
    .aside-card{padding:28px;position:sticky;top:112px}
    .aside-card .line{
      height:1px;background:linear-gradient(90deg,var(--amber),transparent);
      margin:22px 0;
    }
    .aside-list{display:grid;gap:14px;margin-top:20px}
    .aside-list li{
      list-style:none;
      display:flex;gap:12px;align-items:flex-start;
      color:var(--muted);
    }
    .aside-list li:before{
      content:"";width:10px;height:10px;border-radius:999px;background:var(--amber);
      margin-top:10px;flex:0 0 auto;
      box-shadow:0 0 0 6px rgba(217,154,61,.12);
    }
    .resource-matrix{
      display:grid;
      grid-template-columns:repeat(6,1fr);
      gap:18px;
    }
    .service-card{
      padding:24px;
      min-height:230px;
      transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease,background .22s ease;
      position:relative;
      overflow:hidden;
    }
    .service-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-strong);border-color:rgba(217,154,61,.38);background:rgba(255,255,255,.78)}
    .service-card:after{
      content:"";position:absolute;right:-36px;bottom:-36px;
      width:112px;height:112px;border-radius:999px;
      background:rgba(217,154,61,.12);
    }
    .service-card.large{grid-column:span 3}
    .service-card.small{grid-column:span 2}
    .icon-mark{
      width:48px;height:48px;border-radius:18px;
      display:flex;align-items:center;justify-content:center;
      background:linear-gradient(145deg,rgba(217,154,61,.2),rgba(122,36,52,.08));
      border:1px solid rgba(217,154,61,.24);
      color:var(--wine);
      font-size:22px;
      margin-bottom:18px;
    }
    .service-card h3,.scenario-text h3,.process-card h3,.faq-item h3,.contact-card h3{margin:0;color:var(--stage);font-weight:900;line-height:1.32}
    .service-card h3{font-size:22px}
    .service-card p,.scenario-text p,.process-card p,.faq-item p{margin:12px 0 0;color:var(--muted)}
    .scenario-wrap{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:22px;
      align-items:stretch;
    }
    .scenario-image{
      position:relative;
      min-height:520px;
      border-radius:34px;
      overflow:hidden;
      box-shadow:var(--shadow-warm);
    }
    .scenario-image img{width:100%;height:100%;object-fit:cover}
    .scenario-image:after{
      content:"";position:absolute;inset:0;
      background:linear-gradient(180deg,transparent,rgba(23,16,24,.62));
    }
    .scenario-caption{
      position:absolute;left:24px;right:24px;bottom:24px;z-index:1;
      color:var(--cream);
      padding:20px;
      border-radius:24px;
      background:rgba(23,16,24,.72);
      border:1px solid rgba(248,242,232,.16);
    }
    .scenario-list{display:grid;gap:18px}
    .content-card{
      display:grid;
      grid-template-columns:150px 1fr;
      gap:18px;
      padding:18px;
      align-items:center;
      transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
    }
    .content-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-strong);border-color:rgba(217,154,61,.4)}
    .content-card img{
      width:150px;height:132px;object-fit:cover;border-radius:22px;
    }
    .content-card .label{
      display:inline-flex;margin-bottom:8px;padding:5px 10px;border-radius:999px;
      background:rgba(122,36,52,.09);color:var(--wine);font-size:13px;font-weight:850;
    }
    .scenario-text h3{font-size:21px}
    .check-list{display:grid;gap:10px;margin:18px 0 0;padding:0}
    .check-list li{list-style:none;display:flex;gap:10px;color:var(--muted);font-size:15px}
    .check-list li:before{content:"✓";color:var(--amber-dark);font-weight:950}
    .dark-band{
      background:
        radial-gradient(circle at 18% 20%,rgba(217,154,61,.18),transparent 28%),
        linear-gradient(135deg,var(--stage),#261324);
      color:var(--cream);
      border-radius:38px;
      overflow:hidden;
      position:relative;
      box-shadow:0 34px 90px rgba(23,16,24,.22);
    }
    .dark-band:after{
      content:"";position:absolute;inset:0;
      background:repeating-linear-gradient(100deg,rgba(248,242,232,.055) 0 1px,transparent 1px 18px);
      pointer-events:none;
    }
    .dark-inner{position:relative;z-index:1;padding:56px}
    .plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:30px}
    .plan-card{
      border-radius:26px;
      padding:24px;
      background:rgba(248,242,232,.08);
      border:1px solid rgba(248,242,232,.16);
      transition:transform .22s ease,background .22s ease,border-color .22s ease;
    }
    .plan-card:hover{transform:translateY(-5px);background:rgba(248,242,232,.12);border-color:rgba(217,154,61,.5)}
    .plan-card.recommend{border-color:rgba(217,154,61,.62);box-shadow:inset 0 0 0 1px rgba(217,154,61,.12)}
    .plan-card h3{font-size:22px;color:var(--cream);margin:12px 0 0}
    .plan-card p{color:rgba(248,242,232,.74);margin:12px 0 0}
    .plan-card ul{padding:0;margin:18px 0 0;display:grid;gap:10px}
    .plan-card li{list-style:none;color:rgba(248,242,232,.78);font-size:15px;display:flex;gap:9px}
    .plan-card li:before{content:"•";color:var(--amber);font-weight:950}
    .process-grid{
      display:grid;
      grid-template-columns:repeat(5,1fr);
      gap:16px;
      margin-top:34px;
      counter-reset:step;
    }
    .process-card{
      padding:24px 20px;
      position:relative;
      overflow:hidden;
      counter-increment:step;
      transition:transform .22s ease,box-shadow .22s ease;
    }
    .process-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-strong)}
    .process-card:before{
      content:"0" counter(step);
      display:inline-flex;
      width:44px;height:44px;border-radius:16px;
      align-items:center;justify-content:center;
      background:var(--stage);
      color:var(--amber);
      font-weight:950;
      margin-bottom:18px;
    }
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:34px}
    .faq-item{
      padding:24px;
      transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
    }
    .faq-item:hover{transform:translateY(-3px);border-color:rgba(217,154,61,.38);box-shadow:var(--shadow-strong)}
    .faq-item h3{font-size:19px;display:flex;gap:10px;align-items:flex-start}
    .faq-item h3:before{content:"";width:7px;height:24px;border-radius:99px;background:var(--amber);margin-top:2px;flex:0 0 auto}
    .contact-section{padding:0 0 88px}
    .contact-card{
      overflow:hidden;
      background:linear-gradient(135deg,rgba(255,255,255,.78),rgba(248,242,232,.74));
    }
    .contact-grid{display:grid;grid-template-columns:1fr .9fr;gap:0}
    .contact-copy{padding:44px}
    .contact-copy h2{font-size:clamp(28px,4vw,42px);line-height:1.22;margin:0;color:var(--stage);font-weight:950}
    .contact-copy p{color:var(--muted);margin:16px 0 0}
    .contact-form{
      padding:30px;
      background:var(--stage);
      color:var(--cream);
    }
    .form-grid{display:grid;gap:14px}
    .field label{display:block;font-size:14px;font-weight:800;margin-bottom:7px;color:rgba(248,242,232,.82)}
    .field input,.field textarea,.field select{
      width:100%;
      border:1px solid rgba(248,242,232,.18);
      background:rgba(248,242,232,.08);
      color:var(--cream);
      border-radius:18px;
      padding:13px 14px;
      outline:0;
      transition:border-color .2s ease,background .2s ease,box-shadow .2s ease;
    }
    .field input::placeholder,.field textarea::placeholder{color:rgba(248,242,232,.48)}
    .field input:focus,.field textarea:focus,.field select:focus{border-color:rgba(217,154,61,.72);background:rgba(248,242,232,.12)}
    .field select option{color:var(--stage)}
    .field textarea{min-height:110px;resize:vertical}
    .footer{
      background:var(--stage);
      color:rgba(248,242,232,.76);
      padding:62px 0 28px;
      position:relative;
      overflow:hidden;
    }
    .footer:before{
      content:"";position:absolute;left:0;right:0;top:0;height:2px;
      background:linear-gradient(90deg,transparent,var(--amber),var(--wine),transparent);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.45fr .75fr .9fr;
      gap:42px;
      align-items:start;
    }
    .footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
    .footer p{margin:0;max-width:520px;color:rgba(248,242,232,.68)}
    .footer h3{margin:0 0 14px;color:var(--cream);font-size:17px;font-weight:900}
    .footer-links{display:grid;gap:10px}
    .footer-links a{
      color:rgba(248,242,232,.68);
      transition:color .2s ease,transform .2s ease;
    }
    .footer-links a:hover{color:var(--amber);transform:translateX(3px)}
    .copyright{
      margin-top:42px;
      padding-top:22px;
      border-top:1px solid rgba(248,242,232,.12);
      display:flex;
      justify-content:space-between;
      gap:18px;
      flex-wrap:wrap;
      font-size:14px;
      color:rgba(248,242,232,.55);
    }
    .text-cream{color:var(--cream)}
    @media (max-width:1024px){
      .site-container{width:min(100% - 32px,920px)}
      .nav-links,.nav-cta{display:none}
      .menu-toggle{display:flex}
      .hero-grid,.intro-grid,.scenario-wrap,.contact-grid{grid-template-columns:1fr}
      .aside-card{position:relative;top:auto}
      .resource-matrix{grid-template-columns:repeat(2,1fr)}
      .service-card.large,.service-card.small{grid-column:span 1}
      .plan-grid{grid-template-columns:1fr}
      .process-grid{grid-template-columns:repeat(2,1fr)}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:768px){
      .section{padding:64px 0}
      .inner-hero{padding:122px 0 58px;border-bottom-left-radius:28px;border-bottom-right-radius:28px}
      .hero-card{padding:12px}
      .hero-note{grid-template-columns:1fr}
      .resource-matrix,.faq-grid,.process-grid{grid-template-columns:1fr}
      .scenario-image{min-height:360px}
      .content-card{grid-template-columns:1fr}
      .content-card img{width:100%;height:210px}
      .dark-inner{padding:34px 22px}
      .contact-copy,.contact-form{padding:28px 22px}
      .footer-grid{grid-template-columns:1fr}
    }
    @media (max-width:520px){
      .site-container{width:min(100% - 24px,480px)}
      .nav-shell{width:calc(100% - 20px);padding:8px 9px}
      .brand-title{font-size:15px}
      .brand-sub{font-size:11px}
      .brand-seal{width:40px;height:40px}
      .hero-actions,.tag-row{flex-direction:column}
      .btn,.pill{width:100%}
      .breadcrumb{font-size:13px}
      .copyright{display:grid}
    }