/* roulang page: index */
:root{
      --st-green:#123C35;
      --st-green-2:#2F7B68;
      --st-orange:#D89A45;
      --st-sand:#F7F2E9;
      --st-mist:#EDF5F1;
      --st-text:#1F2B2A;
      --st-muted:#66736F;
      --st-soft:#8A9691;
      --st-border:#DDE7E2;
      --st-white:#FFFDF8;
      --st-grad:linear-gradient(135deg,#123C35 0%,#2F7B68 54%,#D89A45 100%);
      --st-grad-soft:linear-gradient(135deg,rgba(18,60,53,.96),rgba(47,123,104,.92),rgba(216,154,69,.86));
      --shadow-sm:0 12px 32px rgba(18,60,53,.08);
      --shadow-md:0 18px 50px rgba(18,60,53,.10);
      --shadow-lg:0 28px 76px rgba(18,60,53,.15);
      --radius-lg:28px;
      --radius-md:20px;
      --radius-sm:14px;
      --container:1220px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
      color:var(--st-text);
      background:
        radial-gradient(circle at 8% 6%,rgba(216,154,69,.13),transparent 28%),
        radial-gradient(circle at 92% 16%,rgba(47,123,104,.12),transparent 26%),
        var(--st-sand);
      line-height:1.75;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:.24s ease}
    img{max-width:100%;display:block}
    button,input{font-family:inherit}
    ::selection{background:rgba(216,154,69,.35);color:var(--st-green)}
    .container,.container-xl{max-width:var(--container)}
    .site-header{
      position:sticky;
      top:0;
      z-index:1030;
      background:rgba(247,242,233,.92);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(221,231,226,.78);
      transition:.25s ease;
    }
    .site-header.scrolled{box-shadow:0 14px 34px rgba(18,60,53,.08)}
    .navbar{padding:16px 0}
    .brand-mark{
      width:44px;height:44px;border-radius:16px;
      display:grid;place-items:center;
      color:#fff;font-weight:900;
      background:var(--st-grad);
      box-shadow:0 12px 24px rgba(18,60,53,.16);
      position:relative;overflow:hidden;
    }
    .brand-mark:after{
      content:"";position:absolute;width:34px;height:10px;
      border:2px solid rgba(255,255,255,.72);
      border-left:0;border-bottom:0;border-radius:100%;
      transform:rotate(-18deg);bottom:9px;right:5px;
    }
    .brand-name{font-weight:800;color:var(--st-green);letter-spacing:-.02em;font-size:20px}
    .brand-sub{display:block;font-size:12px;color:var(--st-muted);font-weight:600;margin-top:-4px}
    .nav-shell{gap:8px}
    .navbar-toggler{
      border:1px solid var(--st-border);
      border-radius:14px;
      padding:10px 12px;
      box-shadow:none!important;
      background:rgba(255,253,248,.72);
    }
    .navbar-toggler:focus{outline:3px solid rgba(216,154,69,.22)}
    .navbar-nav .nav-link{
      color:var(--st-muted);
      font-weight:700;
      padding:10px 16px!important;
      border-radius:999px;
      position:relative;
    }
    .navbar-nav .nav-link:hover,.navbar-nav .nav-link.active{
      color:var(--st-green);
      background:rgba(237,245,241,.9);
    }
    .nav-cta{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      padding:12px 20px;border-radius:999px;
      background:linear-gradient(135deg,var(--st-orange),#C77B2E);
      color:#fff!important;font-weight:800;
      box-shadow:0 14px 28px rgba(216,154,69,.25);
      border:0;
    }
    .nav-cta:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(216,154,69,.32)}
    .section{padding:96px 0}
    .section-tight{padding:72px 0}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      padding:8px 13px;border-radius:999px;
      background:rgba(237,245,241,.92);
      color:var(--st-green);
      font-size:13px;font-weight:800;
      border:1px solid rgba(47,123,104,.14);
      margin-bottom:16px;
    }
    .eyebrow:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--st-orange)}
    h1,h2,h3{color:var(--st-green);font-weight:800;letter-spacing:-.035em}
    h1{font-size:clamp(34px,5vw,56px);line-height:1.12;margin-bottom:22px}
    h2{font-size:clamp(28px,3.4vw,38px);line-height:1.22;margin-bottom:14px}
    h3{font-size:22px;line-height:1.35;margin-bottom:10px}
    .lead-text{font-size:18px;color:var(--st-muted);max-width:720px}
    .btn-st{
      display:inline-flex;align-items:center;justify-content:center;gap:10px;
      border-radius:999px;padding:14px 24px;
      font-weight:800;border:1px solid transparent;
      transition:.24s ease;line-height:1.2;
    }
    .btn-primary-st{
      background:var(--st-grad);color:#fff;
      box-shadow:0 18px 42px rgba(18,60,53,.18);
    }
    .btn-primary-st:hover{color:#fff;transform:translateY(-2px);box-shadow:0 24px 56px rgba(18,60,53,.24);filter:saturate(1.06)}
    .btn-secondary-st{
      background:rgba(255,253,248,.76);
      color:var(--st-green);
      border-color:#C9D8D2;
    }
    .btn-secondary-st:hover{background:var(--st-mist);color:var(--st-green);transform:translateY(-2px)}
    .hero{
      padding:72px 0 44px;
      position:relative;
      overflow:hidden;
    }
    .hero:before{
      content:"";position:absolute;inset:0;
      background:linear-gradient(180deg,rgba(247,242,233,.26),rgba(247,242,233,.95));
      pointer-events:none;
    }
    .hero .container-xl{position:relative;z-index:1}
    .trust-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
    .trust-pill{
      display:inline-flex;align-items:center;gap:8px;
      padding:9px 12px;border-radius:999px;
      color:var(--st-green);background:rgba(255,253,248,.78);
      border:1px solid var(--st-border);
      font-size:14px;font-weight:700;
    }
    .trust-pill span{width:7px;height:7px;border-radius:50%;background:var(--st-orange)}
    .hero-card{
      min-height:520px;border-radius:34px;padding:24px;
      background:
        linear-gradient(180deg,rgba(18,60,53,.12),rgba(18,60,53,.62)),
        url('/assets/images/backpic/back-1.webp') center/cover;
      box-shadow:var(--shadow-lg);
      border:1px solid rgba(255,255,255,.42);
      position:relative;overflow:hidden;
    }
    .hero-card:after{
      content:"";position:absolute;inset:0;
      background:radial-gradient(circle at 76% 18%,rgba(216,154,69,.38),transparent 28%),
                 linear-gradient(135deg,rgba(18,60,53,.28),rgba(247,242,233,.10));
    }
    .hero-panel{
      position:absolute;left:24px;right:24px;bottom:24px;z-index:1;
      background:rgba(255,253,248,.88);
      border:1px solid rgba(255,255,255,.72);
      border-radius:26px;padding:22px;
      backdrop-filter:blur(12px);
    }
    .hero-panel strong{display:block;color:var(--st-green);font-size:22px;margin-bottom:6px}
    .hero-panel p{margin:0;color:var(--st-muted)}
    .float-badge{
      position:absolute;z-index:2;
      border-radius:999px;padding:10px 14px;
      background:rgba(18,60,53,.88);color:#fff;
      font-weight:800;font-size:13px;
      box-shadow:0 18px 38px rgba(18,60,53,.2);
      border:1px solid rgba(255,255,255,.25);
    }
    .float-badge.one{top:28px;left:26px}
    .float-badge.two{top:116px;right:20px;background:rgba(216,154,69,.94)}
    .float-badge.three{bottom:142px;left:38px;background:rgba(47,123,104,.92)}
    .problem-wrap{
      display:grid;grid-template-columns:.9fr 1.3fr;gap:34px;align-items:start;
    }
    .problem-list{display:grid;gap:16px}
    .problem-item{
      background:var(--st-mist);
      border:1px solid var(--st-border);
      border-left:5px solid var(--st-orange);
      border-radius:22px;padding:20px 22px;
      box-shadow:var(--shadow-sm);
      transition:.24s ease;
    }
    .problem-item:hover{transform:translateX(4px);box-shadow:var(--shadow-md)}
    .problem-icon{
      width:38px;height:38px;border-radius:14px;
      display:grid;place-items:center;
      background:rgba(216,154,69,.14);color:var(--st-orange);
      font-weight:900;margin-bottom:10px;
    }
    .step-track{
      display:grid;grid-template-columns:repeat(4,1fr);gap:18px;position:relative;margin-top:34px;
    }
    .step-track:before{
      content:"";position:absolute;left:8%;right:8%;top:38px;height:2px;
      background:linear-gradient(90deg,transparent,var(--st-border),transparent);
    }
    .step-card{
      position:relative;z-index:1;
      background:rgba(255,253,248,.86);
      border:1px solid var(--st-border);
      border-radius:24px;padding:24px 20px;
      box-shadow:var(--shadow-sm);
      transition:.25s ease;
    }
    .step-no{
      width:44px;height:44px;border-radius:16px;
      display:grid;place-items:center;
      color:#fff;font-weight:900;
      background:var(--st-green);
      margin-bottom:18px;
      transition:.25s ease;
    }
    .step-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:rgba(216,154,69,.45)}
    .step-card:hover .step-no{background:var(--st-orange)}
    .advantage-grid{
      display:grid;grid-template-columns:1.3fr .9fr;grid-template-rows:auto auto;gap:18px;margin-top:34px;
    }
    .adv-card{
      border-radius:var(--radius-lg);
      border:1px solid var(--st-border);
      background:rgba(255,253,248,.86);
      box-shadow:var(--shadow-md);
      padding:28px;
      position:relative;overflow:hidden;
      transition:.25s ease;
    }
    .adv-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
    .adv-card.feature{
      grid-row:span 2;
      color:#fff;background:var(--st-grad-soft);
      min-height:430px;
    }
    .adv-card.feature h3,.adv-card.feature p{color:#fff}
    .adv-card.feature:after{
      content:"";position:absolute;right:-80px;bottom:-110px;width:260px;height:260px;
      border-radius:50%;border:42px solid rgba(255,255,255,.10);
    }
    .metric-row{
      display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:18px;
    }
    .metric{
      border-radius:20px;padding:18px;
      background:rgba(255,253,248,.82);
      border:1px solid var(--st-border);
      box-shadow:var(--shadow-sm);
    }
    .metric strong{display:block;color:var(--st-orange);font-size:24px;line-height:1.1}
    .metric span{color:var(--st-muted);font-size:13px;font-weight:700}
    .preview-area{
      display:grid;grid-template-columns:1.25fr .75fr;gap:24px;margin-top:34px;
    }
    .guide-list{display:grid;gap:14px}
    .guide-item{
      display:grid;grid-template-columns:auto 42px;gap:18px;align-items:center;
      padding:22px;border-radius:22px;
      background:rgba(255,253,248,.9);
      border:1px solid var(--st-border);
      box-shadow:var(--shadow-sm);
      transition:.25s ease;
    }
    .guide-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(216,154,69,.48)}
    .guide-item:hover h3{color:#0F5C4B}
    .guide-arrow{
      width:42px;height:42px;border-radius:50%;
      display:grid;place-items:center;
      background:var(--st-mist);color:var(--st-green);
      font-weight:900;transition:.25s ease;
    }
    .guide-item:hover .guide-arrow{transform:translateX(4px);background:var(--st-orange);color:#fff}
    .tag{
      display:inline-flex;align-items:center;
      padding:6px 10px;border-radius:999px;
      font-size:12px;font-weight:800;
      background:rgba(216,154,69,.13);color:#9B6323;
      margin-bottom:8px;
    }
    .topic-card{
      border-radius:30px;padding:24px;
      background:linear-gradient(180deg,rgba(18,60,53,.58),rgba(18,60,53,.88)),
        url('/assets/images/coverpic/cover-1.webp') center/cover;
      min-height:100%;
      color:#fff;box-shadow:var(--shadow-lg);
      display:flex;flex-direction:column;justify-content:flex-end;
      overflow:hidden;position:relative;
    }
    .topic-card h3{color:#fff;font-size:26px}
    .topic-card p{color:rgba(255,255,255,.84)}
    .evidence-strip{
      background:var(--st-green);
      color:#fff;
      border-radius:32px;
      padding:34px;
      position:relative;overflow:hidden;
    }
    .evidence-strip:before{
      content:"";position:absolute;inset:0;
      background:url('/assets/images/backpic/back-2.webp') center/cover;
      opacity:.16;
    }
    .evidence-strip .row{position:relative;z-index:1}
    .evidence-box{
      padding:18px;border-radius:20px;
      background:rgba(255,255,255,.10);
      border:1px solid rgba(255,255,255,.16);
    }
    .evidence-box strong{display:block;color:#F5C77F;font-size:26px}
    .testimonial-grid{
      display:grid;grid-template-columns:1fr 1.1fr .9fr;gap:18px;margin-top:34px;
    }
    .quote-card{
      background:rgba(255,253,248,.9);
      border:1px solid var(--st-border);
      border-radius:26px;padding:24px;
      box-shadow:var(--shadow-sm);
      transition:.25s ease;
      position:relative;
    }
    .quote-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
    .quote-mark{font-size:42px;color:rgba(216,154,69,.42);line-height:1}
    .avatar{
      width:42px;height:42px;border-radius:50%;
      background:var(--st-grad);color:#fff;font-weight:900;
      display:grid;place-items:center;margin-right:12px;
    }
    .accordion{display:grid;gap:12px}
    .accordion-item{
      border:1px solid var(--st-border)!important;
      border-radius:18px!important;
      overflow:hidden;
      background:rgba(255,253,248,.9);
      box-shadow:0 10px 28px rgba(18,60,53,.06);
    }
    .accordion-button{
      background:rgba(255,253,248,.9)!important;
      color:var(--st-green)!important;
      font-weight:800;
      padding:18px 20px;
      box-shadow:none!important;
    }
    .accordion-button:not(.collapsed){background:var(--st-mist)!important}
    .accordion-button:focus{box-shadow:0 0 0 3px rgba(216,154,69,.2)!important;border-color:transparent}
    .accordion-body{color:var(--st-muted);padding:0 20px 20px;background:var(--st-mist)}
    .cta-box{
      border-radius:34px;padding:44px;
      background:
        radial-gradient(circle at 76% 24%,rgba(247,242,233,.26),transparent 22%),
        var(--st-grad);
      color:#fff;box-shadow:var(--shadow-lg);overflow:hidden;position:relative;
    }
    .cta-box h2{color:#fff}
    .cta-box p{color:rgba(255,255,255,.86)}
    .cta-box:after{
      content:"";position:absolute;right:-58px;top:-58px;width:190px;height:190px;
      border-radius:50%;background:rgba(255,255,255,.11);
    }
    .site-footer{
      background:var(--st-green);
      color:rgba(247,242,233,.82);
      padding:64px 0 26px;
    }
    .footer-logo{display:flex;align-items:center;gap:12px;margin-bottom:18px}
    .footer-logo .brand-mark{box-shadow:none}
    .footer-logo strong{color:#fff;font-size:20px}
    .footer-title{color:#fff;font-weight:800;margin-bottom:14px}
    .footer-links{display:grid;gap:10px}
    .footer-links a{color:rgba(247,242,233,.78)}
    .footer-links a:hover{color:#F5C77F;transform:translateX(3px)}
    .footer-bottom{
      border-top:1px solid rgba(247,242,233,.14);
      margin-top:34px;padding-top:20px;
      display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
      font-size:13px;color:rgba(247,242,233,.62);
    }
    .mini-form{
      display:flex;gap:10px;
      background:rgba(255,253,248,.9);
      border:1px solid var(--st-border);
      padding:8px;border-radius:999px;
      box-shadow:var(--shadow-sm);
      max-width:520px;
    }
    .mini-form input{
      flex:1;border:0;background:transparent;
      padding:10px 14px;outline:0;color:var(--st-text);
    }
    .mini-form:focus-within{box-shadow:0 0 0 4px rgba(216,154,69,.18),var(--shadow-sm);border-color:rgba(216,154,69,.7)}
    .cover-split{
      display:grid;grid-template-columns:.9fr 1.1fr;gap:24px;align-items:center;
      padding:24px;border-radius:32px;
      background:rgba(255,253,248,.86);
      border:1px solid var(--st-border);
      box-shadow:var(--shadow-md);
    }
    .cover-split img{height:330px;width:100%;object-fit:cover;border-radius:24px}
    @media (max-width: 991.98px){
      .navbar-collapse{
        margin-top:14px;padding:16px;border-radius:24px;
        background:rgba(255,253,248,.96);
        border:1px solid var(--st-border);
        box-shadow:var(--shadow-md);
      }
      .nav-cta{width:100%;margin-top:8px}
      .problem-wrap,.preview-area,.cover-split{grid-template-columns:1fr}
      .step-track{grid-template-columns:repeat(2,1fr)}
      .step-track:before{display:none}
      .advantage-grid{grid-template-columns:1fr}
      .adv-card.feature{grid-row:auto;min-height:auto}
      .metric-row{grid-template-columns:repeat(2,1fr)}
      .testimonial-grid{grid-template-columns:1fr}
      .hero-card{min-height:430px;margin-top:26px}
    }
    @media (max-width: 767.98px){
      .section{padding:64px 0}
      .section-tight{padding:56px 0}
      .hero{padding:42px 0 28px}
      .btn-st{width:100%;padding:14px 18px}
      .hero-card{min-height:390px;border-radius:28px}
      .float-badge.three{display:none}
      .step-track{grid-template-columns:1fr}
      .metric-row{grid-template-columns:1fr}
      .guide-item{grid-template-columns:1fr}
      .guide-arrow{justify-self:start}
      .cta-box{padding:28px;border-radius:26px}
      .mini-form{border-radius:22px;flex-direction:column}
      .mini-form .btn-st{width:100%}
      .cover-split img{height:240px}
    }
    @media (max-width: 480px){
      .brand-name{font-size:17px}
      .brand-sub{display:none}
      .brand-mark{width:40px;height:40px}
      .hero-panel{left:16px;right:16px;bottom:16px;padding:18px}
      .float-badge{font-size:12px;padding:8px 10px}
      .problem-item,.adv-card,.quote-card{padding:20px}
      .footer-bottom{display:block}
    }

/* roulang page: category1 */
:root{
      --ink:#123C35;
      --ink-2:#2F7B68;
      --bronze:#D89A45;
      --sand:#F7F2E9;
      --mist:#EDF5F1;
      --paper:#FFFDF8;
      --text:#1F2B2A;
      --muted:#66736F;
      --weak:#8A9691;
      --line:#DDE7E2;
      --line-strong:#C9D8D2;
      --shadow:0 18px 50px rgba(18,60,53,.08);
      --shadow-hover:0 24px 70px rgba(18,60,53,.14);
      --radius-xl:28px;
      --radius-lg:22px;
      --radius-md:16px;
      --grad:linear-gradient(135deg,#123C35 0%,#2F7B68 58%,#D89A45 100%);
      --soft-grad:linear-gradient(135deg,rgba(18,60,53,.09),rgba(47,123,104,.08),rgba(216,154,69,.13));
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at top left,rgba(216,154,69,.13),transparent 34rem),
        radial-gradient(circle at 88% 18%,rgba(47,123,104,.12),transparent 32rem),
        var(--sand);
      line-height:1.75;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:color .2s ease,transform .2s ease,background .2s ease,border-color .2s ease,box-shadow .2s ease}
    img{max-width:100%;display:block}
    button,input{font-family:inherit}
    ::selection{background:rgba(216,154,69,.28);color:var(--ink)}
    .container-xl{max-width:1220px}
    .site-header{
      position:sticky;
      top:0;
      z-index:1030;
      background:rgba(247,242,233,.92);
      backdrop-filter:blur(16px);
      border-bottom:1px solid rgba(221,231,226,.55);
      transition:box-shadow .25s ease,border-color .25s ease,background .25s ease;
    }
    .site-header.is-scrolled{
      box-shadow:0 12px 34px rgba(18,60,53,.09);
      border-bottom-color:rgba(201,216,210,.85);
      background:rgba(247,242,233,.96);
    }
    .navbar{padding:16px 0}
    .brand-mark{
      width:46px;
      height:46px;
      border-radius:15px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      flex:0 0 auto;
      color:#fff;
      font-weight:800;
      font-size:22px;
      background:var(--grad);
      box-shadow:0 14px 28px rgba(18,60,53,.18);
      position:relative;
      overflow:hidden;
    }
    .brand-mark:after{
      content:"";
      position:absolute;
      width:34px;
      height:10px;
      border-radius:999px;
      border-top:2px solid rgba(255,255,255,.65);
      transform:rotate(-22deg) translate(7px,10px);
    }
    .brand-name{
      display:block;
      font-weight:800;
      color:var(--ink);
      letter-spacing:-.02em;
      font-size:18px;
      line-height:1.15;
    }
    .brand-sub{
      display:block;
      margin-top:2px;
      color:var(--muted);
      font-size:12px;
      font-weight:600;
      line-height:1.2;
    }
    .navbar-toggler{
      border:1px solid var(--line-strong);
      border-radius:14px;
      padding:9px 11px;
      background:rgba(255,253,248,.72);
      box-shadow:none!important;
    }
    .navbar-toggler:focus{outline:3px solid rgba(216,154,69,.28)}
    .navbar-toggler-icon{
      width:22px;
      height:22px;
      background-image:none;
      position:relative;
    }
    .navbar-toggler-icon:before,.navbar-toggler-icon:after,.navbar-toggler-icon{
      border-top:2px solid var(--ink);
    }
    .navbar-toggler-icon:before,.navbar-toggler-icon:after{
      content:"";
      position:absolute;
      left:0;
      width:22px;
    }
    .navbar-toggler-icon:before{top:6px}
    .navbar-toggler-icon:after{top:14px}
    .nav-shell{
      gap:8px;
      padding:6px;
      border:1px solid rgba(221,231,226,.72);
      border-radius:999px;
      background:rgba(255,253,248,.62);
    }
    .nav-link{
      color:var(--muted);
      font-weight:800;
      font-size:15px;
      padding:9px 17px!important;
      border-radius:999px;
    }
    .nav-link:hover,.nav-link:focus{color:var(--ink);background:rgba(237,245,241,.9)}
    .nav-link.active{color:#fff;background:var(--ink);box-shadow:0 10px 22px rgba(18,60,53,.16)}
    .nav-cta{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      color:#fff;
      font-weight:800;
      padding:12px 20px;
      border-radius:999px;
      background:linear-gradient(135deg,#D89A45,#B8792F);
      box-shadow:0 16px 30px rgba(216,154,69,.25);
      white-space:nowrap;
    }
    .nav-cta:hover,.nav-cta:focus{color:#fff;transform:translateY(-2px);box-shadow:0 20px 40px rgba(216,154,69,.34)}
    main{position:relative}
    .section{padding:88px 0}
    .section-tight{padding:64px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 13px;
      border-radius:999px;
      color:var(--ink);
      background:rgba(237,245,241,.92);
      border:1px solid var(--line);
      font-size:13px;
      font-weight:800;
      margin-bottom:16px;
    }
    .eyebrow:before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--bronze);
      box-shadow:0 0 0 5px rgba(216,154,69,.14);
    }
    h1,h2,h3{color:var(--ink);font-weight:800;letter-spacing:-.035em}
    h1{font-size:clamp(34px,5vw,52px);line-height:1.12;margin:0 0 18px}
    h2{font-size:clamp(28px,3.4vw,38px);line-height:1.18;margin:0 0 14px}
    h3{font-size:22px;line-height:1.35;margin:0 0 10px}
    p{margin:0;color:var(--muted)}
    .lead-text{font-size:18px;line-height:1.82;color:#4D5E59;max-width:720px}
    .btn-brand,.btn-soft,.btn-light-ink{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      border-radius:999px;
      font-weight:800;
      padding:14px 23px;
      border:1px solid transparent;
      transition:transform .22s ease,box-shadow .22s ease,background .22s ease,border-color .22s ease,color .22s ease;
    }
    .btn-brand{color:#fff;background:var(--grad);box-shadow:0 18px 36px rgba(18,60,53,.18)}
    .btn-brand:hover,.btn-brand:focus{color:#fff;transform:translateY(-2px);box-shadow:0 24px 48px rgba(18,60,53,.24)}
    .btn-soft{color:var(--ink);background:rgba(255,253,248,.82);border-color:var(--line-strong)}
    .btn-soft:hover,.btn-soft:focus{color:var(--ink);background:var(--mist);transform:translateY(-2px)}
    .btn-light-ink{color:var(--ink);background:var(--sand);border-color:rgba(255,255,255,.35)}
    .btn-light-ink:hover,.btn-light-ink:focus{color:var(--ink);background:#fff;transform:translateY(-2px)}
    .inner-hero{
      padding:58px 0 38px;
      position:relative;
      overflow:hidden;
      border-bottom:1px solid rgba(221,231,226,.7);
    }
    .inner-hero:before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg,rgba(247,242,233,.96),rgba(247,242,233,.78)),
        url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
      z-index:-2;
    }
    .inner-hero:after{
      content:"";
      position:absolute;
      right:-120px;
      top:-160px;
      width:420px;
      height:420px;
      border-radius:50%;
      background:rgba(216,154,69,.16);
      z-index:-1;
    }
    .breadcrumb{
      --bs-breadcrumb-divider:"/";
      margin-bottom:18px;
      font-size:14px;
      font-weight:700;
    }
    .breadcrumb a{color:var(--ink)}
    .breadcrumb .active{color:var(--weak)}
    .hero-panel{
      border-radius:var(--radius-xl);
      padding:26px;
      background:var(--grad);
      color:#fff;
      box-shadow:var(--shadow-hover);
      min-height:250px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      position:relative;
      overflow:hidden;
    }
    .hero-panel:before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 22% 18%,rgba(255,255,255,.22),transparent 140px),
        radial-gradient(circle at 86% 82%,rgba(216,154,69,.22),transparent 150px);
    }
    .hero-panel>*{position:relative}
    .panel-kicker{
      display:inline-flex;
      width:max-content;
      padding:7px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.16);
      border:1px solid rgba(255,255,255,.24);
      font-size:13px;
      font-weight:800;
    }
    .panel-title{font-size:26px;font-weight:800;line-height:1.25;margin:34px 0 12px}
    .panel-meta{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:10px;
      margin-top:22px;
    }
    .panel-meta span{
      border-radius:16px;
      padding:12px;
      background:rgba(255,255,255,.13);
      border:1px solid rgba(255,255,255,.18);
      font-weight:800;
      font-size:13px;
    }
    .filter-bar{
      padding:18px;
      border-radius:24px;
      background:rgba(255,253,248,.78);
      border:1px solid var(--line);
      box-shadow:var(--shadow);
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .filter-pill{
      border:1px solid transparent;
      border-radius:999px;
      padding:10px 16px;
      color:var(--ink);
      background:var(--mist);
      font-size:14px;
      font-weight:800;
      cursor:default;
    }
    .filter-pill.active{color:#fff;background:var(--ink)}
    .filter-pill:not(.active):hover{border-color:rgba(216,154,69,.42);background:#fff}
    .guide-layout{align-items:flex-start}
    .content-stream{
      display:flex;
      flex-direction:column;
      gap:18px;
    }
    .guide-card{
      position:relative;
      border:1px solid var(--line);
      border-radius:24px;
      background:rgba(255,253,248,.88);
      box-shadow:var(--shadow);
      overflow:hidden;
      transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
    }
    .guide-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(216,154,69,.48)}
    .guide-card.featured{
      display:grid;
      grid-template-columns:minmax(0,1.05fr) minmax(260px,.95fr);
      min-height:290px;
    }
    .guide-body{padding:26px}
    .guide-image{
      position:relative;
      min-height:260px;
      overflow:hidden;
    }
    .guide-image img{width:100%;height:100%;object-fit:cover}
    .guide-image:after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg,rgba(18,60,53,.05),rgba(18,60,53,.34));
    }
    .tag{
      display:inline-flex;
      align-items:center;
      width:max-content;
      gap:6px;
      padding:6px 11px;
      border-radius:999px;
      color:var(--ink);
      background:rgba(237,245,241,.95);
      border:1px solid var(--line);
      font-size:12px;
      font-weight:800;
      margin-bottom:12px;
    }
    .tag.bronze{color:#7B4A10;background:rgba(216,154,69,.16);border-color:rgba(216,154,69,.28)}
    .guide-title{
      font-size:24px;
      color:var(--ink);
      font-weight:800;
      line-height:1.34;
      margin-bottom:10px;
    }
    .guide-card:hover .guide-title{color:#0E302B}
    .guide-desc{
      color:var(--muted);
      line-height:1.78;
      margin-bottom:18px;
    }
    .guide-meta{
      display:flex;
      align-items:center;
      flex-wrap:wrap;
      gap:10px 14px;
      color:var(--weak);
      font-size:13px;
      font-weight:700;
    }
    .arrow-link{
      margin-left:auto;
      color:var(--ink);
      font-weight:800;
      display:inline-flex;
      align-items:center;
      gap:8px;
    }
    .guide-card:hover .arrow-link{transform:translateX(4px);color:var(--bronze)}
    .guide-card.compact .guide-body{
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:18px;
      align-items:center;
    }
    .number-badge{
      width:48px;
      height:48px;
      border-radius:17px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      color:#fff;
      background:var(--ink);
      font-weight:900;
      box-shadow:0 14px 24px rgba(18,60,53,.14);
    }
    .side-stack{
      position:sticky;
      top:104px;
      display:flex;
      flex-direction:column;
      gap:18px;
    }
    .side-card{
      border:1px solid var(--line);
      border-radius:24px;
      background:rgba(255,253,248,.88);
      box-shadow:var(--shadow);
      padding:24px;
      overflow:hidden;
    }
    .side-card.gradient{
      color:#fff;
      background:var(--grad);
      border-color:rgba(255,255,255,.18);
      position:relative;
    }
    .side-card.gradient:before{
      content:"";
      position:absolute;
      inset:auto -60px -90px auto;
      width:190px;
      height:190px;
      border-radius:50%;
      background:rgba(255,255,255,.13);
    }
    .side-card.gradient *{position:relative}
    .side-card.gradient h3,.side-card.gradient p{color:#fff}
    .side-title{
      font-size:20px;
      font-weight:800;
      color:var(--ink);
      margin-bottom:14px;
    }
    .quick-list,.keyword-list,.read-list{
      list-style:none;
      padding:0;
      margin:0;
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .quick-list li{
      display:flex;
      gap:10px;
      padding:12px;
      border-radius:16px;
      background:var(--mist);
      color:var(--muted);
      font-weight:700;
    }
    .quick-list li:before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--bronze);
      margin-top:10px;
      flex:0 0 auto;
    }
    .read-list a,.keyword-list a{
      display:flex;
      justify-content:space-between;
      gap:12px;
      padding:12px 0;
      border-bottom:1px solid var(--line);
      color:var(--muted);
      font-weight:800;
    }
    .read-list a:hover,.keyword-list a:hover{color:var(--ink);padding-left:4px}
    .read-list li:last-child a,.keyword-list li:last-child a{border-bottom:0}
    .note-box{
      padding:16px;
      border-radius:18px;
      background:var(--mist);
      border-left:4px solid var(--bronze);
      color:var(--muted);
      font-weight:700;
      line-height:1.72;
    }
    .check-section{
      background:
        linear-gradient(180deg,rgba(237,245,241,.72),rgba(247,242,233,.86));
      border-top:1px solid rgba(221,231,226,.75);
      border-bottom:1px solid rgba(221,231,226,.75);
    }
    .check-grid{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:22px;
      align-items:stretch;
    }
    .check-panel{
      border-radius:var(--radius-xl);
      padding:30px;
      background:var(--paper);
      border:1px solid var(--line);
      box-shadow:var(--shadow);
    }
    .check-steps{
      counter-reset:item;
      list-style:none;
      margin:22px 0 0;
      padding:0;
      display:flex;
      flex-direction:column;
      gap:14px;
    }
    .check-steps li{
      counter-increment:item;
      display:grid;
      grid-template-columns:42px 1fr;
      gap:14px;
      align-items:start;
      padding:16px;
      border-radius:18px;
      background:var(--mist);
      color:var(--muted);
      font-weight:700;
    }
    .check-steps li:before{
      content:counter(item);
      width:42px;
      height:42px;
      border-radius:15px;
      display:flex;
      align-items:center;
      justify-content:center;
      color:#fff;
      background:var(--ink);
      font-weight:900;
    }
    .metric-wall{
      display:grid;
      gap:14px;
    }
    .metric-item{
      padding:20px;
      border-radius:22px;
      background:var(--grad);
      color:#fff;
      min-height:128px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      box-shadow:0 18px 44px rgba(18,60,53,.13);
    }
    .metric-item:nth-child(2){background:linear-gradient(135deg,#FFFDF8,#EDF5F1);color:var(--ink);border:1px solid var(--line)}
    .metric-item strong{font-size:30px;line-height:1;font-weight:900}
    .metric-item span{font-weight:800}
    .metric-item p{color:inherit;opacity:.86;font-size:14px;margin-top:8px}
    .accordion{
      display:flex;
      flex-direction:column;
      gap:12px;
    }
    .accordion-item{
      border:1px solid var(--line)!important;
      border-radius:18px!important;
      overflow:hidden;
      background:rgba(255,253,248,.88);
      box-shadow:0 12px 30px rgba(18,60,53,.05);
    }
    .accordion-button{
      color:var(--ink);
      background:rgba(255,253,248,.9);
      font-weight:800;
      padding:18px 22px;
      box-shadow:none!important;
    }
    .accordion-button:not(.collapsed){
      color:var(--ink);
      background:var(--mist);
    }
    .accordion-button:focus{border-color:transparent;box-shadow:0 0 0 3px rgba(216,154,69,.24)!important}
    .accordion-button::after{filter:sepia(1) saturate(2) hue-rotate(342deg)}
    .accordion-body{
      padding:0 22px 20px;
      color:var(--muted);
      background:var(--mist);
      line-height:1.78;
    }
    .mini-cta{
      border-radius:var(--radius-xl);
      padding:34px;
      background:var(--grad);
      color:#fff;
      position:relative;
      overflow:hidden;
      box-shadow:var(--shadow-hover);
    }
    .mini-cta:before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 12% 20%,rgba(255,255,255,.18),transparent 150px),
        radial-gradient(circle at 85% 72%,rgba(216,154,69,.22),transparent 170px);
    }
    .mini-cta>*{position:relative}
    .mini-cta h2,.mini-cta p{color:#fff}
    .mini-cta p{opacity:.88}
    .site-footer{
      background:var(--ink);
      color:rgba(247,242,233,.82);
      padding:64px 0 26px;
    }
    .footer-logo{
      display:flex;
      align-items:center;
      gap:12px;
      margin-bottom:18px;
      color:#fff;
    }
    .footer-logo strong{font-size:20px}
    .site-footer p{color:rgba(247,242,233,.72);line-height:1.78}
    .footer-title{
      color:#fff;
      font-weight:800;
      margin-bottom:14px;
    }
    .footer-links{
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .footer-links a{
      color:rgba(247,242,233,.72);
      font-weight:700;
    }
    .footer-links a:hover{color:#fff;transform:translateX(3px)}
    .footer-bottom{
      margin-top:42px;
      padding-top:22px;
      border-top:1px solid rgba(247,242,233,.14);
      display:flex;
      justify-content:space-between;
      gap:18px;
      flex-wrap:wrap;
      color:rgba(247,242,233,.58);
      font-size:14px;
    }
    @media (max-width:991.98px){
      .navbar-collapse{
        margin-top:14px;
        padding:16px;
        border-radius:24px;
        background:rgba(255,253,248,.95);
        border:1px solid var(--line);
        box-shadow:var(--shadow);
      }
      .nav-shell{
        border-radius:18px;
        align-items:stretch!important;
        background:transparent;
        border:0;
        padding:0;
        gap:8px;
      }
      .nav-link{border-radius:14px}
      .nav-cta{margin-top:12px;width:100%}
      .guide-card.featured{grid-template-columns:1fr}
      .guide-image{min-height:220px;order:-1}
      .guide-card.compact .guide-body{grid-template-columns:auto 1fr}
      .guide-card.compact .arrow-link{grid-column:2}
      .side-stack{position:static}
      .check-grid{grid-template-columns:1fr}
    }
    @media (max-width:767.98px){
      .section{padding:64px 0}
      .section-tight{padding:48px 0}
      .inner-hero{padding:42px 0 30px}
      .lead-text{font-size:16px}
      .hero-panel{margin-top:24px}
      .panel-meta{grid-template-columns:1fr}
      .filter-bar{padding:14px;border-radius:20px}
      .guide-body{padding:22px}
      .guide-title{font-size:21px}
      .check-panel,.mini-cta{padding:24px}
      .metric-item{min-height:auto}
      .footer-bottom{flex-direction:column}
    }
    @media (max-width:520px){
      .brand-mark{width:42px;height:42px;border-radius:14px}
      .brand-name{font-size:16px}
      .brand-sub{display:none}
      .btn-brand,.btn-soft,.btn-light-ink{width:100%;padding:13px 18px}
      .guide-card.compact .guide-body{grid-template-columns:1fr}
      .number-badge{width:44px;height:44px}
      .guide-card.compact .arrow-link{grid-column:auto;margin-left:0}
      .breadcrumb{font-size:13px}
    }