/* roulang page: index */
:root{
      --color-primary:#0F766E;
      --color-primary-2:#12847A;
      --color-primary-dark:#0B6B63;
      --color-ink:#102522;
      --color-muted:#60706C;
      --color-soft:#F7FAF8;
      --color-soft-2:#EEF7F4;
      --color-warm:#F59E0B;
      --color-warm-soft:#FFF3D8;
      --color-border:#DDEAE6;
      --color-white:#FFFFFF;
      --shadow-sm:0 8px 22px rgba(16,37,34,.06);
      --shadow-md:0 16px 40px rgba(16,37,34,.09);
      --shadow-lg:0 26px 70px rgba(16,37,34,.13);
      --radius-sm:14px;
      --radius-md:20px;
      --radius-lg:28px;
      --radius-pill:999px;
      --container:1180px;
      --section:88px;
      --ease:all .24s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--color-ink);
      background:
        radial-gradient(circle at 12% 3%, rgba(18,132,122,.12), transparent 28%),
        radial-gradient(circle at 88% 12%, rgba(245,158,11,.12), transparent 30%),
        linear-gradient(180deg,#FBFEFC 0%,#F7FAF8 58%,#FFFFFF 100%);
      line-height:1.75;
      font-size:16px;
      overflow-x:hidden;
      padding-bottom:0;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    button{border:0;cursor:pointer}
    ::selection{background:rgba(15,118,110,.18)}
    .container{width:min(var(--container),calc(100% - 64px));margin:0 auto}
    .section{padding:var(--section) 0}
    .section-muted{background:linear-gradient(180deg,rgba(238,247,244,.72),rgba(255,255,255,.8))}
    .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:34px}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      color:var(--color-primary-dark);
      font-weight:700;
      background:rgba(15,118,110,.09);
      border:1px solid rgba(15,118,110,.13);
      border-radius:var(--radius-pill);
      padding:7px 13px;
      font-size:14px;
    }
    .eyebrow:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--color-warm);box-shadow:0 0 0 5px rgba(245,158,11,.14)}
    h1,h2,h3,p{margin-top:0}
    h1{font-size:clamp(32px,5vw,56px);line-height:1.16;letter-spacing:-.8px;margin-bottom:22px;font-weight:800}
    h2{font-size:clamp(26px,3vw,36px);line-height:1.24;margin-bottom:12px;font-weight:780;letter-spacing:-.3px}
    h3{font-size:21px;line-height:1.35;margin-bottom:10px;font-weight:730}
    p{color:var(--color-muted);margin-bottom:0}
    .lead{font-size:18px;line-height:1.85;color:#485C58;max-width:690px}
    .site-header{
      position:sticky;top:0;z-index:50;
      background:rgba(251,254,252,.86);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(221,234,230,.75);
    }
    .nav{
      height:76px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      min-width:max-content;
    }
    .brand-mark{
      width:42px;height:42px;border-radius:15px;
      background:
        radial-gradient(circle at 30% 28%, rgba(255,255,255,.9) 0 18%, transparent 19%),
        linear-gradient(135deg,var(--color-primary),#19A99B);
      display:grid;place-items:center;
      color:#fff;font-weight:850;
      box-shadow:0 12px 26px rgba(15,118,110,.22);
      letter-spacing:.4px;
    }
    .brand-text{display:flex;flex-direction:column;line-height:1.15}
    .brand-title{font-weight:820;font-size:17px;color:var(--color-ink)}
    .brand-sub{font-size:12px;color:var(--color-muted);margin-top:3px}
    .nav-links{
      display:flex;
      align-items:center;
      gap:8px;
      padding:6px;
      border:1px solid rgba(221,234,230,.85);
      border-radius:var(--radius-pill);
      background:rgba(255,255,255,.72);
    }
    .nav-link{
      padding:10px 18px;
      border-radius:var(--radius-pill);
      color:#344844;
      font-weight:650;
      transition:var(--ease);
      white-space:nowrap;
      font-size:15px;
    }
    .nav-link:hover,.nav-link:focus-visible{background:rgba(15,118,110,.08);color:var(--color-primary-dark);outline:none}
    .nav-link.active{background:var(--color-primary);color:#fff;box-shadow:0 10px 22px rgba(15,118,110,.18)}
    .nav-action{display:flex;align-items:center;gap:10px}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      min-height:46px;
      padding:12px 20px;
      border-radius:var(--radius-pill);
      font-weight:740;
      transition:var(--ease);
      border:1px solid transparent;
      white-space:nowrap;
    }
    .btn-primary{background:var(--color-primary);color:#fff;box-shadow:0 14px 30px rgba(15,118,110,.18)}
    .btn-primary:hover,.btn-primary:focus-visible{background:var(--color-primary-dark);transform:translateY(-2px);box-shadow:0 18px 38px rgba(15,118,110,.26);outline:none}
    .btn-secondary{background:#fff;color:var(--color-ink);border-color:rgba(15,118,110,.18)}
    .btn-secondary:hover,.btn-secondary:focus-visible{background:rgba(15,118,110,.08);color:var(--color-primary-dark);transform:translateY(-2px);outline:none}
    .btn-warm{background:var(--color-warm);color:#fff;box-shadow:0 14px 30px rgba(245,158,11,.18)}
    .btn-warm:hover,.btn-warm:focus-visible{background:#DB8705;transform:translateY(-2px);outline:none}
    .btn:active{transform:translateY(0) scale(.99)}
    .mobile-menu-dot{display:none;width:44px;height:44px;border-radius:50%;background:rgba(15,118,110,.08);color:var(--color-primary);align-items:center;justify-content:center;font-weight:900}
    .hero{
      position:relative;
      padding:70px 0 56px;
      overflow:hidden;
    }
    .hero:before{
      content:"";
      position:absolute;
      inset:20px auto auto 50%;
      width:680px;height:680px;
      border-radius:50%;
      background:radial-gradient(circle,rgba(15,118,110,.12),transparent 66%);
      pointer-events:none;
    }
    .hero-grid{
      position:relative;
      display:grid;
      grid-template-columns:1.08fr .92fr;
      gap:48px;
      align-items:center;
    }
    .hero-copy .lead{margin-bottom:28px}
    .hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:26px}
    .trust-badges{display:flex;flex-wrap:wrap;gap:10px}
    .badge{
      display:inline-flex;align-items:center;gap:7px;
      padding:8px 12px;
      border-radius:var(--radius-pill);
      background:#fff;
      border:1px solid var(--color-border);
      color:#415551;
      font-size:14px;
      font-weight:650;
      box-shadow:var(--shadow-sm);
    }
    .badge i{width:8px;height:8px;border-radius:50%;background:var(--color-primary);display:inline-block}
    .hero-panel{
      position:relative;
      border-radius:34px;
      background:linear-gradient(145deg,rgba(255,255,255,.92),rgba(238,247,244,.92));
      border:1px solid rgba(15,118,110,.14);
      box-shadow:var(--shadow-lg);
      padding:18px;
      overflow:hidden;
    }
    .hero-image{
      position:relative;
      min-height:250px;
      border-radius:26px;
      overflow:hidden;
      background-image:linear-gradient(180deg,rgba(16,37,34,.12),rgba(16,37,34,.42)),url('/assets/images/backpic/back-1.webp');
      background-size:cover;
      background-position:center;
    }
    .hero-image-label{
      position:absolute;left:20px;bottom:20px;right:20px;
      color:#fff;
      display:flex;align-items:flex-end;justify-content:space-between;gap:18px;
    }
    .hero-image-label strong{font-size:22px;line-height:1.3}
    .live-pill{
      display:inline-flex;align-items:center;gap:8px;
      padding:7px 11px;
      border-radius:var(--radius-pill);
      background:rgba(255,255,255,.88);
      color:var(--color-primary-dark);
      font-size:13px;
      font-weight:750;
      min-width:max-content;
    }
    .live-pill:before{content:"";width:8px;height:8px;border-radius:50%;background:#22C55E;box-shadow:0 0 0 5px rgba(34,197,94,.18)}
    .dashboard{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:12px;
      margin-top:14px;
    }
    .dash-card{
      background:#fff;
      border:1px solid rgba(15,118,110,.12);
      border-radius:20px;
      padding:16px;
      box-shadow:var(--shadow-sm);
    }
    .dash-card span{font-size:13px;color:var(--color-muted)}
    .dash-card strong{display:block;font-size:20px;color:var(--color-ink);margin-top:4px}
    .progress{
      margin-top:12px;height:8px;border-radius:99px;background:#E7F1EE;overflow:hidden
    }
    .progress b{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--color-primary),#36B3A6)}
    .highlight-bar{
      padding:20px;
      border-radius:28px;
      background:#fff;
      border:1px solid var(--color-border);
      box-shadow:var(--shadow-md);
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:14px;
    }
    .highlight-item{
      padding:18px;
      border-radius:20px;
      background:linear-gradient(180deg,#F7FCFA,#FFFFFF);
      border:1px solid rgba(15,118,110,.10);
      transition:var(--ease);
    }
    .highlight-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm);border-color:rgba(15,118,110,.22)}
    .highlight-item strong{display:block;margin-bottom:5px;color:var(--color-ink)}
    .highlight-item small{color:var(--color-muted);line-height:1.6}
    .service-layout{
      display:grid;
      grid-template-columns:.95fr 1.05fr;
      gap:22px;
      align-items:stretch;
    }
    .main-service-card{
      position:relative;
      min-height:430px;
      border-radius:32px;
      overflow:hidden;
      background:linear-gradient(180deg,rgba(16,37,34,.1),rgba(16,37,34,.76)),url('/assets/images/coverpic/cover-1.webp');
      background-size:cover;
      background-position:center;
      padding:34px;
      display:flex;
      flex-direction:column;
      justify-content:flex-end;
      color:#fff;
      box-shadow:var(--shadow-lg);
    }
    .main-service-card p{color:rgba(255,255,255,.82)}
    .service-code{
      position:absolute;top:26px;left:26px;
      padding:8px 12px;border-radius:var(--radius-pill);
      background:rgba(255,255,255,.84);
      color:var(--color-primary-dark);
      font-weight:800;
      font-size:13px;
    }
    .feature-list{display:grid;gap:14px}
    .feature-row{
      display:grid;
      grid-template-columns:auto 1fr;
      gap:16px;
      align-items:start;
      padding:20px;
      border-radius:24px;
      background:#fff;
      border:1px solid var(--color-border);
      box-shadow:var(--shadow-sm);
      transition:var(--ease);
    }
    .feature-row:hover{transform:translateX(4px);border-color:rgba(15,118,110,.25);box-shadow:var(--shadow-md)}
    .feature-icon{
      width:44px;height:44px;border-radius:16px;
      background:rgba(15,118,110,.09);
      color:var(--color-primary);
      display:grid;place-items:center;
      font-weight:850;
    }
    .feature-row p{font-size:15px}
    .data-band{
      border-radius:34px;
      background:
        radial-gradient(circle at 15% 25%,rgba(246,184,75,.22),transparent 30%),
        linear-gradient(135deg,#102522,#143833 70%,#0F766E);
      padding:34px;
      color:#fff;
      box-shadow:var(--shadow-lg);
      overflow:hidden;
      position:relative;
    }
    .data-band:after{
      content:"";
      position:absolute;
      width:260px;height:260px;border-radius:50%;
      right:-80px;top:-80px;
      border:1px solid rgba(255,255,255,.14);
      box-shadow:inset 0 0 0 30px rgba(255,255,255,.03);
    }
    .data-grid{
      position:relative;
      display:grid;
      grid-template-columns:1.1fr repeat(4,1fr);
      gap:22px;
      align-items:center;
    }
    .data-intro p{color:rgba(255,255,255,.72)}
    .stat-card{
      padding:20px;
      border-radius:22px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.15);
    }
    .stat-card strong{display:block;font-size:32px;line-height:1;color:#C9FFF2;margin-bottom:10px}
    .stat-card span{color:rgba(255,255,255,.78);font-size:14px}
    .scene-grid{
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:22px;
    }
    .scene-side{display:grid;gap:22px}
    .scene-card{
      background:#fff;
      border:1px solid var(--color-border);
      border-radius:28px;
      overflow:hidden;
      box-shadow:var(--shadow-sm);
      transition:var(--ease);
    }
    .scene-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(15,118,110,.24)}
    .scene-img{height:230px;overflow:hidden}
    .scene-large .scene-img{height:380px}
    .scene-img img{width:100%;height:100%;object-fit:cover;transition:var(--ease)}
    .scene-card:hover img{transform:scale(1.035)}
    .scene-body{padding:24px}
    .tags{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0 0}
    .tag{
      display:inline-flex;
      border-radius:var(--radius-pill);
      padding:5px 10px;
      background:rgba(15,118,110,.08);
      color:var(--color-primary-dark);
      font-size:13px;
      font-weight:700;
    }
    .tag.warm{background:var(--color-warm-soft);color:#9A5B00}
    .timeline{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
      position:relative;
    }
    .step-card{
      position:relative;
      background:#fff;
      border:1px solid var(--color-border);
      border-radius:26px;
      padding:24px;
      box-shadow:var(--shadow-sm);
      transition:var(--ease);
    }
    .step-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
    .step-num{
      width:38px;height:38px;border-radius:14px;
      display:grid;place-items:center;
      background:var(--color-primary);
      color:#fff;
      font-weight:850;
      margin-bottom:18px;
    }
    .faq-wrap{display:grid;grid-template-columns:.85fr 1.15fr;gap:34px;align-items:start}
    .faq-list{display:grid;gap:14px}
    details{
      background:#fff;
      border:1px solid var(--color-border);
      border-radius:22px;
      box-shadow:var(--shadow-sm);
      overflow:hidden;
      transition:var(--ease);
    }
    details[open]{border-color:rgba(15,118,110,.28);box-shadow:var(--shadow-md)}
    summary{
      list-style:none;
      padding:20px 22px;
      cursor:pointer;
      font-weight:750;
      display:flex;
      justify-content:space-between;
      gap:18px;
      align-items:center;
    }
    summary::-webkit-details-marker{display:none}
    summary:after{content:"＋";color:var(--color-primary);font-weight:900}
    details[open] summary:after{content:"－"}
    summary:hover{background:rgba(15,118,110,.05)}
    details p{padding:0 22px 22px}
    .contact-card{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:28px;
      border-radius:34px;
      padding:34px;
      background:
        linear-gradient(120deg,rgba(255,255,255,.95),rgba(238,247,244,.92)),
        url('/assets/images/backpic/back-2.webp');
      background-size:cover;
      background-position:center;
      border:1px solid rgba(15,118,110,.14);
      box-shadow:var(--shadow-lg);
    }
    .contact-points{display:grid;gap:12px;margin-top:22px}
    .point{
      display:flex;gap:10px;align-items:flex-start;
      color:#425651;
      font-weight:650;
    }
    .point:before{content:"✓";width:22px;height:22px;border-radius:50%;background:rgba(15,118,110,.12);color:var(--color-primary);display:grid;place-items:center;flex:0 0 22px;font-size:13px;font-weight:900}
    .form{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:14px;
      background:#fff;
      border:1px solid var(--color-border);
      border-radius:26px;
      padding:22px;
      box-shadow:var(--shadow-sm);
    }
    .field{display:grid;gap:7px}
    .field.full{grid-column:1/-1}
    label{font-weight:700;color:#334743;font-size:14px}
    input,textarea,select{
      width:100%;
      border:1px solid var(--color-border);
      background:#F9FCFB;
      border-radius:15px;
      padding:12px 14px;
      min-height:46px;
      color:var(--color-ink);
      outline:none;
      transition:var(--ease);
    }
    textarea{min-height:106px;resize:vertical}
    input:focus,textarea:focus,select:focus{
      border-color:var(--color-primary);
      background:#fff;
      box-shadow:0 0 0 4px rgba(15,118,110,.10);
    }
    .form-note{grid-column:1/-1;color:var(--color-muted);font-size:13px}
    .site-footer{
      background:#102522;
      color:#DCEBE7;
      padding:58px 0 28px;
      margin-top:40px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.35fr .75fr .9fr;
      gap:36px;
      align-items:start;
    }
    .footer-brand .brand-title{color:#fff}
    .footer-brand .brand-sub{color:#9EB7B1}
    .footer-text{color:#A9BFBA;margin-top:18px;max-width:430px}
    .footer-title{color:#fff;font-weight:800;margin-bottom:14px}
    .footer-links{display:grid;gap:10px}
    .footer-links a,.footer-links span{color:#A9BFBA;transition:var(--ease)}
    .footer-links a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
    .copyright{
      border-top:1px solid rgba(255,255,255,.10);
      margin-top:34px;
      padding-top:20px;
      color:#8EA7A1;
      font-size:14px;
      display:flex;
      justify-content:space-between;
      gap:18px;
      flex-wrap:wrap;
    }
    .mobile-tab{
      display:none;
      position:fixed;
      left:14px;right:14px;bottom:14px;
      z-index:60;
      background:rgba(255,255,255,.92);
      backdrop-filter:blur(18px);
      border:1px solid rgba(221,234,230,.92);
      border-radius:24px;
      box-shadow:0 18px 48px rgba(16,37,34,.16);
      padding:8px;
      grid-template-columns:1fr 1fr;
      gap:8px;
    }
    .tab-link{
      min-height:52px;
      border-radius:18px;
      display:flex;
      flex-direction:column;
      align-items:center;
      justify-content:center;
      gap:3px;
      color:var(--color-muted);
      font-size:12px;
      font-weight:750;
      transition:var(--ease);
    }
    .tab-link .ico{font-size:18px;line-height:1}
    .tab-link.active,.tab-link:hover{background:rgba(15,118,110,.10);color:var(--color-primary-dark)}
    @media (max-width:1024px){
      .container{width:min(var(--container),calc(100% - 48px))}
      .hero-grid,.service-layout,.contact-card,.faq-wrap{grid-template-columns:1fr}
      .data-grid{grid-template-columns:repeat(2,1fr)}
      .data-intro{grid-column:1/-1}
      .timeline{grid-template-columns:repeat(2,1fr)}
      .highlight-bar{grid-template-columns:repeat(2,1fr)}
      .scene-grid{grid-template-columns:1fr}
      .scene-large .scene-img{height:300px}
    }
    @media (max-width:768px){
      :root{--section:62px}
      body{padding-bottom:86px}
      .container{width:calc(100% - 32px)}
      .nav{height:66px}
      .nav-links,.nav-action .btn{display:none}
      .mobile-menu-dot{display:flex}
      .brand-mark{width:38px;height:38px;border-radius:14px}
      .brand-sub{display:none}
      .hero{padding:46px 0 38px}
      .hero-actions .btn{flex:1 1 100%}
      .hero-panel{border-radius:26px;padding:12px}
      .hero-image{min-height:220px;border-radius:20px}
      .dashboard{grid-template-columns:1fr}
      .section-head{display:block}
      .highlight-bar,.data-grid,.timeline,.footer-grid,.form{grid-template-columns:1fr}
      .main-service-card{min-height:340px;padding:26px}
      .feature-row{grid-template-columns:1fr}
      .scene-img,.scene-large .scene-img{height:220px}
      .contact-card{padding:22px;border-radius:26px}
      .footer-grid{gap:28px}
      .mobile-tab{display:grid}
      .copyright{display:block}
      .copyright span{display:block;margin-top:8px}
    }
    @media (max-width:520px){
      .container{width:calc(100% - 28px)}
      h1{letter-spacing:-.4px}
      .hero-image-label{display:block}
      .live-pill{margin-top:12px;width:max-content}
      .data-band{padding:24px;border-radius:26px}
      .stat-card strong{font-size:28px}
      .badge{font-size:13px}
      .section-head{margin-bottom:24px}
    }

/* roulang page: category1 */
:root{
      --color-primary:#0F766E;
      --color-primary-dark:#0B5F59;
      --color-primary-soft:#E6F4F1;
      --color-accent:#F59E0B;
      --color-accent-soft:#FFF4D8;
      --color-bg:#F7FAF8;
      --color-bg-2:#EEF7F4;
      --color-paper:#FFFFFF;
      --color-ink:#102522;
      --color-text:#243B36;
      --color-muted:#60706C;
      --color-border:#DDEAE6;
      --color-footer:#102522;
      --shadow-sm:0 8px 22px rgba(16,37,34,.06);
      --shadow-md:0 16px 40px rgba(16,37,34,.09);
      --shadow-lg:0 24px 70px rgba(16,37,34,.12);
      --radius-sm:12px;
      --radius-md:18px;
      --radius-lg:26px;
      --radius-xl:34px;
      --container:1200px;
      --section:84px;
      --ease:all .24s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--color-text);
      background:
        radial-gradient(circle at 6% 2%, rgba(15,118,110,.10), transparent 30%),
        radial-gradient(circle at 88% 8%, rgba(245,158,11,.12), transparent 26%),
        linear-gradient(180deg,#F9FCFA 0%,var(--color-bg) 48%,#FFFFFF 100%);
      line-height:1.75;
      font-size:16px;
      padding-bottom:0;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    img{display:block;max-width:100%;height:auto}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer;border:0}
    input,select,textarea{
      width:100%;
      border:1px solid rgba(15,118,110,.16);
      background:#fff;
      border-radius:16px;
      min-height:48px;
      padding:12px 14px;
      color:var(--color-ink);
      outline:none;
      transition:var(--ease);
    }
    textarea{min-height:110px;resize:vertical}
    input:focus,select:focus,textarea:focus{
      border-color:var(--color-primary);
      box-shadow:0 0 0 4px rgba(15,118,110,.13);
    }
    :focus-visible{outline:3px solid rgba(245,158,11,.55);outline-offset:3px}
    .container{
      width:min(var(--container),calc(100% - 64px));
      margin:0 auto;
    }
    .section{padding:var(--section) 0}
    .section-tight{padding:56px 0}
    .section-head{
      max-width:780px;
      margin-bottom:34px;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:6px 12px;
      border-radius:999px;
      background:rgba(15,118,110,.10);
      color:var(--color-primary-dark);
      font-size:14px;
      font-weight:700;
      margin-bottom:14px;
    }
    .eyebrow::before{
      content:"";
      width:7px;
      height:7px;
      border-radius:50%;
      background:var(--color-accent);
      box-shadow:0 0 0 5px rgba(245,158,11,.14);
    }
    h1,h2,h3,p{margin-top:0}
    h1{
      font-size:clamp(32px,5vw,52px);
      line-height:1.16;
      color:var(--color-ink);
      letter-spacing:-.04em;
      margin-bottom:18px;
      font-weight:800;
    }
    h2{
      font-size:clamp(25px,3.4vw,36px);
      line-height:1.25;
      color:var(--color-ink);
      letter-spacing:-.03em;
      margin-bottom:14px;
      font-weight:800;
    }
    h3{
      font-size:20px;
      line-height:1.35;
      color:var(--color-ink);
      margin-bottom:10px;
      font-weight:750;
    }
    p{color:var(--color-muted);margin-bottom:0}
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(249,252,250,.88);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(15,118,110,.10);
    }
    .nav{
      height:76px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      min-width:max-content;
    }
    .brand-mark{
      width:44px;
      height:44px;
      border-radius:15px;
      display:grid;
      place-items:center;
      color:white;
      font-size:22px;
      font-weight:850;
      background:
        radial-gradient(circle at 30% 20%,rgba(255,255,255,.30),transparent 28%),
        linear-gradient(135deg,var(--color-primary),#12847A);
      box-shadow:0 12px 26px rgba(15,118,110,.22);
    }
    .brand-text{display:flex;flex-direction:column;line-height:1.2}
    .brand-title{font-weight:850;color:var(--color-ink);letter-spacing:-.02em}
    .brand-sub{font-size:12px;color:var(--color-muted);margin-top:2px}
    .nav-links{
      display:flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      padding:6px;
      border-radius:999px;
      background:rgba(238,247,244,.78);
      border:1px solid rgba(15,118,110,.09);
      margin-left:auto;
    }
    .nav-link{
      min-height:40px;
      display:inline-flex;
      align-items:center;
      padding:8px 16px;
      border-radius:999px;
      color:#3B524D;
      font-weight:700;
      font-size:15px;
    }
    .nav-link:hover{
      color:var(--color-primary-dark);
      background:rgba(15,118,110,.08);
    }
    .nav-link.active{
      color:var(--color-primary-dark);
      background:#fff;
      box-shadow:var(--shadow-sm);
    }
    .nav-action{display:flex;align-items:center;gap:12px}
    .btn{
      min-height:46px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      padding:12px 20px;
      border-radius:999px;
      font-weight:800;
      border:1px solid transparent;
      transition:var(--ease);
      white-space:nowrap;
    }
    .btn-primary{
      background:var(--color-primary);
      color:white;
      box-shadow:0 14px 30px rgba(15,118,110,.22);
    }
    .btn-primary:hover{
      background:var(--color-primary-dark);
      transform:translateY(-2px);
      box-shadow:0 18px 38px rgba(15,118,110,.28);
    }
    .btn-secondary{
      color:var(--color-primary-dark);
      background:#fff;
      border-color:rgba(15,118,110,.18);
      box-shadow:var(--shadow-sm);
    }
    .btn-secondary:hover{
      background:var(--color-primary-soft);
      border-color:rgba(15,118,110,.32);
      transform:translateY(-2px);
    }
    .btn-ghost{
      color:var(--color-primary-dark);
      background:rgba(15,118,110,.08);
      border-color:rgba(15,118,110,.10);
    }
    .btn-ghost:hover{background:rgba(15,118,110,.14)}
    .mobile-menu-dot{
      display:none;
      width:44px;
      height:44px;
      border-radius:14px;
      background:#fff;
      color:var(--color-primary-dark);
      border:1px solid rgba(15,118,110,.12);
      box-shadow:var(--shadow-sm);
      font-weight:800;
    }
    .mobile-tab{
      display:none;
      position:fixed;
      left:12px;
      right:12px;
      bottom:12px;
      z-index:60;
      padding:8px;
      border-radius:24px;
      background:rgba(255,255,255,.94);
      backdrop-filter:blur(18px);
      border:1px solid rgba(15,118,110,.12);
      box-shadow:0 18px 55px rgba(16,37,34,.16);
    }
    .mobile-tab-inner{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:6px;
    }
    .tab-item{
      min-height:50px;
      display:flex;
      flex-direction:column;
      align-items:center;
      justify-content:center;
      gap:2px;
      border-radius:18px;
      color:#59706B;
      font-size:12px;
      font-weight:700;
    }
    .tab-item .tab-icon{font-size:17px;line-height:1}
    .tab-item.active,.tab-item:hover{
      color:var(--color-primary-dark);
      background:var(--color-primary-soft);
    }
    .category-hero{
      padding:58px 0 36px;
      position:relative;
      overflow:hidden;
    }
    .category-hero::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg,rgba(247,250,248,.96),rgba(247,250,248,.74)),
        url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
      opacity:.86;
      z-index:-2;
    }
    .category-hero::after{
      content:"";
      position:absolute;
      right:-120px;
      top:20px;
      width:420px;
      height:420px;
      border-radius:50%;
      background:rgba(15,118,110,.10);
      filter:blur(3px);
      z-index:-1;
    }
    .hero-card{
      display:grid;
      grid-template-columns:minmax(0,1.1fr) minmax(320px,.9fr);
      align-items:center;
      gap:40px;
    }
    .hero-summary{
      max-width:760px;
    }
    .hero-summary .lead{
      font-size:18px;
      color:#4D625E;
      max-width:720px;
      margin-bottom:24px;
    }
    .hero-actions{
      display:flex;
      align-items:center;
      gap:12px;
      flex-wrap:wrap;
      margin-top:24px;
    }
    .status-panel{
      background:rgba(255,255,255,.86);
      border:1px solid rgba(15,118,110,.14);
      box-shadow:var(--shadow-md);
      border-radius:var(--radius-xl);
      padding:22px;
      position:relative;
      overflow:hidden;
    }
    .status-panel::before{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(135deg,rgba(15,118,110,.09),transparent 46%,rgba(245,158,11,.10));
      pointer-events:none;
    }
    .status-top{
      position:relative;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      margin-bottom:16px;
    }
    .live-dot{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--color-primary-dark);
      font-size:14px;
      font-weight:800;
      background:var(--color-primary-soft);
      border-radius:999px;
      padding:7px 11px;
    }
    .live-dot::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--color-primary);
      animation:pulse 1.6s infinite;
    }
    @keyframes pulse{
      0%,100%{box-shadow:0 0 0 0 rgba(15,118,110,.30)}
      50%{box-shadow:0 0 0 8px rgba(15,118,110,0)}
    }
    .panel-list{
      position:relative;
      display:grid;
      gap:12px;
    }
    .panel-item{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:14px;
      border-radius:18px;
      background:#fff;
      border:1px solid rgba(15,118,110,.10);
    }
    .panel-item strong{color:var(--color-ink)}
    .panel-item span{font-size:13px;color:var(--color-muted)}
    .progress{
      width:92px;
      height:8px;
      border-radius:999px;
      background:#E6F0ED;
      overflow:hidden;
    }
    .progress i{
      display:block;
      height:100%;
      border-radius:999px;
      background:linear-gradient(90deg,var(--color-primary),#55B7A9);
    }
    .breadcrumb-wrap{
      padding:22px 0 0;
    }
    .breadcrumb{
      display:flex;
      align-items:center;
      gap:9px;
      flex-wrap:wrap;
      color:var(--color-muted);
      font-size:14px;
    }
    .breadcrumb a{color:var(--color-primary-dark);font-weight:700}
    .breadcrumb a:hover{text-decoration:underline}
    .tag-filter{
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:wrap;
      padding:22px;
      border:1px solid rgba(15,118,110,.12);
      background:rgba(255,255,255,.78);
      box-shadow:var(--shadow-sm);
      border-radius:var(--radius-lg);
    }
    .tag{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:34px;
      padding:7px 12px;
      border-radius:999px;
      background:var(--color-primary-soft);
      color:var(--color-primary-dark);
      border:1px solid rgba(15,118,110,.10);
      font-size:14px;
      font-weight:750;
    }
    .tag.is-warm{
      background:var(--color-accent-soft);
      color:#8A5704;
      border-color:rgba(245,158,11,.20);
    }
    .layout{
      display:grid;
      grid-template-columns:minmax(0,1fr) 350px;
      gap:28px;
      align-items:start;
    }
    .intro-box{
      display:grid;
      grid-template-columns:1fr 250px;
      gap:22px;
      align-items:stretch;
      padding:26px;
      border-radius:var(--radius-xl);
      background:linear-gradient(135deg,#fff,rgba(238,247,244,.86));
      border:1px solid rgba(15,118,110,.12);
      box-shadow:var(--shadow-sm);
      margin-bottom:22px;
      overflow:hidden;
    }
    .intro-box img{
      height:100%;
      min-height:190px;
      width:100%;
      object-fit:cover;
      border-radius:22px;
      border:1px solid rgba(15,118,110,.10);
    }
    .mini-stats{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:10px;
      margin-top:20px;
    }
    .mini-stat{
      padding:13px;
      border-radius:18px;
      background:#fff;
      border:1px solid rgba(15,118,110,.10);
    }
    .mini-stat strong{
      display:block;
      color:var(--color-primary-dark);
      font-size:22px;
      line-height:1.1;
      margin-bottom:4px;
    }
    .mini-stat span{
      display:block;
      color:var(--color-muted);
      font-size:13px;
      line-height:1.45;
    }
    .service-list{
      display:grid;
      gap:16px;
    }
    .service-card{
      display:grid;
      grid-template-columns:118px 1fr;
      gap:18px;
      padding:18px;
      border-radius:var(--radius-lg);
      background:rgba(255,255,255,.90);
      border:1px solid rgba(15,118,110,.12);
      box-shadow:0 12px 30px rgba(16,37,34,.05);
      transition:var(--ease);
    }
    .service-card:hover{
      transform:translateY(-3px);
      box-shadow:var(--shadow-md);
      border-color:rgba(15,118,110,.26);
    }
    .service-thumb{
      height:118px;
      border-radius:22px;
      overflow:hidden;
      background:var(--color-bg-2);
      position:relative;
    }
    .service-thumb img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition:transform .28s ease;
    }
    .service-card:hover .service-thumb img{transform:scale(1.04)}
    .service-body{
      display:flex;
      flex-direction:column;
      min-width:0;
    }
    .service-meta{
      display:flex;
      align-items:center;
      gap:8px;
      flex-wrap:wrap;
      margin-bottom:8px;
      color:var(--color-muted);
      font-size:13px;
      font-weight:650;
    }
    .service-body p{
      margin-bottom:14px;
      font-size:15px;
      line-height:1.7;
    }
    .card-action{
      margin-top:auto;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
    }
    .text-link{
      color:var(--color-primary-dark);
      font-weight:850;
      display:inline-flex;
      align-items:center;
      gap:6px;
    }
    .text-link::after{
      content:"→";
      transition:var(--ease);
    }
    .text-link:hover::after{transform:translateX(4px)}
    .side-stack{
      display:grid;
      gap:18px;
      position:sticky;
      top:96px;
    }
    .side-card{
      padding:22px;
      border-radius:var(--radius-lg);
      background:#fff;
      border:1px solid rgba(15,118,110,.12);
      box-shadow:var(--shadow-sm);
    }
    .side-card.dark{
      background:linear-gradient(145deg,#102522,#173F39);
      color:white;
      border-color:rgba(255,255,255,.10);
      box-shadow:var(--shadow-md);
    }
    .side-card.dark h3,.side-card.dark p{color:white}
    .side-card.dark p{opacity:.78}
    .recommend-list{
      display:grid;
      gap:10px;
      margin-top:14px;
    }
    .recommend-item{
      padding:13px;
      border-radius:16px;
      background:rgba(15,118,110,.07);
      border:1px solid rgba(15,118,110,.09);
      transition:var(--ease);
    }
    .recommend-item:hover{
      background:rgba(15,118,110,.12);
      transform:translateY(-2px);
    }
    .recommend-item strong{
      display:block;
      color:var(--color-ink);
      margin-bottom:2px;
      font-size:15px;
    }
    .recommend-item span{
      display:block;
      color:var(--color-muted);
      font-size:13px;
      line-height:1.55;
    }
    .keyword-cloud{
      display:flex;
      gap:8px;
      flex-wrap:wrap;
      margin-top:14px;
    }
    .keyword-cloud span{
      padding:6px 10px;
      border-radius:999px;
      background:#F6FBF9;
      border:1px solid rgba(15,118,110,.10);
      color:#4E655F;
      font-size:13px;
      font-weight:700;
    }
    .cta-strip{
      position:relative;
      overflow:hidden;
      border-radius:var(--radius-xl);
      padding:34px;
      background:
        linear-gradient(135deg,rgba(15,118,110,.96),rgba(16,37,34,.96)),
        url("/assets/images/backpic/back-3.webp") center/cover no-repeat;
      color:white;
      box-shadow:var(--shadow-lg);
    }
    .cta-strip::after{
      content:"";
      position:absolute;
      right:-80px;
      bottom:-100px;
      width:260px;
      height:260px;
      border-radius:50%;
      background:rgba(245,158,11,.28);
    }
    .cta-content{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:1fr auto;
      gap:24px;
      align-items:center;
    }
    .cta-strip h2{color:white;margin-bottom:8px}
    .cta-strip p{color:rgba(255,255,255,.78);max-width:720px}
    .cta-strip .btn-secondary{
      background:#fff;
      color:var(--color-primary-dark);
      border-color:rgba(255,255,255,.34);
    }
    .faq-grid{
      display:grid;
      grid-template-columns:.85fr 1.15fr;
      gap:32px;
      align-items:start;
    }
    .faq-list{
      display:grid;
      gap:14px;
    }
    details{
      border:1px solid rgba(15,118,110,.12);
      border-radius:20px;
      background:#fff;
      box-shadow:0 10px 24px rgba(16,37,34,.045);
      overflow:hidden;
      transition:var(--ease);
    }
    details[open]{
      border-color:rgba(15,118,110,.30);
      box-shadow:var(--shadow-sm);
    }
    summary{
      list-style:none;
      cursor:pointer;
      padding:18px 20px;
      color:var(--color-ink);
      font-weight:800;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    summary::-webkit-details-marker{display:none}
    summary::after{
      content:"+";
      width:28px;
      height:28px;
      border-radius:50%;
      display:grid;
      place-items:center;
      flex:0 0 auto;
      background:var(--color-primary-soft);
      color:var(--color-primary-dark);
      font-weight:850;
    }
    details[open] summary::after{content:"−"}
    summary:hover{background:#F7FCFA}
    details p{
      padding:0 20px 18px;
      font-size:15px;
      line-height:1.75;
    }
    .contact-panel{
      display:grid;
      grid-template-columns:.92fr 1.08fr;
      gap:26px;
      padding:28px;
      border-radius:var(--radius-xl);
      background:linear-gradient(135deg,#fff,#F2FAF7);
      border:1px solid rgba(15,118,110,.12);
      box-shadow:var(--shadow-md);
    }
    .contact-note{
      padding:24px;
      border-radius:24px;
      background:#102522;
      color:white;
      overflow:hidden;
      position:relative;
    }
    .contact-note::after{
      content:"";
      position:absolute;
      right:-80px;
      top:-80px;
      width:190px;
      height:190px;
      border-radius:50%;
      background:rgba(245,158,11,.24);
    }
    .contact-note h2{color:white}
    .contact-note p{color:rgba(255,255,255,.76)}
    .info-lines{
      display:grid;
      gap:10px;
      margin-top:22px;
      position:relative;
      z-index:1;
    }
    .info-line{
      padding:12px 14px;
      border-radius:16px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.10);
      color:rgba(255,255,255,.86);
      font-size:14px;
    }
    .form-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:14px;
    }
    .form-field.full{grid-column:1/-1}
    label{
      display:block;
      color:var(--color-ink);
      font-weight:750;
      margin-bottom:7px;
      font-size:14px;
    }
    .form-tip{
      font-size:13px;
      color:var(--color-muted);
      margin-top:12px;
    }
    .site-footer{
      background:var(--color-footer);
      color:white;
      padding:58px 0 26px;
      margin-top:76px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.35fr .65fr .9fr;
      gap:36px;
      align-items:start;
    }
    .site-footer .brand-title{color:white}
    .site-footer .brand-sub{color:rgba(255,255,255,.62)}
    .footer-text{
      color:rgba(255,255,255,.68);
      max-width:520px;
      margin-top:18px;
      font-size:15px;
    }
    .footer-title{
      color:white;
      font-weight:850;
      margin-bottom:14px;
    }
    .footer-links{
      display:grid;
      gap:10px;
      color:rgba(255,255,255,.68);
      font-size:15px;
    }
    .footer-links a:hover{
      color:#fff;
      transform:translateX(3px);
    }
    .copyright{
      border-top:1px solid rgba(255,255,255,.10);
      margin-top:38px;
      padding-top:20px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
      color:rgba(255,255,255,.58);
      font-size:14px;
    }
    @media (max-width:1024px){
      .container{width:min(var(--container),calc(100% - 48px))}
      .hero-card,.layout,.faq-grid,.contact-panel{grid-template-columns:1fr}
      .side-stack{position:static}
      .status-panel{max-width:680px}
      .intro-box{grid-template-columns:1fr}
      .intro-box img{max-height:260px}
      .cta-content{grid-template-columns:1fr}
    }
    @media (max-width:768px){
      body{padding-bottom:82px}
      .container{width:min(var(--container),calc(100% - 32px))}
      .site-header .nav{height:68px}
      .nav-links{display:none}
      .nav-action .btn{display:none}
      .mobile-menu-dot{display:grid;place-items:center}
      .brand-mark{width:40px;height:40px;border-radius:14px}
      .brand-sub{display:none}
      .mobile-tab{display:block}
      .category-hero{padding:42px 0 24px}
      .hero-summary .lead{font-size:16px}
      .hero-actions .btn{width:100%}
      .tag-filter{padding:16px;border-radius:22px}
      .service-card{grid-template-columns:1fr}
      .service-thumb{height:190px}
      .mini-stats{grid-template-columns:1fr}
      .form-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .site-footer{padding-bottom:98px}
      .section{padding:58px 0}
      .section-tight{padding:42px 0}
    }
    @media (max-width:520px){
      h1{font-size:31px}
      .container{width:min(var(--container),calc(100% - 28px))}
      .status-panel,.intro-box,.contact-panel,.cta-strip{padding:20px;border-radius:24px}
      .panel-item{align-items:flex-start;flex-direction:column}
      .progress{width:100%}
      .service-meta{gap:6px}
      .card-action{align-items:flex-start;flex-direction:column}
      .tab-item{font-size:11px}
      .copyright{align-items:flex-start;flex-direction:column}
    }