/* roulang page: index */
:root{
      --bg:#f4f0e8;
      --bg-2:#ecf0eb;
      --surface:#ffffff;
      --surface-2:#f8f5ef;
      --ink:#111813;
      --muted:#5c6962;
      --line:rgba(17,24,19,.12);
      --line-strong:rgba(17,24,19,.2);
      --brand:#102119;
      --brand-2:#1f3529;
      --accent:#b68a47;
      --accent-2:#d8b16f;
      --shadow:0 18px 40px rgba(10,16,12,.08);
      --shadow-soft:0 10px 24px rgba(10,16,12,.06);
      --radius:18px;
      --radius-sm:14px;
      --container:1280px;
      --gap:24px;
      --gap-lg:40px;
      --trans:180ms cubic-bezier(.2,.8,.2,1);
    }
    *, *::before, *::after{box-sizing:border-box;}
    html{scroll-behavior:smooth;}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;
      color:var(--ink);
      background:
        radial-gradient(circle at top left, rgba(182,138,71,.08), transparent 34%),
        linear-gradient(180deg, #f7f3ec 0%, #f3efe8 44%, #eef2ec 100%);
      line-height:1.75;
      letter-spacing:.01em;
      -webkit-font-smoothing:antialiased;
      text-rendering:optimizeLegibility;
    }
    img{max-width:100%;display:block;border:0;}
    a{color:inherit;text-decoration:none;}
    button,input,textarea{font:inherit;}
    button{cursor:pointer;}
    .container{
      width:min(var(--container), calc(100% - 40px));
      margin-inline:auto;
    }
    .topbar{
      background:rgba(16,33,25,.96);
      color:rgba(255,255,255,.84);
      font-size:13px;
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .topbar-inner{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      padding:10px 0;
    }
    .topbar strong{
      color:#fff;
      font-weight:600;
    }
    .topbar .note{
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:wrap;
    }
    .topbar .sep{
      width:4px;height:4px;border-radius:50%;
      background:rgba(255,255,255,.38);
      display:inline-block;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:60;
      background:rgba(244,240,232,.82);
      backdrop-filter:saturate(160%) blur(14px);
      border-bottom:1px solid rgba(17,24,19,.08);
    }
    .header-inner{
      display:flex;
      align-items:center;
      gap:18px;
      min-height:78px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:260px;
      font-weight:700;
      letter-spacing:.02em;
    }
    .brand-mark{
      width:42px;
      height:42px;
      border-radius:14px;
      background:
        linear-gradient(135deg, rgba(255,255,255,.96), rgba(255,255,255,.72)),
        linear-gradient(135deg, var(--brand), var(--brand-2));
      box-shadow:inset 0 0 0 1px rgba(182,138,71,.24), var(--shadow-soft);
      position:relative;
      flex:none;
    }
    .brand-mark::before,
    .brand-mark::after{
      content:"";
      position:absolute;
      inset:auto;
      border-radius:999px;
      background:linear-gradient(180deg, var(--accent-2), var(--accent));
      opacity:.95;
    }
    .brand-mark::before{
      width:16px;height:16px;left:10px;top:9px;
    }
    .brand-mark::after{
      width:8px;height:8px;right:10px;bottom:9px;
    }
    .brand-text{
      display:flex;
      flex-direction:column;
      gap:2px;
      line-height:1.2;
    }
    .brand-text span:first-child{
      font-size:16px;
      color:var(--brand);
    }
    .brand-text span:last-child{
      font-size:12px;
      color:var(--muted);
      font-weight:500;
    }
    .nav{
      flex:1;
      display:flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      flex-wrap:wrap;
    }
    .nav a{
      position:relative;
      padding:11px 14px;
      border-radius:999px;
      color:#26322c;
      font-size:14px;
      transition:background var(--trans), color var(--trans), transform var(--trans), box-shadow var(--trans);
      outline:none;
    }
    .nav a::after{
      content:"";
      position:absolute;
      left:14px;
      right:14px;
      bottom:8px;
      height:1px;
      background:transparent;
      transition:background var(--trans), transform var(--trans);
      transform:scaleX(.3);
      transform-origin:center;
    }
    .nav a:hover,
    .nav a:focus-visible,
    .nav a.active{
      background:rgba(16,33,25,.07);
      color:var(--brand);
    }
    .nav a.active::after,
    .nav a:hover::after,
    .nav a:focus-visible::after{
      background:linear-gradient(90deg, transparent, var(--accent), transparent);
      transform:scaleX(1);
    }
    .header-actions{
      display:flex;
      align-items:center;
      gap:10px;
      flex:none;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:44px;
      padding:0 16px;
      border-radius:999px;
      border:1px solid transparent;
      font-weight:600;
      font-size:14px;
      transition:transform var(--trans), background var(--trans), color var(--trans), border-color var(--trans), box-shadow var(--trans), opacity var(--trans);
      white-space:nowrap;
      outline:none;
    }
    .btn:hover{transform:translateY(-1px);}
    .btn:active{transform:translateY(0);}
    .btn:focus-visible{
      box-shadow:0 0 0 4px rgba(182,138,71,.18);
    }
    .btn-primary{
      background:linear-gradient(135deg, var(--accent), var(--accent-2));
      color:#fff;
      box-shadow:0 10px 24px rgba(182,138,71,.24);
    }
    .btn-primary:hover{box-shadow:0 14px 28px rgba(182,138,71,.32);}
    .btn-secondary{
      background:rgba(255,255,255,.72);
      color:var(--brand);
      border-color:rgba(16,33,25,.14);
    }
    .btn-secondary:hover{
      background:#fff;
      border-color:rgba(16,33,25,.2);
    }
    .nav-toggle{
      display:none;
      width:44px;
      height:44px;
      border-radius:14px;
      border:1px solid rgba(16,33,25,.14);
      background:rgba(255,255,255,.76);
      color:var(--brand);
      align-items:center;
      justify-content:center;
      box-shadow:var(--shadow-soft);
    }
    .nav-toggle svg{width:21px;height:21px;}
    .hero{
      position:relative;
      overflow:hidden;
      background:
        linear-gradient(110deg, rgba(8,18,13,.94) 0%, rgba(8,18,13,.82) 48%, rgba(8,18,13,.5) 100%),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
      color:#f8fbf9;
      padding:42px 0 34px;
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .hero::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 18% 18%, rgba(216,177,111,.26), transparent 26%),
        radial-gradient(circle at 80% 28%, rgba(255,255,255,.08), transparent 20%),
        linear-gradient(180deg, rgba(255,255,255,.04), transparent 42%);
      pointer-events:none;
    }
    .hero-inner{
      position:relative;
      display:grid;
      grid-template-columns:1.08fr .92fr;
      gap:28px;
      align-items:center;
      min-height:calc(100vh - 160px);
      padding:18px 0 12px;
    }
    .hero-copy{
      padding:18px 0;
    }
    .kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.12);
      color:#f4e9d2;
      font-size:13px;
      margin-bottom:18px;
      backdrop-filter:blur(8px);
    }
    .kicker::before{
      content:"";
      width:7px;height:7px;border-radius:50%;
      background:var(--accent-2);
      box-shadow:0 0 0 5px rgba(216,177,111,.16);
    }
    .hero h1{
      margin:0;
      font-size:clamp(40px, 5vw, 66px);
      line-height:1.06;
      letter-spacing:-.02em;
      max-width:11ch;
    }
    .hero .subtitle{
      margin:18px 0 0;
      max-width:44rem;
      color:rgba(248,251,249,.86);
      font-size:18px;
      line-height:1.9;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:28px;
    }
    .hero-actions .btn{
      min-width:132px;
    }
    .hero-meta{
      display:grid;
      grid-template-columns:repeat(4, minmax(0,1fr));
      gap:12px;
      margin-top:28px;
    }
    .mini-stat{
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.1);
      border-radius:var(--radius-sm);
      padding:14px 14px 15px;
      backdrop-filter:blur(10px);
      box-shadow:0 10px 24px rgba(0,0,0,.08);
    }
    .mini-stat b{
      display:block;
      font-size:18px;
      color:#fff;
      margin-bottom:5px;
      letter-spacing:.01em;
    }
    .mini-stat span{
      color:rgba(248,251,249,.72);
      font-size:13px;
      line-height:1.55;
    }
    .hero-visual{
      position:relative;
      min-height:540px;
      display:grid;
      align-items:end;
    }
    .visual-card{
      position:relative;
      border-radius:26px;
      overflow:hidden;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.12);
      box-shadow:0 30px 70px rgba(0,0,0,.24);
      isolation:isolate;
    }
    .visual-card img{
      width:100%;
      height:100%;
      object-fit:cover;
    }
    .visual-main{
      height:420px;
    }
    .visual-main::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, transparent 0%, rgba(9,18,13,.08) 42%, rgba(9,18,13,.56) 100%);
      pointer-events:none;
    }
    .floating-panel{
      position:absolute;
      right:-8px;
      bottom:24px;
      width:min(280px, 56%);
      background:rgba(255,255,255,.94);
      color:var(--ink);
      border-radius:22px;
      box-shadow:var(--shadow);
      border:1px solid rgba(17,24,19,.08);
      padding:16px;
      z-index:3;
    }
    .floating-panel .panel-title{
      font-size:15px;
      font-weight:700;
      color:var(--brand);
      margin-bottom:8px;
    }
    .floating-panel .panel-text{
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
      margin-bottom:12px;
    }
    .panel-line{
      display:flex;
      justify-content:space-between;
      gap:12px;
      padding-top:10px;
      border-top:1px solid rgba(17,24,19,.08);
      font-size:13px;
    }
    .panel-line strong{
      color:var(--brand);
    }
    main{padding-bottom:20px;}
    .section{
      padding:72px 0;
    }
    .section.alt{
      background:linear-gradient(180deg, rgba(255,255,255,.6), rgba(236,240,235,.62));
      border-top:1px solid rgba(17,24,19,.05);
      border-bottom:1px solid rgba(17,24,19,.05);
    }
    .section-head{
      display:flex;
      justify-content:space-between;
      gap:18px;
      align-items:end;
      margin-bottom:24px;
    }
    .section-head .heading{
      max-width:680px;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--accent);
      font-size:13px;
      font-weight:700;
      letter-spacing:.08em;
      text-transform:uppercase;
      margin-bottom:10px;
    }
    .eyebrow::before{
      content:"";
      width:18px;height:1px;background:var(--accent);
      display:inline-block;
    }
    .section h2{
      margin:0;
      font-size:clamp(28px, 3.1vw, 44px);
      line-height:1.15;
      color:var(--brand);
      letter-spacing:-.02em;
    }
    .section p.lead{
      margin:12px 0 0;
      color:var(--muted);
      font-size:16px;
      line-height:1.9;
    }
    .section-head .section-link{
      color:var(--brand);
      border:1px solid rgba(16,33,25,.14);
      background:rgba(255,255,255,.7);
      padding:10px 14px;
      border-radius:999px;
      font-size:14px;
      font-weight:600;
      white-space:nowrap;
      transition:all var(--trans);
    }
    .section-link:hover{
      background:#fff;
      box-shadow:var(--shadow-soft);
      transform:translateY(-1px);
    }
    .split{
      display:grid;
      grid-template-columns:.96fr 1.04fr;
      gap:28px;
      align-items:center;
    }
    .feature-image{
      position:relative;
      min-height:520px;
      border-radius:26px;
      overflow:hidden;
      box-shadow:var(--shadow);
      border:1px solid rgba(17,24,19,.08);
      background:#ddd;
    }
    .feature-image img{
      width:100%;
      height:100%;
      object-fit:cover;
    }
    .feature-image .badge{
      position:absolute;
      left:18px;
      top:18px;
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:9px 12px;
      border-radius:999px;
      background:rgba(16,33,25,.82);
      color:#fff;
      font-size:12px;
      letter-spacing:.03em;
      z-index:2;
      box-shadow:0 10px 24px rgba(0,0,0,.14);
    }
    .feature-image .badge i{
      width:8px;height:8px;border-radius:50%;
      background:var(--accent-2);
      display:inline-block;
    }
    .feature-stack{
      display:grid;
      gap:16px;
    }
    .panel{
      background:rgba(255,255,255,.78);
      border:1px solid rgba(17,24,19,.08);
      border-radius:24px;
      box-shadow:var(--shadow-soft);
      padding:22px;
    }
    .panel h3{
      margin:0 0 10px;
      font-size:24px;
      line-height:1.2;
      color:var(--brand);
    }
    .panel p{
      margin:0;
      color:var(--muted);
      line-height:1.85;
    }
    .check-list{
      list-style:none;
      padding:0;
      margin:18px 0 0;
      display:grid;
      gap:12px;
    }
    .check-list li{
      display:flex;
      gap:12px;
      align-items:flex-start;
      color:var(--ink);
      padding:12px 14px;
      background:rgba(255,255,255,.72);
      border:1px solid rgba(17,24,19,.08);
      border-radius:16px;
    }
    .check-list li::before{
      content:"";
      width:10px;height:10px;border-radius:50%;
      margin-top:7px;
      background:linear-gradient(135deg, var(--accent), var(--accent-2));
      box-shadow:0 0 0 5px rgba(182,138,71,.12);
      flex:none;
    }
    .check-list strong{
      display:block;
      color:var(--brand);
      margin-bottom:2px;
    }
    .check-list span{
      color:var(--muted);
      font-size:14px;
      line-height:1.7;
      display:block;
    }
    .cards-grid{
      display:grid;
      grid-template-columns:1.3fr .85fr .85fr;
      gap:18px;
      align-items:stretch;
    }
    .content-card{
      background:var(--surface);
      border:1px solid rgba(17,24,19,.08);
      border-radius:24px;
      overflow:hidden;
      box-shadow:var(--shadow-soft);
      transition:transform var(--trans), box-shadow var(--trans), border-color var(--trans);
      display:flex;
      flex-direction:column;
      min-height:100%;
    }
    .content-card:hover{
      transform:translateY(-3px);
      box-shadow:var(--shadow);
      border-color:rgba(182,138,71,.32);
    }
    .content-card .thumb{
      position:relative;
      aspect-ratio:16/10;
      overflow:hidden;
      background:#e4e0d7;
    }
    .content-card .thumb img{
      width:100%;
      height:100%;
      object-fit:cover;
      transition:transform 260ms ease;
    }
    .content-card:hover .thumb img{
      transform:scale(1.03);
    }
    .content-card .body{
      padding:18px 18px 20px;
      display:flex;
      flex-direction:column;
      gap:12px;
      flex:1;
    }
    .tag-row{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:6px 10px;
      border-radius:999px;
      background:rgba(16,33,25,.06);
      color:var(--brand);
      font-size:12px;
      font-weight:700;
    }
    .tag.gold{
      background:rgba(182,138,71,.12);
      color:#8d642d;
    }
    .content-card h3{
      margin:0;
      font-size:21px;
      line-height:1.35;
      color:var(--brand);
      letter-spacing:-.01em;
    }
    .content-card p{
      margin:0;
      color:var(--muted);
      line-height:1.8;
      font-size:15px;
      flex:1;
    }
    .card-action{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--brand);
      font-weight:700;
      font-size:14px;
      margin-top:2px;
    }
    .card-action span{
      width:24px;height:24px;border-radius:50%;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      background:rgba(182,138,71,.12);
      color:var(--accent);
      transition:transform var(--trans);
    }
    .content-card:hover .card-action span{
      transform:translateX(2px);
    }
    .services-grid{
      display:grid;
      grid-template-columns:repeat(4, minmax(0,1fr));
      gap:16px;
    }
    .service-card{
      background:rgba(255,255,255,.76);
      border:1px solid rgba(17,24,19,.08);
      border-radius:20px;
      padding:20px;
      box-shadow:var(--shadow-soft);
      transition:transform var(--trans), border-color var(--trans), box-shadow var(--trans);
      min-height:100%;
    }
    .service-card:hover{
      transform:translateY(-2px);
      border-color:rgba(182,138,71,.28);
      box-shadow:var(--shadow);
    }
    .service-ico{
      width:46px;
      height:46px;
      border-radius:16px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      background:linear-gradient(135deg, rgba(182,138,71,.18), rgba(16,33,25,.05));
      color:var(--accent);
      margin-bottom:14px;
      box-shadow:inset 0 0 0 1px rgba(182,138,71,.18);
    }
    .service-ico svg{width:22px;height:22px;}
    .service-card h3{
      margin:0 0 8px;
      font-size:18px;
      color:var(--brand);
    }
    .service-card p{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.8;
    }
    .service-link{
      margin-top:14px;
      display:inline-flex;
      color:var(--brand);
      font-size:14px;
      font-weight:700;
    }
    .service-link::after{
      content:"→";
      margin-left:6px;
      transition:transform var(--trans);
    }
    .service-card:hover .service-link::after{
      transform:translateX(2px);
    }
    .metrics{
      display:grid;
      grid-template-columns:repeat(4, minmax(0,1fr));
      gap:16px;
    }
    .metric{
      background:linear-gradient(180deg, rgba(255,255,255,.86), rgba(248,245,239,.88));
      border:1px solid rgba(17,24,19,.08);
      border-radius:20px;
      padding:22px 20px;
      box-shadow:var(--shadow-soft);
    }
    .metric b{
      display:block;
      font-size:28px;
      color:var(--brand);
      line-height:1;
      margin-bottom:8px;
      letter-spacing:-.03em;
    }
    .metric span{
      display:block;
      color:var(--muted);
      font-size:14px;
      line-height:1.75;
    }
    .faq-wrap{
      display:grid;
      grid-template-columns:1.02fr .98fr;
      gap:24px;
      align-items:start;
    }
    .faq-list{
      display:grid;
      gap:12px;
    }
    details.faq-item{
      background:rgba(255,255,255,.84);
      border:1px solid rgba(17,24,19,.08);
      border-radius:18px;
      box-shadow:var(--shadow-soft);
      overflow:hidden;
    }
    .faq-item summary{
      list-style:none;
      cursor:pointer;
      padding:18px 20px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      color:var(--brand);
      font-weight:700;
      font-size:16px;
      outline:none;
    }
    .faq-item summary::-webkit-details-marker{display:none;}
    .faq-item summary::after{
      content:"+";
      width:28px;height:28px;
      border-radius:50%;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      flex:none;
      background:rgba(182,138,71,.12);
      color:var(--accent);
      font-size:18px;
      line-height:1;
      transition:transform var(--trans), background var(--trans);
    }
    .faq-item[open] summary::after{
      content:"–";
      background:rgba(16,33,25,.08);
      transform:rotate(0deg);
    }
    .faq-body{
      padding:0 20px 18px;
      color:var(--muted);
      line-height:1.9;
      font-size:15px;
    }
    .faq-side{
      background:
        linear-gradient(165deg, rgba(16,33,25,.96), rgba(26,44,34,.92)),
        url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
      color:#f7faf8;
      border-radius:26px;
      padding:28px;
      position:relative;
      overflow:hidden;
      box-shadow:var(--shadow);
      min-height:100%;
    }
    .faq-side::before{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, rgba(255,255,255,.06), transparent 42%);
      pointer-events:none;
    }
    .faq-side h3{
      margin:0 0 10px;
      font-size:26px;
      line-height:1.25;
    }
    .faq-side p{
      margin:0 0 18px;
      color:rgba(247,250,248,.84);
      line-height:1.85;
    }
    .faq-side .pill-list{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin:0 0 22px;
      padding:0;
      list-style:none;
    }
    .faq-side .pill-list li{
      padding:8px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.12);
      font-size:13px;
      color:#fff;
    }
    .faq-side .btn{
      width:100%;
      justify-content:center;
    }
    .cta-band{
      margin-top:72px;
      background:
        linear-gradient(135deg, rgba(16,33,25,.98), rgba(27,46,36,.94)),
        url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
      color:#f7faf8;
      border-top:1px solid rgba(255,255,255,.06);
      border-bottom:1px solid rgba(255,255,255,.06);
    }
    .cta-inner{
      display:grid;
      grid-template-columns:1fr .8fr;
      gap:24px;
      align-items:start;
      padding:42px 0;
    }
    .cta-inner h2{
      color:#fff;
      margin:0;
      font-size:clamp(30px, 3.4vw, 46px);
      line-height:1.15;
    }
    .cta-inner p{
      color:rgba(247,250,248,.84);
      margin:14px 0 0;
      line-height:1.9;
      font-size:16px;
      max-width:54rem;
    }
    .cta-box{
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.14);
      border-radius:24px;
      padding:20px;
      box-shadow:0 20px 50px rgba(0,0,0,.16);
      backdrop-filter:blur(10px);
    }
    .form-grid{
      display:grid;
      gap:12px;
    }
    .field{
      display:grid;
      gap:8px;
    }
    .field label{
      font-size:13px;
      color:rgba(255,255,255,.8);
    }
    .field input,
    .field textarea{
      width:100%;
      border-radius:14px;
      border:1px solid rgba(255,255,255,.14);
      background:rgba(255,255,255,.92);
      color:var(--ink);
      padding:13px 14px;
      outline:none;
      transition:border-color var(--trans), box-shadow var(--trans), transform var(--trans);
    }
    .field textarea{
      min-height:108px;
      resize:vertical;
    }
    .field input:focus,
    .field textarea:focus{
      border-color:rgba(216,177,111,.72);
      box-shadow:0 0 0 4px rgba(182,138,71,.14);
    }
    .form-note{
      color:rgba(247,250,248,.72);
      font-size:13px;
      line-height:1.7;
    }
    .footer{
      background:var(--brand);
      color:rgba(255,255,255,.82);
      padding:38px 0 24px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr .8fr 1fr;
      gap:20px;
      padding-bottom:24px;
      border-bottom:1px solid rgba(255,255,255,.1);
    }
    .footer-brand{
      display:grid;
      gap:14px;
    }
    .footer-brand strong{
      color:#fff;
      font-size:18px;
    }
    .footer-brand p{
      margin:0;
      line-height:1.8;
      color:rgba(255,255,255,.74);
      max-width:28rem;
    }
    .footer h4{
      margin:0 0 12px;
      color:#fff;
      font-size:15px;
      letter-spacing:.02em;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:rgba(255,255,255,.76);
      transition:color var(--trans), transform var(--trans);
      width:fit-content;
    }
    .footer-links a:hover{
      color:#fff;
      transform:translateX(2px);
    }
    .footer-meta{
      display:flex;
      flex-wrap:wrap;
      gap:12px 20px;
      justify-content:space-between;
      padding-top:18px;
      font-size:13px;
      color:rgba(255,255,255,.66);
    }
    .footer-meta a{
      color:rgba(255,255,255,.78);
    }
    .footer-meta a:hover{color:#fff;}
    .back-to-top{
      position:fixed;
      right:18px;
      bottom:18px;
      width:46px;
      height:46px;
      border-radius:50%;
      border:1px solid rgba(16,33,25,.12);
      background:rgba(255,255,255,.9);
      color:var(--brand);
      display:inline-flex;
      align-items:center;
      justify-content:center;
      box-shadow:var(--shadow-soft);
      z-index:55;
      transition:transform var(--trans), box-shadow var(--trans), opacity var(--trans);
    }
    .back-to-top:hover{transform:translateY(-2px);}
    .back-to-top svg{width:18px;height:18px;}
    @media (max-width: 1280px){
      .hero-inner{min-height:auto;padding:10px 0 4px;}
      .hero-visual{min-height:500px;}
      .cards-grid{grid-template-columns:1.18fr .91fr .91fr;}
    }
    @media (max-width: 1024px){
      .header-inner{gap:12px;}
      .brand{min-width:auto;}
      .nav{justify-content:flex-start;}
      .hero-inner,
      .split,
      .faq-wrap,
      .cta-inner,
      .footer-grid{
        grid-template-columns:1fr;
      }
      .hero-visual{min-height:430px;}
      .hero h1{max-width:13ch;}
      .hero-meta,
      .services-grid,
      .metrics,
      .cards-grid{
        grid-template-columns:repeat(2, minmax(0,1fr));
      }
      .cards-grid .content-card:first-child{
        grid-column:1 / -1;
      }
      .feature-image{min-height:420px;}
    }
    @media (max-width: 768px){
      .container{width:min(100% - 28px, var(--container));}
      .topbar-inner{
        flex-direction:column;
        align-items:flex-start;
      }
      .header-inner{
        min-height:70px;
        flex-wrap:wrap;
      }
      .nav-toggle{
        display:inline-flex;
        margin-left:auto;
      }
      .nav{
        display:none;
        width:100%;
        order:3;
        justify-content:flex-start;
        padding:6px 0 12px;
      }
      .site-header.nav-open .nav{
        display:flex;
      }
      .header-actions{
        display:none;
      }
      .site-header.nav-open .header-actions{
        display:flex;
        width:100%;
        padding-bottom:12px;
      }
      .site-header.nav-open .header-actions .btn{
        flex:1;
      }
      .nav a{padding:10px 12px;}
      .hero{
        padding:28px 0 22px;
      }
      .hero h1{
        font-size:clamp(34px, 8.4vw, 48px);
        max-width:none;
      }
      .hero .subtitle{
        font-size:16px;
      }
      .hero-meta,
      .services-grid,
      .metrics,
      .cards-grid{
        grid-template-columns:1fr;
      }
      .cta-band{
        margin-top:54px;
      }
      .section{
        padding:56px 0;
      }
      .section-head{
        flex-direction:column;
        align-items:flex-start;
      }
      .section-head .section-link{
        margin-top:4px;
      }
      .visual-main,
      .feature-image{
        min-height:340px;
      }
      .floating-panel{
        width:auto;
        left:14px;
        right:14px;
      }
      .faq-side{padding:22px;}
      .back-to-top{
        right:14px;
        bottom:14px;
      }
    }
    @media (max-width: 520px){
      .topbar{font-size:12px;}
      .brand-text span:first-child{font-size:15px;}
      .brand-text span:last-child{font-size:11px;}
      .hero h1{
        font-size:clamp(30px, 10vw, 42px);
      }
      .hero .subtitle,
      .section p.lead,
      .cta-inner p{
        font-size:15px;
      }
      .hero-actions,
      .header-actions{
        flex-direction:column;
      }
      .hero-actions .btn,
      .header-actions .btn,
      .faq-side .btn{
        width:100%;
      }
      .panel,
      .service-card,
      .metric,
      .content-card .body{
        padding:16px;
      }
      .content-card h3{
        font-size:18px;
      }
      .faq-item summary{
        padding:16px;
        font-size:15px;
      }
      .faq-body{
        padding:0 16px 16px;
      }
      .cta-inner{
        padding:32px 0;
      }
      .cta-box{
        padding:16px;
      }
      .footer-meta{
        flex-direction:column;
        align-items:flex-start;
      }
    }

/* roulang page: category1 */
:root{
  --bg:#f6f1e8;
  --bg-soft:#fbf7f0;
  --panel:#fffaf3;
  --panel-strong:#ffffff;
  --line:rgba(23,53,47,.12);
  --line-strong:rgba(23,53,47,.18);
  --text:#141414;
  --muted:#66625b;
  --muted-2:#8a847c;
  --brand:#17352f;
  --brand-2:#b68a4b;
  --brand-3:#e2c483;
  --shadow:0 18px 42px rgba(26, 33, 30, .08);
  --shadow-soft:0 10px 28px rgba(26, 33, 30, .06);
  --radius-xl:28px;
  --radius-lg:20px;
  --radius-md:14px;
  --radius-sm:12px;
  --container:1280px;
  --gap:24px;
  --gap-lg:34px;
  --transition:.26s cubic-bezier(.2,.8,.2,1);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  color:var(--text);
  font-family: "PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  line-height:1.7;
  background:
    radial-gradient(circle at top left, rgba(182,138,75,.10), transparent 22%),
    radial-gradient(circle at right top, rgba(23,53,47,.07), transparent 20%),
    linear-gradient(180deg, #fbf7f0 0%, #f4efe6 56%, #f8f4ee 100%);
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit}
button{cursor:pointer}
::selection{background:rgba(182,138,75,.24);color:#111}
:focus-visible{outline:3px solid rgba(182,138,75,.38);outline-offset:3px}

.container{
  width:min(var(--container), calc(100% - 40px));
  margin:0 auto;
}
.section{
  padding:78px 0;
  position:relative;
}
.section-soft{
  background:linear-gradient(180deg, rgba(255,255,255,.46), rgba(255,255,255,.18));
  border-top:1px solid rgba(23,53,47,.05);
  border-bottom:1px solid rgba(23,53,47,.05);
}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:18px;
  margin-bottom:28px;
}
.section-head .eyebrow,
.hero-copy .eyebrow,
.banner-tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:7px 13px;
  border:1px solid rgba(23,53,47,.12);
  border-radius:999px;
  background:rgba(255,255,255,.64);
  color:var(--brand);
  font-size:13px;
  letter-spacing:.02em;
}
.section-head h2{
  margin:12px 0 0;
  font-size:clamp(26px, 3vw, 38px);
  line-height:1.18;
  letter-spacing:-.02em;
}
.section-head p{
  margin:10px 0 0;
  color:var(--muted);
  max-width:720px;
}
.section-note{
  color:var(--muted);
  max-width:700px;
  margin:10px 0 0;
}

.topbar{
  position:relative;
  z-index:40;
  background:linear-gradient(90deg, rgba(23,53,47,.96), rgba(29,63,56,.96));
  color:#f7f3ea;
  font-size:13px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.topbar .container{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:10px 0;
}
.topbar strong{
  color:#fff4d7;
  font-weight:600;
}
.topbar span{
  opacity:.92;
}
.topbar .topbar-links{
  display:flex;
  align-items:center;
  gap:14px;
  flex-wrap:wrap;
}
.topbar .topbar-links a{
  color:#fff;
  opacity:.88;
  transition:opacity var(--transition), transform var(--transition);
}
.topbar .topbar-links a:hover{
  opacity:1;
  transform:translateY(-1px);
}

.site-header{
  position:sticky;
  top:0;
  z-index:30;
  backdrop-filter:saturate(180%) blur(12px);
  background:rgba(248,244,236,.82);
  border-bottom:1px solid rgba(23,53,47,.09);
}
.header-inner{
  min-height:78px;
  display:flex;
  align-items:center;
  gap:20px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:14px;
  min-width:260px;
}
.brand-mark{
  width:46px;
  height:46px;
  border-radius:16px;
  background:
    radial-gradient(circle at 35% 30%, rgba(255,255,255,.46), transparent 28%),
    linear-gradient(145deg, #1b453d, #0f251f 78%);
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.14), 0 10px 24px rgba(23,53,47,.18);
  position:relative;
}
.brand-mark::before,
.brand-mark::after{
  content:"";
  position:absolute;
  inset:11px;
  border-radius:12px;
  border:1px solid rgba(226,196,131,.48);
}
.brand-mark::after{
  inset:15px;
  border-color:rgba(255,255,255,.22);
}
.brand-text{
  display:flex;
  flex-direction:column;
  gap:2px;
}
.brand-text span:first-child{
  font-weight:700;
  letter-spacing:.01em;
  line-height:1.2;
}
.brand-text span:last-child{
  font-size:12px;
  color:var(--muted);
}

.nav{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  flex:1;
}
.nav a{
  position:relative;
  padding:11px 14px;
  border-radius:999px;
  color:#25221d;
  font-size:14px;
  transition:background var(--transition), color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.nav a:hover{
  background:rgba(23,53,47,.06);
  transform:translateY(-1px);
}
.nav a.active{
  color:#fff;
  background:linear-gradient(135deg, var(--brand), #224f46);
  box-shadow:0 10px 22px rgba(23,53,47,.18);
}

.header-actions{
  display:flex;
  align-items:center;
  gap:10px;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 16px;
  border-radius:999px;
  border:1px solid transparent;
  font-weight:600;
  font-size:14px;
  transition:transform var(--transition), box-shadow var(--transition), border-color var(--transition), background var(--transition), color var(--transition), opacity var(--transition);
  white-space:nowrap;
}
.btn:hover{
  transform:translateY(-1px);
}
.btn:active{
  transform:translateY(0);
}
.btn-primary{
  color:#fff;
  background:linear-gradient(135deg, var(--brand), #224f46);
  box-shadow:0 12px 22px rgba(23,53,47,.18);
}
.btn-primary:hover{
  box-shadow:0 16px 26px rgba(23,53,47,.22);
}
.btn-secondary{
  color:var(--brand);
  background:rgba(255,255,255,.68);
  border-color:rgba(23,53,47,.16);
}
.btn-secondary:hover{
  background:#fff;
  border-color:rgba(23,53,47,.24);
}

.nav-toggle{
  display:none;
  align-items:center;
  justify-content:center;
  width:46px;
  height:46px;
  border-radius:14px;
  border:1px solid rgba(23,53,47,.12);
  background:rgba(255,255,255,.72);
  color:var(--brand);
}
.nav-toggle svg{width:22px;height:22px}

main{
  position:relative;
}

.hero{
  position:relative;
  padding:32px 0 20px;
}
.hero-shell{
  position:relative;
  overflow:hidden;
  border-radius:34px;
  border:1px solid rgba(23,53,47,.10);
  box-shadow:var(--shadow);
  background:
    linear-gradient(120deg, rgba(10,25,22,.84), rgba(23,53,47,.72)),
    url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
}
.hero-shell::before{
  content:"";
  position:absolute;
  inset:0;
  background:
    linear-gradient(180deg, rgba(7,15,13,.12), rgba(7,15,13,.24)),
    radial-gradient(circle at 80% 15%, rgba(226,196,131,.18), transparent 24%);
  pointer-events:none;
}
.hero-grid{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:1.08fr .92fr;
  gap:24px;
  padding:38px;
}
.hero-copy{
  color:#f8f3ea;
  display:flex;
  flex-direction:column;
  justify-content:center;
}
.hero-copy h1{
  margin:16px 0 16px;
  font-size:clamp(34px, 5vw, 58px);
  line-height:1.06;
  letter-spacing:-.035em;
}
.hero-copy p{
  margin:0;
  max-width:620px;
  color:rgba(248,243,234,.88);
  font-size:16px;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:26px;
}
.hero-actions .btn{
  min-width:118px;
}
.btn-ghost{
  color:#fff;
  background:rgba(255,255,255,.08);
  border-color:rgba(255,255,255,.18);
  backdrop-filter:blur(8px);
}
.btn-ghost:hover{
  background:rgba(255,255,255,.12);
}
.hero-visual{
  display:flex;
  flex-direction:column;
  gap:14px;
}
.hero-image-frame{
  position:relative;
  min-height:320px;
  border-radius:26px;
  overflow:hidden;
  border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.08);
  box-shadow:0 18px 38px rgba(0,0,0,.14);
}
.hero-image-frame img{
  width:100%;
  height:100%;
  object-fit:cover;
  transform:scale(1.01);
  transition:transform var(--transition), filter var(--transition);
}
.hero-image-frame:hover img{
  transform:scale(1.05);
  filter:saturate(1.04);
}
.hero-overlay-card{
  position:absolute;
  left:18px;
  bottom:18px;
  right:18px;
  display:flex;
  align-items:center;
  gap:14px;
  padding:14px;
  border-radius:20px;
  background:rgba(255,250,243,.84);
  border:1px solid rgba(255,255,255,.40);
  box-shadow:0 16px 34px rgba(0,0,0,.12);
  backdrop-filter:blur(10px);
}
.hero-overlay-card img{
  width:78px;
  height:78px;
  border-radius:16px;
  object-fit:cover;
  flex:0 0 auto;
}
.hero-overlay-card strong{
  display:block;
  font-size:16px;
  margin-bottom:3px;
}
.hero-overlay-card p{
  margin:0;
  color:var(--muted);
  font-size:13px;
}
.hero-badges{
  display:grid;
  grid-template-columns:repeat(4, minmax(0,1fr));
  gap:12px;
  margin-top:16px;
}
.stat{
  padding:16px 18px;
  border-radius:18px;
  background:rgba(255,255,255,.62);
  border:1px solid rgba(255,255,255,.45);
  color:#fff;
  box-shadow:0 14px 30px rgba(0,0,0,.08);
  backdrop-filter:blur(10px);
}
.stat span{
  display:block;
}
.stat strong{
  display:block;
  font-size:18px;
  color:#fff7e7;
  margin-bottom:4px;
}
.stat span:last-child{
  font-size:13px;
  color:rgba(255,255,255,.80);
}

.breadcrumbs{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  margin-bottom:16px;
  color:var(--muted);
  font-size:14px;
}
.breadcrumbs a{
  color:var(--brand);
}
.breadcrumbs span{
  opacity:.58;
}
.banner-head{
  display:flex;
  flex-direction:column;
  gap:10px;
  padding:18px 22px 0;
}
.banner-box{
  border-radius:24px;
  border:1px solid rgba(23,53,47,.10);
  background:rgba(255,255,255,.70);
  box-shadow:var(--shadow-soft);
  overflow:hidden;
}
.banner-box .inner{
  padding:20px 22px 22px;
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:18px;
  align-items:center;
}
.banner-copy h1{
  margin:10px 0 10px;
  font-size:clamp(30px, 4vw, 46px);
  line-height:1.12;
  letter-spacing:-.03em;
}
.banner-copy p{
  margin:0;
  color:var(--muted);
  max-width:680px;
}
.banner-visual{
  position:relative;
  min-height:220px;
  border-radius:22px;
  overflow:hidden;
  background:linear-gradient(135deg, rgba(23,53,47,.82), rgba(23,53,47,.58)), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  border:1px solid rgba(23,53,47,.10);
}
.banner-visual .badge{
  position:absolute;
  top:16px;
  left:16px;
  padding:8px 12px;
  border-radius:999px;
  background:rgba(255,255,255,.90);
  color:var(--brand);
  font-size:13px;
  font-weight:600;
}
.banner-visual .caption{
  position:absolute;
  left:16px;
  right:16px;
  bottom:16px;
  padding:14px;
  border-radius:18px;
  background:rgba(15,25,22,.50);
  color:#fff;
  backdrop-filter:blur(10px);
}
.banner-visual .caption strong{display:block;margin-bottom:4px}
.banner-visual .caption p{margin:0;color:rgba(255,255,255,.84);font-size:13px}

.filter-row{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:22px;
}
.filter-chip{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:10px 14px;
  border-radius:999px;
  border:1px solid rgba(23,53,47,.12);
  background:rgba(255,255,255,.66);
  color:#2d2a24;
  font-size:14px;
  transition:background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.filter-chip:hover{
  background:#fff;
  border-color:rgba(23,53,47,.20);
  transform:translateY(-1px);
}
.filter-chip.active{
  background:linear-gradient(135deg, rgba(23,53,47,.96), rgba(34,79,70,.96));
  color:#fff;
  border-color:transparent;
  box-shadow:0 12px 22px rgba(23,53,47,.14);
}

.feature-grid{
  display:grid;
  grid-template-columns:1.3fr .7fr;
  gap:24px;
  align-items:stretch;
}
.feature-card{
  overflow:hidden;
  border-radius:24px;
  background:var(--panel-strong);
  border:1px solid rgba(23,53,47,.10);
  box-shadow:var(--shadow-soft);
}
.feature-card-large{
  display:grid;
  grid-template-columns:1fr 1fr;
  min-height:380px;
}
.feature-card-large .media{
  position:relative;
  overflow:hidden;
}
.feature-card-large .media img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform var(--transition), filter var(--transition);
}
.feature-card-large:hover .media img{
  transform:scale(1.05);
  filter:saturate(1.03);
}
.feature-card-large .content{
  padding:28px;
  display:flex;
  flex-direction:column;
  justify-content:center;
}
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:7px 12px;
  border-radius:999px;
  background:rgba(182,138,75,.10);
  color:#8f6222;
  font-size:12px;
  font-weight:600;
  width:fit-content;
}
.feature-card-large h3,
.info-card h3,
.list-card h3,
.sidebar-card h4,
.form-card h3{
  margin:12px 0 10px;
  line-height:1.25;
  letter-spacing:-.02em;
}
.feature-card-large h3{font-size:clamp(22px, 2.5vw, 32px)}
.feature-card-large p,
.info-card p,
.list-card p{
  margin:0;
  color:var(--muted);
}
.card-meta{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top:18px;
}
.meta-tag{
  padding:6px 10px;
  border-radius:999px;
  background:#f3eee7;
  color:#635c54;
  font-size:12px;
  border:1px solid rgba(23,53,47,.08);
}
.card-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--brand);
  font-weight:600;
  margin-top:18px;
}
.card-link::after{
  content:"→";
  transition:transform var(--transition);
}
.card-link:hover::after{
  transform:translateX(2px);
}

.feature-stack{
  display:grid;
  gap:18px;
}
.info-card{
  display:flex;
  gap:14px;
  align-items:stretch;
  padding:16px;
}
.info-card .thumb{
  width:118px;
  flex:0 0 auto;
  border-radius:16px;
  overflow:hidden;
}
.info-card .thumb img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform var(--transition);
}
.info-card:hover .thumb img{
  transform:scale(1.05);
}
.info-card .body{
  flex:1;
  padding:4px 2px 4px 0;
}
.info-card h3{
  font-size:18px;
  margin-top:4px;
}
.info-card p{
  font-size:14px;
}

.dual-layout{
  display:grid;
  grid-template-columns:minmax(0,1.1fr) 320px;
  gap:26px;
}
.list-grid{
  display:grid;
  grid-template-columns:repeat(2, minmax(0,1fr));
  gap:18px;
}
.list-card{
  overflow:hidden;
  border-radius:22px;
  border:1px solid rgba(23,53,47,.10);
  background:rgba(255,255,255,.74);
  box-shadow:var(--shadow-soft);
  transition:transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.list-card:hover{
  transform:translateY(-3px);
  box-shadow:0 18px 34px rgba(26,33,30,.10);
  border-color:rgba(23,53,47,.18);
}
.list-card .cover{
  position:relative;
  aspect-ratio:16/9;
  overflow:hidden;
}
.list-card .cover img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform var(--transition), filter var(--transition);
}
.list-card:hover .cover img{
  transform:scale(1.05);
  filter:saturate(1.03);
}
.list-card .content{
  padding:18px 18px 20px;
}
.list-card h3{
  font-size:20px;
  margin-top:10px;
}
.list-card p{
  font-size:14px;
  margin-top:8px;
}
.list-card.large{
  grid-column:span 2;
  display:grid;
  grid-template-columns:1.05fr .95fr;
}
.list-card.large .content{
  padding:22px;
}
.list-card.large h3{
  font-size:24px;
}
.card-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}
.small-note{
  font-size:12px;
  color:var(--muted-2);
}

.sidebar{
  display:grid;
  gap:18px;
  align-content:start;
  position:sticky;
  top:104px;
}
.sidebar-card{
  border-radius:22px;
  padding:20px;
  background:rgba(255,255,255,.78);
  border:1px solid rgba(23,53,47,.10);
  box-shadow:var(--shadow-soft);
}
.sidebar-card h4{
  margin-top:0;
  font-size:18px;
}
.sidebar-card p{
  margin:0;
  color:var(--muted);
  font-size:14px;
}
.sidebar-links{
  display:grid;
  gap:10px;
  margin-top:16px;
}
.sidebar-links a,
.sidebar-links span{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  padding:11px 14px;
  border-radius:14px;
  background:rgba(245,240,231,.72);
  border:1px solid rgba(23,53,47,.08);
  color:#2a2722;
  transition:background var(--transition), border-color var(--transition), transform var(--transition);
}
.sidebar-links a:hover{
  background:#fff;
  border-color:rgba(23,53,47,.18);
  transform:translateX(2px);
}
.sidebar-tags{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:14px;
}
.sidebar-tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 12px;
  border-radius:999px;
  background:#f4efe7;
  color:#514c45;
  font-size:13px;
  border:1px solid rgba(23,53,47,.08);
}

.steps{
  display:grid;
  grid-template-columns:repeat(3, minmax(0,1fr));
  gap:18px;
}
.step{
  position:relative;
  padding:22px;
  border-radius:22px;
  background:rgba(255,255,255,.74);
  border:1px solid rgba(23,53,47,.10);
  box-shadow:var(--shadow-soft);
}
.step .num{
  width:44px;
  height:44px;
  display:grid;
  place-items:center;
  border-radius:16px;
  background:linear-gradient(135deg, rgba(23,53,47,.96), rgba(34,79,70,.96));
  color:#fff;
  font-weight:700;
  box-shadow:0 12px 22px rgba(23,53,47,.18);
}
.step h3{
  margin:14px 0 8px;
  font-size:18px;
}
.step p{
  margin:0;
  color:var(--muted);
  font-size:14px;
}

.faq-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:14px;
}
details.faq-item{
  border-radius:18px;
  background:rgba(255,255,255,.80);
  border:1px solid rgba(23,53,47,.10);
  box-shadow:var(--shadow-soft);
  overflow:hidden;
}
details.faq-item[open]{
  border-color:rgba(23,53,47,.18);
}
details.faq-item summary{
  list-style:none;
  cursor:pointer;
  padding:18px 20px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-weight:600;
  color:#25221d;
}
details.faq-item summary::-webkit-details-marker{display:none}
details.faq-item summary::after{
  content:"+";
  width:30px;
  height:30px;
  display:grid;
  place-items:center;
  border-radius:999px;
  background:rgba(23,53,47,.06);
  color:var(--brand);
  flex:0 0 auto;
}
details.faq-item[open] summary::after{content:"−"}
details.faq-item .faq-body{
  padding:0 20px 18px;
  color:var(--muted);
}
details.faq-item .faq-body p{
  margin:0 0 10px;
}
details.faq-item .faq-body p:last-child{
  margin-bottom:0;
}

.cta-wrap{
  display:grid;
  grid-template-columns:1.03fr .97fr;
  gap:22px;
  align-items:stretch;
}
.cta-copy{
  border-radius:26px;
  padding:28px;
  background:
    linear-gradient(145deg, rgba(23,53,47,.96), rgba(17,34,30,.96)),
    url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
  color:#fff;
  border:1px solid rgba(255,255,255,.08);
  box-shadow:var(--shadow);
  overflow:hidden;
  position:relative;
}
.cta-copy::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(120deg, rgba(17,34,30,.18), rgba(17,34,30,.46));
}
.cta-copy > *{
  position:relative;
  z-index:1;
}
.cta-copy h2{
  margin:0 0 12px;
  font-size:clamp(26px, 3vw, 36px);
  line-height:1.15;
}
.cta-copy p{
  margin:0;
  max-width:600px;
  color:rgba(255,255,255,.86);
}
.cta-points{
  margin-top:18px;
  display:grid;
  gap:10px;
}
.cta-points div{
  padding:12px 14px;
  border-radius:16px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.11);
}
.form-card{
  border-radius:26px;
  padding:26px;
  background:rgba(255,255,255,.78);
  border:1px solid rgba(23,53,47,.10);
  box-shadow:var(--shadow-soft);
}
.form-card h3{
  font-size:22px;
}
.form-card p{
  margin:0 0 18px;
  color:var(--muted);
}
.form-grid{
  display:grid;
  gap:14px;
}
.field label{
  display:block;
  margin-bottom:7px;
  font-size:14px;
  font-weight:600;
  color:#2b2721;
}
.field input,
.field textarea{
  width:100%;
  min-height:48px;
  border-radius:14px;
  border:1px solid rgba(23,53,47,.14);
  background:#fff;
  padding:12px 14px;
  color:var(--text);
  transition:border-color var(--transition), box-shadow var(--transition), background var(--transition);
}
.field textarea{
  min-height:108px;
  resize:vertical;
}
.field input::placeholder,
.field textarea::placeholder{
  color:#9a958c;
}
.field input:focus,
.field textarea:focus{
  outline:none;
  border-color:rgba(182,138,75,.52);
  box-shadow:0 0 0 4px rgba(182,138,75,.12);
}
.form-actions{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  align-items:center;
  margin-top:6px;
}
.form-hint{
  color:var(--muted-2);
  font-size:13px;
}

.footer{
  margin-top:40px;
  background:linear-gradient(180deg, #17352f, #0f261f);
  color:#f4ede1;
  padding:56px 0 24px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.25fr .9fr .9fr .95fr;
  gap:24px;
}
.footer-brand strong{
  display:block;
  font-size:18px;
  margin-bottom:10px;
  color:#fff4d7;
}
.footer-brand p{
  margin:0;
  color:rgba(244,237,225,.82);
  max-width:360px;
}
.footer h4{
  margin:0 0 14px;
  font-size:15px;
  color:#fff8eb;
}
.footer-links{
  display:grid;
  gap:10px;
}
.footer-links a,
.footer-links span{
  color:rgba(244,237,225,.82);
  font-size:14px;
  transition:color var(--transition), transform var(--transition);
}
.footer-links a:hover{
  color:#fff;
  transform:translateX(2px);
}
.footer-meta{
  display:flex;
  justify-content:space-between;
  gap:16px;
  align-items:center;
  margin-top:30px;
  padding-top:18px;
  border-top:1px solid rgba(255,255,255,.12);
  color:rgba(244,237,225,.72);
  font-size:13px;
}
.footer-meta a{
  color:#fff;
}

.anchor-offset{scroll-margin-top:96px}

@media (max-width: 1240px){
  .hero-grid,
  .banner-box .inner,
  .feature-grid,
  .cta-wrap,
  .dual-layout{
    grid-template-columns:1fr;
  }
  .sidebar{
    position:static;
  }
  .footer-grid{
    grid-template-columns:1fr 1fr;
  }
  .feature-card-large{
    grid-template-columns:1fr;
  }
  .feature-card-large .media{min-height:260px}
}

@media (max-width: 1024px){
  .header-inner{
    gap:14px;
  }
  .brand{
    min-width:auto;
  }
  .nav a{
    padding:10px 12px;
  }
  .hero-grid{
    padding:30px;
  }
  .hero-badges{
    grid-template-columns:repeat(2, minmax(0,1fr));
  }
  .steps,
  .list-grid{
    grid-template-columns:1fr 1fr;
  }
  .list-card.large{
    grid-column:span 2;
  }
}

@media (max-width: 768px){
  .topbar .container{
    flex-direction:column;
    align-items:flex-start;
  }
  .header-inner{
    min-height:72px;
    flex-wrap:wrap;
    justify-content:space-between;
  }
  .nav-toggle{
    display:inline-flex;
    margin-left:auto;
  }
  .nav{
    display:none;
    order:4;
    width:100%;
    flex-direction:column;
    align-items:stretch;
    gap:6px;
    padding:10px 0 16px;
  }
  .site-header.nav-open .nav{
    display:flex;
  }
  .nav a{
    width:100%;
    border-radius:14px;
    background:rgba(255,255,255,.78);
    border:1px solid rgba(23,53,47,.08);
  }
  .header-actions{
    width:100%;
    order:3;
    justify-content:flex-start;
    flex-wrap:wrap;
  }
  .hero{
    padding-top:18px;
  }
  .hero-grid,
  .banner-box .inner,
  .cta-wrap{
    padding:22px;
  }
  .hero-copy h1{
    font-size:clamp(30px, 10vw, 46px);
  }
  .hero-badges,
  .steps,
  .list-grid,
  .footer-grid{
    grid-template-columns:1fr;
  }
  .list-card.large{
    grid-column:auto;
    grid-template-columns:1fr;
  }
  .info-card{
    flex-direction:column;
  }
  .info-card .thumb{
    width:100%;
    aspect-ratio:16/9;
  }
  .section{
    padding:58px 0;
  }
  .section-head{
    flex-direction:column;
    align-items:flex-start;
  }
  .footer-meta{
    flex-direction:column;
    align-items:flex-start;
  }
}

@media (max-width: 520px){
  .container{
    width:min(calc(100% - 24px), var(--container));
  }
  .brand-text span:first-child{
    font-size:14px;
  }
  .brand-text span:last-child{
    font-size:11px;
  }
  .btn,
  .nav a,
  .filter-chip{
    min-height:42px;
  }
  .hero-shell,
  .banner-box,
  .feature-card,
  .list-card,
  .sidebar-card,
  .form-card,
  details.faq-item,
  .cta-copy{
    border-radius:20px;
  }
  .hero-grid,
  .banner-box .inner,
  .cta-wrap{
    padding:18px;
  }
  .hero-image-frame{
    min-height:240px;
  }
  .hero-overlay-card{
    left:12px;
    right:12px;
    bottom:12px;
    padding:12px;
    gap:10px;
  }
  .hero-overlay-card img{
    width:64px;
    height:64px;
  }
  .hero-copy p,
  .banner-copy p,
  .section-note,
  .section-head p{
    font-size:14px;
  }
  .field input,
  .field textarea{
    min-height:46px;
  }
  .cta-copy,
  .form-card{
    padding:20px;
  }
}