/* roulang page: index */
:root{
      --bg:#F7F1EA;
      --bg-soft:#FFFDF9;
      --panel:#FFFFFF;
      --panel-2:#FCF7F1;
      --text:#1B1718;
      --muted:#6F6265;
      --line:#E6DAD3;
      --line-2:#DCC8BE;
      --primary:#24151F;
      --primary-2:#3A1F32;
      --accent:#C67862;
      --accent-2:#E0A083;
      --shadow:0 18px 40px rgba(36,21,31,.08);
      --shadow-2:0 14px 28px rgba(36,21,31,.12);
      --radius-xl:28px;
      --radius-lg:22px;
      --radius-md:16px;
      --radius-sm:12px;
      --container:1200px;
      --ease:cubic-bezier(.2,.8,.2,1);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at top left, rgba(198,120,98,.08), transparent 24%),
        radial-gradient(circle at 85% 10%, rgba(58,31,50,.06), transparent 22%),
        linear-gradient(180deg,#fbf7f2 0%, #f7f1ea 40%, #f6efe8 100%);
      line-height:1.75;
      text-rendering:optimizeLegibility;
      -webkit-font-smoothing:antialiased;
      overflow-x:hidden;
    }
    img{max-width:100%;display:block}
    a{color:inherit;text-decoration:none}
    button,input,textarea,select{font:inherit}
    ::selection{background:rgba(198,120,98,.18);color:var(--primary)}
    .container{width:min(var(--container), calc(100% - 32px)); margin:0 auto}
    .skip-link{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}
    .skip-link:focus{left:16px;top:16px;width:auto;height:auto;padding:10px 14px;background:#fff;border-radius:999px;z-index:1000;box-shadow:var(--shadow)}
    .header{
      position:sticky;top:0;z-index:60;
      backdrop-filter:saturate(160%) blur(8px);
      background:rgba(255,253,249,.92);
      border-bottom:1px solid rgba(230,218,211,.9);
    }
    .nav{
      height:74px;
      display:flex;
      align-items:center;
      gap:18px;
    }
    .brand{
      display:flex;align-items:center;gap:12px;min-width:max-content;
      font-weight:800;letter-spacing:-.03em;color:var(--primary);
    }
    .brand-mark{
      width:40px;height:40px;border-radius:14px;
      background:
        linear-gradient(145deg, rgba(198,120,98,.18), rgba(58,31,50,.08)),
        #fff;
      border:1px solid rgba(198,120,98,.22);
      display:grid;place-items:center;
      box-shadow:0 10px 22px rgba(36,21,31,.06);
    }
    .brand-mark svg{width:22px;height:22px;stroke:var(--primary-2);stroke-width:1.7;fill:none;stroke-linecap:round;stroke-linejoin:round}
    .brand-text{font-size:16px}
    .nav-links{
      display:flex;align-items:center;gap:6px;
      margin-left:12px;flex:1;
    }
    .nav-links a{
      position:relative;
      padding:10px 14px;
      color:#4a3b3f;
      border-radius:999px;
      transition:all .24s var(--ease);
      font-size:14px;
      white-space:nowrap;
    }
    .nav-links a:hover,
    .nav-links a:focus-visible{
      background:rgba(198,120,98,.08);
      color:var(--primary);
      outline:none;
    }
    .nav-links a.active{
      background:rgba(58,31,50,.08);
      color:var(--primary);
      font-weight:700;
    }
    .nav-links a::after{
      content:"";
      position:absolute;
      left:14px;right:14px;bottom:8px;height:1px;
      background:linear-gradient(90deg, transparent, rgba(198,120,98,.7), transparent);
      transform:scaleX(0);
      transform-origin:center;
      transition:transform .28s var(--ease);
    }
    .nav-links a:hover::after,
    .nav-links a:focus-visible::after{transform:scaleX(1)}
    .nav-right{
      display:flex;align-items:center;gap:12px;
    }
    .search{
      position:relative;
      width:min(320px, 27vw);
    }
    .search input{
      width:100%;
      height:46px;
      border:1px solid var(--line);
      border-radius:999px;
      background:#fff;
      padding:0 16px 0 42px;
      color:var(--text);
      outline:none;
      transition:box-shadow .24s var(--ease), border-color .24s var(--ease), transform .24s var(--ease);
    }
    .search input::placeholder{color:#9a878b}
    .search input:focus{
      border-color:rgba(198,120,98,.7);
      box-shadow:0 0 0 4px rgba(198,120,98,.12);
    }
    .search svg{
      position:absolute;left:16px;top:50%;transform:translateY(-50%);
      width:16px;height:16px;stroke:#8f7d80;stroke-width:2;fill:none;
    }
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      height:46px;
      padding:0 18px;
      border-radius:999px;
      border:1px solid transparent;
      font-weight:700;
      transition:transform .24s var(--ease), box-shadow .24s var(--ease), background .24s var(--ease), border-color .24s var(--ease), color .24s var(--ease);
      cursor:pointer;
      white-space:nowrap;
    }
    .btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
    .btn:focus-visible{outline:none;box-shadow:0 0 0 4px rgba(198,120,98,.16), var(--shadow-2)}
    .btn-primary{
      background:var(--accent);
      color:#fff;
      box-shadow:0 12px 24px rgba(198,120,98,.24);
    }
    .btn-primary:hover{background:#b96a56}
    .btn-secondary{
      background:rgba(255,255,255,.8);
      color:var(--primary);
      border-color:var(--line);
    }
    .btn-secondary:hover{background:#fff6f2;border-color:rgba(198,120,98,.35)}
    .badge{
      display:inline-flex;align-items:center;gap:6px;
      padding:6px 10px;
      border-radius:999px;
      font-size:12px;
      line-height:1;
      font-weight:700;
      letter-spacing:.02em;
      color:var(--primary);
      background:rgba(198,120,98,.10);
      border:1px solid rgba(198,120,98,.18);
    }
    .badge-dot{
      width:6px;height:6px;border-radius:50%;background:var(--accent);
      box-shadow:0 0 0 4px rgba(198,120,98,.12);
    }
    .hero{
      position:relative;
      padding:42px 0 24px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns:1.08fr .92fr;
      gap:32px;
      align-items:center;
      min-height:calc(100vh - 110px);
    }
    .eyebrow{margin-bottom:18px}
    .hero h1{
      margin:0;
      font-size:clamp(34px, 5vw, 64px);
      line-height:1.08;
      letter-spacing:-.05em;
      color:var(--primary);
    }
    .hero p.lead{
      margin:18px 0 0;
      max-width:680px;
      font-size:18px;
      color:var(--muted);
      line-height:1.8;
    }
    .hero-actions{
      display:flex;flex-wrap:wrap;gap:12px;
      margin-top:28px;
    }
    .trust{
      display:flex;flex-wrap:wrap;gap:10px;
      margin-top:22px;
    }
    .trust .mini{
      display:flex;align-items:center;gap:8px;
      padding:10px 12px;border-radius:999px;
      background:rgba(255,255,255,.7);
      border:1px solid var(--line);
      color:#4f4145;
      font-size:13px;font-weight:600;
    }
    .trust .mini svg{width:14px;height:14px;stroke:var(--accent);stroke-width:2;fill:none}
    .hero-card{
      position:relative;
      border-radius:30px;
      background:
        linear-gradient(180deg, rgba(255,255,255,.9), rgba(255,255,255,.72)),
        radial-gradient(circle at top right, rgba(198,120,98,.14), transparent 34%),
        #fff;
      border:1px solid rgba(230,218,211,.95);
      box-shadow:0 24px 54px rgba(36,21,31,.08);
      overflow:hidden;
      padding:24px;
    }
    .hero-card::before{
      content:"";
      position:absolute;inset:0;
      background:
        linear-gradient(rgba(58,31,50,.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(58,31,50,.06) 1px, transparent 1px);
      background-size:34px 34px;
      mask-image:linear-gradient(180deg, rgba(0,0,0,.8), transparent 80%);
      pointer-events:none;
    }
    .panel-stack{
      position:relative;
      display:grid;
      gap:14px;
    }
    .panel{
      border-radius:22px;
      background:rgba(255,253,249,.92);
      border:1px solid rgba(230,218,211,.95);
      box-shadow:0 10px 24px rgba(36,21,31,.05);
      padding:18px;
    }
    .panel-head{
      display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:14px
    }
    .panel-title{
      font-weight:800;
      color:var(--primary);
      letter-spacing:-.02em;
    }
    .risk-meter{
      display:flex;align-items:center;gap:8px
    }
    .meter-bar{
      width:120px;height:10px;border-radius:999px;background:#eee1da;overflow:hidden;position:relative
    }
    .meter-bar span{
      position:absolute;left:0;top:0;bottom:0;width:72%;
      background:linear-gradient(90deg, var(--accent), var(--accent-2));
      border-radius:inherit;
    }
    .meter-label{
      font-size:12px;font-weight:700;color:#7a666a
    }
    .blur-block{
      border-radius:16px;
      background:
        linear-gradient(90deg, rgba(36,21,31,.08), rgba(36,21,31,.03)),
        repeating-linear-gradient(90deg, rgba(36,21,31,.05) 0 14px, rgba(255,255,255,.55) 14px 28px);
      filter:blur(.1px);
      height:56px;
      border:1px solid rgba(36,21,31,.05);
    }
    .tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
    .tag{
      padding:7px 10px;
      border-radius:999px;
      background:#fff;
      border:1px solid var(--line);
      color:#5b4a4e;
      font-size:12px;
      font-weight:700;
    }
    .tag.accent{
      background:rgba(198,120,98,.12);
      border-color:rgba(198,120,98,.22);
      color:var(--primary);
    }
    .checklist{
      display:grid;gap:10px;margin-top:14px
    }
    .check-item{
      display:flex;align-items:flex-start;gap:10px;
      padding:12px 14px;border-radius:16px;
      background:#fff;
      border:1px solid rgba(230,218,211,.85);
      color:#4d4044;
      font-size:14px;
    }
    .check-item .ico{
      width:22px;height:22px;border-radius:50%;
      background:rgba(79,138,104,.12);color:#4f8a68;
      display:grid;place-items:center;flex:0 0 22px;margin-top:1px
    }
    .check-item svg{width:13px;height:13px;stroke:#4f8a68;stroke-width:2.2;fill:none}
    .section{
      padding:72px 0;
    }
    .section-head{
      display:flex;justify-content:space-between;align-items:end;gap:18px;
      margin-bottom:28px;
    }
    .section-head h2{
      margin:0;
      font-size:clamp(28px, 3.1vw, 42px);
      line-height:1.15;
      letter-spacing:-.04em;
      color:var(--primary);
    }
    .section-head p{
      margin:0;
      max-width:600px;
      color:var(--muted);
      font-size:16px;
    }
    .intro-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
    }
    .intro-card{
      position:relative;
      background:linear-gradient(180deg, #fff, #fcf7f1);
      border:1px solid rgba(230,218,211,.95);
      border-radius:24px;
      padding:22px;
      box-shadow:0 12px 26px rgba(36,21,31,.05);
      transition:transform .24s var(--ease), box-shadow .24s var(--ease), border-color .24s var(--ease);
      min-height:206px;
    }
    .intro-card:hover{
      transform:translateY(-4px);
      border-color:rgba(198,120,98,.45);
      box-shadow:var(--shadow-2);
    }
    .num{
      display:inline-grid;place-items:center;
      width:34px;height:34px;border-radius:12px;
      background:rgba(58,31,50,.08);color:var(--primary);
      font-weight:800;font-size:14px;margin-bottom:14px;
    }
    .intro-card h3,
    .feature h3,
    .scene h3,
    .case h3,
    .plan h3,
    .faq-item summary{
      margin:0;
      color:var(--primary);
      letter-spacing:-.03em;
    }
    .intro-card h3{font-size:22px}
    .intro-card p,.feature p,.scene p,.case p,.plan p{margin:10px 0 0;color:var(--muted);line-height:1.8}
    .state{
      display:inline-flex;
      margin-top:16px;
      padding:6px 10px;border-radius:999px;
      background:rgba(198,120,98,.10);
      color:var(--primary);
      border:1px solid rgba(198,120,98,.18);
      font-size:12px;
      font-weight:700;
    }
    .split{
      display:grid;
      grid-template-columns:320px 1fr;
      gap:26px;
      align-items:start;
    }
    .sticky{
      position:sticky;
      top:96px;
      padding:22px;
      border-radius:26px;
      background:linear-gradient(180deg,#fff, #fbf6f0);
      border:1px solid rgba(230,218,211,.95);
      box-shadow:0 10px 28px rgba(36,21,31,.05);
    }
    .sticky h3{margin:0 0 10px;font-size:24px;letter-spacing:-.03em}
    .sticky p{margin:0;color:var(--muted)}
    .feature-list{
      display:grid;
      gap:16px;
    }
    .feature{
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:16px;
      align-items:start;
      padding:22px;
      background:var(--panel);
      border:1px solid rgba(230,218,211,.95);
      border-radius:24px;
      box-shadow:0 10px 24px rgba(36,21,31,.04);
      transition:transform .24s var(--ease), box-shadow .24s var(--ease), border-color .24s var(--ease);
    }
    .feature:hover{
      transform:translateY(-4px);
      border-color:rgba(198,120,98,.45);
      box-shadow:var(--shadow);
    }
    .feature .icon{
      width:48px;height:48px;border-radius:16px;
      background:linear-gradient(145deg, rgba(198,120,98,.15), rgba(58,31,50,.08));
      display:grid;place-items:center;
      color:var(--primary);
      border:1px solid rgba(198,120,98,.16);
      flex:0 0 auto;
    }
    .feature svg{width:22px;height:22px;stroke:var(--primary);stroke-width:1.8;fill:none;stroke-linecap:round;stroke-linejoin:round}
    .feature h3{font-size:22px}
    .feature ul{
      margin:12px 0 0;
      padding:0;
      list-style:none;
      display:grid;
      gap:8px;
    }
    .feature li{
      position:relative;
      padding-left:18px;
      color:#53464a;
      font-size:15px;
    }
    .feature li::before{
      content:"";
      position:absolute;left:0;top:.7em;
      width:8px;height:8px;border-radius:50%;
      background:var(--accent);
      box-shadow:0 0 0 4px rgba(198,120,98,.12);
    }
    .link{
      display:inline-flex;align-items:center;gap:6px;
      color:var(--primary-2);
      font-weight:700;
      font-size:14px;
      margin-top:14px;
      position:relative;
    }
    .link::after{
      content:"";
      position:absolute;
      left:0;right:0;bottom:-2px;height:1px;
      background:currentColor;
      transform:scaleX(0);
      transform-origin:left;
      transition:transform .24s var(--ease);
      opacity:.65;
    }
    .link:hover::after,.link:focus-visible::after{transform:scaleX(1)}
    .feature .aside{
      color:#8a7378;
      font-size:12px;
      font-weight:700;
      letter-spacing:.02em;
      text-transform:uppercase;
      padding-top:6px;
      white-space:nowrap;
    }
    .scene-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr .8fr;
      gap:18px;
    }
    .scene{
      position:relative;
      border-radius:26px;
      padding:22px;
      background:linear-gradient(180deg,#fff, #fcf7f1);
      border:1px solid rgba(230,218,211,.95);
      box-shadow:0 10px 24px rgba(36,21,31,.04);
      min-height:220px;
      overflow:hidden;
    }
    .scene.big{grid-row:span 2;min-height:458px}
    .scene::after{
      content:"";
      position:absolute;inset:auto -20px -30px auto;
      width:140px;height:140px;border-radius:50%;
      background:radial-gradient(circle, rgba(198,120,98,.18), transparent 70%);
      pointer-events:none;
    }
    .scene h3{font-size:24px}
    .chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
    .chip{
      padding:7px 10px;border-radius:999px;background:#fff;border:1px solid var(--line);
      color:#5c4a4e;font-size:12px;font-weight:700
    }
    .flow{
      margin-top:18px;
      display:grid;gap:10px;
    }
    .flow-step{
      display:flex;gap:12px;align-items:flex-start;
      padding:14px 14px;
      border-radius:18px;background:#fff;border:1px solid var(--line);
    }
    .step-no{
      width:26px;height:26px;border-radius:10px;
      background:rgba(58,31,50,.08);
      display:grid;place-items:center;
      color:var(--primary);font-size:12px;font-weight:800;
      flex:0 0 26px;
    }
    .flow-step strong{display:block;color:var(--primary);font-size:14px;margin-bottom:2px}
    .flow-step span{color:var(--muted);font-size:13px;line-height:1.7}
    .case-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
    }
    .case{
      border-radius:24px;
      padding:22px;
      background:linear-gradient(180deg,#fff,#fbf7f1);
      border:1px solid rgba(230,218,211,.95);
      box-shadow:0 10px 24px rgba(36,21,31,.04);
      transition:transform .24s var(--ease), box-shadow .24s var(--ease);
    }
    .case:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .case .label{
      display:inline-flex;
      padding:6px 10px;border-radius:999px;
      background:rgba(58,31,50,.08);color:var(--primary);
      font-size:12px;font-weight:700
    }
    .case .stat{
      font-size:44px;line-height:1;
      margin:18px 0 12px;
      color:var(--primary);
      letter-spacing:-.05em;
      font-weight:900;
    }
    .case p{margin-top:0}
    .price-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
    }
    .plan{
      position:relative;
      background:linear-gradient(180deg,#fff, #fcf7f1);
      border:1px solid rgba(230,218,211,.95);
      border-radius:26px;
      padding:24px;
      box-shadow:0 12px 28px rgba(36,21,31,.05);
      display:flex;
      flex-direction:column;
      min-height:320px;
    }
    .plan.featured{
      border-color:rgba(198,120,98,.42);
      box-shadow:0 18px 38px rgba(198,120,98,.10);
      transform:translateY(-4px);
      background:
        radial-gradient(circle at top right, rgba(198,120,98,.10), transparent 28%),
        linear-gradient(180deg,#fff,#fcf7f1);
    }
    .plan .price{
      margin:16px 0 8px;
      color:var(--primary);
      font-size:28px;font-weight:900;letter-spacing:-.03em;
    }
    .plan ul{
      list-style:none;padding:0;margin:14px 0 0;display:grid;gap:9px
    }
    .plan li{
      position:relative;
      padding-left:18px;
      color:#53464a;
      font-size:14px;
    }
    .plan li::before{
      content:"";
      position:absolute;left:0;top:.8em;
      width:7px;height:7px;border-radius:50%;
      background:var(--accent);
    }
    .plan .push{margin-top:auto;padding-top:18px}
    .faq{
      background:rgba(255,253,249,.72);
      border-top:1px solid rgba(230,218,211,.9);
      border-bottom:1px solid rgba(230,218,211,.9);
    }
    .faq-list{
      display:grid;
      gap:12px;
    }
    .faq-item{
      background:#fff;
      border:1px solid rgba(230,218,211,.95);
      border-radius:20px;
      overflow:hidden;
      box-shadow:0 10px 20px rgba(36,21,31,.04);
    }
    .faq-item summary{
      list-style:none;
      cursor:pointer;
      padding:18px 20px;
      font-size:17px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary .plus{
      width:26px;height:26px;border-radius:50%;
      border:1px solid var(--line);
      display:grid;place-items:center;
      flex:0 0 26px;
      transition:transform .24s var(--ease), background .24s var(--ease);
      color:var(--primary-2);
    }
    .faq-item[open] summary .plus{transform:rotate(45deg);background:rgba(198,120,98,.10)}
    .faq-content{
      padding:0 20px 18px 20px;
      color:var(--muted);
      border-top:1px solid rgba(230,218,211,.7);
      margin:0 20px 0;
    }
    .faq-content p{margin:16px 0 0}
    .cta-band{
      padding:72px 0;
    }
    .cta-box{
      background:
        radial-gradient(circle at top right, rgba(198,120,98,.18), transparent 28%),
        linear-gradient(180deg, #f8efe6 0%, #efe1d5 100%);
      border:1px solid rgba(198,120,98,.18);
      border-radius:32px;
      padding:42px 28px;
      text-align:center;
      box-shadow:0 20px 40px rgba(36,21,31,.08);
    }
    .cta-box h2{
      margin:0;
      font-size:clamp(28px, 4vw, 44px);
      line-height:1.14;
      letter-spacing:-.04em;
      color:var(--primary);
    }
    .cta-box p{
      margin:14px auto 0;
      max-width:760px;
      color:#5f5054;
      font-size:16px;
    }
    .cta-actions{
      display:flex;justify-content:center;flex-wrap:wrap;gap:12px;margin-top:22px;
    }
    .footer{
      background:linear-gradient(180deg, #2b1724 0%, #24151f 100%);
      color:#f7efe8;
      padding:62px 0 26px;
      margin-top:0;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.3fr .7fr .7fr .9fr;
      gap:24px;
    }
    .footer h3,.footer h4{margin:0 0 14px;letter-spacing:-.03em}
    .footer h3{font-size:20px}
    .footer p,.footer a,.footer li{color:rgba(247,239,232,.82);font-size:14px}
    .footer a:hover{color:#fff}
    .footer-links{display:grid;gap:10px}
    .footer-bottom{
      margin-top:34px;
      padding-top:18px;
      border-top:1px solid rgba(255,255,255,.08);
      display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
      color:rgba(247,239,232,.72);
      font-size:13px;
    }
    .footer .brand{color:#fff}
    .footer .brand-mark{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.08)}
    .footer .brand-mark svg{stroke:#f3d6cc}
    .mobile-toggle{
      display:none;
      width:44px;height:44px;border-radius:14px;
      border:1px solid var(--line);
      background:#fff;
      align-items:center;justify-content:center;
      color:var(--primary);
    }
    .mobile-toggle svg{width:20px;height:20px;stroke:currentColor;stroke-width:2;fill:none}
    .desktop-only{display:block}
    .mobile-only{display:none}
    .grid-note{
      margin-top:16px;
      padding:12px 14px;
      border-radius:16px;
      background:rgba(58,31,50,.06);
      color:#5b4a4e;
      font-size:13px;
      border:1px solid rgba(58,31,50,.08);
    }
    .fade-up{
      animation:fadeUp .85s var(--ease) both;
    }
    .d1{animation-delay:.03s}.d2{animation-delay:.08s}.d3{animation-delay:.14s}.d4{animation-delay:.2s}
    @keyframes fadeUp{
      from{opacity:0;transform:translateY(18px)}
      to{opacity:1;transform:translateY(0)}
    }
    @media (max-width: 1199px){
      .hero-grid{grid-template-columns:1fr .95fr;gap:24px}
      .split{grid-template-columns:1fr}
      .sticky{position:relative;top:auto}
      .scene-grid{grid-template-columns:1fr 1fr}
      .scene.big{grid-row:auto;min-height:220px}
      .case-grid,.price-grid,.footer-grid{grid-template-columns:1fr 1fr}
      .intro-grid{grid-template-columns:1fr 1fr}
      .nav-links{gap:2px}
      .search{width:min(250px, 22vw)}
    }
    @media (max-width: 767px){
      .nav{height:66px;gap:10px}
      .nav-links,.search,.desktop-only{display:none}
      .mobile-toggle{display:inline-flex;margin-left:auto}
      .mobile-only{display:inline-flex}
      .brand-text{font-size:15px}
      .hero{padding:22px 0 12px}
      .hero-grid{grid-template-columns:1fr;min-height:auto}
      .hero-card{order:-1;padding:18px}
      .hero p.lead{font-size:16px}
      .hero-actions,.cta-actions{flex-direction:column}
      .hero-actions .btn,.cta-actions .btn,.plan .btn{width:100%}
      .intro-grid,.scene-grid,.case-grid,.price-grid,.footer-grid{grid-template-columns:1fr}
      .section{padding:56px 0}
      .section-head{flex-direction:column;align-items:flex-start}
      .feature{grid-template-columns:auto 1fr;gap:14px}
      .feature .aside{display:none}
      .feature .link{grid-column:1 / -1}
      .cta-box{padding:34px 18px}
      .btn{height:44px}
      .search-mobile{
        display:block;
        margin-top:14px;
      }
      .search-mobile .search{display:block;width:100%}
    }
    @media (max-width: 520px){
      .container{width:min(var(--container), calc(100% - 24px))}
      .brand-text{font-size:14px}
      .hero h1{font-size:clamp(34px, 10vw, 42px)}
      .hero p.lead{margin-top:14px}
      .intro-card,.feature,.scene,.case,.plan,.faq-item summary{padding-left:18px;padding-right:18px}
      .faq-item summary{font-size:16px}
      .cta-box h2{font-size:30px}
      .footer-bottom{flex-direction:column}
    }

/* roulang page: category1 */
:root{
      --ink:#1B1718;
      --muted:#6F6265;
      --primary:#24151F;
      --primary-2:#3A1F32;
      --primary-3:#5B2D46;
      --sand:#F7F1EA;
      --sand-2:#EFE5DA;
      --paper:#FFFDF9;
      --line:#E6DAD3;
      --accent:#C67862;
      --accent-2:#E0A083;
      --success:#4F8A68;
      --warning:#B67A2A;
      --error:#B65252;
      --shadow-sm:0 8px 24px rgba(36,21,31,.07);
      --shadow-md:0 18px 42px rgba(36,21,31,.12);
      --shadow-lg:0 28px 70px rgba(36,21,31,.16);
      --radius-sm:14px;
      --radius:22px;
      --radius-lg:32px;
      --container:1200px;
      --ease:cubic-bezier(.2,.8,.2,1);
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--ink);
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
      line-height:1.75;
      background:
        radial-gradient(circle at 10% 0%, rgba(198,120,98,.13), transparent 28%),
        linear-gradient(180deg, #FFFDF9 0%, #F7F1EA 46%, #FFFDF9 100%);
      text-rendering:optimizeLegibility;
      -webkit-font-smoothing:antialiased;
    }
    a{color:inherit;text-decoration:none}
    img,svg{display:block;max-width:100%}
    button,input,select{font:inherit}
    button{cursor:pointer}
    input,select{
      min-width:0;
      border:none;
      outline:none;
      background:transparent;
      color:var(--ink);
    }
    ::selection{background:rgba(198,120,98,.24)}
    .container{
      width:min(var(--container), calc(100% - 40px));
      margin-inline:auto;
    }
    .section{padding:92px 0}
    .section.tight{padding:72px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border:1px solid rgba(198,120,98,.26);
      border-radius:999px;
      background:rgba(255,253,249,.78);
      color:var(--primary-3);
      font-size:13px;
      font-weight:700;
      letter-spacing:.02em;
    }
    .eyebrow:before{
      content:"";
      width:7px;
      height:7px;
      border-radius:999px;
      background:var(--accent);
      box-shadow:0 0 0 5px rgba(198,120,98,.13);
    }
    h1,h2,h3,p{margin-top:0}
    h1{
      margin-bottom:20px;
      font-size:clamp(36px, 5vw, 64px);
      line-height:1.1;
      letter-spacing:-.045em;
      font-weight:800;
      color:var(--primary);
    }
    h2{
      margin-bottom:16px;
      font-size:clamp(28px, 3.5vw, 44px);
      line-height:1.16;
      letter-spacing:-.035em;
      color:var(--primary);
      font-weight:800;
    }
    h3{
      font-size:23px;
      line-height:1.25;
      letter-spacing:-.02em;
      color:var(--primary);
      margin-bottom:10px;
    }
    p{color:var(--muted)}
    .lead{
      font-size:18px;
      line-height:1.82;
      max-width:760px;
    }

    .header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(255,253,249,.92);
      backdrop-filter:saturate(180%) blur(16px);
      border-bottom:1px solid rgba(230,218,211,.9);
      box-shadow:0 10px 28px rgba(36,21,31,.05);
    }
    .nav{
      min-height:72px;
      display:flex;
      align-items:center;
      gap:24px;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:11px;
      min-width:max-content;
      font-weight:800;
      color:var(--primary);
      letter-spacing:-.02em;
    }
    .brand-mark{
      width:38px;
      height:38px;
      border-radius:14px;
      display:grid;
      place-items:center;
      background:linear-gradient(145deg, var(--primary), var(--primary-3));
      color:var(--sand);
      box-shadow:0 12px 28px rgba(36,21,31,.22);
      flex:0 0 auto;
    }
    .brand-mark svg{width:22px;height:22px}
    .brand-mark path,.search svg path,.search svg circle,.mobile-toggle path{
      stroke:currentColor;
      stroke-width:1.8;
      fill:none;
      stroke-linecap:round;
      stroke-linejoin:round;
    }
    .brand-text{font-size:17px}
    .nav-links{
      display:flex;
      align-items:center;
      gap:6px;
      margin-left:8px;
    }
    .nav-links a{
      position:relative;
      padding:10px 14px;
      border-radius:999px;
      color:var(--muted);
      font-size:15px;
      font-weight:700;
      transition:background .25s var(--ease), color .25s var(--ease), transform .25s var(--ease);
    }
    .nav-links a:hover{
      color:var(--primary);
      background:rgba(198,120,98,.1);
      transform:translateY(-1px);
    }
    .nav-links a.active{
      color:var(--primary);
      background:var(--sand-2);
    }
    .nav-right{
      margin-left:auto;
      display:flex;
      align-items:center;
      gap:12px;
    }
    .search{
      width:315px;
      height:44px;
      display:flex;
      align-items:center;
      gap:10px;
      padding:0 14px;
      background:#fff;
      border:1px solid var(--line);
      border-radius:999px;
      color:#8b7b7e;
      transition:border-color .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease);
    }
    .search svg{width:18px;height:18px;flex:0 0 auto}
    .search input{width:100%;font-size:14px}
    .search input::placeholder{color:#9A8B8D}
    .search:focus-within{
      border-color:rgba(198,120,98,.86);
      box-shadow:0 0 0 4px rgba(198,120,98,.14);
      background:var(--paper);
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      border-radius:999px;
      padding:13px 20px;
      border:1px solid transparent;
      font-weight:800;
      font-size:15px;
      line-height:1;
      transition:transform .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease), border-color .25s var(--ease), color .25s var(--ease);
      white-space:nowrap;
    }
    .btn-primary{
      color:#fff;
      background:linear-gradient(135deg, var(--accent), #B76550);
      box-shadow:0 14px 28px rgba(198,120,98,.24);
    }
    .btn-primary:hover{
      transform:translateY(-2px);
      box-shadow:0 18px 38px rgba(198,120,98,.32);
      background:linear-gradient(135deg, #B96853, #9F4E42);
    }
    .btn-secondary{
      color:var(--primary-2);
      background:rgba(255,253,249,.8);
      border-color:var(--line);
    }
    .btn-secondary:hover{
      transform:translateY(-2px);
      background:rgba(224,160,131,.16);
      border-color:rgba(198,120,98,.45);
    }
    .btn-dark{
      color:var(--sand);
      background:var(--primary);
      box-shadow:0 14px 28px rgba(36,21,31,.18);
    }
    .btn-dark:hover{transform:translateY(-2px);background:var(--primary-2)}
    .mobile-toggle{
      display:none;
      margin-left:auto;
      width:44px;
      height:44px;
      border-radius:16px;
      border:1px solid var(--line);
      background:#fff;
      color:var(--primary);
    }
    .mobile-toggle svg{width:22px;height:22px;margin:auto}
    .mobile-only{display:none}

    .hero{
      position:relative;
      overflow:hidden;
      padding:84px 0 56px;
    }
    .hero:after{
      content:"";
      position:absolute;
      inset:auto -10% -120px auto;
      width:480px;
      height:480px;
      border-radius:50%;
      background:radial-gradient(circle, rgba(91,45,70,.18), transparent 68%);
      pointer-events:none;
    }
    .hero-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:52px;
      align-items:center;
    }
    .hero-copy .lead{margin-bottom:24px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 26px}
    .hero-meta{
      display:flex;
      gap:14px;
      flex-wrap:wrap;
      color:var(--muted);
      font-size:14px;
    }
    .hero-meta span{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:8px 10px;
      border-radius:999px;
      background:rgba(255,253,249,.72);
      border:1px solid rgba(230,218,211,.75);
    }
    .hero-meta span:before{
      content:"";
      width:6px;
      height:6px;
      border-radius:50%;
      background:var(--success);
    }
    .filter-board{
      border:1px solid rgba(230,218,211,.9);
      border-radius:var(--radius-lg);
      background:
        linear-gradient(180deg, rgba(255,253,249,.94), rgba(247,241,234,.86)),
        repeating-linear-gradient(90deg, rgba(36,21,31,.04) 0 1px, transparent 1px 36px);
      box-shadow:var(--shadow-lg);
      padding:24px;
    }
    .board-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      padding-bottom:18px;
      border-bottom:1px solid var(--line);
      margin-bottom:18px;
    }
    .board-title{font-weight:900;color:var(--primary);letter-spacing:-.02em}
    .risk-pill{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:7px 10px;
      border-radius:999px;
      background:rgba(182,122,42,.12);
      color:#7A4E16;
      font-size:12px;
      font-weight:800;
    }
    .filter-row{
      display:grid;
      grid-template-columns:1.2fr .8fr .8fr;
      gap:12px;
      margin-bottom:16px;
    }
    .field{
      height:48px;
      display:flex;
      align-items:center;
      gap:10px;
      padding:0 14px;
      border-radius:16px;
      border:1px solid var(--line);
      background:#fff;
      color:var(--muted);
      transition:border-color .25s var(--ease), box-shadow .25s var(--ease);
    }
    .field svg{width:18px;height:18px;flex:0 0 auto}
    .field path,.field circle,.field polyline{
      stroke:currentColor;
      stroke-width:1.8;
      fill:none;
      stroke-linecap:round;
      stroke-linejoin:round;
    }
    .field input,.field select{width:100%;font-size:14px;color:var(--ink)}
    .field:focus-within{
      border-color:var(--accent);
      box-shadow:0 0 0 4px rgba(198,120,98,.13);
    }
    .check-stack{display:grid;gap:10px;margin-top:18px}
    .check-item{
      display:flex;
      justify-content:space-between;
      gap:16px;
      align-items:center;
      padding:13px 14px;
      border:1px solid rgba(230,218,211,.84);
      border-radius:18px;
      background:rgba(255,253,249,.74);
    }
    .check-item strong{font-size:14px;color:var(--primary)}
    .check-item span{font-size:12px;color:var(--muted)}
    .bar{
      width:104px;
      height:8px;
      border-radius:99px;
      background:var(--sand-2);
      overflow:hidden;
    }
    .bar i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--accent),var(--warning))}
    .bar.safe i{background:linear-gradient(90deg,var(--success),#86B293)}

    .tabs-wrap{
      padding:18px;
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      background:rgba(255,253,249,.72);
      box-shadow:var(--shadow-sm);
    }
    .tabs{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
    }
    .tab{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:10px 14px;
      border-radius:999px;
      border:1px solid var(--line);
      background:#fff;
      color:var(--muted);
      font-size:14px;
      font-weight:800;
      transition:.25s var(--ease);
    }
    .tab:hover{
      transform:translateY(-2px);
      border-color:rgba(198,120,98,.45);
      color:var(--primary);
      box-shadow:var(--shadow-sm);
    }
    .tab.active{
      background:rgba(198,120,98,.16);
      color:var(--primary);
      border-color:rgba(198,120,98,.38);
    }

    .content-layout{
      display:grid;
      grid-template-columns:minmax(0, 1fr) 320px;
      gap:28px;
      align-items:start;
    }
    .featured-card{
      display:grid;
      grid-template-columns:1fr 260px;
      gap:24px;
      padding:28px;
      border-radius:var(--radius-lg);
      border:1px solid rgba(230,218,211,.9);
      background:linear-gradient(145deg, #FFFDF9, #F7F1EA);
      box-shadow:var(--shadow-md);
      transition:transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease);
    }
    .featured-card:hover{
      transform:translateY(-4px);
      border-color:rgba(198,120,98,.5);
      box-shadow:var(--shadow-lg);
    }
    .kicker{
      display:flex;
      gap:8px;
      flex-wrap:wrap;
      margin-bottom:14px;
    }
    .badge{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:6px 10px;
      border-radius:999px;
      background:rgba(58,31,50,.08);
      color:var(--primary-3);
      font-size:12px;
      font-weight:900;
    }
    .badge.warn{background:rgba(182,122,42,.13);color:#7A4E16}
    .badge.good{background:rgba(79,138,104,.13);color:#356848}
    .article-meta{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      color:var(--muted);
      font-size:13px;
      margin-top:18px;
    }
    .article-visual{
      min-height:240px;
      position:relative;
      overflow:hidden;
      border-radius:26px;
      background:
        radial-gradient(circle at 76% 20%, rgba(224,160,131,.45), transparent 30%),
        linear-gradient(145deg, var(--primary), var(--primary-3));
      padding:18px;
      color:var(--sand);
    }
    .doc-card{
      position:absolute;
      left:20px;
      right:20px;
      top:28px;
      padding:15px;
      border-radius:18px;
      background:rgba(255,253,249,.9);
      color:var(--primary);
      box-shadow:0 16px 34px rgba(0,0,0,.16);
      transform:rotate(-2deg);
    }
    .doc-card:nth-child(2){
      top:118px;
      left:42px;
      right:12px;
      transform:rotate(3deg);
      opacity:.9;
    }
    .doc-line{
      height:9px;
      border-radius:99px;
      background:rgba(58,31,50,.14);
      margin:8px 0;
    }
    .doc-line.short{width:58%}
    .doc-line.mid{width:78%}
    .knowledge-grid{
      display:grid;
      grid-template-columns:repeat(2, minmax(0,1fr));
      gap:18px;
      margin-top:18px;
    }
    .knowledge-card{
      position:relative;
      min-height:245px;
      display:flex;
      flex-direction:column;
      padding:22px;
      border:1px solid rgba(230,218,211,.9);
      border-radius:var(--radius);
      background:rgba(255,253,249,.86);
      box-shadow:var(--shadow-sm);
      transition:transform .25s var(--ease), border-color .25s var(--ease), box-shadow .25s var(--ease);
    }
    .knowledge-card:hover{
      transform:translateY(-4px);
      border-color:rgba(198,120,98,.5);
      box-shadow:var(--shadow-md);
    }
    .knowledge-card h3{font-size:21px}
    .keywords{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:auto;
      padding-top:18px;
    }
    .keyword{
      padding:5px 9px;
      border-radius:999px;
      background:var(--sand);
      color:var(--primary-3);
      font-size:12px;
      font-weight:800;
    }
    .read-time{
      margin-top:14px;
      color:var(--muted);
      font-size:13px;
      font-weight:700;
    }

    .sidebar{
      position:sticky;
      top:96px;
      display:grid;
      gap:16px;
    }
    .side-card{
      border:1px solid rgba(230,218,211,.9);
      border-radius:var(--radius);
      background:rgba(255,253,249,.88);
      box-shadow:var(--shadow-sm);
      padding:22px;
    }
    .side-card.dark{
      color:var(--sand);
      background:
        radial-gradient(circle at 85% 0%, rgba(224,160,131,.22), transparent 34%),
        linear-gradient(145deg, var(--primary), var(--primary-2));
      border-color:rgba(255,253,249,.12);
    }
    .side-card.dark h3,.side-card.dark p{color:var(--sand)}
    .side-card h3{font-size:20px;margin-bottom:12px}
    .check-list{
      list-style:none;
      margin:0;
      padding:0;
      display:grid;
      gap:11px;
    }
    .check-list li{
      display:flex;
      align-items:flex-start;
      gap:10px;
      color:var(--muted);
      font-size:14px;
    }
    .check-list li:before{
      content:"";
      width:18px;
      height:18px;
      flex:0 0 auto;
      margin-top:3px;
      border-radius:50%;
      background:rgba(79,138,104,.14);
      box-shadow:inset 0 0 0 5px #fff;
      border:1px solid rgba(79,138,104,.34);
    }
    .side-card.dark .check-list li{color:rgba(247,241,234,.82)}
    .topic-list{
      display:flex;
      gap:8px;
      flex-wrap:wrap;
    }
    .topic-list a{
      padding:8px 10px;
      border-radius:999px;
      background:var(--sand);
      color:var(--primary-3);
      font-size:13px;
      font-weight:800;
      transition:.25s var(--ease);
    }
    .topic-list a:hover{background:rgba(198,120,98,.16);transform:translateY(-2px)}

    .inline-cta{
      margin:26px 0 8px;
      display:grid;
      grid-template-columns:1fr auto;
      gap:18px;
      align-items:center;
      padding:26px;
      border-radius:var(--radius-lg);
      border:1px solid rgba(198,120,98,.28);
      background:
        linear-gradient(90deg, rgba(198,120,98,.15), rgba(255,253,249,.9)),
        var(--paper);
      box-shadow:var(--shadow-sm);
    }
    .inline-cta h3{margin-bottom:4px}

    .process-grid{
      display:grid;
      grid-template-columns:repeat(4, minmax(0,1fr));
      gap:16px;
    }
    .step-card{
      padding:22px;
      border-radius:var(--radius);
      border:1px solid var(--line);
      background:#fffdf9;
      transition:.25s var(--ease);
    }
    .step-card:hover{
      transform:translateY(-4px);
      border-color:rgba(198,120,98,.45);
      box-shadow:var(--shadow-md);
    }
    .step-num{
      width:38px;
      height:38px;
      display:grid;
      place-items:center;
      border-radius:14px;
      color:#fff;
      background:var(--primary);
      font-weight:900;
      margin-bottom:16px;
    }
    .step-card p{font-size:14px;margin-bottom:0}

    .pagination{
      display:flex;
      justify-content:center;
      gap:8px;
      margin-top:34px;
      flex-wrap:wrap;
    }
    .pagination a,.pagination span{
      min-width:42px;
      height:42px;
      display:grid;
      place-items:center;
      border-radius:15px;
      border:1px solid var(--line);
      background:#fff;
      color:var(--muted);
      font-weight:900;
      transition:.25s var(--ease);
    }
    .pagination a:hover{
      transform:translateY(-2px);
      border-color:rgba(198,120,98,.5);
      color:var(--primary);
      box-shadow:var(--shadow-sm);
    }
    .pagination .current{
      color:var(--sand);
      background:var(--primary);
      border-color:var(--primary);
    }

    .faq-wrap{
      display:grid;
      grid-template-columns:.78fr 1.22fr;
      gap:34px;
      align-items:start;
    }
    .faq-list{display:grid;gap:12px}
    details{
      border:1px solid var(--line);
      border-radius:var(--radius);
      background:rgba(255,253,249,.86);
      box-shadow:var(--shadow-sm);
      overflow:hidden;
    }
    summary{
      min-height:62px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      padding:18px 22px;
      color:var(--primary);
      font-weight:900;
      cursor:pointer;
      list-style:none;
    }
    summary::-webkit-details-marker{display:none}
    summary:after{
      content:"+";
      width:28px;
      height:28px;
      display:grid;
      place-items:center;
      border-radius:50%;
      color:var(--primary-3);
      background:var(--sand);
      flex:0 0 auto;
      transition:transform .25s var(--ease), background .25s var(--ease);
    }
    details[open] summary:after{
      transform:rotate(45deg);
      background:rgba(198,120,98,.18);
    }
    details p{
      margin:0 22px 22px;
      padding-left:16px;
      border-left:3px solid var(--accent);
      font-size:15px;
    }

    .consult{
      position:relative;
      overflow:hidden;
      border-radius:42px;
      padding:58px;
      background:
        radial-gradient(circle at 20% 0%, rgba(224,160,131,.28), transparent 32%),
        linear-gradient(135deg, var(--primary), var(--primary-2));
      color:var(--sand);
      box-shadow:var(--shadow-lg);
    }
    .consult:after{
      content:"";
      position:absolute;
      right:-80px;
      bottom:-120px;
      width:320px;
      height:320px;
      border-radius:50%;
      border:1px solid rgba(247,241,234,.18);
      box-shadow:0 0 0 42px rgba(247,241,234,.04),0 0 0 96px rgba(247,241,234,.03);
    }
    .consult-inner{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:1fr auto;
      gap:26px;
      align-items:center;
    }
    .consult h2,.consult p{color:var(--sand)}
    .consult p{max-width:680px;color:rgba(247,241,234,.78);margin-bottom:0}
    .consult .btn-primary{background:linear-gradient(135deg,var(--accent-2),var(--accent));color:var(--primary)}

    .footer{
      margin-top:92px;
      padding:58px 0 28px;
      background:var(--primary);
      color:var(--sand);
    }
    .footer .brand{color:var(--sand)}
    .footer .brand-mark{
      background:rgba(255,253,249,.09);
      border:1px solid rgba(255,253,249,.16);
      box-shadow:none;
    }
    .footer p,.footer span{color:rgba(247,241,234,.72)}
    .footer-grid{
      display:grid;
      grid-template-columns:1.5fr .8fr .9fr .9fr;
      gap:32px;
      align-items:start;
    }
    .footer h4{
      margin:0 0 14px;
      color:#fff;
      font-size:15px;
      letter-spacing:.02em;
    }
    .footer-links{
      display:grid;
      gap:10px;
      color:rgba(247,241,234,.72);
      font-size:14px;
    }
    .footer-links a{
      position:relative;
      width:max-content;
      max-width:100%;
      transition:color .25s var(--ease);
    }
    .footer-links a:after{
      content:"";
      position:absolute;
      left:0;
      bottom:-2px;
      width:0;
      height:1px;
      background:var(--accent-2);
      transition:width .25s var(--ease);
    }
    .footer-links a:hover{color:#fff}
    .footer-links a:hover:after{width:100%}
    .footer-bottom{
      display:flex;
      justify-content:space-between;
      gap:18px;
      flex-wrap:wrap;
      margin-top:44px;
      padding-top:24px;
      border-top:1px solid rgba(255,253,249,.14);
      color:rgba(247,241,234,.58);
      font-size:13px;
    }

    @media (max-width:1100px){
      .desktop-only{display:none}
      .mobile-toggle{display:grid}
      .nav-links{margin-left:auto}
      .hero-grid,.content-layout,.faq-wrap{grid-template-columns:1fr}
      .sidebar{position:static;grid-template-columns:repeat(3,minmax(0,1fr))}
      .process-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
      .featured-card{grid-template-columns:1fr}
      .article-visual{min-height:210px}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:768px){
      .container{width:min(100% - 28px, var(--container))}
      .section{padding:66px 0}
      .section.tight{padding:54px 0}
      .brand-text{font-size:15px}
      .nav{gap:12px}
      .nav-links{display:none}
      .mobile-only.open,.mobile-only{display:block}
      #mobilePanel:not(.open){display:none!important}
      .search-mobile{width:100%}
      .hero{padding:56px 0 42px}
      .hero-grid{gap:30px}
      .hero-actions .btn{width:100%}
      .filter-board{padding:18px;border-radius:26px}
      .filter-row{grid-template-columns:1fr}
      .tabs-wrap{padding:14px}
      .knowledge-grid{grid-template-columns:1fr}
      .sidebar{grid-template-columns:1fr}
      .inline-cta{grid-template-columns:1fr}
      .process-grid{grid-template-columns:1fr}
      .consult{padding:34px 24px;border-radius:30px}
      .consult-inner{grid-template-columns:1fr}
      .consult .btn{width:100%}
      .footer-grid{grid-template-columns:1fr}
      .footer-bottom{display:grid}
    }
    @media (max-width:520px){
      h1{font-size:36px}
      h2{font-size:29px}
      .brand-mark{width:34px;height:34px;border-radius:12px}
      .featured-card,.knowledge-card,.side-card,.step-card{padding:20px}
      .hero-meta{display:grid}
      .board-top{align-items:flex-start;flex-direction:column}
      .article-meta{display:grid;gap:6px}
      .tab{font-size:13px;padding:9px 11px}
      .footer{margin-top:66px}
    }