:root{--ink:#29221f;--muted:#71645f;--red:#c52d24;--red-dark:#8e1e19;--coral:#f06b4f;--paper:#fffaf7;--line:#eadbd4;--rose:#f8e8e1;--green:#245d4b;--max:1160px}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth;scroll-padding-top:88px}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.65}
    a{color:inherit;text-decoration:none}
    button,input,select,textarea{font:inherit}
    img{max-width:100%;height:auto}
    .container{width:min(var(--max),calc(100% - 40px));margin-inline:auto}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(255,250,247,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}
    .header-inner{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .brand{display:flex;align-items:center;gap:10px;font-weight:800;white-space:nowrap}
    .brand img{width:38px;height:38px;object-fit:contain}
    .nav-links{display:flex;align-items:center;justify-content:flex-end;gap:0;flex-wrap:wrap}
    .nav-links a{padding:9px 7px;font-size:12px;color:#554843;white-space:nowrap}
    .nav-links a:hover{color:var(--red)}
    .nav-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:5px;padding:8px 11px;color:var(--ink)}
    .button{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 19px;border:1px solid var(--red);border-radius:5px;background:var(--red);color:white;font-weight:700;transition:transform .2s,background .2s,box-shadow .2s}
    .button:hover{transform:translateY(-2px);background:var(--red-dark);box-shadow:0 8px 20px #8e1e1925}
    .button.secondary{background:transparent;color:var(--red)}
    .button.light{border-color:white;background:white;color:var(--red-dark)}
    .hero{position:relative;overflow:hidden;padding:78px 0 68px;background:#f8e6de;border-bottom:1px solid #efd4c9}
    .hero:after{content:"";position:absolute;inset:0 0 0 auto;width:40%;background:linear-gradient(135deg,transparent 35%,#e9a18b 35%,#e9a18b 36%,transparent 36%,transparent 54%,#d84334 54%,#d84334 56%,transparent 56%);opacity:.22;pointer-events:none}
    .hero-inner{position:relative;z-index:1;max-width:830px}
    .eyebrow{margin:0 0 16px;color:var(--red);font-size:13px;font-weight:800;letter-spacing:1px}
    h1{max-width:760px;margin:0;font-size:clamp(38px,6vw,68px);line-height:1.1;letter-spacing:0}
    .hero-copy{max-width:650px;margin:21px 0 28px;color:#594842;font-size:18px}
    .hero-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
    .hero-note{margin-top:24px;color:#66534b;font-size:13px}
    .hero-note strong{color:var(--red-dark)}
    .metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:0;padding:25px 0}
    .metric{padding:5px 22px;border-right:1px solid var(--line)}
    .metric:first-child{padding-left:0}
    .metric:last-child{border:0}
    .metric strong{display:block;font-size:23px;color:var(--red-dark)}
    .metric span{font-size:13px;color:var(--muted)}
    .section{padding:72px 0}
    .section.soft{background:#fff3ee;border-block:1px solid #f0ded6}
    .section.dark{background:#351f1c;color:#fff8f5}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:22px;margin-bottom:28px}
    .section-head h2{margin:0;font-size:32px;line-height:1.2;letter-spacing:0}
    .section-head p{max-width:600px;margin:0;color:var(--muted)}
    .dark .section-head p{color:#e5c9be}
    .intro{max-width:820px;font-size:18px;color:#51423d}
    .model-list{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px}
    .model-list span,.tag{display:inline-flex;padding:6px 10px;border:1px solid #ead1c7;border-radius:3px;background:#fff;color:#573f37;font-size:13px}
    .capabilities{display:grid;grid-template-columns:repeat(3,1fr);gap:0 28px}
    .capability{padding:22px 0;border-top:1px solid var(--line)}
    .capability h3{margin:0 0 8px;color:var(--red-dark);font-size:18px}
    .capability p{margin:0;color:var(--muted);font-size:14px}
    .capability small{display:block;margin-top:10px;color:#8b6a5f}
    .workflow{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step}
    .step{padding:20px 0;border-top:3px solid var(--coral);counter-increment:step}
    .step:before{content:"0" counter(step);display:block;margin-bottom:12px;color:var(--red);font-weight:800;font-size:13px}
    .step h3{margin:0 0 7px;font-size:17px}
    .step p{margin:0;color:var(--muted);font-size:14px}
    .columns{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:start}
    .clean-list{margin:0;padding:0;list-style:none}
    .clean-list li{padding:12px 0;border-bottom:1px solid var(--line);color:#51433e}
    .clean-list li:before{content:"✓";margin-right:10px;color:var(--red);font-weight:800}
    .timeline{border-left:2px solid #d96c53;padding-left:22px}
    .timeline-item{position:relative;padding:0 0 22px}
    .timeline-item:before{content:"";position:absolute;left:-29px;top:8px;width:10px;height:10px;border:2px solid var(--red);border-radius:50%;background:var(--paper)}
    .timeline-item h3{margin:0 0 4px;font-size:16px}
    .timeline-item p{margin:0;color:var(--muted);font-size:14px}
    .showcase{display:grid;grid-template-columns:1fr 1fr;gap:24px}
    .showcase figure{margin:0}
    .showcase figure img{display:block;width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:4px}
    .showcase figcaption{padding-top:10px;color:var(--muted);font-size:14px}
    .square-media{max-width:280px}
    .square-media img{display:block;width:100%;aspect-ratio:1;object-fit:cover;border-radius:4px}
    .table-wrap{overflow-x:auto;border:1px solid var(--line);background:#fff}
    table{width:100%;border-collapse:collapse;min-width:720px}
    th,td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
    th{background:#f9e9e2;color:#4d332c;font-size:14px}
    td{font-size:14px;color:#51433e}
    tr:last-child td{border-bottom:0}
    .score{padding:25px;background:#fff4ed;border-left:4px solid var(--red);margin-bottom:20px}
    .score strong{font-size:28px;color:var(--red-dark)}
    .score span{color:#66534b}
    .reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
    .review{padding:18px 0;border-top:2px solid #dc745e}
    .review blockquote{margin:0 0 14px;color:#554640;font-size:15px}
    .review cite{font-style:normal;color:var(--red-dark);font-weight:700;font-size:13px}
    .faq-list{border-top:1px solid var(--line)}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-item summary{cursor:pointer;padding:16px 30px 16px 0;position:relative;font-weight:700;list-style:none}
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{content:"+";position:absolute;right:4px;color:var(--red);font-size:20px}
    .faq-item[open] summary:after{content:"−"}
    .faq-item p{max-width:850px;margin:0;padding:0 0 17px;color:var(--muted)}
    .article-list{display:grid;grid-template-columns:repeat(2,1fr);gap:0 28px}
    .article-list a{display:block;padding:14px 0;border-bottom:1px solid var(--line);color:#493731}
    .article-list a:hover{color:var(--red)}
    .article-list small{display:block;color:var(--muted);font-size:12px}
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .form-field{display:flex;flex-direction:column;gap:6px}
    .form-field.full{grid-column:1/-1}
    .form-field label{font-size:14px;font-weight:700}
    .form-field input,.form-field select,.form-field textarea{width:100%;padding:11px 12px;border:1px solid #ddc9c0;border-radius:4px;background:#fff;color:var(--ink)}
    .form-field textarea{min-height:120px;resize:vertical}
    .contact-panel{padding:25px;background:#fff;border:1px solid var(--line)}
    .contact-panel p{margin:0 0 12px;color:#574943}
    .join-band{padding:28px;background:#a92922;color:white;display:flex;justify-content:space-between;align-items:center;gap:22px}
    .join-band h2{margin:0;font-size:25px}
    .join-band p{margin:5px 0 0;color:#ffe0d7}
    .site-footer{padding:28px 0;background:#fff3ee;border-top:1px solid var(--line);color:#4a3933}
    .footer-inner{display:flex;justify-content:space-between;align-items:start;gap:25px}
    .footer-links{display:flex;flex-wrap:wrap;gap:8px 18px}
    .footer-links a{font-size:13px;color:#59423a}
    .copyright{font-size:12px;color:#715f58}
    .float-contact{position:fixed;right:18px;bottom:18px;z-index:15}
    .float-contact a{display:block;padding:11px 15px;border-radius:4px;background:var(--red);color:white;font-size:14px;font-weight:700;box-shadow:0 5px 18px #4b201e30}
    .reveal{opacity:0;transform:translateY(12px);transition:opacity .5s,transform .5s}
    .reveal.visible{opacity:1;transform:translateY(0)}
    @media(max-width:980px){
      .header-inner{min-height:66px}
      .nav-toggle{display:block}
      .nav-links{display:none;position:absolute;top:66px;left:0;right:0;padding:12px 20px 18px;background:var(--paper);border-bottom:1px solid var(--line);justify-content:flex-start}
      .nav-links.open{display:flex}
      .nav-links a{padding:9px}
      .capabilities{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:680px){
      .container{width:min(var(--max),calc(100% - 32px))}
      .hero{padding:58px 0 48px}
      .hero-copy{font-size:16px}
      .section{padding:52px 0}
      .section-head{display:block}
      .section-head h2{font-size:27px;margin-bottom:10px}
      .metrics{grid-template-columns:1fr 1fr;gap:16px 0}
      .metric:nth-child(2){border:0}
      .metric:nth-child(3){padding-left:0}
      .capabilities,.workflow,.columns,.showcase,.reviews,.article-list{grid-template-columns:1fr}
      .workflow{gap:7px}
      .form-grid{grid-template-columns:1fr}
      .form-field.full{grid-column:auto}
      .join-band,.footer-inner{align-items:flex-start;flex-direction:column}
      .square-media{max-width:100%}
      .float-contact{right:12px;bottom:12px}
    }
    @media(prefers-reduced-motion:reduce){
      *,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}
      .reveal{opacity:1;transform:none}
    }