:root {
      color-scheme: light;
      --ink: #2b2020;
      --muted: #6f6260;
      --red: #c9282d;
      --red-dark: #9d1d25;
      --rose: #f6e8e5;
      --cream: #fffaf5;
      --paper: #ffffff;
      --line: #eadbd6;
      --gold: #e4a64b;
      --container: 1160px;
      --shadow: 0 14px 38px rgba(91, 39, 34, .09);
    }
    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; scroll-padding-top: 92px; }
    body {
      margin: 0;
      background: var(--cream);
      color: var(--ink);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
      line-height: 1.7;
    }
    a { color: inherit; text-decoration: none; }
    button, input, select, textarea { font: inherit; }
    img { max-width: 100%; }
    .container { width: min(var(--container), calc(100% - 40px)); margin-inline: auto; }
    .site-header {
      position: sticky;
      top: 0;
      z-index: 20;
      background: rgba(255, 250, 245, .96);
      border-bottom: 1px solid rgba(234, 219, 214, .9);
      backdrop-filter: blur(12px);
    }
    .header-inner { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
    .brand { display: inline-flex; align-items: center; gap: 11px; flex: 0 0 auto; font-weight: 800; letter-spacing: .02em; }
    .brand img { width: 42px; height: auto; }
    .brand-name { font-size: 18px; }
    .nav-links { display: flex; align-items: center; gap: 0; margin-left: auto; }
    .nav-links a { padding: 10px 12px; color: #554542; font-size: 14px; transition: color .2s ease; white-space: nowrap; }
    .nav-links a:hover { color: var(--red); }
    .header-cta, .button {
      display: inline-flex; justify-content: center; align-items: center; gap: 8px;
      border: 0; border-radius: 999px; padding: 12px 20px;
      background: var(--red); color: #fff; font-weight: 700; cursor: pointer;
      box-shadow: 0 8px 20px rgba(201, 40, 45, .2);
      transition: transform .2s ease, background .2s ease, box-shadow .2s ease;
    }
    .header-cta { white-space: nowrap; font-size: 14px; padding: 10px 17px; }
    .button:hover, .header-cta:hover { background: var(--red-dark); transform: translateY(-2px); box-shadow: 0 12px 25px rgba(201, 40, 45, .24); }
    .button.secondary { color: var(--red-dark); background: #fff; border: 1px solid #e7b9b1; box-shadow: none; }
    .button.secondary:hover { background: #fff1ed; }
    .menu-toggle { display: none; border: 1px solid var(--line); background: #fff; color: var(--ink); border-radius: 12px; padding: 9px 12px; }
    .hero {
      position: relative; overflow: hidden; isolation: isolate;
      padding: 82px 0 70px;
      background:
        radial-gradient(ellipse at 82% 20%, rgba(245, 195, 135, .42), transparent 29%),
        radial-gradient(ellipse at 8% 88%, rgba(201, 40, 45, .10), transparent 32%),
        linear-gradient(135deg, #fffaf5 0%, #fff2ea 58%, #f9e4df 100%);
    }
    .hero::before {
      content: ""; position: absolute; z-index: -1; width: 470px; height: 470px; border: 1px solid rgba(201, 40, 45, .14);
      border-radius: 50%; right: -150px; top: -210px; box-shadow: 0 0 0 38px rgba(201,40,45,.025), 0 0 0 82px rgba(201,40,45,.02);
      animation: orbit 18s linear infinite;
    }
    .hero-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(300px, .85fr); gap: 56px; align-items: center; }
    .eyebrow { color: var(--red-dark); font-size: 13px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
    h1 { max-width: 720px; margin: 16px 0 20px; font-size: clamp(38px, 5.8vw, 66px); line-height: 1.12; letter-spacing: -.045em; }
    .hero h1 span { color: var(--red); }
    .hero-copy { max-width: 620px; margin: 0; color: #5f4d49; font-size: 17px; }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
    .hero-note { margin-top: 22px; color: #796562; font-size: 13px; }
    .hero-visual { position: relative; padding: 24px; border: 1px solid rgba(183, 93, 76, .2); border-radius: 30px 30px 30px 8px; background: rgba(255,255,255,.69); box-shadow: 0 24px 65px rgba(106, 46, 37, .12); }
    .visual-top { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding-bottom: 18px; border-bottom: 1px solid var(--line); }
    .visual-top strong { font-size: 15px; }
    .live-pill { display: inline-flex; align-items: center; gap: 7px; padding: 6px 10px; color: #6d3b2b; background: #fff1dd; border-radius: 999px; font-size: 11px; font-weight: 700; }
    .live-pill::before { content: ""; width: 7px; height: 7px; background: #dc8b32; border-radius: 50%; }
    .model-cloud { display: flex; flex-wrap: wrap; gap: 9px; padding: 20px 0 18px; }
    .model-cloud span { padding: 7px 11px; border: 1px solid #eed5cd; border-radius: 10px; color: #563a35; background: #fffaf7; font-size: 12px; }
    .workflow-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 9px; }
    .workflow-strip div { padding: 12px 10px; background: #f9eeea; border-radius: 12px; color: #684a43; font-size: 12px; }
    .workflow-strip b { display: block; color: var(--red-dark); font-size: 13px; }
    .section { padding: 74px 0; }
    .section.soft { background: #fff5f0; border-block: 1px solid #f1e2dd; }
    .section-heading { max-width: 720px; margin: 0 0 34px; }
    .section-heading.center { margin-inline: auto; text-align: center; }
    .section-heading h2 { margin: 8px 0 12px; font-size: clamp(28px, 3.8vw, 42px); line-height: 1.2; letter-spacing: -.03em; }
    .section-heading p { margin: 0; color: var(--muted); }
    .intro-layout { display: grid; grid-template-columns: 1fr .85fr; gap: 50px; align-items: start; }
    .intro-copy p { color: var(--muted); margin: 0 0 16px; }
    .intro-points { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
    .intro-point { padding: 17px 18px; border-left: 3px solid var(--red); background: #fff; border-radius: 0 14px 14px 0; }
    .intro-point b { display: block; margin-bottom: 3px; font-size: 15px; }
    .intro-point span { color: var(--muted); font-size: 13px; }
    .service-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 16px; }
    .service-card { position: relative; padding: 23px; border: 1px solid var(--line); border-radius: 18px 18px 18px 5px; background: var(--paper); transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease; }
    .service-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: #dca9a0; }
    .service-card .index { color: var(--red); font-size: 12px; font-weight: 800; letter-spacing: .1em; }
    .service-card h3 { margin: 9px 0 8px; font-size: 18px; }
    .service-card p { margin: 0; color: var(--muted); font-size: 14px; }
    .text-link { display: inline-flex; margin-top: 15px; color: var(--red-dark); font-size: 13px; font-weight: 700; }
    .tag-cloud { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
    .tag-cloud span { padding: 8px 13px; border: 1px solid #e9c9c0; border-radius: 999px; color: #67423b; background: #fffaf7; font-size: 13px; }
    .solution-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 13px; }
    .solution { padding: 18px; background: #fff; border: 1px solid var(--line); border-radius: 14px; }
    .solution h3 { margin: 0 0 6px; font-size: 15px; }
    .solution p { margin: 0; color: var(--muted); font-size: 13px; }
    .network-band { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; align-items: center; padding: 30px; border-radius: 22px; background: linear-gradient(120deg, #9f2027, #c83435 58%, #dc6847); color: #fff; }
    .network-band h2 { margin: 0 0 10px; font-size: 28px; line-height: 1.25; }
    .network-band p { margin: 0; color: #ffe9e2; }
    .network-list { display: flex; flex-wrap: wrap; gap: 9px; }
    .network-list span { padding: 8px 12px; border: 1px solid rgba(255,255,255,.35); border-radius: 999px; color: #fff; background: rgba(255,255,255,.1); font-size: 13px; }
    .steps { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 18px; counter-reset: steps; }
    .step { position: relative; padding: 20px 18px 19px; border-top: 2px solid #d9a298; background: #fff; }
    .step::before { counter-increment: steps; content: "0" counter(steps); color: var(--red); font-weight: 800; font-size: 13px; }
    .step h3 { margin: 9px 0 5px; font-size: 16px; }
    .step p { margin: 0; color: var(--muted); font-size: 13px; }
    .case-grid { display: grid; grid-template-columns: 1.15fr 1fr 1fr; gap: 18px; align-items: start; }
    .case-card { overflow: hidden; border: 1px solid var(--line); border-radius: 17px; background: #fff; }
    .case-card .media { padding: 12px; background: #f4e6e1; }
    .case-card .media img { display: block; width: 100%; height: auto; border-radius: 10px; }
    .case-card .case-copy { padding: 17px 18px 19px; }
    .case-copy h3 { margin: 0 0 6px; font-size: 17px; }
    .case-copy p { margin: 0; color: var(--muted); font-size: 13px; }
    .rating-panel { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 22px; margin-bottom: 24px; padding: 22px 25px; color: #fff; border-radius: 17px; background: linear-gradient(115deg, #a92129, #c83235); }
    .rating-panel h3 { margin: 0 0 4px; font-size: 20px; }
    .rating-panel p { margin: 0; color: #ffe7e0; font-size: 14px; }
    .rating-score { text-align: right; }
    .rating-score strong { display: block; font-size: 34px; line-height: 1.1; }
    .stars { color: #ffd173; letter-spacing: .14em; }
    .table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 16px; background: #fff; }
    table { width: 100%; min-width: 690px; border-collapse: collapse; text-align: left; }
    th, td { padding: 15px 18px; border-bottom: 1px solid #f0e5e1; vertical-align: top; }
    th { background: #f9eeea; color: #593c37; font-size: 13px; }
    td { color: #625350; font-size: 14px; }
    td:first-child { color: var(--ink); font-weight: 700; }
    tbody tr:last-child td { border-bottom: 0; }
    .table-note { margin: 12px 2px 0; color: var(--muted); font-size: 12px; }
    .form-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 38px; align-items: start; }
    .form-aside { padding: 24px; border-radius: 18px; background: #f7e9e4; }
    .form-aside h3 { margin: 0 0 10px; font-size: 20px; }
    .form-aside p { margin: 0; color: var(--muted); font-size: 14px; }
    .form-aside ul { padding-left: 19px; margin: 16px 0 0; color: #584541; font-size: 14px; }
    .request-form { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; }
    .field { display: flex; flex-direction: column; gap: 6px; }
    .field.full { grid-column: 1 / -1; }
    .field label { font-size: 13px; font-weight: 700; }
    .field input, .field select, .field textarea { width: 100%; padding: 12px 13px; border: 1px solid #dfcfca; border-radius: 10px; color: var(--ink); background: #fff; outline: none; }
    .field input:focus, .field select:focus, .field textarea:focus { border-color: var(--red); box-shadow: 0 0 0 3px rgba(201,40,45,.1); }
    .field textarea { min-height: 112px; resize: vertical; }
    .form-submit { grid-column: 1 / -1; justify-self: start; }
    .token-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 34px; align-items: center; }
    .token-callout { padding: 23px; background: #fff; border-left: 4px solid var(--gold); border-radius: 0 16px 16px 0; }
    .token-callout h3 { margin: 0 0 8px; }
    .token-callout p { margin: 0; color: var(--muted); font-size: 14px; }
    .token-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px 18px; margin: 0; padding: 0; list-style: none; }
    .token-list li { padding: 11px 12px; border-bottom: 1px solid var(--line); color: #584742; font-size: 14px; }
    .token-list li::before { content: "↗"; margin-right: 9px; color: var(--red); font-weight: 800; }
    .faq-list { max-width: 900px; margin-inline: auto; border-top: 1px solid var(--line); }
    details { border-bottom: 1px solid var(--line); }
    summary { position: relative; padding: 18px 42px 18px 4px; color: #3b2d2a; font-weight: 700; cursor: pointer; list-style: none; }
    summary::-webkit-details-marker { display: none; }
    summary::after { content: "+"; position: absolute; top: 15px; right: 8px; color: var(--red); font-size: 22px; font-weight: 400; transition: transform .2s ease; }
    details[open] summary::after { content: "−"; }
    details p { margin: 0; padding: 0 42px 18px 4px; color: var(--muted); font-size: 14px; }
    .review-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 14px; }
    .review { padding: 20px; border: 1px solid var(--line); border-radius: 16px 16px 5px 16px; background: #fff; }
    .review p { margin: 0 0 16px; color: #51413d; font-size: 14px; }
    .review cite { color: var(--red-dark); font-size: 13px; font-style: normal; font-weight: 700; }
    .article-links { display: grid; grid-template-columns: repeat(5, minmax(0,1fr)); gap: 12px; }
    .article-links a { display: flex; min-height: 86px; align-items: end; padding: 15px; border: 1px solid var(--line); border-radius: 13px; color: #553e39; background: #fff; font-size: 14px; font-weight: 700; transition: background .2s ease, transform .2s ease; }
    .article-links a:hover { transform: translateY(-3px); background: #fff0eb; }
    .contact-layout { display: grid; grid-template-columns: 1fr .9fr; gap: 30px; align-items: start; }
    .contact-details { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
    .contact-item { padding: 15px; border: 1px solid var(--line); border-radius: 12px; background: #fff; }
    .contact-item b { display: block; margin-bottom: 4px; font-size: 13px; }
    .contact-item span, .contact-item a { color: var(--muted); font-size: 14px; overflow-wrap: anywhere; }
    .qr-card { display: flex; gap: 18px; align-items: center; padding: 18px; border: 1px solid var(--line); border-radius: 16px; background: #fff; }
    .qr-card img { width: 130px; height: auto; border-radius: 8px; }
    .qr-card h3 { margin: 0 0 5px; font-size: 16px; }
    .qr-card p { margin: 0; color: var(--muted); font-size: 13px; }
    .franchise-band { display: flex; align-items: center; justify-content: space-between; gap: 25px; padding: 25px 28px; border: 1px solid #ebc9c1; border-radius: 17px; background: #fff; }
    .franchise-band h2 { margin: 0 0 5px; font-size: 23px; }
    .franchise-band p { margin: 0; color: var(--muted); font-size: 14px; }
    .footer { margin-top: 70px; padding: 30px 0 24px; border-top: 1px solid var(--line); background: #f4e8e2; color: #443431; }
    .footer-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 25px; }
    .footer p { margin: 6px 0 0; color: #695753; font-size: 13px; }
    .footer-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 8px 17px; max-width: 580px; }
    .footer-links a { color: #593f39; font-size: 13px; }
    .copyright { margin-top: 20px; padding-top: 15px; border-top: 1px solid #e4d4cf; color: #75645f; font-size: 12px; }
    .floating { position: fixed; z-index: 15; right: 18px; bottom: 22px; display: grid; gap: 8px; }
    .floating a { display: inline-flex; align-items: center; justify-content: center; min-width: 48px; min-height: 46px; padding: 0 13px; border: 1px solid #e7c8c0; border-radius: 999px; color: var(--red-dark); background: #fffaf7; box-shadow: 0 7px 22px rgba(70,35,30,.12); font-size: 13px; font-weight: 700; }
    .reveal { opacity: 0; transform: translateY(14px); transition: opacity .55s ease, transform .55s ease; }
    .reveal.visible { opacity: 1; transform: translateY(0); }
    @keyframes orbit { to { transform: rotate(360deg); } }
    @media (prefers-reduced-motion: reduce) {
      *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; transition-duration: .01ms !important; }
      .reveal { opacity: 1; transform: none; }
    }
    @media (max-width: 980px) {
      .nav-links a { padding-inline: 8px; font-size: 13px; }
      .hero-grid { gap: 30px; }
      .solution-grid { grid-template-columns: repeat(3, minmax(0,1fr)); }
      .article-links { grid-template-columns: repeat(3, minmax(0,1fr)); }
    }
    @media (max-width: 780px) {
      .container { width: min(var(--container), calc(100% - 32px)); }
      .header-inner { min-height: 68px; }
      .menu-toggle { display: inline-flex; align-items: center; gap: 7px; }
      .header-cta { display: none; }
      .nav-links { display: none; position: absolute; top: 68px; left: 0; right: 0; padding: 10px 16px 15px; border-bottom: 1px solid var(--line); background: var(--cream); box-shadow: 0 12px 18px rgba(56,32,27,.08); flex-wrap: wrap; justify-content: center; }
      .nav-links.open { display: flex; }
      .nav-links a { padding: 9px 12px; }
      .hero { padding: 60px 0 55px; }
      .hero-grid, .intro-layout, .form-layout, .token-layout, .contact-layout { grid-template-columns: 1fr; }
      .hero-grid { gap: 34px; }
      .hero-visual { max-width: 560px; }
      .service-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
      .solution-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
      .steps { grid-template-columns: repeat(2, minmax(0,1fr)); }
      .case-grid { grid-template-columns: 1fr 1fr; }
      .case-card:first-child { grid-column: 1 / -1; }
      .review-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
      .network-band { grid-template-columns: 1fr; }
      .footer-top { flex-direction: column; }
      .footer-links { justify-content: flex-start; }
    }
    @media (max-width: 520px) {
      .container { width: calc(100% - 28px); }
      .brand img { width: 36px; }
      .brand-name { font-size: 16px; }
      .hero { padding-top: 48px; }
      h1 { font-size: 40px; }
      .hero-copy { font-size: 15px; }
      .hero-actions .button { width: 100%; }
      .hero-visual { padding: 17px; border-radius: 22px 22px 22px 6px; }
      .workflow-strip { grid-template-columns: 1fr; }
      .section { padding: 56px 0; }
      .service-grid, .solution-grid, .steps, .case-grid, .review-grid, .intro-points { grid-template-columns: 1fr; }
      .case-card:first-child { grid-column: auto; }
      .article-links { grid-template-columns: 1fr 1fr; }
      .request-form { grid-template-columns: 1fr; }
      .field.full, .form-submit { grid-column: auto; }
      .contact-details { grid-template-columns: 1fr; }
      .qr-card { align-items: flex-start; }
      .qr-card img { width: 108px; }
      .rating-score { text-align: left; }
      .franchise-band { align-items: flex-start; flex-direction: column; }
      .floating { right: 10px; bottom: 12px; }
      .floating a { min-width: 43px; min-height: 43px; font-size: 12px; }
    }