:root {
      color-scheme: light;
      --paper: #fffaf4;
      --white: #ffffff;
      --ink: #242322;
      --muted: #69645f;
      --line: #eadfd4;
      --orange: #ef5b22;
      --orange-dark: #c94113;
      --orange-soft: #fff0e6;
      --yellow: #f4bd48;
      --green: #286c53;
      --container: 1160px;
      --shadow: 0 14px 36px rgba(83, 47, 20, .08);
    }
    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; scroll-padding-top: 88px; }
    body {
      margin: 0;
      background: var(--paper);
      color: var(--ink);
      font-family: -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(--container), calc(100% - 40px)); margin-inline: auto; }
    .site-header { position: sticky; top: 0; z-index: 20; background: rgba(255,250,244,.96); border-bottom: 1px solid rgba(234,223,212,.88); backdrop-filter: blur(12px); }
    .nav-row { min-height: 74px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
    .brand { display: inline-flex; align-items: center; gap: 10px; flex: 0 0 auto; }
    .brand img { width: 42px; max-height: 42px; object-fit: contain; }
    .brand-name { font-weight: 800; letter-spacing: 0; font-size: 18px; }
    .nav-links { display: flex; align-items: center; justify-content: flex-end; gap: 0; flex-wrap: wrap; }
    .nav-links a { padding: 8px 10px; color: #514b46; font-size: 13px; transition: color .2s ease; }
    .nav-links a:hover { color: var(--orange-dark); }
    .nav-actions { display: flex; align-items: center; gap: 10px; flex: 0 0 auto; }
    .menu-toggle { display: none; border: 1px solid var(--line); background: var(--white); color: var(--ink); width: 42px; height: 42px; border-radius: 6px; cursor: pointer; }
    .button { display: inline-flex; justify-content: center; align-items: center; gap: 9px; border: 1px solid transparent; border-radius: 5px; padding: 12px 18px; font-weight: 700; line-height: 1.2; cursor: pointer; transition: transform .2s ease, background .2s ease, box-shadow .2s ease; }
    .button:hover { transform: translateY(-2px); }
    .button-primary { color: #fff; background: var(--orange); box-shadow: 0 7px 18px rgba(239,91,34,.22); }
    .button-primary:hover { background: var(--orange-dark); }
    .button-plain { border-color: #d9c9bb; background: rgba(255,255,255,.68); color: var(--ink); }
    .button-small { padding: 10px 14px; font-size: 13px; }
    .hero { position: relative; overflow: hidden; background: #fff1e5; border-bottom: 1px solid #f0d7c2; }
    .hero::before { content: ""; position: absolute; inset: auto -7% -135px 43%; height: 320px; border: 1px solid rgba(239,91,34,.18); border-radius: 50%; transform: rotate(-12deg); box-shadow: 0 0 0 28px rgba(239,91,34,.035), 0 0 0 58px rgba(239,91,34,.025); }
    .hero-inner { position: relative; padding-block: 72px 45px; }
    .hero-grid { display: grid; grid-template-columns: minmax(0,1.15fr) minmax(280px,.85fr); gap: 46px; align-items: center; }
    .eyebrow { display: inline-flex; align-items: center; gap: 8px; color: var(--orange-dark); font-size: 13px; font-weight: 800; text-transform: uppercase; letter-spacing: 0; }
    .eyebrow::before { content: ""; width: 24px; height: 2px; background: var(--orange); }
    h1 { max-width: 700px; margin: 16px 0 18px; font-size: clamp(38px, 5vw, 62px); line-height: 1.12; letter-spacing: 0; }
    .hero-copy { max-width: 620px; margin: 0; color: #5e534c; font-size: 17px; }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
    .hero-note { margin-top: 15px; font-size: 12px; color: #756960; }
    .hero-visual { min-height: 285px; display: grid; align-content: center; gap: 14px; position: relative; }
    .flow-label { color: #75594a; font-size: 12px; font-weight: 700; }
    .flow-board { padding: 20px; border: 1px solid #ebc6a7; background: rgba(255,255,255,.72); box-shadow: var(--shadow); transform: rotate(1deg); }
    .flow-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-bottom: 15px; border-bottom: 1px solid #f0e3d7; }
    .flow-top strong { font-size: 15px; }
    .live-mark { display: inline-flex; align-items: center; gap: 7px; color: var(--green); font-size: 11px; font-weight: 700; }
    .live-mark::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: #56a27b; box-shadow: 0 0 0 4px #e4f3e9; }
    .flow-nodes { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; padding-top: 16px; }
    .flow-node { min-height: 74px; display: grid; align-content: center; gap: 4px; padding: 10px; border: 1px solid #f0dfd0; background: #fffaf6; }
    .flow-node b { font-size: 13px; }
    .flow-node span { color: var(--muted); font-size: 11px; }
    .flow-result { margin-top: 12px; padding: 12px 14px; background: #2b2926; color: #fff; display: flex; justify-content: space-between; align-items: center; gap: 12px; font-size: 12px; }
    .flow-result strong { color: #ffd28c; }
    .hero-metrics { display: grid; grid-template-columns: repeat(4,1fr); margin-top: 56px; border-top: 1px solid #edcfb7; }
    .metric { padding: 18px 16px 0 0; }
    .metric strong { display: block; font-size: 20px; }
    .metric span { color: #766a61; font-size: 12px; }
    main section { padding-block: 76px; }
    .section-head { display: flex; justify-content: space-between; align-items: end; gap: 24px; margin-bottom: 30px; }
    .section-head h2 { margin: 7px 0 0; font-size: clamp(27px, 3.4vw, 40px); line-height: 1.2; letter-spacing: 0; }
    .section-head p { max-width: 480px; margin: 0; color: var(--muted); }
    .section-kicker { color: var(--orange-dark); font-size: 12px; font-weight: 800; }
    .intro-section { background: #fffaf4; }
    .intro-grid { display: grid; grid-template-columns: .88fr 1.12fr; gap: 44px; align-items: start; }
    .intro-copy h2 { margin: 8px 0 16px; font-size: 34px; line-height: 1.25; }
    .intro-copy p { color: var(--muted); margin: 0 0 14px; }
    .intro-list { display: grid; grid-template-columns: repeat(2,1fr); border-top: 1px solid var(--line); }
    .intro-item { padding: 18px 14px 18px 0; border-bottom: 1px solid var(--line); }
    .intro-item strong { display: block; margin-bottom: 5px; font-size: 15px; }
    .intro-item span { color: var(--muted); font-size: 13px; }
    .service-section { background: #fff; }
    .service-grid { display: grid; grid-template-columns: repeat(4,1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
    .service-item { padding: 22px 20px; min-height: 162px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); transition: background .2s ease, transform .2s ease; }
    .service-item:hover { background: #fff5ec; transform: translateY(-3px); }
    .service-index { display: block; margin-bottom: 16px; color: var(--orange); font-size: 12px; font-weight: 800; }
    .service-item h3 { margin: 0 0 7px; font-size: 16px; }
    .service-item p { margin: 0; color: var(--muted); font-size: 13px; }
    .platform-strip { margin-top: 28px; padding: 18px 20px; display: flex; align-items: center; gap: 18px; background: #fff4e9; border-left: 3px solid var(--orange); }
    .platform-strip strong { flex: 0 0 auto; font-size: 13px; }
    .tags { display: flex; flex-wrap: wrap; gap: 7px; }
    .tags span { padding: 4px 8px; color: #604d40; background: #fff; border: 1px solid #f0dfd1; font-size: 11px; }
    .production-section { background: #f7eee5; }
    .production-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 42px; align-items: center; }
    .production-copy h2 { margin: 8px 0 14px; font-size: 36px; line-height: 1.2; }
    .production-copy p { color: var(--muted); }
    .production-copy .button { margin-top: 10px; }
    .workflow-list { border-top: 1px solid #e2d2c3; }
    .workflow-step { display: grid; grid-template-columns: 42px 1fr; gap: 14px; padding: 17px 0; border-bottom: 1px solid #e2d2c3; }
    .step-number { width: 34px; height: 34px; display: grid; place-items: center; border: 1px solid #e7a77b; color: var(--orange-dark); font-weight: 800; font-size: 12px; }
    .workflow-step h3 { margin: 0 0 3px; font-size: 15px; }
    .workflow-step p { margin: 0; color: var(--muted); font-size: 13px; }
    .industry-section { background: #fffaf4; }
    .industry-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 0 28px; }
    .industry-item { padding: 19px 0; border-top: 1px solid var(--line); }
    .industry-item h3 { margin: 0 0 6px; font-size: 16px; }
    .industry-item p { margin: 0; color: var(--muted); font-size: 13px; }
    .network-section { background: #fff; }
    .network-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 40px; align-items: start; }
    .network-callout { padding: 24px; background: #fff1e5; border-top: 3px solid var(--orange); }
    .network-callout h3 { margin: 0 0 9px; font-size: 20px; }
    .network-callout p { margin: 0 0 18px; color: var(--muted); font-size: 14px; }
    .network-points { display: grid; grid-template-columns: repeat(2,1fr); gap: 16px; }
    .network-point { padding: 12px 0; border-bottom: 1px solid var(--line); }
    .network-point b { display: block; font-size: 14px; }
    .network-point span { color: var(--muted); font-size: 12px; }
    .case-section { background: #fff7ef; }
    .case-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
    .case-card { overflow: hidden; background: var(--white); border: 1px solid #eddccd; }
    .case-card .media { aspect-ratio: 16 / 9; overflow: hidden; background: #f3e6da; }
    .case-card img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .4s ease; }
    .case-card:hover img { transform: scale(1.035); }
    .case-body { padding: 17px 18px 19px; }
    .case-body h3 { margin: 0 0 6px; font-size: 16px; }
    .case-body p { margin: 0; color: var(--muted); font-size: 13px; }
    .compare-section { background: #2b2926; color: #fff; }
    .compare-section .section-kicker { color: #ffc277; }
    .compare-section .section-head p { color: #c8c0b9; }
    .rating-wrap { display: flex; align-items: center; gap: 26px; margin-bottom: 22px; }
    .rating-score { display: flex; align-items: baseline; gap: 7px; }
    .rating-score strong { color: #ffd28c; font-size: 50px; line-height: 1; }
    .rating-score span { color: #c8c0b9; }
    .stars { color: #ffc247; letter-spacing: 0; font-size: 19px; }
    .table-wrap { overflow-x: auto; border: 1px solid #55504a; }
    table { border-collapse: collapse; width: 100%; min-width: 680px; text-align: left; }
    th, td { padding: 13px 16px; border-bottom: 1px solid #4a4540; font-size: 13px; }
    th { color: #ffd28c; background: #37332f; font-weight: 700; }
    td { color: #e3ddd7; }
    td:first-child { color: #fff; font-weight: 700; }
    .compare-note { margin: 12px 0 0; color: #bfb7af; font-size: 11px; }
    .reviews-section { background: #fffaf4; }
    .review-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 0 24px; border-top: 1px solid var(--line); }
    .review { padding: 22px 0; border-bottom: 1px solid var(--line); }
    .review p { margin: 0 0 15px; color: #49433e; font-size: 14px; }
    .review cite { color: var(--muted); font-size: 12px; font-style: normal; font-weight: 700; }
    .review cite span { display: block; color: #92877e; font-weight: 400; }
    .match-section { background: #fff; }
    .match-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 44px; align-items: start; }
    .match-copy h2 { margin: 7px 0 13px; font-size: 34px; }
    .match-copy p { color: var(--muted); }
    .form-panel { padding: 26px; background: #fff8f1; border: 1px solid #eedbcc; }
    .form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; }
    .field { display: grid; gap: 6px; }
    .field.full { grid-column: 1 / -1; }
    .field label { font-size: 12px; font-weight: 700; }
    .field input, .field select, .field textarea { width: 100%; padding: 11px 12px; border: 1px solid #d9cabc; border-radius: 3px; background: #fff; color: var(--ink); outline: none; }
    .field input:focus, .field select:focus, .field textarea:focus { border-color: var(--orange); box-shadow: 0 0 0 3px rgba(239,91,34,.12); }
    .field textarea { min-height: 112px; resize: vertical; }
    .form-submit { margin-top: 17px; }
    .faq-section { background: #f7eee5; }
    .faq-list { display: grid; grid-template-columns: 1fr 1fr; gap: 0 30px; border-top: 1px solid #e2d2c3; }
    details { border-bottom: 1px solid #e2d2c3; }
    summary { position: relative; padding: 16px 28px 16px 0; cursor: pointer; list-style: none; font-weight: 700; font-size: 14px; }
    summary::-webkit-details-marker { display: none; }
    summary::after { content: "+"; position: absolute; top: 13px; right: 2px; color: var(--orange-dark); font-size: 20px; font-weight: 400; transition: transform .2s; }
    details[open] summary::after { transform: rotate(45deg); }
    details p { margin: 0; padding: 0 10px 16px 0; color: var(--muted); font-size: 13px; }
    .insights-section { background: #fffaf4; }
    .insight-grid { display: grid; grid-template-columns: 1.3fr .85fr .85fr; gap: 18px; }
    .insight { padding: 20px; border: 1px solid var(--line); background: #fff; }
    .insight.featured { background: #fff0e5; border-color: #efc3a3; }
    .insight .category { color: var(--orange-dark); font-size: 11px; font-weight: 800; }
    .insight h3 { margin: 10px 0 8px; font-size: 17px; }
    .insight p { margin: 0; color: var(--muted); font-size: 13px; }
    .insight a { display: inline-block; margin-top: 15px; color: var(--orange-dark); font-size: 12px; font-weight: 700; }
    .contact-section { padding-block: 54px; background: #f0dfcf; }
    .contact-row { display: flex; justify-content: space-between; align-items: center; gap: 28px; }
    .contact-row h2 { margin: 0 0 6px; font-size: 28px; }
    .contact-row p { margin: 0; color: #65584f; }
    .contact-links { display: flex; flex-wrap: wrap; gap: 10px; }
    .site-footer { padding: 30px 0 22px; color: #39332f; background: #fffaf4; border-top: 1px solid var(--line); }
    .footer-main { display: flex; justify-content: space-between; align-items: start; gap: 30px; }
    .footer-brand { max-width: 380px; }
    .footer-brand p { margin: 10px 0 0; color: var(--muted); font-size: 12px; }
    .footer-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 8px 18px; max-width: 570px; }
    .footer-links a { color: #5d5148; font-size: 12px; }
    .footer-links a:hover { color: var(--orange-dark); }
    .footer-bottom { display: flex; justify-content: space-between; gap: 12px; margin-top: 20px; padding-top: 14px; border-top: 1px solid var(--line); color: #766a61; font-size: 11px; }
    .floating-tools { position: fixed; right: 18px; bottom: 20px; z-index: 15; display: grid; gap: 8px; }
    .float-link { width: 48px; min-height: 48px; display: grid; place-items: center; padding: 5px; background: var(--orange); color: #fff; border: 1px solid rgba(255,255,255,.7); box-shadow: 0 6px 18px rgba(83,47,20,.18); text-align: center; font-size: 11px; font-weight: 700; }
    .float-link.top { color: var(--ink); background: #fff; }
    .reveal { opacity: 0; transform: translateY(14px); transition: opacity .55s ease, transform .55s ease; }
    .reveal.is-visible { opacity: 1; transform: translateY(0); }
    @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 { display: none; position: absolute; top: 74px; left: 0; right: 0; padding: 12px 20px 18px; background: var(--paper); border-bottom: 1px solid var(--line); box-shadow: 0 12px 18px rgba(45,30,18,.08); }
      .nav-links.open { display: grid; grid-template-columns: repeat(3,1fr); }
      .nav-links a { padding: 10px 8px; }
      .menu-toggle { display: inline-grid; place-items: center; }
      .nav-actions .button { display: none; }
      .service-grid { grid-template-columns: repeat(2,1fr); }
      .hero-grid { gap: 28px; }
      .case-grid { grid-template-columns: repeat(2,1fr); }
    }
    @media (max-width: 680px) {
      .container { width: min(var(--container), calc(100% - 32px)); }
      .nav-row { min-height: 66px; }
      .brand img { width: 36px; max-height: 36px; }
      .nav-links { top: 66px; }
      .nav-links.open { grid-template-columns: repeat(2,1fr); }
      .hero-inner { padding-block: 50px 30px; }
      .hero-grid, .intro-grid, .production-grid, .network-layout, .match-layout { grid-template-columns: 1fr; }
      .hero-grid { gap: 26px; }
      h1 { font-size: 42px; }
      .hero-copy { font-size: 15px; }
      .hero-visual { min-height: auto; }
      .hero-metrics { grid-template-columns: repeat(2,1fr); margin-top: 36px; row-gap: 16px; }
      main section { padding-block: 54px; }
      .section-head { display: block; margin-bottom: 23px; }
      .section-head p { margin-top: 12px; }
      .intro-copy h2, .production-copy h2, .match-copy h2 { font-size: 29px; }
      .service-grid { grid-template-columns: 1fr 1fr; }
      .service-item { min-height: 170px; padding: 17px 14px; }
      .platform-strip { align-items: start; flex-direction: column; gap: 10px; }
      .industry-grid { grid-template-columns: 1fr 1fr; gap: 0 18px; }
      .network-points { gap: 8px 18px; }
      .case-grid, .review-grid, .faq-list, .insight-grid { grid-template-columns: 1fr; }
      .rating-wrap { align-items: start; flex-direction: column; gap: 12px; }
      .form-panel { padding: 18px; }
      .contact-row, .footer-main, .footer-bottom { align-items: start; flex-direction: column; }
      .footer-links { justify-content: flex-start; }
      .floating-tools { right: 10px; bottom: 12px; }
      .float-link { width: 44px; min-height: 44px; }
    }