:root {
      color-scheme: light;
      --ink: #18221e;
      --muted: #58645d;
      --paper: #f7f8f5;
      --white: #fff;
      --line: #dce3dc;
      --green: #c8ef52;
      --green-dark: #244c31;
      --coral: #ff745d;
      --blue: #d8efff;
      --yellow: #ffdf6e;
      --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, "PingFang SC", "Microsoft YaHei", sans-serif;
      line-height: 1.65;
    }
    a { color: inherit; }
    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(247,248,245,.96); border-bottom: 1px solid var(--line); backdrop-filter: blur(12px); }
    .nav-row { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
    .brand { display: flex; align-items: center; gap: 11px; text-decoration: none; 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: 8px 9px; color: #38463e; font-size: 13px; text-decoration: none; }
    .nav-links a:hover { color: #287340; }
    .nav-cta, .button { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 0 20px; border: 1px solid var(--ink); background: var(--ink); color: #fff; text-decoration: none; font-weight: 750; transition: transform .2s, background .2s, box-shadow .2s; }
    .nav-cta { min-height: 40px; padding-inline: 16px; font-size: 13px; white-space: nowrap; }
    .button:hover, .nav-cta:hover { transform: translateY(-2px); background: #315f3c; box-shadow: 0 8px 18px #18221e1c; }
    .button.light { color: var(--ink); background: var(--white); border-color: #aeb9af; }
    .menu-toggle { display: none; width: 42px; height: 42px; border: 1px solid var(--line); background: var(--white); color: var(--ink); cursor: pointer; }
    .hero { overflow: hidden; background: var(--green); border-bottom: 1px solid #a6c644; }
    .hero-inner { display: grid; grid-template-columns: 1.15fr .85fr; align-items: center; gap: 42px; padding-block: 76px 58px; min-height: 490px; }
    .eyebrow { margin: 0 0 14px; color: #355127; font-size: 12px; font-weight: 850; letter-spacing: .12em; text-transform: uppercase; }
    h1 { max-width: 680px; margin: 0; font-size: clamp(42px, 6vw, 72px); line-height: 1.06; letter-spacing: -.045em; }
    .hero-copy { max-width: 610px; margin: 22px 0 26px; color: #30412e; font-size: 18px; }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
    .hero-actions .button { border-color: var(--ink); }
    .hero-actions .button.light { background: transparent; }
    .hero-note { margin: 18px 0 0; color: #3e5039; font-size: 13px; }
    .hero-visual { position: relative; padding: 22px; border: 1px solid #29472d; background: #f7f8f2; box-shadow: 10px 10px 0 #243e2a; }
    .visual-top { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding-bottom: 15px; border-bottom: 1px solid var(--line); font-size: 12px; font-weight: 750; }
    .live-mark { display: inline-flex; align-items: center; gap: 7px; }
    .live-mark::before { width: 8px; height: 8px; border-radius: 50%; background: #55a94e; content: ""; }
    .flow { display: grid; gap: 10px; padding-top: 17px; }
    .flow-step { display: grid; grid-template-columns: 42px 1fr auto; align-items: center; gap: 12px; padding: 12px; border: 1px solid #e2e7df; background: white; }
    .flow-icon { display: grid; place-items: center; width: 38px; height: 38px; background: var(--blue); font-size: 18px; font-weight: 800; }
    .flow-step:nth-child(2) .flow-icon { background: #ffe2d8; }
    .flow-step:nth-child(3) .flow-icon { background: #ffedaa; }
    .flow-step strong { display: block; font-size: 14px; }
    .flow-step small { color: var(--muted); font-size: 11px; }
    .flow-arrow { color: #66766a; font-size: 16px; }
    .hero-metrics { display: flex; flex-wrap: wrap; gap: 24px; margin-top: 19px; }
    .hero-metrics strong { display: block; font-size: 19px; }
    .hero-metrics span { color: #4a5945; font-size: 11px; }
    .ticker { border-bottom: 1px solid var(--line); background: #fff; }
    .ticker-inner { display: flex; align-items: center; gap: 18px; overflow: hidden; padding-block: 13px; }
    .ticker-label { flex: 0 0 auto; color: #355127; font-size: 12px; font-weight: 850; }
    .ticker-list { display: flex; flex-wrap: wrap; gap: 8px 18px; color: #536057; font-size: 12px; }
    .ticker-list span::before { content: "↗ "; color: #eb644e; font-weight: 900; }
    main { background: var(--paper); }
    .section { padding-block: 78px; border-bottom: 1px solid var(--line); }
    .section.white { background: var(--white); }
    .section.tint { background: #eff4eb; }
    .section-heading { display: flex; align-items: end; justify-content: space-between; gap: 30px; margin-bottom: 32px; }
    .section-heading h2 { max-width: 720px; margin: 0; font-size: clamp(28px, 4vw, 42px); line-height: 1.15; letter-spacing: -.035em; }
    .section-heading p { max-width: 410px; margin: 0; color: var(--muted); }
    .kicker { margin: 0 0 9px; color: #367047; font-size: 12px; font-weight: 850; letter-spacing: .1em; }
    .intro-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 48px; align-items: start; }
    .intro-copy { color: var(--muted); font-size: 17px; }
    .intro-copy p { margin-top: 0; }
    .intro-copy strong { color: var(--ink); }
    .stat-strip { display: grid; grid-template-columns: repeat(3, 1fr); border-block: 1px solid var(--line); }
    .stat { padding: 22px 17px; border-right: 1px solid var(--line); }
    .stat:last-child { border: 0; }
    .stat strong { display: block; margin-bottom: 4px; font-size: 25px; }
    .stat span { color: var(--muted); font-size: 12px; }
    .service-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
    .service { min-height: 170px; padding: 19px; background: #fff; border: 1px solid var(--line); transition: transform .2s, box-shadow .2s; }
    .service:hover, .quote:hover, .case:hover { transform: translateY(-3px); box-shadow: 0 12px 24px #17241d12; }
    .service .num { color: #e46650; font-size: 12px; font-weight: 850; }
    .service h3 { margin: 10px 0 7px; font-size: 17px; }
    .service p { margin: 0; color: var(--muted); font-size: 13px; }
    .service:nth-child(4n+2) { background: #e9f4fc; }
    .service:nth-child(4n+3) { background: #fff0e9; }
    .service:nth-child(4n+4) { background: #fff7d7; }
    .product-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0 28px; border-top: 1px solid var(--line); }
    .product { display: grid; grid-template-columns: 36px 1fr; gap: 12px; padding: 18px 0; border-bottom: 1px solid var(--line); }
    .product-symbol { display: grid; place-items: center; width: 34px; height: 34px; background: var(--green); font-weight: 900; }
    .product h3 { margin: 0 0 4px; font-size: 15px; }
    .product p { margin: 0; color: var(--muted); font-size: 12px; }
    .platforms { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 26px; }
    .platforms span { padding: 7px 11px; border: 1px solid #d4ddd4; background: #fff; font-size: 12px; }
    .steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; border-block: 1px solid var(--line); }
    .step { position: relative; padding: 22px 18px; border-right: 1px solid var(--line); }
    .step:last-child { border: 0; }
    .step b { color: #d9654c; font-size: 13px; }
    .step h3 { margin: 12px 0 6px; font-size: 16px; }
    .step p { margin: 0; color: var(--muted); font-size: 12px; }
    .industry-band { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 36px; padding: 32px; background: #dff0f7; }
    .industry-band h3 { margin: 0 0 10px; font-size: 26px; line-height: 1.2; }
    .industry-band p { margin: 0; color: #475953; }
    .industry-tags { display: flex; flex-wrap: wrap; gap: 9px; }
    .industry-tags span { padding: 9px 12px; background: #fff; border: 1px solid #c9dce3; font-size: 13px; }
    .timeline { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
    .timeline article { padding-top: 17px; border-top: 3px solid var(--green-dark); }
    .timeline small { color: #53715a; font-weight: 800; }
    .timeline h3 { margin: 8px 0; font-size: 16px; }
    .timeline p { margin: 0; color: var(--muted); font-size: 13px; }
    .case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; }
    .case { overflow: hidden; background: #fff; border: 1px solid var(--line); transition: transform .2s, box-shadow .2s; }
    .case img { display: block; width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
    .case-copy { padding: 16px; }
    .case-copy span { color: #397146; font-size: 11px; font-weight: 800; }
    .case-copy h3 { margin: 6px 0; font-size: 17px; }
    .case-copy p { margin: 0; color: var(--muted); font-size: 13px; }
    .review-score { display: flex; align-items: center; gap: 20px; margin-bottom: 22px; padding: 20px 24px; background: var(--green); }
    .review-score strong { font-size: 38px; line-height: 1; }
    .stars { color: #3d4925; letter-spacing: 2px; }
    .review-score p { margin: 0; color: #34422f; font-size: 13px; }
    .table-wrap { overflow-x: auto; border: 1px solid var(--line); background: #fff; }
    table { width: 100%; min-width: 720px; border-collapse: collapse; text-align: left; }
    th, td { padding: 15px 16px; border-bottom: 1px solid var(--line); vertical-align: top; }
    th { background: #edf3ea; font-size: 13px; }
    td { font-size: 13px; }
    td:first-child { font-weight: 750; }
    tr:last-child td { border-bottom: 0; }
    .good { color: #28673b; font-weight: 750; }
    .price-row { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 18px; padding: 22px 0; border-bottom: 1px solid var(--line); }
    .price-row h3 { margin: 0 0 3px; font-size: 17px; }
    .price-row p { margin: 0; color: var(--muted); font-size: 13px; }
    .price-tag { padding: 8px 12px; background: #fff0a7; font-size: 13px; font-weight: 800; white-space: nowrap; }
    .quotes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
    .quote { padding: 19px; background: #fff; border: 1px solid var(--line); transition: transform .2s, box-shadow .2s; }
    .quote blockquote { margin: 0 0 18px; color: #34413a; font-size: 14px; }
    .quote footer { padding: 0; border: 0; background: none; color: var(--muted); font-size: 12px; }
    .quote footer strong { display: block; color: var(--ink); font-size: 13px; }
    .faq-list { border-top: 1px solid var(--line); }
    details { border-bottom: 1px solid var(--line); }
    summary { position: relative; padding: 17px 34px 17px 0; cursor: pointer; font-weight: 750; list-style: none; }
    summary::-webkit-details-marker { display: none; }
    summary::after { position: absolute; right: 2px; content: "+"; color: #347347; font-size: 22px; font-weight: 500; }
    details[open] summary::after { content: "−"; }
    details p { max-width: 820px; margin: 0; padding: 0 20px 18px 0; color: var(--muted); font-size: 14px; }
    .article-links { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; }
    .article-links a { min-height: 84px; display: flex; flex-direction: column; justify-content: space-between; padding: 13px; border: 1px solid var(--line); background: #fff; text-decoration: none; font-size: 13px; font-weight: 700; }
    .article-links a span { color: #67806b; font-size: 11px; font-weight: 600; }
    .article-links a:hover { border-color: #6f9c5b; }
    .contact-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 45px; align-items: start; }
    .contact-copy h2 { margin: 0 0 13px; font-size: 36px; line-height: 1.15; }
    .contact-copy > p { color: var(--muted); }
    .contact-details { display: grid; gap: 8px; margin-top: 20px; font-size: 14px; }
    .contact-details a { color: #285d37; }
    .qr { width: 120px; margin-top: 20px; border: 1px solid var(--line); background: white; padding: 5px; }
    .form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
    .field { display: grid; gap: 6px; }
    .field.full { grid-column: 1 / -1; }
    .field label { font-size: 13px; font-weight: 750; }
    .field input, .field select, .field textarea { width: 100%; min-width: 0; padding: 12px; border: 1px solid #cbd4cb; border-radius: 0; background: #fff; color: var(--ink); }
    .field textarea { min-height: 112px; resize: vertical; }
    .form-submit { grid-column: 1 / -1; justify-self: start; cursor: pointer; }
    .footer { background: #e8eee5; color: #26342a; border-top: 1px solid #d2ddd1; }
    .footer-main { display: grid; grid-template-columns: 1.1fr .9fr; gap: 30px; padding-block: 26px; }
    .footer-main p { margin: 8px 0; color: #536057; font-size: 13px; }
    .footer-links { display: flex; flex-wrap: wrap; justify-content: flex-end; align-content: start; gap: 8px 16px; }
    .footer-links a { color: #354c3a; font-size: 12px; }
    .copyright { padding-block: 12px; border-top: 1px solid #d2ddd1; color: #536057; font-size: 11px; }
    .floating { position: fixed; right: 18px; bottom: 18px; z-index: 15; display: grid; gap: 8px; }
    .floating a { display: grid; place-items: center; width: 46px; height: 46px; border: 1px solid #27372b; background: var(--green); color: var(--ink); text-decoration: none; font-size: 12px; font-weight: 850; box-shadow: 3px 3px 0 #27372b; }
    .reveal { opacity: 0; transform: translateY(12px); transition: opacity .55s ease, transform .55s ease; }
    .reveal.visible { opacity: 1; transform: translateY(0); }
    @media (prefers-reduced-motion: reduce) {
      *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; }
      .reveal { opacity: 1; transform: none; }
    }
    @media (max-width: 980px) {
      .nav-row { gap: 12px; }
      .menu-toggle { display: inline-grid; place-items: center; margin-left: auto; }
      .nav-cta { display: none; }
      .nav-links { display: none; position: absolute; top: 72px; left: 0; right: 0; padding: 12px max(20px, calc((100% - var(--max)) / 2)); background: var(--paper); border-bottom: 1px solid var(--line); box-shadow: 0 12px 18px #18221e12; }
      .nav-links.open { display: grid; grid-template-columns: repeat(3, 1fr); }
      .nav-links a { padding: 9px 4px; }
      .hero-inner { grid-template-columns: 1fr .9fr; gap: 26px; }
      .service-grid { grid-template-columns: repeat(2, 1fr); }
      .product-list { grid-template-columns: repeat(2, 1fr); }
      .article-links { grid-template-columns: repeat(3, 1fr); }
    }
    @media (max-width: 680px) {
      .container { width: min(var(--max), calc(100% - 32px)); }
      .nav-row { min-height: 64px; }
      .nav-links { top: 64px; }
      .nav-links.open { grid-template-columns: repeat(2, 1fr); }
      .hero-inner { grid-template-columns: 1fr; padding-block: 54px 42px; gap: 30px; }
      h1 { font-size: 45px; }
      .hero-copy { font-size: 16px; }
      .hero-visual { max-width: 480px; }
      .ticker-inner { align-items: flex-start; flex-direction: column; gap: 7px; }
      .section { padding-block: 54px; }
      .section-heading { display: block; }
      .section-heading p { margin-top: 12px; }
      .intro-grid, .industry-band, .contact-grid { grid-template-columns: 1fr; gap: 24px; }
      .stat-strip { grid-template-columns: 1fr; }
      .stat { padding: 13px 0; border-right: 0; border-bottom: 1px solid var(--line); }
      .stat:last-child { border-bottom: 0; }
      .service-grid { grid-template-columns: 1fr 1fr; gap: 9px; }
      .service { min-height: 0; padding: 14px; }
      .service h3 { font-size: 15px; }
      .product-list { grid-template-columns: 1fr; }
      .steps { grid-template-columns: 1fr 1fr; }
      .step:nth-child(2n) { border-right: 0; }
      .step:last-child { grid-column: 1 / -1; }
      .timeline { grid-template-columns: 1fr 1fr; gap: 20px; }
      .case-grid, .quotes { grid-template-columns: 1fr; }
      .article-links { grid-template-columns: 1fr 1fr; }
      .form-grid { grid-template-columns: 1fr; }
      .field.full, .form-submit { grid-column: auto; }
      .footer-main { grid-template-columns: 1fr; }
      .footer-links { justify-content: flex-start; }
      .review-score { align-items: flex-start; flex-wrap: wrap; }
      .floating { right: 10px; bottom: 10px; }
    }