:root {
      color-scheme: light;
      --ink: #1b2820;
      --muted: #5f6c62;
      --green: #a6dc35;
      --green-dark: #315c18;
      --line: #dce5d7;
      --paper: #f5f8f1;
      --white: #fff;
      --coral: #e97655;
      --blue: #3e7880;
      --content: 1160px;
    }
    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; scroll-padding-top: 84px; }
    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; }
    button, input, select, textarea { font: inherit; }
    button, a { -webkit-tap-highlight-color: transparent; }
    .container { width: min(var(--content), calc(100% - 40px)); margin-inline: auto; }
    .site-header {
      position: sticky; top: 0; z-index: 20;
      background: rgba(245,248,241,.96);
      border-bottom: 1px solid rgba(49,92,24,.12);
      backdrop-filter: blur(12px);
    }
    .nav-row { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 22px; }
    .brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 800; white-space: nowrap; }
    .brand img { width: 36px; height: 36px; object-fit: contain; }
    .nav-links { display: flex; align-items: center; justify-content: flex-end; gap: 0; }
    .nav-links a { text-decoration: none; color: #39463c; font-size: 13px; padding: 9px 8px; border-radius: 5px; }
    .nav-links a:hover { background: #e7efd9; color: var(--green-dark); }
    .nav-cta, .button {
      display: inline-flex; align-items: center; justify-content: center; gap: 8px;
      min-height: 46px; padding: 0 20px; border: 1px solid var(--green-dark);
      border-radius: 4px; background: var(--green-dark); color: #fff;
      text-decoration: none; font-weight: 700; transition: transform .2s, background .2s, box-shadow .2s;
    }
    .nav-cta { min-height: 40px; padding-inline: 15px; font-size: 13px; white-space: nowrap; }
    .button:hover, .nav-cta:hover { transform: translateY(-2px); background: #244713; box-shadow: 0 8px 20px rgba(49,92,24,.18); }
    .button.secondary { background: transparent; color: var(--green-dark); }
    .button.secondary:hover { background: #e6efd9; }
    .menu-toggle { display: none; border: 1px solid var(--line); border-radius: 4px; background: #fff; color: var(--ink); padding: 8px 11px; }
    .hero { position: relative; overflow: hidden; padding: 72px 0 48px; background: #eaf2df; border-bottom: 1px solid var(--line); }
    .hero::before {
      content: ""; position: absolute; width: 390px; height: 390px; right: max(4%, calc((100vw - var(--content))/2));
      top: 30px; border: 1px solid rgba(49,92,24,.17); border-radius: 50%;
      box-shadow: 0 0 0 36px rgba(166,220,53,.09), 0 0 0 82px rgba(166,220,53,.06);
      pointer-events: none;
    }
    .hero-inner { position: relative; display: grid; grid-template-columns: minmax(0,1.15fr) minmax(280px,.85fr); align-items: center; gap: 50px; }
    .eyebrow { display: inline-flex; align-items: center; gap: 9px; color: var(--green-dark); font-size: 13px; font-weight: 800; }
    .eyebrow::before { content: ""; width: 22px; height: 3px; background: var(--coral); }
    h1 { max-width: 680px; margin: 17px 0 18px; font-size: clamp(38px, 5vw, 62px); line-height: 1.12; }
    .hero-copy { max-width: 620px; color: #4d5d50; font-size: 17px; }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 27px; }
    .hero-note { margin-top: 20px; color: #556453; font-size: 13px; }
    .hero-visual { position: relative; padding: 25px 0 25px 25px; }
    .hero-panel { padding: 24px; border: 1px solid #cddcc2; background: rgba(255,255,255,.8); box-shadow: 12px 12px 0 #d3e5b9; }
    .panel-top { display: flex; justify-content: space-between; align-items: center; padding-bottom: 15px; border-bottom: 1px solid var(--line); font-weight: 800; }
    .signal { width: 10px; height: 10px; border-radius: 50%; background: #65a72d; box-shadow: 0 0 0 5px #e5f2d9; }
    .workflow { display: grid; gap: 12px; margin-top: 17px; }
    .workflow-line { display: grid; grid-template-columns: 34px 1fr auto; gap: 12px; align-items: center; padding: 11px 12px; background: #f2f6ec; }
    .workflow-line b { display: grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; background: var(--green); color: #20361a; font-size: 13px; }
    .workflow-line span { font-size: 14px; font-weight: 700; }
    .workflow-line small { color: var(--muted); font-size: 11px; }
    .metric-strip { display: grid; grid-template-columns: repeat(4,1fr); gap: 0; margin-top: 50px; border-top: 1px solid #cddcc2; }
    .metric { padding: 17px 18px 0 0; }
    .metric strong { display: block; font-size: 21px; }
    .metric span { color: var(--muted); font-size: 12px; }
    .section { padding: 76px 0; }
    .section.alt { background: #edf3e6; border-block: 1px solid #dfe8d7; }
    .section.white { background: #fff; }
    .section-head { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 30px; }
    .section-head h2 { margin: 7px 0 0; font-size: clamp(27px, 3vw, 38px); line-height: 1.2; }
    .section-head p { max-width: 530px; margin: 0; color: var(--muted); }
    .kicker { color: #547a2b; font-size: 12px; font-weight: 800; text-transform: uppercase; }
    .intro-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: start; }
    .intro-copy { font-size: 17px; color: #465449; }
    .intro-copy p:first-child { margin-top: 0; }
    .feature-list { display: grid; grid-template-columns: 1fr 1fr; gap: 0 24px; }
    .feature-list div { padding: 14px 0; border-bottom: 1px solid var(--line); }
    .feature-list strong { display: block; margin-bottom: 3px; }
    .feature-list span { color: var(--muted); font-size: 13px; }
    .service-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 1px; background: #cfddc4; border: 1px solid #cfddc4; }
    .service-item { padding: 22px; background: #fff; transition: background .2s, transform .2s; }
    .service-item:hover { position: relative; z-index: 1; transform: translateY(-3px); background: #f7faF3; }
    .service-item .index { color: #6a982d; font-size: 12px; font-weight: 800; }
    .service-item h3 { margin: 8px 0 7px; font-size: 18px; }
    .service-item p { margin: 0; color: var(--muted); font-size: 14px; }
    .tag-list { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 23px; }
    .tag-list span { padding: 6px 11px; border: 1px solid #cddbc3; color: #3f5940; background: #f8faf5; font-size: 13px; }
    .steps { display: grid; grid-template-columns: repeat(4,1fr); gap: 18px; counter-reset: step; }
    .step { padding: 18px 0 0; border-top: 2px solid #a9cd72; counter-increment: step; }
    .step::before { content: "0" counter(step); color: #6c942f; font-size: 13px; font-weight: 800; }
    .step h3 { margin: 8px 0 5px; font-size: 17px; }
    .step p { margin: 0; color: var(--muted); font-size: 14px; }
    .solution-band { display: grid; grid-template-columns: .8fr 1.2fr; gap: 42px; align-items: start; }
    .solution-band h2 { margin: 8px 0; font-size: 34px; line-height: 1.25; }
    .solution-band p { color: var(--muted); }
    .solution-list { display: grid; grid-template-columns: 1fr 1fr; gap: 0 28px; }
    .solution-list article { padding: 14px 0; border-top: 1px solid #d4e0ca; }
    .solution-list h3 { margin: 0 0 5px; font-size: 16px; }
    .solution-list p { margin: 0; font-size: 13px; }
    .media-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 18px; align-items: start; }
    .media-grid img, .media-single img { display: block; width: 100%; height: auto; }
    .media-grid figure, .media-single figure { margin: 0; overflow: hidden; background: #e7eddf; }
    .media-grid figure + figure { margin-top: 18px; }
    .media-single { max-width: 470px; }
    .media-caption { margin-top: 10px; color: var(--muted); 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: 14px 16px; border-bottom: 1px solid #e5ebe1; vertical-align: top; }
    th { background: #eaf2df; font-size: 13px; }
    td { color: #465449; font-size: 14px; }
    tr:last-child td { border-bottom: 0; }
    .rating { display: flex; align-items: center; gap: 18px; margin-bottom: 22px; }
    .rating strong { color: var(--green-dark); font-size: 42px; line-height: 1; }
    .stars { color: #de9a23; letter-spacing: 2px; font-size: 20px; }
    .rating small { display: block; color: var(--muted); font-size: 12px; }
    .review-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 14px; }
    .review { padding: 20px; border-top: 3px solid #a8d45c; background: #fff; }
    .review p { margin: 0 0 16px; color: #465449; font-size: 14px; }
    .review strong { font-size: 13px; }
    .review span { display: block; color: var(--muted); font-size: 12px; }
    .faq-list { border-top: 1px solid var(--line); }
    details { border-bottom: 1px solid var(--line); }
    summary { position: relative; padding: 17px 36px 17px 0; cursor: pointer; list-style: none; font-weight: 700; }
    summary::-webkit-details-marker { display: none; }
    summary::after { content: "+"; position: absolute; right: 5px; top: 13px; color: var(--green-dark); font-size: 22px; }
    details[open] summary::after { content: "−"; }
    details p { max-width: 850px; margin: 0; padding: 0 24px 18px 0; color: var(--muted); font-size: 14px; }
    .article-links { display: grid; grid-template-columns: repeat(2,1fr); gap: 0 30px; }
    .article-links a { display: flex; justify-content: space-between; gap: 16px; padding: 13px 0; border-bottom: 1px solid var(--line); text-decoration: none; font-weight: 650; }
    .article-links a:hover { color: var(--green-dark); }
    .article-links span { color: #78915d; font-size: 12px; white-space: nowrap; }
    .article-shortcode { margin-top: 20px; color: var(--muted); font-size: 13px; }
    .contact-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 50px; align-items: start; }
    .contact-copy h2 { margin: 8px 0 12px; font-size: 34px; line-height: 1.2; }
    .contact-copy p { color: var(--muted); }
    .contact-detail { padding: 12px 0; border-bottom: 1px solid var(--line); }
    .contact-detail strong { display: block; font-size: 13px; }
    .contact-detail a { color: var(--green-dark); text-decoration-thickness: 1px; }
    .contact-form { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; padding: 24px; border: 1px solid var(--line); background: #fff; }
    .field { display: grid; gap: 6px; }
    .field.full { grid-column: 1 / -1; }
    .field label { font-size: 13px; font-weight: 700; }
    .field input, .field select, .field textarea { width: 100%; min-height: 44px; padding: 10px 11px; border: 1px solid #cbd7c4; border-radius: 3px; background: #fff; color: var(--ink); }
    .field textarea { min-height: 110px; resize: vertical; }
    .contact-form .button { justify-self: start; cursor: pointer; }
    .partner-line { display: flex; flex-wrap: wrap; gap: 8px 20px; }
    .partner-line a { color: #35552b; font-size: 13px; text-decoration: none; }
    .partner-line a:hover { text-decoration: underline; }
    .site-footer { padding: 27px 0; background: #e5eddd; color: #334236; border-top: 1px solid #d4dfca; }
    .footer-row { display: flex; justify-content: space-between; align-items: center; gap: 22px; }
    .footer-row p { margin: 0; font-size: 12px; }
    .footer-links { display: flex; flex-wrap: wrap; gap: 8px 16px; }
    .footer-links a { color: #35552b; font-size: 12px; text-decoration: none; }
    .floating { position: fixed; right: 18px; bottom: 20px; z-index: 15; display: grid; gap: 8px; }
    .floating a { display: grid; place-items: center; width: 46px; height: 46px; border: 1px solid #bfd09f; border-radius: 50%; background: #fff; color: var(--green-dark); font-size: 12px; font-weight: 800; text-decoration: none; box-shadow: 0 4px 15px rgba(28,48,23,.12); }
    .reveal { opacity: 0; transform: translateY(12px); transition: opacity .55s ease, transform .55s ease; }
    .reveal.visible { opacity: 1; transform: none; }
    @media (max-width: 1000px) {
      .nav-row { gap: 10px; }
      .nav-links a { padding-inline: 5px; font-size: 12px; }
      .nav-cta { padding-inline: 10px; }
      .hero-inner { gap: 25px; }
    }
    @media (max-width: 760px) {
      .container { width: min(var(--content), calc(100% - 32px)); }
      .nav-row { min-height: 64px; }
      .menu-toggle { display: inline-flex; }
      .nav-cta { margin-left: auto; }
      .nav-links { display: none; position: absolute; top: 64px; left: 0; right: 0; padding: 10px 16px 15px; border-bottom: 1px solid var(--line); background: var(--paper); align-items: stretch; flex-direction: column; }
      .nav-links.open { display: flex; }
      .nav-links a { padding: 10px; font-size: 14px; }
      .hero { padding: 48px 0 34px; }
      .hero-inner, .intro-grid, .solution-band, .contact-layout { grid-template-columns: 1fr; gap: 27px; }
      .hero::before { width: 250px; height: 250px; right: -85px; top: 205px; }
      .hero-visual { max-width: 520px; padding-left: 8px; }
      .metric-strip { grid-template-columns: repeat(2,1fr); row-gap: 12px; margin-top: 32px; }
      .section { padding: 55px 0; }
      .section-head { align-items: start; flex-direction: column; gap: 10px; }
      .service-grid { grid-template-columns: repeat(2,1fr); }
      .steps { grid-template-columns: repeat(2,1fr); }
      .review-grid { grid-template-columns: repeat(2,1fr); }
      .media-grid { grid-template-columns: 1fr 1fr; }
      .footer-row { align-items: start; flex-direction: column; }
    }
    @media (max-width: 480px) {
      .brand { font-size: 14px; }
      .brand img { width: 31px; height: 31px; }
      .nav-cta { min-height: 36px; font-size: 12px; }
      .hero-copy { font-size: 15px; }
      .hero-panel { padding: 17px; }
      .workflow-line { grid-template-columns: 30px 1fr; }
      .workflow-line small { grid-column: 2; }
      .service-grid, .steps, .review-grid, .solution-list, .feature-list, .article-links, .contact-form { grid-template-columns: 1fr; }
      .field.full { grid-column: auto; }
      .media-grid { grid-template-columns: 1fr; }
      .media-grid figure + figure { margin-top: 12px; }
      .rating { gap: 12px; }
      .rating strong { font-size: 36px; }
      .floating { right: 10px; bottom: 12px; }
      .floating a { width: 42px; height: 42px; }
    }
    @media (prefers-reduced-motion: reduce) {
      *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; }
      .reveal { opacity: 1; transform: none; }
    }