:root {
      color-scheme: light;
      --ink: #18332e;
      --muted: #526963;
      --green: #146b50;
      --green-dark: #0d503e;
      --lime: #d9f36b;
      --paper: #f7faf7;
      --white: #fff;
      --line: #dce8df;
      --coral: #ef7658;
      --blue: #dff3f2;
      --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; }
    img { max-width: 100%; height: auto; }
    .container { width: min(var(--content), calc(100% - 40px)); margin-inline: auto; }
    .site-header {
      position: sticky;
      top: 0;
      z-index: 20;
      background: rgba(247, 250, 247, .96);
      border-bottom: 1px solid var(--line);
      backdrop-filter: blur(12px);
    }
    .nav-row { min-height: 74px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
    .brand { display: inline-flex; align-items: center; text-decoration: none; flex: 0 0 auto; }
    .brand img { display: block; width: 148px; max-height: 48px; 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: #39564e; font-size: 13px; text-decoration: none; white-space: nowrap; }
    .nav-links a:hover { color: var(--green); }
    .nav-links .nav-cta { margin-left: 8px; padding: 10px 15px; border-radius: 4px; background: var(--green); color: white; }
    .menu-toggle { display: none; border: 1px solid var(--line); background: white; color: var(--ink); padding: 8px 12px; border-radius: 4px; }
    .hero { overflow: hidden; position: relative; background: var(--green-dark); color: white; }
    .hero::before, .hero::after { content: ""; position: absolute; pointer-events: none; border: 1px solid rgba(217,243,107,.23); transform: rotate(35deg); }
    .hero::before { width: 390px; height: 390px; right: -105px; top: -185px; border-radius: 34%; }
    .hero::after { width: 270px; height: 270px; right: 155px; bottom: -205px; border-radius: 45%; }
    .hero-inner { position: relative; z-index: 1; padding-block: 80px 62px; }
    .hero-copy { max-width: 760px; }
    .eyebrow { margin: 0 0 16px; color: var(--lime); font-size: 13px; font-weight: 700; letter-spacing: 1px; }
    h1 { max-width: 720px; margin: 0; font-size: clamp(38px, 6vw, 66px); line-height: 1.1; }
    .hero p.lead { max-width: 650px; margin: 22px 0 28px; color: #e1f0e7; font-size: 18px; }
    .actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }
    .button { display: inline-flex; justify-content: center; align-items: center; min-height: 46px; padding: 0 20px; border: 1px solid transparent; border-radius: 4px; background: var(--lime); color: #18332e; font-weight: 700; text-decoration: none; transition: transform .2s, background .2s; }
    .button:hover { transform: translateY(-2px); background: #e8ff87; }
    .button-outline { border-color: rgba(255,255,255,.55); background: transparent; color: white; }
    .button-outline:hover { background: rgba(255,255,255,.12); }
    .hero-foot { display: flex; flex-wrap: wrap; gap: 22px; margin-top: 45px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.2); color: #d7e9de; font-size: 13px; }
    .hero-foot strong { color: white; }
    .metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border-bottom: 1px solid var(--line); background: white; }
    .metric { padding: 23px 20px; text-align: center; border-right: 1px solid var(--line); }
    .metric:last-child { border: 0; }
    .metric strong { display: block; color: var(--green); font-size: 23px; line-height: 1.3; }
    .metric span { color: var(--muted); font-size: 13px; }
    main section { padding-block: 70px; }
    .section-head { max-width: 710px; margin-bottom: 30px; }
    .kicker { margin: 0 0 8px; color: var(--green); font-size: 12px; font-weight: 800; letter-spacing: 1px; text-transform: uppercase; }
    h2 { margin: 0; font-size: 32px; line-height: 1.25; }
    .section-head > p:last-child { margin: 12px 0 0; color: var(--muted); }
    .intro-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 46px; align-items: start; }
    .intro-grid p { margin-top: 0; color: var(--muted); }
    .feature-list { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 22px; padding: 0; margin: 0; list-style: none; }
    .feature-list li { padding: 12px 0; border-bottom: 1px solid var(--line); font-weight: 650; }
    .feature-list li::before { content: "＋"; margin-right: 9px; color: var(--green); font-weight: 800; }
    .service-band { background: #edf5ef; border-block: 1px solid var(--line); }
    .service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
    .service-item { padding: 22px; background: white; border: 1px solid var(--line); border-top: 3px solid var(--green); }
    .service-item h3 { margin: 0 0 8px; font-size: 17px; }
    .service-item p { margin: 0; color: var(--muted); font-size: 14px; }
    .platform-list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
    .platform-list span { padding: 6px 10px; border: 1px solid #cbdcd1; background: #fff; color: #38584d; font-size: 13px; }
    .workflow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; counter-reset: step; }
    .step { position: relative; padding: 18px 18px 18px 0; border-top: 2px solid var(--green); counter-increment: step; }
    .step::before { content: "0" counter(step); color: var(--coral); font-weight: 800; font-size: 13px; }
    .step h3 { margin: 8px 0 5px; font-size: 17px; }
    .step p { margin: 0; color: var(--muted); font-size: 14px; }
    .industry { background: #e6f3f1; }
    .industry-layout { display: grid; grid-template-columns: 1.1fr .9fr; gap: 38px; align-items: center; }
    .industry-layout p { color: var(--muted); }
    .industry-tags { display: flex; flex-wrap: wrap; gap: 10px; }
    .industry-tags span { padding: 9px 13px; background: white; border-left: 3px solid var(--coral); color: var(--ink); font-size: 14px; }
    .media-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; align-items: start; }
    .media-frame { overflow: hidden; background: white; border: 1px solid var(--line); }
    .media-frame img { display: block; width: 100%; }
    .media-frame figcaption { padding: 12px 15px; color: var(--muted); font-size: 13px; }
    .media-single { max-width: 560px; }
    .comparison { overflow-x: auto; border: 1px solid var(--line); background: white; }
    table { width: 100%; min-width: 700px; border-collapse: collapse; text-align: left; }
    th, td { padding: 14px 16px; border-bottom: 1px solid var(--line); vertical-align: top; }
    th { background: #eaf4ed; color: var(--ink); font-size: 14px; }
    td { color: var(--muted); font-size: 14px; }
    tbody tr:last-child td { border-bottom: 0; }
    .score-row { display: flex; flex-wrap: wrap; align-items: center; gap: 18px; margin-bottom: 20px; padding: 19px 22px; border-left: 4px solid var(--coral); background: white; }
    .score { color: var(--green); font-size: 27px; font-weight: 800; }
    .stars { color: #d48a17; letter-spacing: 2px; }
    .reviews { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
    .review { padding: 20px; background: white; border: 1px solid var(--line); }
    .review blockquote { margin: 0 0 15px; color: #344f47; }
    .review cite { color: var(--muted); font-size: 13px; font-style: normal; font-weight: 700; }
    .article-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 24px; border-top: 1px solid var(--line); }
    .article-list a { display: flex; align-items: center; justify-content: space-between; gap: 15px; padding: 15px 2px; border-bottom: 1px solid var(--line); color: var(--ink); text-decoration: none; }
    .article-list a:hover { color: var(--green); }
    .article-list small { color: var(--muted); white-space: nowrap; }
    .faq { 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: 700; list-style: none; }
    summary::-webkit-details-marker { display: none; }
    summary::after { content: "+"; position: absolute; right: 4px; top: 13px; color: var(--green); font-size: 22px; }
    details[open] summary::after { content: "−"; }
    details p { max-width: 850px; margin: 0; padding: 0 24px 18px 0; color: var(--muted); }
    .contact { background: #edf5ef; border-top: 1px solid var(--line); }
    .contact-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 42px; align-items: start; }
    .contact-info p { color: var(--muted); }
    .contact-info a { color: var(--green-dark); }
    .qr { width: 150px; margin-top: 18px; border: 5px solid white; }
    form { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; padding: 22px; background: white; border: 1px solid var(--line); }
    .field { display: flex; flex-direction: column; gap: 6px; }
    .field-wide { grid-column: 1 / -1; }
    label { color: #35544a; font-size: 13px; font-weight: 700; }
    input, select, textarea { width: 100%; min-width: 0; padding: 11px 12px; border: 1px solid #cbd9d0; border-radius: 3px; background: white; color: var(--ink); }
    textarea { min-height: 110px; resize: vertical; }
    input:focus, select:focus, textarea:focus { outline: 2px solid #91c9aa; outline-offset: 1px; }
    form button { justify-self: start; border: 0; cursor: pointer; }
    .partners { display: flex; flex-wrap: wrap; gap: 10px 18px; }
    .partners a { color: #365b4e; font-size: 14px; }
    .site-footer { padding-block: 24px; background: #e8f0e9; color: #29473d; }
    .footer-row { display: flex; justify-content: space-between; align-items: center; gap: 18px; flex-wrap: wrap; font-size: 13px; }
    .footer-row p { margin: 0; }
    .float-links { position: fixed; z-index: 15; right: 16px; bottom: 18px; display: grid; gap: 8px; }
    .float-links a { display: block; padding: 10px 13px; background: var(--green); color: white; text-decoration: none; font-size: 13px; box-shadow: 0 4px 16px rgba(20,107,80,.2); }
    .float-links a:hover { background: var(--green-dark); }
    .reveal { opacity: 0; transform: translateY(14px); transition: opacity .55s ease, transform .55s ease; }
    .reveal.visible { opacity: 1; transform: none; }
    @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: 960px) {
      .nav-row { min-height: 66px; }
      .menu-toggle { display: inline-block; margin-left: auto; }
      .nav-links { display: none; position: absolute; top: 65px; left: 0; right: 0; padding: 12px 20px 18px; background: var(--paper); border-bottom: 1px solid var(--line); box-shadow: 0 8px 15px rgba(25,55,44,.08); }
      .nav-links.open { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
      .nav-links a { padding: 10px 7px; }
      .nav-links .nav-cta { margin: 5px 0 0; text-align: center; }
      .service-grid { grid-template-columns: repeat(2, 1fr); }
    }
    @media (max-width: 680px) {
      .container { width: min(var(--content), calc(100% - 30px)); }
      .hero-inner { padding-block: 58px 40px; }
      .hero p.lead { font-size: 16px; }
      .metrics { grid-template-columns: repeat(2, 1fr); }
      .metric:nth-child(2) { border-right: 0; }
      .metric:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
      main section { padding-block: 52px; }
      h2 { font-size: 27px; }
      .intro-grid, .industry-layout, .contact-grid { grid-template-columns: 1fr; gap: 24px; }
      .feature-list { grid-template-columns: 1fr; }
      .service-grid, .workflow, .reviews { grid-template-columns: 1fr 1fr; }
      .media-grid { grid-template-columns: 1fr; }
      .article-list { grid-template-columns: 1fr; }
      form { grid-template-columns: 1fr; padding: 16px; }
      .field-wide { grid-column: auto; }
      .float-links { right: 10px; bottom: 10px; }
      .float-links a { padding: 9px 11px; }
    }
    @media (max-width: 430px) {
      .service-grid, .workflow, .reviews { grid-template-columns: 1fr; }
      .hero-foot { gap: 10px 16px; }
      .brand img { width: 132px; }
    }