:root {
      color-scheme: light;
      --ink: #202a33;
      --muted: #59656c;
      --paper: #fbf9f5;
      --white: #fffefa;
      --line: #e8e4dc;
      --coral: #e45e4b;
      --teal: #147b78;
      --yellow: #f1c94b;
      --blue: #366d9f;
      --shadow: 0 16px 38px rgba(32, 42, 51, .08);
      --container: 1160px;
    }
    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; scroll-padding-top: 86px; }
    body {
      margin: 0;
      background: var(--paper);
      color: var(--ink);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
      line-height: 1.7;
    }
    body, button, input, select, textarea { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif; }
    a { color: inherit; text-decoration: none; }
    img { display: block; max-width: 100%; height: auto; }
    button, input, select, textarea { font-size: inherit; }
    .container { width: min(var(--container), calc(100% - 40px)); margin-inline: auto; }
    .site-header {
      position: sticky;
      z-index: 20;
      top: 0;
      border-bottom: 1px solid rgba(32,42,51,.09);
      background: rgba(251,249,245,.94);
      backdrop-filter: blur(14px);
    }
    .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; font-weight: 800; }
    .brand img { width: 42px; height: 42px; object-fit: contain; }
    .brand-name { font-size: 18px; }
    .nav-links { display: flex; align-items: center; justify-content: flex-end; gap: 0; flex-wrap: wrap; }
    .nav-links a { padding: 8px 9px; color: #46535b; font-size: 13px; border-radius: 5px; transition: color .2s, background .2s; }
    .nav-links a:hover { color: var(--teal); background: #e9f3ef; }
    .nav-cta, .button {
      display: inline-flex; min-height: 44px; align-items: center; justify-content: center;
      gap: 8px; padding: 10px 18px; border: 0; border-radius: 5px;
      background: var(--coral); color: #fff; font-weight: 700; cursor: pointer;
      transition: transform .2s, box-shadow .2s, background .2s;
    }
    .nav-cta { min-height: 40px; padding: 8px 14px; font-size: 13px; flex: 0 0 auto; }
    .button:hover, .nav-cta:hover { transform: translateY(-2px); background: #ca4939; box-shadow: 0 8px 18px rgba(228,94,75,.22); }
    .button.secondary { background: var(--teal); }
    .button.secondary:hover { background: #0e6664; }
    .menu-toggle { display: none; width: 42px; height: 42px; border: 1px solid var(--line); border-radius: 5px; background: var(--white); color: var(--ink); cursor: pointer; }
    .hero {
      overflow: hidden; position: relative; padding: 72px 0 54px;
      background-color: #f5ead2;
      background-image: linear-gradient(120deg, transparent 0 65%, rgba(20,123,120,.08) 65% 66%, transparent 66%), radial-gradient(circle at 86% 18%, rgba(228,94,75,.13) 0 5px, transparent 6px), radial-gradient(circle at 8% 80%, rgba(54,109,159,.12) 0 7px, transparent 8px);
      border-bottom: 1px solid #eadfc8;
    }
    .hero:after { content: ""; position: absolute; right: -54px; bottom: -118px; width: 260px; height: 210px; border: 2px dashed rgba(20,123,120,.26); border-radius: 48% 52% 59% 41%; transform: rotate(-22deg); pointer-events: none; }
    .hero-inner { position: relative; z-index: 1; }
    .hero-copy { max-width: 790px; }
    .eyebrow { display: inline-flex; align-items: center; gap: 9px; color: var(--teal); font-size: 13px; font-weight: 800; letter-spacing: 0; }
    .eyebrow:before { content: ""; width: 24px; height: 3px; background: var(--coral); border-radius: 2px; }
    h1 { max-width: 760px; margin: 14px 0 16px; font-size: clamp(36px, 6vw, 62px); line-height: 1.12; letter-spacing: 0; }
    h1 span { color: var(--teal); }
    .hero-copy p { max-width: 660px; margin: 0; color: #46535b; font-size: 17px; }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 27px; }
    .button.outline { color: var(--ink); background: transparent; border: 1px solid #9eaaa7; }
    .button.outline:hover { background: #fffefa; box-shadow: var(--shadow); }
    .hero-note { margin-top: 20px; color: #53615f; font-size: 13px; }
    .hero-note strong { color: var(--ink); }
    .metric-strip { display: grid; grid-template-columns: repeat(4, 1fr); margin-top: 44px; border-top: 1px solid rgba(32,42,51,.16); }
    .metric { padding: 19px 18px 0 0; }
    .metric + .metric { border-left: 1px solid rgba(32,42,51,.16); padding-left: 22px; }
    .metric strong { display: block; color: var(--teal); font-size: 19px; }
    .metric span { color: var(--muted); font-size: 13px; }
    main { overflow: hidden; }
    .section { padding: 74px 0; }
    .section.tinted { background: #f1f4ed; }
    .section.paper-alt { background: #f5ead2; }
    .section-head { max-width: 720px; margin-bottom: 30px; }
    .section-head h2 { margin: 8px 0 8px; font-size: clamp(27px, 4vw, 38px); line-height: 1.2; letter-spacing: 0; }
    .section-head p { margin: 0; color: var(--muted); }
    .intro-layout { display: grid; grid-template-columns: 1.1fr .9fr; gap: 42px; align-items: start; }
    .intro-text p { color: var(--muted); margin: 0 0 15px; }
    .intro-points { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 24px; padding: 0; margin: 0; list-style: none; border-top: 1px solid var(--line); }
    .intro-points li { padding: 12px 0; border-bottom: 1px solid var(--line); font-weight: 650; }
    .intro-points li:before { content: "✳"; margin-right: 9px; color: var(--coral); }
    .media-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
    .media-pair figure { margin: 0; overflow: hidden; border-radius: 5px; background: #e8e4dc; }
    .media-pair img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
    .media-pair figcaption { padding: 8px 10px; color: var(--muted); font-size: 12px; }
    .cap-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
    .cap-item { padding: 21px 20px; border: 1px solid var(--line); border-top: 3px solid var(--teal); background: var(--white); transition: transform .2s, box-shadow .2s; }
    .cap-item:nth-child(3n + 2) { border-top-color: var(--coral); }
    .cap-item:nth-child(3n) { border-top-color: var(--yellow); }
    .cap-item:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
    .cap-item h3 { margin: 0 0 7px; font-size: 17px; }
    .cap-item p { margin: 0; color: var(--muted); font-size: 14px; }
    .cap-item .index { color: var(--coral); font-size: 12px; font-weight: 800; }
    .wide-feature { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; align-items: center; }
    .wide-feature img { width: 100%; border-radius: 5px; }
    .feature-copy h3 { margin: 0 0 12px; font-size: 25px; }
    .feature-copy p { color: var(--muted); }
    .feature-copy ul { padding-left: 19px; color: var(--muted); }
    .feature-copy li { margin: 5px 0; }
    .services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 11px 24px; }
    .service { min-height: 112px; padding: 16px 0; border-top: 1px solid var(--line); }
    .service h3 { display: flex; align-items: center; gap: 9px; margin: 0 0 5px; font-size: 16px; }
    .service h3:before { content: ""; width: 8px; height: 8px; background: var(--coral); border-radius: 50% 50% 0 50%; transform: rotate(45deg); }
    .service p { margin: 0; color: var(--muted); font-size: 13px; }
    .tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 23px; }
    .tags span { padding: 5px 10px; border: 1px solid #d8d3c9; border-radius: 3px; background: #fffefa; color: #48565d; font-size: 13px; }
    .steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; counter-reset: step; }
    .step { position: relative; padding: 24px 22px 5px 0; border-top: 2px solid var(--teal); }
    .step:before { counter-increment: step; content: "0" counter(step); position: absolute; top: -16px; left: 0; padding: 0 8px 0 0; color: var(--coral); background: #f1f4ed; font-size: 21px; font-weight: 800; }
    .step h3 { margin: 0 0 6px; font-size: 17px; }
    .step p { margin: 0; color: var(--muted); font-size: 14px; }
    .industry-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
    .industry { padding: 17px; background: #fffefa; border: 1px solid var(--line); }
    .industry strong { display: block; margin-bottom: 4px; }
    .industry span { color: var(--muted); font-size: 13px; }
    .network-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border: 1px solid var(--line); }
    .network-cell { padding: 21px; background: var(--white); }
    .network-cell + .network-cell { border-left: 1px solid var(--line); }
    .network-cell h3 { margin: 0 0 6px; font-size: 16px; }
    .network-cell p { margin: 0; color: var(--muted); font-size: 14px; }
    .review-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
    .review { padding: 20px; border-left: 3px solid var(--yellow); background: var(--white); }
    .review p { margin: 0 0 15px; color: #46535b; font-size: 14px; }
    .review strong { font-size: 13px; }
    .review span { display: block; color: var(--muted); font-size: 12px; }
    .case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; }
    .case { background: var(--white); border: 1px solid var(--line); }
    .case img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; }
    .case-copy { padding: 17px; }
    .case-copy h3 { margin: 0 0 5px; font-size: 17px; }
    .case-copy p { margin: 0; color: var(--muted); font-size: 13px; }
    .score-band { display: grid; grid-template-columns: .7fr 1.3fr; gap: 30px; align-items: start; padding: 25px; background: #fffefa; border: 1px solid var(--line); }
    .score { padding: 8px 20px 8px 0; border-right: 1px solid var(--line); }
    .score strong { display: block; color: var(--coral); font-size: 52px; line-height: 1; }
    .score span { display: block; margin-top: 9px; color: var(--muted); }
    .stars { color: #d89d17; letter-spacing: 0; font-size: 21px; }
    .table-wrap { overflow-x: auto; }
    table { width: 100%; border-collapse: collapse; min-width: 620px; font-size: 14px; }
    th, td { padding: 11px 12px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
    th { color: #3a4c4d; background: #eef3ef; }
    td:first-child { font-weight: 700; }
    .price-note { margin: 16px 0 0; color: var(--muted); font-size: 13px; }
    .match-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 40px; align-items: start; }
    .match-copy h2 { margin: 8px 0 12px; font-size: 34px; line-height: 1.2; }
    .match-copy p { color: var(--muted); }
    .form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
    .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: 11px 12px; border: 1px solid #d5d8d3; border-radius: 4px; background: #fffefa; color: var(--ink); outline: none; }
    .field input:focus, .field select:focus, .field textarea:focus { border-color: var(--teal); box-shadow: 0 0 0 3px rgba(20,123,120,.12); }
    .field textarea { min-height: 116px; resize: vertical; }
    .form-foot { display: flex; align-items: center; flex-wrap: wrap; gap: 13px; margin-top: 14px; }
    .form-foot small { color: var(--muted); }
    .faq-list { border-top: 1px solid var(--line); }
    details { border-bottom: 1px solid var(--line); }
    summary { position: relative; padding: 17px 34px 17px 0; font-weight: 700; cursor: pointer; list-style: none; }
    summary::-webkit-details-marker { display: none; }
    summary:after { content: "+"; position: absolute; right: 3px; top: 13px; color: var(--teal); font-size: 22px; font-weight: 400; }
    details[open] summary:after { content: "−"; }
    details p { max-width: 850px; margin: -2px 0 17px; color: var(--muted); }
    .article-list { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
    .article-link { min-height: 86px; padding: 14px; display: flex; align-items: center; justify-content: space-between; gap: 8px; background: var(--white); border: 1px solid var(--line); font-size: 14px; font-weight: 700; transition: border-color .2s, transform .2s; }
    .article-link:hover { transform: translateY(-3px); border-color: var(--teal); }
    .article-link span:last-child { color: var(--coral); }
    .join-band { display: flex; justify-content: space-between; align-items: center; gap: 24px; padding: 25px 0; border-top: 1px solid var(--line); }
    .join-band h3 { margin: 0 0 4px; }
    .join-band p { margin: 0; color: var(--muted); }
    .site-footer { padding: 34px 0 22px; background: #e8eee8; color: #26363a; border-top: 1px solid #d3ddd5; }
    .footer-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 32px; align-items: start; }
    .footer-grid p { margin: 8px 0; color: #46565a; font-size: 14px; }
    .footer-links { display: flex; flex-wrap: wrap; gap: 7px 15px; margin-top: 12px; }
    .footer-links a { color: #245e62; font-size: 13px; text-decoration: underline; text-underline-offset: 3px; }
    .footer-contact { display: grid; grid-template-columns: 1fr auto; gap: 18px; align-items: start; }
    .qr { width: 112px; padding: 5px; background: #fff; border: 1px solid #d4dbd5; }
    .qr img { width: 100%; aspect-ratio: 1; object-fit: contain; }
    .copyright { margin-top: 24px; padding-top: 14px; border-top: 1px solid #d2dbd4; color: #59676a; font-size: 12px; }
    .floating { position: fixed; z-index: 15; right: 18px; bottom: 20px; display: flex; flex-direction: column; gap: 8px; }
    .floating a, .to-top { display: flex; width: 48px; height: 48px; align-items: center; justify-content: center; border: 1px solid rgba(32,42,51,.12); border-radius: 50%; background: #fffefa; color: var(--ink); box-shadow: 0 6px 20px rgba(32,42,51,.13); font-size: 12px; font-weight: 800; cursor: pointer; }
    .floating a:hover, .to-top:hover { color: var(--teal); transform: translateY(-2px); }
    .reveal { opacity: 0; transform: translateY(14px); 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 { min-height: 68px; }
      .menu-toggle { display: inline-flex; align-items: center; justify-content: center; }
      .nav-cta { margin-left: auto; }
      .nav-links { display: none; position: absolute; top: 68px; left: 0; right: 0; padding: 12px 20px 18px; background: var(--paper); border-bottom: 1px solid var(--line); box-shadow: var(--shadow); align-items: stretch; flex-direction: column; }
      .nav-links.open { display: flex; }
      .nav-links a { padding: 10px; }
      .cap-grid { grid-template-columns: repeat(2, 1fr); }
      .industry-grid { grid-template-columns: repeat(2, 1fr); }
      .article-list { grid-template-columns: repeat(3, 1fr); }
    }
    @media (max-width: 680px) {
      .container { width: min(var(--container), calc(100% - 30px)); }
      .hero { padding: 54px 0 35px; }
      .hero-copy p { font-size: 15px; }
      .metric-strip { grid-template-columns: repeat(2, 1fr); row-gap: 15px; }
      .metric + .metric { padding-left: 13px; }
      .metric:nth-child(3) { border-left: 0; padding-left: 0; }
      .section { padding: 54px 0; }
      .intro-layout, .wide-feature, .match-layout, .footer-grid { grid-template-columns: 1fr; gap: 24px; }
      .intro-points { grid-template-columns: 1fr 1fr; }
      .cap-grid, .services-grid { grid-template-columns: 1fr 1fr; gap: 8px 15px; }
      .cap-item { padding: 16px; }
      .steps { grid-template-columns: 1fr 1fr; row-gap: 27px; }
      .industry-grid { grid-template-columns: 1fr 1fr; }
      .network-row { grid-template-columns: 1fr; }
      .network-cell + .network-cell { border-left: 0; border-top: 1px solid var(--line); }
      .review-grid, .case-grid { grid-template-columns: 1fr; }
      .score-band { grid-template-columns: 1fr; gap: 15px; padding: 18px; }
      .score { padding: 0 0 14px; border-right: 0; border-bottom: 1px solid var(--line); }
      .article-list { grid-template-columns: 1fr 1fr; }
      .join-band { align-items: flex-start; flex-direction: column; }
      .footer-contact { grid-template-columns: 1fr auto; }
      .floating { right: 10px; bottom: 12px; }
      .floating a, .to-top { width: 43px; height: 43px; }
    }
    @media (max-width: 390px) {
      .brand-name { font-size: 16px; }
      .nav-cta { padding-inline: 10px; font-size: 12px; }
      .cap-grid, .services-grid, .form-grid { grid-template-columns: 1fr; }
      .field.full { grid-column: auto; }
      .hero-actions .button { width: 100%; }
    }