:root {
      color-scheme: light;
      --ink: #202a33;
      --muted: #5c6870;
      --paper: #fbf9f4;
      --white: #fff;
      --line: #e6e3dc;
      --coral: #f06a4f;
      --teal: #137c78;
      --yellow: #f1c94b;
      --blue: #315fa4;
      --green: #3d8059;
      --container: 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; 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(251,249,244,.96); border-bottom: 1px solid var(--line); backdrop-filter: blur(12px); }
    .header-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 72px; }
    .brand { display: inline-flex; align-items: center; gap: 10px; flex: 0 0 auto; font-weight: 800; }
    .brand img { display: block; width: 42px; }
    .nav-links { display: flex; align-items: center; justify-content: flex-end; gap: 0; flex-wrap: wrap; }
    .nav-links a { padding: 8px 10px; color: #43505a; font-size: 13px; transition: color .2s ease; }
    .nav-links a:hover { color: var(--coral); }
    .nav-links .nav-cta { margin-left: 8px; padding: 9px 15px; border-radius: 4px; background: var(--ink); color: white; }
    .menu-toggle { display: none; border: 1px solid var(--line); border-radius: 4px; padding: 8px 11px; background: white; color: var(--ink); cursor: pointer; }
    .hero { position: relative; overflow: hidden; padding: 76px 0 45px; background: #f4f0e6; border-bottom: 1px solid var(--line); }
    .hero:before, .hero:after { position: absolute; content: ""; pointer-events: none; }
    .hero:before { width: 190px; height: 11px; left: 7%; top: 47px; background: var(--coral); transform: rotate(-8deg); border-radius: 80% 20% 60% 30%; }
    .hero:after { width: 86px; height: 86px; right: 8%; top: 30px; border: 9px solid var(--teal); border-radius: 50%; opacity: .82; }
    .hero-inner { position: relative; z-index: 1; }
    .eyebrow { display: inline-flex; align-items: center; gap: 9px; color: var(--teal); font-size: 13px; font-weight: 800; letter-spacing: .06em; }
    .eyebrow:before { content: ""; width: 23px; height: 3px; background: var(--coral); }
    h1 { max-width: 770px; margin: 18px 0 15px; font-size: clamp(38px, 6vw, 68px); line-height: 1.13; letter-spacing: 0; }
    .hero p { max-width: 680px; margin: 0; color: #4f5c64; font-size: 17px; }
    .hero-actions { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-top: 28px; }
    .button { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 10px 18px; border: 1px solid var(--ink); border-radius: 4px; font-weight: 750; transition: transform .2s ease, box-shadow .2s ease, background .2s ease; }
    .button:hover { transform: translateY(-2px); box-shadow: 0 6px 0 rgba(32,42,51,.12); }
    .button-primary { background: var(--coral); border-color: var(--coral); color: white; }
    .button-dark { background: var(--ink); color: white; }
    .button-light { background: var(--white); }
    .hero-note { margin-top: 18px !important; font-size: 13px !important; }
    .metric-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; margin-top: 43px; border-top: 1px solid #d7d1c4; }
    .metric { padding: 18px 16px 0 0; }
    .metric strong { display: block; font-size: 20px; line-height: 1.35; }
    .metric span { display: block; margin-top: 4px; color: var(--muted); font-size: 13px; }
    main { overflow: clip; }
    .section { padding: 68px 0; border-bottom: 1px solid var(--line); }
    .section-head { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 28px; }
    .section-head h2 { max-width: 760px; margin: 7px 0 0; font-size: clamp(27px, 4vw, 39px); line-height: 1.2; }
    .section-head p { max-width: 470px; margin: 0; color: var(--muted); }
    .kicker { color: var(--coral); font-size: 12px; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; }
    .intro-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 42px; align-items: start; }
    .intro-copy { font-size: 17px; color: #43505a; }
    .intro-copy p { margin: 0 0 16px; }
    .capability-list { display: grid; grid-template-columns: 1fr 1fr; gap: 0 24px; border-top: 1px solid var(--line); }
    .capability-list div { padding: 14px 0; border-bottom: 1px solid var(--line); }
    .capability-list strong { display: block; font-size: 15px; }
    .capability-list span { display: block; margin-top: 3px; color: var(--muted); font-size: 13px; }
    .service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
    .service { padding: 19px; border: 1px solid var(--line); border-top: 3px solid var(--teal); background: var(--white); transition: transform .2s ease, box-shadow .2s ease; }
    .service:nth-child(3n+2) { border-top-color: var(--coral); }
    .service:nth-child(3n) { border-top-color: var(--yellow); }
    .service:hover { transform: translateY(-3px); box-shadow: 0 9px 22px rgba(32,42,51,.08); }
    .service h3 { margin: 0 0 7px; font-size: 17px; }
    .service p { margin: 0; color: var(--muted); font-size: 14px; }
    .service .service-tag { display: inline-block; margin-top: 13px; color: var(--teal); font-size: 12px; font-weight: 750; }
    .workflow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; counter-reset: steps; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
    .workflow article { position: relative; padding: 24px 20px 24px 0; counter-increment: steps; }
    .workflow article:not(:last-child):after { position: absolute; top: 34px; right: 16px; content: "→"; color: var(--coral); font-size: 21px; }
    .workflow article:before { content: "0" counter(steps); display: block; margin-bottom: 14px; color: var(--coral); font-size: 14px; font-weight: 800; }
    .workflow h3 { margin: 0 0 7px; font-size: 17px; }
    .workflow p { margin: 0; color: var(--muted); font-size: 14px; }
    .industry-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
    .industry { padding: 21px 0; border-top: 3px solid var(--blue); }
    .industry:nth-child(2) { border-top-color: var(--green); }
    .industry h3 { margin: 0 0 8px; font-size: 21px; }
    .industry p { margin: 0; color: var(--muted); }
    .asset-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
    .asset-grid figure { margin: 0; background: #ece7dc; }
    .asset-grid img { display: block; width: 100%; height: auto; }
    .asset-grid figcaption { padding: 12px 15px; color: var(--muted); font-size: 13px; }
    .service-network { display: grid; grid-template-columns: 1.15fr .85fr; gap: 45px; align-items: start; }
    .network-copy { color: var(--muted); }
    .network-copy p { margin: 0 0 14px; }
    .network-facts { display: grid; grid-template-columns: 1fr 1fr; gap: 0 20px; border-top: 1px solid var(--line); }
    .network-facts div { padding: 13px 0; border-bottom: 1px solid var(--line); }
    .network-facts strong { display: block; }
    .network-facts span { color: var(--muted); font-size: 13px; }
    .comparison-wrap { overflow-x: auto; border: 1px solid var(--line); background: white; }
    .comparison { width: 100%; min-width: 720px; border-collapse: collapse; text-align: left; }
    .comparison th, .comparison td { padding: 14px 16px; border-bottom: 1px solid var(--line); vertical-align: top; }
    .comparison th { background: #f1eee7; font-size: 14px; }
    .comparison td { color: #47545d; font-size: 14px; }
    .comparison tr:last-child td { border-bottom: 0; }
    .score-block { display: flex; align-items: center; gap: 20px; margin-bottom: 20px; padding: 18px 22px; background: #fff2d1; border-left: 5px solid var(--yellow); }
    .score-block strong { font-size: 30px; }
    .stars { color: #a16b00; font-size: 20px; letter-spacing: 0; }
    .score-block span:last-child { color: #584f3b; }
    .review-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
    .review { padding: 19px; background: white; border: 1px solid var(--line); }
    .review blockquote { margin: 0 0 14px; color: #394750; }
    .review footer { color: var(--teal); font-size: 13px; font-weight: 750; }
    .review-note { margin: 14px 0 0; color: var(--muted); font-size: 12px; }
    .article-links { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
    .article-links a { padding: 15px; border: 1px solid var(--line); background: white; font-weight: 700; transition: border-color .2s ease, transform .2s ease; }
    .article-links a:hover { border-color: var(--coral); transform: translateY(-2px); }
    .article-links span { display: block; margin-top: 5px; color: var(--muted); font-size: 12px; font-weight: 400; }
    .token-band { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 24px; padding: 26px; background: #e5f1ed; border-left: 5px solid var(--teal); }
    .token-band h3 { margin: 0 0 5px; font-size: 22px; }
    .token-band p { margin: 0; color: #475b56; }
    .tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
    .tag-cloud span { padding: 5px 10px; border: 1px solid #d7d4cc; background: white; color: #43505a; font-size: 13px; }
    .faq-list { border-top: 1px solid var(--line); }
    .faq-item { border-bottom: 1px solid var(--line); }
    .faq-item summary { position: relative; padding: 17px 38px 17px 0; cursor: pointer; font-weight: 750; list-style: none; }
    .faq-item summary::-webkit-details-marker { display: none; }
    .faq-item summary:after { position: absolute; right: 7px; content: "+"; color: var(--coral); font-size: 22px; line-height: 1; }
    .faq-item[open] summary:after { content: "−"; }
    .faq-item p { max-width: 850px; margin: 0; padding: 0 30px 18px 0; color: var(--muted); }
    .contact-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 45px; align-items: start; }
    .contact-copy p { color: var(--muted); }
    .contact-details { display: grid; gap: 8px; margin-top: 21px; }
    .contact-details a { color: var(--teal); font-weight: 700; }
    .contact-form { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
    .field { display: grid; gap: 6px; }
    .field-wide { grid-column: 1 / -1; }
    .field label { font-size: 13px; font-weight: 750; }
    .field input, .field select, .field textarea { width: 100%; border: 1px solid #d5d3cc; border-radius: 3px; padding: 11px 12px; background: white; color: var(--ink); }
    .field textarea { min-height: 115px; resize: vertical; }
    .contact-form .button { justify-self: start; cursor: pointer; }
    .qr { width: 130px; margin-top: 17px; border: 1px solid var(--line); background: white; padding: 5px; }
    .footer { padding: 28px 0 30px; background: #eeece6; color: var(--ink); }
    .footer-main { display: flex; align-items: start; justify-content: space-between; gap: 24px; }
    .footer p { max-width: 570px; margin: 8px 0 0; color: #59636a; font-size: 13px; }
    .friend-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 8px 15px; max-width: 520px; }
    .friend-links a { color: #315d59; font-size: 13px; }
    .copyright { margin-top: 20px; padding-top: 14px; border-top: 1px solid #d8d5ce; color: #626b70; font-size: 12px; }
    .float-contact { position: fixed; right: 18px; bottom: 20px; z-index: 15; display: grid; gap: 8px; }
    .float-contact a { display: block; padding: 10px 13px; background: var(--ink); color: white; border-radius: 4px; box-shadow: 0 4px 14px rgba(32,42,51,.2); font-size: 13px; font-weight: 750; }
    .float-contact a:first-child { background: var(--coral); }
    .reveal { opacity: 0; transform: translateY(12px); 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; transition-duration: .01ms !important; animation-duration: .01ms !important; }
      .reveal { opacity: 1; transform: none; }
    }
    @media (max-width: 900px) {
      .menu-toggle { display: inline-block; }
      .header-inner { position: relative; }
      .nav-links { display: none; position: absolute; top: calc(100% - 1px); left: -20px; right: -20px; padding: 12px 20px 16px; background: var(--paper); border-bottom: 1px solid var(--line); align-items: stretch; }
      .nav-links.is-open { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
      .nav-links a { padding: 9px 5px; }
      .nav-links .nav-cta { margin: 5px 0 0; text-align: center; }
      .section-head { display: block; }
      .section-head p { margin-top: 12px; }
      .service-grid { grid-template-columns: repeat(2, 1fr); }
      .article-links { grid-template-columns: repeat(3, 1fr); }
    }
    @media (max-width: 620px) {
      .container { width: min(var(--container), calc(100% - 32px)); }
      .hero { padding: 65px 0 33px; }
      .hero:before { left: 4%; top: 31px; width: 120px; }
      .hero:after { width: 50px; height: 50px; right: 6%; top: 20px; border-width: 6px; }
      .hero p { font-size: 15px; }
      .metric-row { grid-template-columns: 1fr 1fr; row-gap: 15px; }
      .metric { padding-top: 14px; }
      .section { padding: 48px 0; }
      .intro-layout, .industry-grid, .service-network, .contact-layout { grid-template-columns: 1fr; gap: 22px; }
      .capability-list { grid-template-columns: 1fr; }
      .service-grid { grid-template-columns: 1fr; }
      .workflow { grid-template-columns: 1fr 1fr; }
      .workflow article:not(:last-child):after { display: none; }
      .asset-grid { grid-template-columns: 1fr; }
      .review-grid { grid-template-columns: 1fr; }
      .article-links { grid-template-columns: 1fr 1fr; }
      .token-band { grid-template-columns: 1fr; }
      .contact-form { grid-template-columns: 1fr; }
      .field-wide { grid-column: auto; }
      .footer-main { display: block; }
      .friend-links { justify-content: flex-start; margin-top: 16px; }
      .float-contact { right: 10px; bottom: 12px; }
      .float-contact a { padding: 9px 10px; }
    }