:root {
      color-scheme: light;
      --ink: #29232a;
      --muted: #716871;
      --paper: #fff9fb;
      --white: #fff;
      --pink: #d92f70;
      --pink-deep: #a91e53;
      --rose: #fce6ee;
      --line: #efdae2;
      --plum: #54283d;
      --green: #28795d;
      --container: 1160px;
    }
    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; scroll-padding-top: 84px; }
    body {
      margin: 0;
      color: var(--ink);
      background: var(--paper);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
      line-height: 1.7;
    }
    a { color: inherit; text-decoration: none; }
    button, input, select, textarea { font: inherit; }
    button, a { -webkit-tap-highlight-color: transparent; }
    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;
      border-bottom: 1px solid rgba(239,218,226,.85);
      background: rgba(255,249,251,.96);
      backdrop-filter: blur(12px);
    }
    .header-inner { min-height: 74px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
    .brand { display: inline-flex; align-items: center; gap: 11px; flex: 0 0 auto; }
    .brand img { width: 42px; max-height: 42px; object-fit: contain; }
    .brand-name { font-size: 17px; font-weight: 800; letter-spacing: 0; }
    .nav-links { display: flex; align-items: center; justify-content: flex-end; gap: 0; }
    .nav-links a { color: #51464e; font-size: 13px; padding: 9px 10px; transition: color .2s ease; }
    .nav-links a:hover { color: var(--pink-deep); }
    .nav-links .nav-cta { margin-left: 12px; padding: 9px 16px; color: #fff; background: var(--pink); border-radius: 4px; font-weight: 700; }
    .menu-toggle { display: none; border: 1px solid var(--line); background: #fff; color: var(--ink); padding: 8px 12px; border-radius: 4px; cursor: pointer; }
    .hero {
      position: relative;
      overflow: hidden;
      color: var(--ink);
      background: linear-gradient(135deg, #fff8fa 0%, #fde8ef 55%, #fff4f7 100%);
      border-bottom: 1px solid var(--line);
    }
    .hero::before {
      content: "";
      position: absolute;
      right: -105px;
      top: 45px;
      width: 380px;
      aspect-ratio: 1;
      border: 1px solid rgba(217,47,112,.17);
      border-radius: 50%;
      box-shadow: 0 0 0 38px rgba(217,47,112,.035), 0 0 0 78px rgba(217,47,112,.025);
      animation: orbit 18s linear infinite;
    }
    .hero-inner { position: relative; z-index: 1; padding-block: 72px 56px; }
    .hero-copy { max-width: 790px; }
    .eyebrow { margin: 0 0 15px; color: var(--pink-deep); font-size: 12px; font-weight: 800; letter-spacing: 1px; }
    h1 { max-width: 720px; margin: 0; font-size: clamp(38px, 5vw, 64px); line-height: 1.13; letter-spacing: 0; }
    .hero-copy > p:not(.eyebrow) { max-width: 650px; margin: 21px 0 26px; color: #5b4f57; font-size: 17px; }
    .actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }
    .button { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 11px 20px; border: 1px solid var(--pink); border-radius: 4px; background: var(--pink); color: #fff; font-weight: 750; transition: transform .18s ease, background .18s ease, box-shadow .18s ease; }
    .button:hover { transform: translateY(-2px); background: var(--pink-deep); box-shadow: 0 8px 20px rgba(169,30,83,.17); }
    .button.secondary { background: #fff; color: var(--pink-deep); }
    .hero-note { margin-top: 16px; color: #786a73; font-size: 13px; }
    .metric-strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; margin-top: 47px; border-top: 1px solid rgba(169,30,83,.19); }
    .metric { padding: 20px 22px 0 0; }
    .metric strong { display: block; color: var(--pink-deep); font-size: 19px; }
    .metric span { display: block; margin-top: 3px; color: #6e626a; font-size: 12px; }
    main { overflow: hidden; }
    .section { padding-block: 72px; }
    .section.alt { background: #fff3f7; border-block: 1px solid #f5e2e9; }
    .section-head { display: flex; align-items: end; justify-content: space-between; gap: 22px; margin-bottom: 30px; }
    .section-head > div { max-width: 720px; }
    .section-kicker { margin: 0 0 7px; color: var(--pink-deep); font-size: 12px; font-weight: 800; }
    h2 { margin: 0; font-size: clamp(27px, 3vw, 38px); line-height: 1.25; letter-spacing: 0; }
    .section-head p { max-width: 560px; margin: 10px 0 0; color: var(--muted); }
    h3 { margin: 0 0 8px; font-size: 18px; line-height: 1.4; }
    .intro-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 46px; align-items: start; }
    .intro-copy { color: #554951; }
    .intro-copy p { margin: 0 0 14px; }
    .capability-list { display: grid; grid-template-columns: 1fr 1fr; gap: 0 22px; border-top: 1px solid var(--line); }
    .capability-list span { padding: 12px 0; border-bottom: 1px solid var(--line); color: #51464e; font-size: 14px; }
    .service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
    .service-item { min-width: 0; padding: 24px; background: #fff; transition: background .2s ease, transform .2s ease; }
    .service-item:hover { position: relative; z-index: 1; transform: translateY(-3px); background: #fff9fb; }
    .service-item p { margin: 0; color: var(--muted); font-size: 14px; }
    .service-tag { display: inline-block; margin-bottom: 12px; color: var(--pink-deep); font-size: 11px; font-weight: 800; }
    .workflow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; counter-reset: step; }
    .workflow-item { position: relative; padding: 20px 18px 18px 0; border-top: 2px solid var(--pink); counter-increment: step; }
    .workflow-item::before { content: "0" counter(step); display: block; margin-bottom: 14px; color: var(--pink); font-size: 13px; font-weight: 800; }
    .workflow-item p { margin: 0; color: var(--muted); font-size: 14px; }
    .feature-band { display: grid; grid-template-columns: .9fr 1.1fr; gap: 46px; align-items: center; }
    .feature-band p { color: var(--muted); }
    .feature-band img { display: block; width: 100%; border-radius: 4px; }
    .feature-points { display: grid; grid-template-columns: 1fr 1fr; gap: 11px 20px; margin-top: 20px; }
    .feature-points span { padding-left: 14px; border-left: 2px solid var(--pink); color: #50444c; font-size: 14px; }
    .industry-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
    .industry { padding: 18px 16px; background: #fff; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
    .industry strong { display: block; font-size: 15px; }
    .industry span { color: var(--muted); font-size: 12px; }
    .network { display: flex; flex-wrap: wrap; gap: 9px; }
    .network span { padding: 8px 12px; border: 1px solid #edc5d4; background: #fff; color: #594650; font-size: 13px; }
    .compare-wrap { overflow-x: auto; border: 1px solid var(--line); background: #fff; }
    table { width: 100%; border-collapse: collapse; min-width: 670px; text-align: left; }
    th, td { padding: 14px 17px; border-bottom: 1px solid #f0e3e8; vertical-align: top; }
    th { background: #fff0f5; color: #4b3440; font-size: 13px; }
    td { color: #5d5259; font-size: 14px; }
    tr:last-child td { border-bottom: 0; }
    .rating { display: grid; grid-template-columns: auto 1fr; gap: 20px; align-items: center; margin-bottom: 22px; padding: 22px; background: var(--plum); color: #fff; }
    .rating-score { color: #fff; font-size: 42px; font-weight: 850; line-height: 1; }
    .rating-score small { display: block; margin-top: 7px; color: #f8dce7; font-size: 12px; font-weight: 500; }
    .stars { color: #ffd466; letter-spacing: 0; }
    .rating p { margin: 5px 0 0; color: #f6e8ee; font-size: 13px; }
    .case-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 22px; align-items: start; }
    .case-feature img { display: block; width: 100%; border-radius: 3px; }
    .case-feature p { margin: 12px 0 0; color: var(--muted); font-size: 14px; }
    .case-side { display: grid; gap: 22px; }
    .case-side img { display: block; width: 100%; border-radius: 3px; }
    .case-side p { margin: 8px 0 0; color: var(--muted); font-size: 13px; }
    .quotes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; }
    .quote { padding: 20px; background: #fff; border: 1px solid var(--line); }
    .quote p { margin: 0 0 17px; color: #554a51; font-size: 14px; }
    .quote strong { display: block; font-size: 13px; }
    .quote span { color: var(--muted); font-size: 12px; }
    .token-row { display: grid; grid-template-columns: 1fr auto; gap: 20px; align-items: center; padding: 21px 0; border-bottom: 1px solid var(--line); }
    .token-row:first-of-type { border-top: 1px solid var(--line); }
    .token-row p { margin: 3px 0 0; color: var(--muted); font-size: 14px; }
    .token-note { padding: 14px 16px; background: #fff0f5; color: #57444d; 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; list-style: none; font-weight: 700; }
    .faq-item summary::-webkit-details-marker { display: none; }
    .faq-item summary::after { content: "+"; position: absolute; right: 5px; top: 14px; color: var(--pink-deep); font-size: 22px; font-weight: 400; }
    .faq-item[open] summary::after { content: "−"; }
    .faq-item p { margin: 0; padding: 0 32px 18px 0; color: var(--muted); font-size: 14px; }
    .article-list { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; }
    .article-link { display: flex; min-height: 82px; align-items: center; justify-content: space-between; gap: 10px; padding: 13px; border: 1px solid var(--line); background: #fff; font-size: 13px; font-weight: 650; }
    .article-link span:last-child { color: var(--pink); font-size: 20px; }
    .contact-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 46px; align-items: start; }
    .contact-info p { color: var(--muted); }
    .contact-details { margin-top: 20px; border-top: 1px solid var(--line); }
    .contact-details div { display: flex; justify-content: space-between; gap: 20px; padding: 11px 0; border-bottom: 1px solid var(--line); font-size: 14px; }
    .contact-details span:first-child { color: var(--muted); }
    .contact-form { 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: 700; }
    .field input, .field select, .field textarea { width: 100%; padding: 11px 12px; border: 1px solid #decbd3; border-radius: 3px; background: #fff; color: var(--ink); }
    .field textarea { min-height: 118px; resize: vertical; }
    .contact-form .button { justify-self: start; cursor: pointer; }
    .join-band { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 24px 0; border-top: 1px solid var(--line); }
    .join-band p { margin: 5px 0 0; color: var(--muted); font-size: 14px; }
    .site-footer { padding: 30px 0 22px; color: #43373e; background: #f9eaf0; border-top: 1px solid #eddae2; }
    .footer-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 25px; }
    .footer-links { display: flex; flex-wrap: wrap; gap: 8px 18px; max-width: 680px; }
    .footer-links a { color: #51424a; font-size: 13px; }
    .footer-links a:hover { color: var(--pink-deep); }
    .copyright { margin-top: 22px; padding-top: 14px; border-top: 1px solid #e8d3dc; color: #695c63; font-size: 12px; }
    .floating-contact { position: fixed; z-index: 18; right: 18px; bottom: 20px; display: grid; gap: 8px; }
    .floating-contact a, .back-top { display: grid; width: 44px; min-height: 44px; place-items: center; border: 1px solid #e7b8ca; border-radius: 50%; background: #fff; color: var(--pink-deep); box-shadow: 0 4px 16px rgba(83,38,59,.12); font-size: 12px; font-weight: 750; cursor: pointer; }
    .qr-pop { position: absolute; right: 52px; bottom: 0; display: none; width: 150px; padding: 10px; background: #fff; border: 1px solid var(--line); box-shadow: 0 5px 18px rgba(50,30,40,.13); }
    .qr-pop img { display: block; width: 100%; }
    .qr-pop span { display: block; margin-top: 5px; color: var(--ink); text-align: center; font-size: 12px; }
    .floating-contact:hover .qr-pop, .floating-contact:focus-within .qr-pop { display: block; }
    .back-top { display: none; border: 0; background: var(--pink); color: #fff; }
    .back-top.visible { display: grid; }
    .reveal { opacity: 0; transform: translateY(15px); transition: opacity .55s ease, transform .55s ease; }
    .reveal.in-view { opacity: 1; transform: translateY(0); }
    @keyframes orbit { to { transform: rotate(360deg); } }
    @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-links a { padding-inline: 7px; font-size: 12px; }
      .nav-links .nav-cta { margin-left: 6px; }
      .service-grid { grid-template-columns: repeat(2, 1fr); }
      .industry-grid { grid-template-columns: repeat(3, 1fr); }
      .article-list { grid-template-columns: repeat(3, 1fr); }
    }
    @media (max-width: 740px) {
      .container { width: min(var(--container), calc(100% - 32px)); }
      .header-inner { min-height: 66px; }
      .menu-toggle { display: inline-flex; align-items: center; gap: 7px; }
      .nav-links { position: absolute; top: 65px; left: 0; right: 0; display: none; align-items: stretch; padding: 9px 16px 15px; border-bottom: 1px solid var(--line); background: var(--paper); }
      .nav-links.open { display: grid; grid-template-columns: repeat(2, 1fr); }
      .nav-links a { padding: 10px 8px; font-size: 14px; }
      .nav-links .nav-cta { margin: 4px 0 0; text-align: center; }
      .hero-inner { padding-block: 56px 38px; }
      .hero::before { right: -220px; top: 120px; width: 330px; }
      .hero-copy > p:not(.eyebrow) { font-size: 15px; }
      .metric-strip { grid-template-columns: repeat(2, 1fr); row-gap: 15px; margin-top: 34px; }
      .metric { padding-top: 14px; }
      .section { padding-block: 54px; }
      .section-head { align-items: flex-start; flex-direction: column; margin-bottom: 23px; }
      .intro-grid, .feature-band, .case-grid, .contact-grid { grid-template-columns: 1fr; gap: 28px; }
      .workflow { grid-template-columns: repeat(2, 1fr); gap: 12px 20px; }
      .industry-grid { grid-template-columns: repeat(2, 1fr); }
      .quotes { grid-template-columns: repeat(2, 1fr); }
      .case-side { grid-template-columns: 1fr 1fr; }
      .article-list { grid-template-columns: repeat(2, 1fr); }
      .footer-top { flex-direction: column; }
    }
    @media (max-width: 480px) {
      .brand-name { font-size: 15px; }
      h1 { font-size: 38px; }
      .service-grid, .quotes, .case-side { grid-template-columns: 1fr; }
      .capability-list, .feature-points, .contact-form { grid-template-columns: 1fr; }
      .field.full { grid-column: auto; }
      .workflow { grid-template-columns: 1fr 1fr; }
      .industry-grid { grid-template-columns: 1fr 1fr; }
      .article-list { grid-template-columns: 1fr; }
      .rating { grid-template-columns: 1fr; gap: 12px; }
      .token-row { grid-template-columns: 1fr; gap: 10px; }
      .join-band { align-items: flex-start; flex-direction: column; }
      .floating-contact { right: 10px; bottom: 12px; }
    }