:root {
      color-scheme: light;
      --ink: #211b31;
      --muted: #696477;
      --purple: #6737c8;
      --purple-dark: #472293;
      --pink: #cf3e92;
      --line: #e8e3ef;
      --paper: #fff;
      --soft: #f4f0fa;
      --lime: #e9f6b3;
      --container: 1160px;
    }
    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; scroll-padding-top: 92px; }
    body {
      margin: 0;
      color: var(--ink);
      background: #f8f7fc;
      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; }
    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: 50;
      background: rgba(255,255,255,.94);
      border-bottom: 1px solid rgba(55,38,88,.09);
      backdrop-filter: blur(14px);
    }
    .nav-row { min-height: 74px; display: flex; align-items: center; justify-content: space-between; gap: 22px; }
    .brand { display: inline-flex; align-items: center; flex: 0 0 auto; }
    .brand img { display: block; width: 146px; max-height: 48px; object-fit: contain; }
    .nav-links { display: flex; align-items: center; justify-content: flex-end; gap: 0; }
    .nav-links a { padding: 10px 9px; color: #514b60; font-size: 13px; white-space: nowrap; transition: color .2s ease; }
    .nav-links a:hover, .nav-links a:focus-visible { color: var(--purple); }
    .nav-actions { display: flex; align-items: center; gap: 10px; flex: 0 0 auto; }
    .menu-toggle { display: none; border: 1px solid var(--line); background: white; color: var(--ink); border-radius: 7px; padding: 8px 11px; cursor: pointer; }
    .button {
      display: inline-flex; align-items: center; justify-content: center; gap: 8px;
      min-height: 46px; padding: 11px 20px; border: 1px solid transparent; border-radius: 7px;
      font-weight: 700; transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
      cursor: pointer;
    }
    .button:hover { transform: translateY(-2px); box-shadow: 0 8px 22px rgba(69,34,147,.17); }
    .button-primary { background: var(--purple); color: white; }
    .button-primary:hover { background: var(--purple-dark); }
    .button-outline { border-color: #cfc5e0; background: white; color: var(--purple-dark); }
    .button-light { background: white; color: var(--purple-dark); }
    .hero {
      position: relative; overflow: hidden; color: #fff;
      background: linear-gradient(118deg, #48218e 0%, #6834bd 52%, #a3389d 100%);
      padding: 78px 0 54px;
    }
    .hero::before, .hero::after { content: ""; position: absolute; pointer-events: none; }
    .hero::before {
      width: 410px; height: 410px; right: 2%; top: -180px; border: 1px solid rgba(255,255,255,.22);
      border-radius: 50%; box-shadow: 0 0 0 42px rgba(255,255,255,.035), 0 0 0 84px rgba(255,255,255,.025);
    }
    .hero::after { width: 240px; height: 240px; right: 20%; bottom: -180px; border: 1px solid rgba(255,255,255,.19); transform: rotate(34deg); }
    .hero-inner { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0,1fr) minmax(260px,.72fr); align-items: center; gap: 54px; }
    .eyebrow { display: inline-flex; align-items: center; gap: 9px; font-size: 13px; font-weight: 700; letter-spacing: 0; }
    .eyebrow-mark { width: 8px; height: 8px; border-radius: 50%; background: var(--lime); box-shadow: 0 0 0 5px rgba(233,246,179,.16); }
    h1 { max-width: 680px; margin: 18px 0 17px; font-size: clamp(38px, 5.2vw, 62px); line-height: 1.15; letter-spacing: 0; }
    .hero-copy { max-width: 625px; margin: 0; color: rgba(255,255,255,.86); font-size: 17px; }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
    .hero .button-outline { background: transparent; border-color: rgba(255,255,255,.48); color: white; }
    .hero-note { margin-top: 18px; color: rgba(255,255,255,.74); font-size: 13px; }
    .hero-console { border: 1px solid rgba(255,255,255,.26); border-radius: 10px; padding: 23px; background: rgba(34,14,72,.24); box-shadow: 0 18px 52px rgba(26,8,59,.2); }
    .console-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-bottom: 17px; border-bottom: 1px solid rgba(255,255,255,.17); }
    .console-title { font-size: 14px; font-weight: 700; }
    .console-tag { color: #f3e6a1; font-size: 12px; }
    .prompt-line { margin: 19px 0 15px; padding: 14px; border-radius: 6px; background: rgba(255,255,255,.1); color: rgba(255,255,255,.92); font-size: 14px; }
    .signal-list { display: grid; gap: 11px; }
    .signal { display: flex; justify-content: space-between; gap: 14px; color: rgba(255,255,255,.78); font-size: 13px; }
    .signal strong { color: white; font-weight: 600; }
    .hero-bottom { position: relative; z-index: 1; display: grid; grid-template-columns: repeat(4,1fr); gap: 0; margin-top: 54px; border-top: 1px solid rgba(255,255,255,.23); padding-top: 22px; }
    .metric { padding: 4px 20px; border-right: 1px solid rgba(255,255,255,.19); }
    .metric:first-child { padding-left: 0; }
    .metric:last-child { border-right: 0; }
    .metric strong { display: block; font-size: 18px; }
    .metric span { color: rgba(255,255,255,.72); font-size: 12px; }
    main { overflow: clip; }
    .section { padding: 76px 0; }
    .section-white { background: #fff; }
    .section-heading { max-width: 710px; margin: 0 auto 36px; text-align: center; }
    .kicker { margin: 0 0 8px; color: var(--purple); font-size: 12px; font-weight: 800; }
    h2 { margin: 0; font-size: clamp(27px, 3.7vw, 39px); line-height: 1.25; letter-spacing: 0; }
    .section-heading p, .lead { color: var(--muted); }
    .section-heading p { margin: 13px 0 0; }
    .about-grid { display: grid; grid-template-columns: .95fr 1.05fr; gap: 42px; align-items: start; }
    .about-copy h2 { max-width: 480px; }
    .about-copy p { color: var(--muted); }
    .about-copy .button { margin-top: 9px; }
    .capability-list { display: grid; grid-template-columns: repeat(2,1fr); gap: 0 22px; margin: 0; padding: 0; list-style: none; }
    .capability-list li { padding: 15px 0; border-bottom: 1px solid var(--line); }
    .capability-list strong { display: block; margin-bottom: 4px; font-size: 15px; }
    .capability-list span { color: var(--muted); font-size: 13px; }
    .service-intro { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 26px; }
    .service-intro h2 { max-width: 610px; }
    .service-intro p { max-width: 390px; margin: 0; color: var(--muted); font-size: 14px; }
    .service-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 14px; }
    .service-item { min-height: 153px; padding: 19px; border: 1px solid var(--line); border-radius: 7px; background: #fff; transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease; }
    .service-item:hover { transform: translateY(-3px); border-color: #b9a6dc; box-shadow: 0 12px 26px rgba(42,26,70,.07); }
    .service-item h3 { margin: 0 0 8px; font-size: 16px; }
    .service-item p { margin: 0; color: var(--muted); font-size: 13px; }
    .service-icon { display: inline-grid; place-items: center; width: 30px; height: 30px; margin-bottom: 10px; border-radius: 6px; color: var(--purple); background: #f0e9fb; font-weight: 800; font-size: 13px; }
    .workflow-band { background: #f0eafb; }
    .steps { display: grid; grid-template-columns: repeat(4,1fr); gap: 0; counter-reset: step; }
    .step { position: relative; padding: 6px 24px 8px 0; counter-increment: step; }
    .step::before { content: "0" counter(step); display: block; margin-bottom: 18px; color: var(--purple); font-size: 14px; font-weight: 800; }
    .step:not(:last-child)::after { content: ""; position: absolute; left: 38px; right: 16px; top: 17px; border-top: 1px solid #c9b8e4; }
    .step h3 { margin: 0 0 8px; font-size: 17px; }
    .step p { margin: 0; color: var(--muted); font-size: 14px; }
    .industry-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 34px; align-items: start; }
    .industry-copy p { color: var(--muted); }
    .industry-list { display: grid; grid-template-columns: repeat(2,1fr); gap: 0 18px; margin-top: 22px; }
    .industry-list div { padding: 13px 0; border-bottom: 1px solid var(--line); }
    .industry-list strong { display: block; font-size: 14px; }
    .industry-list span { color: var(--muted); font-size: 12px; }
    .image-stack { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; align-items: start; }
    .image-stack figure { margin: 0; overflow: hidden; border-radius: 7px; background: #eee9f4; }
    .image-stack figure:first-child { grid-column: 1 / -1; }
    .image-stack img { display: block; width: 100%; height: auto; }
    .image-stack .square { aspect-ratio: 1; object-fit: cover; }
    .platform-strip { padding: 25px 0; background: #221b30; color: white; }
    .platform-row { display: grid; grid-template-columns: 180px 1fr; align-items: center; gap: 20px; }
    .platform-row strong { color: #f0d5ff; font-size: 14px; }
    .platform-tags { display: flex; flex-wrap: wrap; gap: 8px; }
    .platform-tags span { padding: 5px 10px; border: 1px solid rgba(255,255,255,.18); border-radius: 4px; color: rgba(255,255,255,.84); font-size: 12px; }
    .comparison { overflow-x: auto; border: 1px solid var(--line); border-radius: 8px; background: white; }
    table { width: 100%; min-width: 720px; border-collapse: collapse; text-align: left; }
    th, td { padding: 15px 18px; border-bottom: 1px solid var(--line); vertical-align: top; }
    th { background: #f2edf9; color: #38245f; font-size: 13px; }
    td { color: #514b60; font-size: 14px; }
    tbody tr:last-child td { border-bottom: 0; }
    td:first-child { color: var(--ink); font-weight: 700; }
    .rating-callout { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 20px; padding: 20px 24px; border-left: 4px solid var(--pink); background: #fff2f8; }
    .rating-callout strong { font-size: 19px; }
    .rating-score { color: #a22f79; font-size: 14px; font-weight: 700; }
    .rating-score b { font-size: 26px; }
    .case-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 16px; }
    .case { display: grid; grid-template-columns: minmax(0,1fr) 42%; gap: 19px; align-items: center; padding: 16px; border: 1px solid var(--line); border-radius: 7px; background: white; }
    .case h3 { margin: 0 0 7px; font-size: 17px; }
    .case p { margin: 0; color: var(--muted); font-size: 13px; }
    .case img { display: block; width: 100%; height: auto; border-radius: 5px; }
    .case-label { display: inline-block; margin-bottom: 7px; color: var(--purple); font-size: 11px; font-weight: 800; }
    .testimonial-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 14px; }
    .quote { padding: 20px; border-top: 2px solid #8a5bd4; background: #fff; }
    .quote p { margin: 0 0 15px; color: #514b60; font-size: 14px; }
    .quote strong { display: block; font-size: 13px; }
    .quote span { color: var(--muted); font-size: 12px; }
    .match-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 42px; align-items: start; }
    .match-copy p { color: var(--muted); }
    .match-points { padding: 0; list-style: none; }
    .match-points li { padding: 9px 0; border-bottom: 1px solid var(--line); font-size: 14px; }
    .match-points li::before { content: "✓"; margin-right: 10px; color: var(--purple); font-weight: 800; }
    .form-panel { padding: 24px; border: 1px solid var(--line); border-radius: 8px; background: white; }
    .form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; }
    .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 #dcd5e6; border-radius: 5px; background: #fff; color: var(--ink); outline: none; }
    .field input:focus, .field select:focus, .field textarea:focus { border-color: var(--purple); box-shadow: 0 0 0 3px rgba(103,55,200,.1); }
    .field textarea { min-height: 112px; resize: vertical; }
    .form-panel .button { margin-top: 17px; }
    .faq-list { max-width: 870px; margin-inline: auto; border-top: 1px solid var(--line); }
    details { border-bottom: 1px solid var(--line); }
    summary { position: relative; padding: 17px 35px 17px 0; cursor: pointer; list-style: none; font-weight: 700; }
    summary::-webkit-details-marker { display: none; }
    summary::after { content: "+"; position: absolute; right: 3px; top: 12px; color: var(--purple); font-size: 22px; font-weight: 400; }
    details[open] summary::after { content: "−"; }
    details p { margin: 0; padding: 0 30px 17px 0; color: var(--muted); font-size: 14px; }
    .article-links { display: grid; grid-template-columns: repeat(5,1fr); gap: 10px; }
    .article-link { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 14px; border: 1px solid var(--line); background: white; color: var(--purple-dark); font-size: 13px; font-weight: 700; transition: border-color .2s ease, transform .2s ease; }
    .article-link:hover { transform: translateY(-2px); border-color: #b9a6dc; }
    .article-link span:last-child { color: var(--pink); font-size: 18px; }
    .knowledge-links { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 22px; }
    .knowledge-links a { padding: 8px 12px; border: 1px solid #d9cde9; border-radius: 5px; color: #574371; background: #fff; font-size: 13px; }
    .contact-band { background: #eee8f7; }
    .contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 35px; align-items: center; }
    .contact-grid h2 { max-width: 570px; }
    .contact-details { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
    .contact-item { padding: 15px 0; border-bottom: 1px solid #d6cbe5; }
    .contact-item strong { display: block; font-size: 13px; }
    .contact-item span, .contact-item a { color: #5b5267; font-size: 14px; }
    .qr-wrap { display: flex; align-items: center; gap: 15px; margin-top: 18px; }
    .qr-wrap img { width: 112px; height: 112px; object-fit: contain; padding: 5px; background: white; border: 1px solid #d6cbe5; }
    .join-line { margin-top: 30px; padding-top: 20px; border-top: 1px solid #d6cbe5; display: flex; justify-content: space-between; align-items: center; gap: 18px; }
    .join-line p { margin: 0; color: #5b5267; font-size: 14px; }
    .site-footer { background: #fff; color: #373142; border-top: 1px solid var(--line); }
    .footer-main { padding: 30px 0 22px; display: grid; grid-template-columns: 1fr 1.5fr; gap: 32px; align-items: start; }
    .footer-main p { margin: 9px 0 0; color: var(--muted); font-size: 13px; }
    .footer-links { display: flex; flex-wrap: wrap; gap: 8px 18px; justify-content: flex-end; }
    .footer-links a { color: #554d61; font-size: 13px; }
    .footer-bottom { padding: 13px 0; border-top: 1px solid var(--line); color: #686174; font-size: 12px; }
    .footer-bottom .container { display: flex; justify-content: space-between; gap: 15px; }
    .float-contact { position: fixed; right: 20px; bottom: 22px; z-index: 40; }
    .float-contact a { display: inline-flex; align-items: center; gap: 9px; padding: 12px 16px; border-radius: 6px; background: var(--purple); color: white; box-shadow: 0 8px 24px rgba(60,32,111,.25); font-size: 13px; font-weight: 700; }
    .reveal { opacity: 0; transform: translateY(14px); 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: 1050px) {
      .nav-links { display: none; position: absolute; top: 74px; left: 0; right: 0; padding: 12px 20px 18px; background: #fff; border-bottom: 1px solid var(--line); box-shadow: 0 14px 22px rgba(24,16,40,.08); flex-wrap: wrap; justify-content: flex-start; }
      .nav-links.is-open { display: flex; }
      .menu-toggle { display: inline-flex; }
      .nav-actions .button { min-height: 40px; padding: 8px 13px; }
      .service-grid { grid-template-columns: repeat(3,minmax(0,1fr)); }
      .article-links { grid-template-columns: repeat(3,1fr); }
    }
    @media (max-width: 720px) {
      .container { width: min(var(--container), calc(100% - 32px)); }
      .nav-row { min-height: 66px; gap: 9px; }
      .brand img { width: 120px; }
      .nav-links { top: 66px; }
      .nav-actions { gap: 7px; }
      .nav-actions .button { padding: 8px 10px; font-size: 12px; }
      .hero { padding: 57px 0 35px; }
      .hero-inner { grid-template-columns: 1fr; gap: 28px; }
      h1 { font-size: 42px; }
      .hero-copy { font-size: 15px; }
      .hero-console { max-width: 470px; }
      .hero-bottom { grid-template-columns: repeat(2,1fr); row-gap: 16px; margin-top: 34px; }
      .metric { padding: 2px 12px; }
      .metric:nth-child(2) { border-right: 0; }
      .metric:nth-child(3) { padding-left: 0; }
      .section { padding: 57px 0; }
      .about-grid, .industry-layout, .match-layout, .contact-grid { grid-template-columns: 1fr; gap: 25px; }
      .capability-list { gap: 0 15px; }
      .service-intro { display: block; }
      .service-intro p { margin-top: 12px; }
      .service-grid { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 10px; }
      .service-item { min-height: 0; padding: 15px; }
      .steps { grid-template-columns: repeat(2,1fr); gap: 24px 12px; }
      .step:not(:last-child)::after { display: none; }
      .industry-list { gap: 0 12px; }
      .platform-row { grid-template-columns: 1fr; gap: 12px; }
      .case-grid { grid-template-columns: 1fr; }
      .testimonial-grid { grid-template-columns: repeat(2,1fr); }
      .article-links { grid-template-columns: repeat(2,1fr); }
      .contact-details { gap: 8px 14px; }
      .join-line { align-items: flex-start; flex-direction: column; }
      .footer-main { grid-template-columns: 1fr; gap: 20px; }
      .footer-links { justify-content: flex-start; }
      .footer-bottom .container { flex-direction: column; gap: 3px; }
      .float-contact { right: 12px; bottom: 14px; }
    }
    @media (max-width: 440px) {
      .nav-actions .button-outline { display: none; }
      h1 { font-size: 37px; }
      .hero-actions .button { flex: 1 1 auto; padding-inline: 13px; }
      .capability-list, .industry-list, .contact-details { grid-template-columns: 1fr; }
      .service-grid { grid-template-columns: 1fr 1fr; }
      .service-item h3 { font-size: 14px; }
      .service-item p { font-size: 12px; }
      .testimonial-grid { grid-template-columns: 1fr; }
      .article-links { grid-template-columns: 1fr 1fr; }
      .case { grid-template-columns: 1fr; }
      .case img { max-height: 260px; object-fit: cover; }
      .form-grid { grid-template-columns: 1fr; }
      .field-full { grid-column: auto; }
    }