:root {
      color-scheme: light;
      --ink: #252332;
      --muted: #696879;
      --paper: #fffaf3;
      --white: #ffffff;
      --line: #e9e4ec;
      --coral: #f36c5b;
      --coral-dark: #d94f43;
      --yellow: #ffd65a;
      --mint: #c8f0dd;
      --blue: #d7eaff;
      --lavender: #eee3ff;
      --container: 1160px;
    }
    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; scroll-padding-top: 92px; }
    body {
      margin: 0;
      color: var(--ink);
      background: var(--paper);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
      line-height: 1.65;
    }
    a { color: inherit; }
    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;
      z-index: 20;
      top: 0;
      background: rgba(255, 250, 243, .96);
      border-bottom: 1px solid rgba(37, 35, 50, .09);
      backdrop-filter: blur(14px);
    }
    .nav-wrap { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 22px; }
    .brand { display: inline-flex; align-items: center; flex: 0 0 auto; gap: 10px; text-decoration: none; font-weight: 800; }
    .ai-page-logo { display: block; width: 40px; max-width: 100%; height: auto; }
    .brand-name { font-size: 17px; line-height: 1.2; }
    .brand-name small { display: block; color: var(--muted); font-size: 10px; font-weight: 600; letter-spacing: 0; }
    .nav-side { display: flex; align-items: center; gap: 18px; }
    .nav-links { display: flex; align-items: center; justify-content: flex-end; gap: 0; flex-wrap: wrap; }
    .nav-links a { padding: 8px 9px; color: #4e4b5b; font-size: 12px; text-decoration: none; transition: color .2s ease; }
    .nav-links a:hover { color: var(--coral-dark); }
    .nav-cta, .button {
      display: inline-flex; align-items: center; justify-content: center; gap: 8px;
      min-height: 44px; padding: 10px 18px; border: 0; border-radius: 6px;
      background: var(--coral); color: #fff; font-weight: 750; text-decoration: none;
      box-shadow: 0 5px 0 #d74e43; transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
    }
    .nav-cta { white-space: nowrap; font-size: 13px; }
    .button:hover, .nav-cta:hover { background: var(--coral-dark); box-shadow: 0 2px 0 #bd4038; transform: translateY(3px); }
    .button-secondary { background: #fff; color: var(--ink); border: 1px solid var(--line); box-shadow: 0 4px 0 #ded7e0; }
    .button-secondary:hover { background: #fff; color: var(--coral-dark); }
    .menu-toggle { display: none; width: 42px; height: 42px; border: 1px solid var(--line); border-radius: 6px; color: var(--ink); background: #fff; cursor: pointer; }
    .hero { overflow: hidden; position: relative; padding: 74px 0 58px; background: #fff0db; }
    .hero::before, .hero::after { content: ""; position: absolute; pointer-events: none; border: 1px solid rgba(243,108,91,.22); border-radius: 50%; }
    .hero::before { width: 500px; height: 500px; top: -340px; right: -80px; box-shadow: 0 0 0 35px rgba(255,214,90,.18), 0 0 0 75px rgba(200,240,221,.28); }
    .hero::after { width: 180px; height: 180px; right: 12%; bottom: -145px; background: var(--yellow); }
    .hero-inner { position: relative; z-index: 1; max-width: 860px; }
    .eyebrow { display: inline-flex; align-items: center; gap: 8px; color: #a7463e; font-size: 12px; font-weight: 800; text-transform: uppercase; }
    .eyebrow::before { content: ""; width: 22px; height: 3px; background: var(--coral); }
    h1 { max-width: 760px; margin: 18px 0 16px; font-size: clamp(38px, 6vw, 68px); line-height: 1.1; letter-spacing: 0; }
    .hero p { max-width: 680px; margin: 0; color: #514e5e; font-size: 17px; }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 28px; }
    .hero-note { margin-top: 25px; color: #6e6874; font-size: 12px; }
    .hero-note strong { color: var(--ink); }
    .hero-bottom { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; max-width: 780px; margin-top: 42px; border-top: 1px solid rgba(37,35,50,.16); }
    .hero-stat { padding: 18px 14px 0 0; }
    .hero-stat strong { display: block; font-size: 17px; }
    .hero-stat span { color: var(--muted); font-size: 12px; }
    .ticker { overflow: hidden; padding: 12px 0; background: var(--ink); color: white; }
    .ticker-inner { display: flex; align-items: center; gap: 24px; white-space: nowrap; }
    .ticker-label { color: var(--yellow); font-size: 11px; font-weight: 800; }
    .ticker-list { color: #f1edf4; font-size: 12px; word-spacing: 11px; }
    section { padding: 76px 0; }
    .section-head { display: flex; align-items: end; justify-content: space-between; gap: 30px; margin-bottom: 30px; }
    .section-head > div { max-width: 720px; }
    .kicker { margin: 0 0 8px; color: var(--coral-dark); font-size: 12px; font-weight: 800; }
    h2 { margin: 0; font-size: clamp(27px, 4vw, 40px); line-height: 1.2; letter-spacing: 0; }
    .section-intro { max-width: 560px; margin: 12px 0 0; color: var(--muted); }
    .section-link { flex: 0 0 auto; color: var(--coral-dark); font-size: 13px; font-weight: 750; text-decoration: none; }
    .about-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 46px; align-items: start; }
    .about-copy { max-width: 680px; color: #514e5e; }
    .about-copy p:first-child { margin-top: 0; }
    .capability-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 20px; border-top: 1px solid var(--line); }
    .capability-list div { padding: 15px 0; border-bottom: 1px solid var(--line); }
    .capability-list strong { display: block; font-size: 14px; }
    .capability-list span { color: var(--muted); font-size: 12px; }
    .band { background: #f2f7f1; }
    .service-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
    .service-item { min-height: 150px; padding: 20px; background: #fff; border: 1px solid #e5e8df; transition: transform .22s ease, box-shadow .22s ease; }
    .service-item:hover, .quote:hover { transform: translateY(-4px); box-shadow: 0 12px 24px rgba(37,35,50,.08); }
    .service-item h3 { margin: 0 0 8px; font-size: 16px; }
    .service-item p { margin: 0; color: var(--muted); font-size: 13px; }
    .service-tag { display: inline-block; margin-bottom: 12px; padding: 3px 8px; border-radius: 3px; background: var(--mint); color: #255c45; font-size: 10px; font-weight: 800; }
    .workflow { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; counter-reset: stage; }
    .workflow-step { position: relative; padding: 18px 18px 20px 0; border-top: 2px solid var(--yellow); counter-increment: stage; }
    .workflow-step::before { content: "0" counter(stage); display: block; margin-bottom: 16px; color: var(--coral-dark); font-size: 12px; font-weight: 900; }
    .workflow-step h3 { margin: 0 0 7px; font-size: 15px; }
    .workflow-step p { margin: 0; color: var(--muted); font-size: 12px; }
    .industry-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px 34px; }
    .industry { padding-top: 16px; border-top: 1px solid var(--line); }
    .industry h3 { margin: 0 0 6px; font-size: 16px; }
    .industry p { margin: 0; color: var(--muted); font-size: 13px; }
    .network-band { padding: 34px; background: #e5f2ff; }
    .network-band h3 { margin: 0 0 15px; font-size: 18px; }
    .tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; }
    .tag-cloud span { padding: 6px 11px; border: 1px solid rgba(37,35,50,.13); border-radius: 3px; background: rgba(255,255,255,.72); color: #454353; font-size: 12px; }
    .case-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
    .case { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 20px; padding: 18px; background: #fff; border: 1px solid var(--line); }
    .image-frame { overflow: hidden; background: #f2f0ed; }
    .image-frame img { display: block; width: 100%; height: auto; object-fit: contain; }
    .case h3 { margin: 0 0 8px; font-size: 17px; }
    .case p { margin: 0; color: var(--muted); font-size: 13px; }
    .case-label { color: var(--coral-dark); font-size: 11px; font-weight: 800; }
    .score-panel { display: grid; grid-template-columns: .75fr 1.25fr; gap: 36px; align-items: center; padding: 30px; background: var(--lavender); }
    .score-summary { padding-right: 25px; border-right: 1px solid rgba(37,35,50,.17); }
    .score-number { margin: 4px 0; font-size: 54px; line-height: 1; font-weight: 850; }
    .stars { color: #d89100; font-size: 20px; letter-spacing: 0; }
    .score-summary p { margin: 8px 0 0; color: #555263; font-size: 13px; }
    .table-scroll { overflow-x: auto; }
    table { width: 100%; border-collapse: collapse; text-align: left; font-size: 13px; }
    th, td { padding: 11px 12px; border-bottom: 1px solid rgba(37,35,50,.12); vertical-align: top; }
    th { color: #514d60; font-size: 12px; }
    td:first-child { font-weight: 750; }
    .good { color: #216c4c; font-weight: 750; }
    .plain { color: #5b5966; }
    .price-band { background: #fff4ce; }
    .price-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 26px; align-items: start; }
    .price-note { padding-top: 15px; border-top: 2px solid var(--coral); }
    .price-note h3 { margin: 0 0 8px; font-size: 15px; }
    .price-note p { margin: 0; color: #5f5a51; font-size: 13px; }
    .quote-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
    .quote { padding: 20px; background: white; border: 1px solid var(--line); transition: transform .22s ease, box-shadow .22s ease; }
    .quote p { margin: 0 0 16px; color: #4f4d5b; font-size: 14px; }
    .quote footer { color: var(--muted); font-size: 12px; }
    .quote strong { color: var(--ink); }
    .quote-mark { margin-bottom: 9px; color: var(--coral); font-size: 25px; line-height: 1; }
    .faq-list { border-top: 1px solid var(--line); }
    details { border-bottom: 1px solid var(--line); }
    summary { position: relative; padding: 17px 38px 17px 0; cursor: pointer; list-style: none; font-weight: 750; }
    summary::-webkit-details-marker { display: none; }
    summary::after { content: "+"; position: absolute; top: 13px; right: 4px; color: var(--coral-dark); font-size: 22px; font-weight: 500; }
    details[open] summary::after { content: "−"; }
    details p { max-width: 820px; margin: 0 0 18px; color: var(--muted); font-size: 14px; }
    .content-links { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 36px; }
    .content-links a { padding: 13px 0; border-bottom: 1px solid var(--line); color: var(--ink); font-weight: 700; text-decoration: none; }
    .content-links a span { display: block; color: var(--muted); font-size: 12px; font-weight: 400; }
    .match-section { background: #f2f7f1; }
    .match-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 50px; align-items: start; }
    .contact-details { margin-top: 25px; padding-top: 18px; border-top: 1px solid #dce6dc; color: #525260; font-size: 14px; }
    .contact-details p { margin: 6px 0; }
    .contact-details a { color: var(--coral-dark); font-weight: 700; }
    .contact-qr { width: min(150px, 100%); margin-top: 16px; padding: 8px; background: white; border: 1px solid var(--line); }
    .contact-qr img { display: block; width: 100%; height: auto; }
    form { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
    .field { display: flex; flex-direction: column; gap: 6px; }
    .field-full { grid-column: 1 / -1; }
    label { font-size: 12px; font-weight: 750; }
    input, select, textarea { width: 100%; min-height: 44px; padding: 10px 12px; border: 1px solid #d8d6dd; border-radius: 4px; background: #fff; color: var(--ink); }
    textarea { min-height: 112px; resize: vertical; }
    input:focus, select:focus, textarea:focus { outline: 2px solid #f5ad9f; border-color: var(--coral); }
    .form-note { margin: 0; color: var(--muted); font-size: 11px; }
    .form-status { min-height: 22px; color: #255c45; font-size: 13px; }
    .partners { padding-top: 30px; padding-bottom: 30px; background: #fff; }
    .partner-links { display: flex; flex-wrap: wrap; gap: 10px 20px; }
    .partner-links a { color: #565364; font-size: 12px; text-decoration: none; }
    .partner-links a:hover { color: var(--coral-dark); }
    .site-footer { padding: 22px 0; background: #252332; color: #f5f2f7; }
    .footer-inner { display: flex; justify-content: space-between; align-items: center; gap: 20px; }
    .site-footer p { margin: 0; color: #d0ccd5; font-size: 12px; }
    .site-footer a { color: #ffe28a; text-decoration: none; }
    .floating-tools { position: fixed; z-index: 15; right: 18px; bottom: 22px; display: grid; gap: 8px; }
    .floating-tools a { display: grid; place-items: center; width: 46px; height: 46px; border: 1px solid rgba(37,35,50,.13); border-radius: 50%; background: white; color: var(--ink); box-shadow: 0 5px 18px rgba(37,35,50,.15); font-size: 11px; font-weight: 800; text-decoration: none; transition: transform .2s ease; }
    .floating-tools a:hover { transform: translateY(-3px); }
    .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; animation-duration: .01ms !important; transition-duration: .01ms !important; }
      .reveal { opacity: 1; transform: none; }
    }
    @media (max-width: 980px) {
      .nav-links a { padding-inline: 6px; font-size: 11px; }
      .nav-side { gap: 8px; }
      .nav-cta { padding-inline: 12px; }
      .service-grid { grid-template-columns: repeat(3, 1fr); }
    }
    @media (max-width: 760px) {
      .container { width: min(var(--container), calc(100% - 32px)); }
      .nav-wrap { min-height: 66px; }
      .menu-toggle { display: inline-grid; place-items: center; }
      .nav-side { gap: 8px; }
      .nav-cta { min-height: 40px; padding: 8px 11px; font-size: 12px; }
      .nav-links { display: none; position: absolute; top: 66px; left: 0; right: 0; padding: 8px 16px 16px; background: var(--paper); border-bottom: 1px solid var(--line); box-shadow: 0 12px 18px rgba(37,35,50,.08); }
      .nav-links.is-open { display: grid; grid-template-columns: repeat(3, 1fr); }
      .nav-links a { padding: 9px 7px; font-size: 12px; }
      .hero { padding: 58px 0 40px; }
      .hero p { font-size: 15px; }
      .hero-bottom { grid-template-columns: repeat(2, 1fr); row-gap: 15px; margin-top: 30px; }
      section { padding: 56px 0; }
      .section-head { align-items: start; flex-direction: column; gap: 12px; }
      .about-grid, .match-grid { grid-template-columns: 1fr; gap: 30px; }
      .service-grid { grid-template-columns: repeat(2, 1fr); }
      .workflow { grid-template-columns: repeat(2, 1fr); gap: 10px 20px; }
      .workflow-step:last-child { grid-column: 1 / -1; }
      .industry-grid { grid-template-columns: repeat(2, 1fr); }
      .case-grid { grid-template-columns: 1fr; }
      .score-panel { grid-template-columns: 1fr; gap: 22px; padding: 22px; }
      .score-summary { padding: 0 0 18px; border-right: 0; border-bottom: 1px solid rgba(37,35,50,.17); }
      .price-grid { grid-template-columns: 1fr; gap: 18px; }
      .quote-grid { grid-template-columns: repeat(2, 1fr); }
      .footer-inner { align-items: start; flex-direction: column; }
    }
    @media (max-width: 480px) {
      .container { width: calc(100% - 28px); }
      .brand-name { font-size: 15px; }
      .ai-page-logo { width: 34px; }
      .hero-actions .button { flex: 1 1 100%; }
      .hero-bottom { grid-template-columns: repeat(2, 1fr); }
      .service-grid, .industry-grid, .quote-grid, .content-links { grid-template-columns: 1fr; }
      .service-item { min-height: auto; }
      .case { grid-template-columns: 1fr; }
      .image-frame { max-width: 100%; }
      .workflow { grid-template-columns: 1fr 1fr; }
      .network-band { padding: 22px 18px; }
      form { grid-template-columns: 1fr; }
      .field-full { grid-column: auto; }
      .table-scroll table { min-width: 600px; }
      .floating-tools { right: 10px; bottom: 12px; }
    }