:root {
      color-scheme: light;
      --ink: #202b2a;
      --muted: #667371;
      --paper: #f7f8f5;
      --white: #fff;
      --line: #dfe6e1;
      --green: #166b53;
      --green-dark: #104d3d;
      --lime: #d6ef84;
      --coral: #ef806c;
      --blue: #87c9dd;
      --lavender: #c6b7ed;
      --container: 1180px;
    }
    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; scroll-padding-top: 88px; }
    body {
      margin: 0;
      background: var(--paper);
      color: var(--ink);
      font-family: Inter, "Noto Sans SC", "Microsoft YaHei", system-ui, sans-serif;
      line-height: 1.65;
    }
    a { color: inherit; }
    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(247, 248, 245, .94);
      border-bottom: 1px solid rgba(32, 43, 42, .09);
      backdrop-filter: blur(14px);
    }
    .header-inner { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
    .brand { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; flex: 0 0 auto; }
    .brand img { display: block; width: 42px; height: 42px; object-fit: contain; }
    .brand-name { font-size: 17px; font-weight: 800; letter-spacing: 0; line-height: 1.2; }
    .brand-caption { display: block; margin-top: 3px; color: var(--muted); font-size: 10px; font-weight: 600; }
    .nav-wrap { display: flex; align-items: center; gap: 20px; }
    .nav-links { display: flex; align-items: center; gap: 0; list-style: none; margin: 0; padding: 0; }
    .nav-links a { display: block; padding: 10px 12px; color: #45514e; text-decoration: none; font-size: 13px; font-weight: 650; transition: color .2s ease; }
    .nav-links a:hover { color: var(--green); }
    .nav-actions { display: flex; align-items: center; gap: 10px; }
    .menu-toggle { display: none; width: 42px; height: 42px; border: 1px solid var(--line); border-radius: 8px; background: var(--white); color: var(--ink); cursor: pointer; }
    .button { display: inline-flex; min-height: 46px; align-items: center; justify-content: center; gap: 9px; padding: 0 19px; border: 1px solid transparent; border-radius: 6px; text-decoration: none; font-weight: 750; font-size: 14px; transition: transform .2s ease, background .2s ease, box-shadow .2s ease; cursor: pointer; }
    .button:hover { transform: translateY(-2px); }
    .button-primary { background: var(--green); color: #fff; box-shadow: 0 8px 18px rgba(22,107,83,.16); }
    .button-primary:hover { background: var(--green-dark); }
    .button-light { background: #fff; color: var(--ink); border-color: var(--line); }
    .button-dark { background: var(--ink); color: #fff; }
    .hero {
      position: relative;
      overflow: hidden;
      border-bottom: 1px solid var(--line);
      background:
        linear-gradient(118deg, rgba(214,239,132,.53), transparent 38%),
        linear-gradient(290deg, rgba(135,201,221,.34), transparent 42%),
        #f7f8f5;
    }
    .hero::before, .hero::after { content: ""; position: absolute; pointer-events: none; border: 1px solid rgba(22,107,83,.16); transform: rotate(-24deg); }
    .hero::before { width: 440px; height: 150px; right: -120px; top: 60px; border-radius: 50%; }
    .hero::after { width: 350px; height: 112px; right: -65px; top: 100px; border-radius: 50%; }
    .hero-inner { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(280px, .7fr); align-items: center; gap: 52px; padding-block: 76px 66px; }
    .eyebrow { display: inline-flex; align-items: center; gap: 8px; color: var(--green); font-size: 12px; font-weight: 800; letter-spacing: 0; text-transform: uppercase; }
    .eyebrow::before { content: ""; width: 23px; height: 2px; background: var(--coral); }
    h1, h2, h3, p { margin-top: 0; }
    h1 { max-width: 700px; margin: 17px 0 18px; font-size: clamp(38px, 5.5vw, 68px); line-height: 1.12; letter-spacing: 0; }
    .hero-copy { max-width: 650px; margin-bottom: 25px; color: #52615d; font-size: 17px; }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
    .hero-note { margin: 18px 0 0; color: #63716d; font-size: 12px; }
    .hero-console { position: relative; border: 1px solid rgba(22,107,83,.18); border-radius: 10px; background: rgba(255,255,255,.82); box-shadow: 0 20px 56px rgba(38,70,58,.11); padding: 23px; animation: lift-in .75s both; }
    .console-top { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding-bottom: 17px; border-bottom: 1px solid var(--line); }
    .console-title { font-size: 14px; font-weight: 800; }
    .live-mark { display: inline-flex; align-items: center; gap: 7px; color: var(--green); font-size: 11px; font-weight: 750; }
    .live-mark::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: #63ad76; box-shadow: 0 0 0 4px rgba(99,173,118,.15); }
    .console-flow { display: grid; gap: 10px; padding-top: 16px; }
    .flow-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 13px; background: #f4f7f2; border-radius: 5px; font-size: 12px; }
    .flow-row strong { font-size: 12px; }
    .flow-tag { color: var(--green); font-weight: 750; }
    .console-footer { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 16px; color: var(--muted); font-size: 11px; }
    .mini-stack { display: flex; align-items: center; }
    .mini-stack span { display: grid; width: 27px; height: 27px; place-items: center; margin-left: -5px; border: 2px solid #fff; border-radius: 50%; background: var(--lime); color: var(--ink); font-size: 9px; font-weight: 800; }
    .mini-stack span:nth-child(2) { background: var(--blue); }
    .mini-stack span:nth-child(3) { background: var(--coral); }
    .section { padding-block: 76px; }
    .section-tint { background: #edf3ed; }
    .section-green { background: #e3f0e5; }
    .section-head { display: flex; align-items: end; justify-content: space-between; gap: 28px; margin-bottom: 30px; }
    .section-head > div { max-width: 720px; }
    .section-kicker { margin-bottom: 8px; color: var(--green); font-size: 11px; font-weight: 800; letter-spacing: 0; }
    h2 { margin-bottom: 9px; font-size: clamp(27px, 3vw, 39px); line-height: 1.2; letter-spacing: 0; }
    .section-intro { margin: 0; max-width: 720px; color: var(--muted); font-size: 15px; }
    .text-link { color: var(--green); font-size: 13px; font-weight: 750; text-decoration-thickness: 1px; text-underline-offset: 4px; white-space: nowrap; }
    .capability-band { padding-block: 22px; background: var(--ink); color: #fff; }
    .capability-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px 30px; }
    .capability-inner p { margin: 0; color: #e7eee9; font-size: 13px; }
    .capability-inner strong { color: var(--lime); }
    .platform-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; border: 1px solid var(--line); background: var(--line); }
    .platform-cell { min-height: 158px; padding: 23px; background: var(--white); }
    .platform-cell .cell-index { display: block; margin-bottom: 21px; color: var(--coral); font-size: 11px; font-weight: 800; }
    .platform-cell h3 { margin-bottom: 7px; font-size: 17px; }
    .platform-cell p { margin: 0; color: var(--muted); font-size: 13px; }
    .tag-cloud { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 26px; }
    .tag-cloud span { padding: 7px 11px; border: 1px solid #d7e2dc; border-radius: 4px; background: rgba(255,255,255,.62); color: #42534d; font-size: 12px; }
    .service-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
    .service-card { min-height: 191px; padding: 20px; border: 1px solid var(--line); background: rgba(255,255,255,.78); transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease; }
    .service-card:hover, .quote-card:hover, .case-card:hover { transform: translateY(-4px); border-color: #a9c7b6; box-shadow: 0 12px 28px rgba(36,70,54,.08); }
    .service-number { color: var(--green); font-size: 11px; font-weight: 850; }
    .service-card h3 { margin: 14px 0 8px; font-size: 17px; }
    .service-card p { margin: 0; color: var(--muted); font-size: 13px; }
    .service-card:nth-child(4n+2) { background: #f1f7e2; }
    .service-card:nth-child(4n+3) { background: #edf6f7; }
    .service-card:nth-child(4n+4) { background: #fbefec; }
    .workflow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border-top: 1px solid #b9ccc0; }
    .workflow-step { position: relative; padding: 24px 23px 4px 0; }
    .workflow-step::before { content: ""; position: absolute; top: -5px; left: 0; width: 9px; height: 9px; border: 2px solid var(--green); border-radius: 50%; background: #e3f0e5; }
    .workflow-step span { color: var(--green); font-size: 11px; font-weight: 800; }
    .workflow-step h3 { margin: 9px 0 6px; font-size: 16px; }
    .workflow-step p { max-width: 240px; margin: 0; color: var(--muted); font-size: 13px; }
    .solution-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0 30px; border-top: 1px solid var(--line); }
    .solution-item { display: flex; gap: 14px; padding: 19px 0; border-bottom: 1px solid var(--line); }
    .solution-mark { flex: 0 0 28px; display: grid; width: 28px; height: 28px; place-items: center; border-radius: 50%; background: var(--lime); color: var(--green-dark); font-size: 12px; font-weight: 850; }
    .solution-item h3 { margin: 1px 0 4px; font-size: 15px; }
    .solution-item p { margin: 0; color: var(--muted); font-size: 12px; }
    .network-strip { display: flex; flex-wrap: wrap; gap: 8px; }
    .network-strip span { padding: 8px 12px; border-radius: 4px; background: #fff; border: 1px solid var(--line); color: #41504b; font-size: 12px; }
    .review-score { display: flex; align-items: center; gap: 15px; padding: 18px 22px; background: var(--ink); color: #fff; }
    .score-value { color: var(--lime); font-size: 34px; font-weight: 850; line-height: 1; }
    .score-copy strong { display: block; font-size: 13px; }
    .score-copy span { color: #d4ded8; font-size: 11px; }
    .stars { color: #f0bb58; letter-spacing: 0; }
    .table-wrap { overflow-x: auto; border: 1px solid var(--line); background: #fff; }
    .comparison { width: 100%; min-width: 680px; border-collapse: collapse; text-align: left; }
    .comparison th, .comparison td { padding: 14px 17px; border-bottom: 1px solid #e8ece8; font-size: 13px; vertical-align: top; }
    .comparison th { background: #edf3ed; color: #394741; font-size: 12px; }
    .comparison td:first-child { width: 25%; font-weight: 750; }
    .comparison td:nth-child(2) { color: var(--green-dark); font-weight: 700; }
    .comparison tr:last-child td { border-bottom: 0; }
    .case-grid { display: grid; grid-template-columns: 1.1fr 1fr 1fr; gap: 16px; }
    .case-card { overflow: hidden; border: 1px solid var(--line); background: #fff; transition: transform .2s ease, box-shadow .2s ease; }
    .case-image { overflow: hidden; aspect-ratio: 16 / 9; background: #e8eee9; }
    .case-image img { display: block; width: 100%; height: 100%; object-fit: cover; }
    .case-body { padding: 18px; }
    .case-label { color: var(--green); font-size: 11px; font-weight: 800; }
    .case-body h3 { margin: 7px 0 6px; font-size: 16px; }
    .case-body p { margin: 0; color: var(--muted); font-size: 13px; }
    .quote-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
    .quote-card { display: flex; flex-direction: column; min-height: 190px; padding: 20px; border: 1px solid var(--line); background: #fff; transition: transform .2s ease, box-shadow .2s ease; }
    .quote-card blockquote { flex: 1; margin: 0 0 19px; color: #45524d; font-size: 13px; }
    .quote-author { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding-top: 12px; border-top: 1px solid #edf0ed; }
    .quote-author strong { font-size: 12px; }
    .quote-author span { color: var(--muted); font-size: 11px; }
    .article-list { border-top: 1px solid var(--line); }
    .article-row { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 20px; padding: 17px 0; border-bottom: 1px solid var(--line); text-decoration: none; }
    .article-row:hover .article-title { color: var(--green); }
    .article-title { font-weight: 700; font-size: 14px; transition: color .2s ease; }
    .article-meta { color: var(--muted); font-size: 11px; }
    .contact-band { background: #dcefe5; }
    .contact-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 48px; align-items: start; }
    .contact-copy p { max-width: 440px; color: #586760; font-size: 14px; }
    .contact-list { display: grid; gap: 11px; margin-top: 22px; }
    .contact-list a, .contact-list div { color: #30413a; font-size: 13px; text-decoration: none; }
    .contact-form { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; padding: 23px; border: 1px solid rgba(22,107,83,.17); background: #fff; }
    .field { display: grid; gap: 6px; }
    .field-wide { grid-column: 1 / -1; }
    .field label { color: #43514b; font-size: 12px; font-weight: 750; }
    .field input, .field select, .field textarea { width: 100%; min-height: 44px; padding: 10px 12px; border: 1px solid #dce4de; border-radius: 4px; background: #fbfcfa; color: var(--ink); outline: none; }
    .field input:focus, .field select:focus, .field textarea:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(22,107,83,.1); }
    .field textarea { min-height: 110px; resize: vertical; }
    .contact-form .button { justify-self: start; }
    .form-note { align-self: center; margin: 0; color: var(--muted); font-size: 11px; }
    .faq-list { display: grid; grid-template-columns: 1fr 1fr; gap: 0 28px; border-top: 1px solid var(--line); }
    .faq-item { border-bottom: 1px solid var(--line); }
    .faq-item summary { position: relative; padding: 17px 32px 17px 0; cursor: pointer; list-style: none; font-size: 14px; font-weight: 750; }
    .faq-item summary::-webkit-details-marker { display: none; }
    .faq-item summary::after { content: "+"; position: absolute; right: 2px; top: 14px; color: var(--green); font-size: 20px; font-weight: 400; }
    .faq-item[open] summary::after { content: "−"; }
    .faq-item p { margin: 0; padding: 0 18px 17px 0; color: var(--muted); font-size: 13px; }
    .join-band { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 28px 0 0; border-top: 1px solid rgba(22,107,83,.18); }
    .join-band h3 { margin: 0 0 5px; font-size: 19px; }
    .join-band p { margin: 0; color: var(--muted); font-size: 13px; }
    .site-footer { padding: 29px 0; background: #e9eeea; color: #37433e; }
    .footer-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 25px; }
    .footer-brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 14px; }
    .footer-brand img { width: 34px; height: 34px; object-fit: contain; }
    .footer-links { display: flex; flex-wrap: wrap; gap: 9px 17px; justify-content: flex-end; }
    .footer-links a { color: #485650; text-decoration: none; font-size: 11px; }
    .footer-links a:hover { color: var(--green); }
    .footer-bottom { display: flex; justify-content: space-between; gap: 14px; margin-top: 20px; padding-top: 14px; border-top: 1px solid #d8e0da; color: #65716b; font-size: 11px; }
    .floating-tools { position: fixed; z-index: 15; right: 18px; bottom: 22px; display: grid; gap: 8px; }
    .floating-tools a, .floating-tools button { display: grid; width: 44px; height: 44px; place-items: center; border: 1px solid #d7e1da; border-radius: 6px; background: #fff; color: var(--green-dark); box-shadow: 0 5px 16px rgba(25,50,37,.12); text-decoration: none; font-size: 11px; font-weight: 800; cursor: pointer; }
    .qr-pop { position: absolute; right: 54px; bottom: 0; display: none; width: 180px; padding: 12px; border: 1px solid var(--line); background: #fff; box-shadow: 0 8px 25px rgba(25,50,37,.14); }
    .qr-pop img { display: block; width: 100%; aspect-ratio: 1; object-fit: contain; }
    .qr-pop p { margin: 7px 0 0; text-align: center; color: var(--ink); font-size: 11px; }
    .floating-tools:hover .qr-pop, .floating-tools:focus-within .qr-pop { display: block; }
    .reveal { opacity: 0; transform: translateY(15px); transition: opacity .55s ease, transform .55s ease; }
    .reveal.is-visible { opacity: 1; transform: translateY(0); }
    @keyframes lift-in { from { opacity: 0; transform: translateY(12px); } to { 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: 8px; font-size: 12px; }
      .nav-wrap { gap: 10px; }
      .service-grid { grid-template-columns: repeat(3, 1fr); }
      .hero-inner { gap: 30px; }
    }
    @media (max-width: 760px) {
      .container { width: min(var(--container), calc(100% - 32px)); }
      .header-inner { min-height: 66px; }
      .menu-toggle { display: grid; place-items: center; }
      .nav-wrap { position: absolute; top: 65px; left: 0; right: 0; display: none; align-items: stretch; padding: 12px 16px 16px; border-bottom: 1px solid var(--line); background: var(--paper); }
      .nav-wrap.is-open { display: grid; }
      .nav-links { display: grid; grid-template-columns: repeat(2, 1fr); }
      .nav-links a { padding: 10px; }
      .nav-actions { padding: 4px 10px 0; }
      .nav-actions .button { width: 100%; }
      .hero-inner { grid-template-columns: 1fr; padding-block: 58px 48px; }
      .hero-console { max-width: 540px; }
      .section { padding-block: 58px; }
      .section-head { align-items: flex-start; flex-direction: column; gap: 16px; }
      .platform-grid { grid-template-columns: repeat(2, 1fr); }
      .service-grid { grid-template-columns: repeat(2, 1fr); }
      .workflow { grid-template-columns: repeat(2, 1fr); row-gap: 18px; }
      .solution-list { grid-template-columns: repeat(2, 1fr); gap: 0 20px; }
      .case-grid { grid-template-columns: repeat(2, 1fr); }
      .case-card:first-child { grid-column: 1 / -1; }
      .quote-grid { grid-template-columns: repeat(2, 1fr); }
      .contact-grid { grid-template-columns: 1fr; gap: 28px; }
      .faq-list { grid-template-columns: 1fr; }
    }
    @media (max-width: 520px) {
      .brand img { width: 36px; height: 36px; }
      .brand-name { font-size: 15px; }
      h1 { font-size: 39px; }
      .hero-copy { font-size: 15px; }
      .hero-actions .button { width: 100%; }
      .platform-grid { grid-template-columns: 1fr; }
      .platform-cell { min-height: auto; }
      .platform-cell .cell-index { margin-bottom: 12px; }
      .service-grid { grid-template-columns: 1fr; }
      .service-card { min-height: auto; }
      .workflow { grid-template-columns: 1fr 1fr; }
      .workflow-step { padding-right: 12px; }
      .solution-list { grid-template-columns: 1fr; }
      .case-grid, .quote-grid { grid-template-columns: 1fr; }
      .case-card:first-child { grid-column: auto; }
      .article-row { grid-template-columns: 1fr; gap: 4px; }
      .contact-form { grid-template-columns: 1fr; padding: 17px; }
      .field-wide { grid-column: auto; }
      .form-note { grid-row: auto; }
      .join-band, .footer-top, .footer-bottom { align-items: flex-start; flex-direction: column; }
      .footer-links { justify-content: flex-start; }
      .floating-tools { right: 10px; bottom: 12px; }
    }