:root {
      color-scheme: light;
      --ink: #17251e;
      --muted: #617168;
      --paper: #f8fbf5;
      --white: #fff;
      --line: #dfe9dd;
      --green: #b9f36b;
      --green-deep: #315c35;
      --lime-soft: #edf8df;
      --blue: #dcecff;
      --orange: #ffbd83;
      --shadow: 0 18px 50px rgba(41, 75, 50, .09);
      --container: 1160px;
    }

    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; scroll-padding-top: 90px; }
    body {
      margin: 0;
      color: var(--ink);
      background:
        radial-gradient(ellipse at 84% 4%, rgba(185, 243, 107, .25), transparent 29rem),
        linear-gradient(180deg, #f8fbf5 0%, #f4f8f0 55%, #f8fbf5 100%);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
      line-height: 1.68;
    }

    a { color: inherit; text-decoration: none; }
    button, input, select, textarea { font: inherit; }
    button, a { -webkit-tap-highlight-color: transparent; }
    img { max-width: 100%; }
    .container { width: min(var(--container), calc(100% - 40px)); margin-inline: auto; }
    .site-header, main, .site-footer { width: 100%; }
    .site-header { position: sticky; top: 0; z-index: 20; border-bottom: 1px solid rgba(221, 233, 218, .8); background: rgba(248, 251, 245, .92); 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; flex: 0 0 auto; font-weight: 800; letter-spacing: -.03em; }
    .brand img { width: 42px; height: auto; display: block; }
    .brand span { font-size: 18px; }
    .nav-wrap { display: flex; align-items: center; gap: 20px; }
    .nav-links { display: flex; align-items: center; justify-content: flex-end; gap: 0; }
    .nav-links a { padding: 10px 11px; color: #42534a; font-size: 13px; white-space: nowrap; transition: color .2s ease, background .2s ease; border-radius: 999px; }
    .nav-links a:hover, .nav-links a:focus-visible { color: #214b2a; background: #e9f5dd; }
    .header-cta, .button { display: inline-flex; align-items: center; justify-content: center; gap: 9px; border: 0; border-radius: 999px; background: var(--ink); color: #fff; font-weight: 700; padding: 12px 20px; transition: transform .2s ease, box-shadow .2s ease, background .2s ease; }
    .header-cta { padding: 10px 17px; white-space: nowrap; font-size: 13px; }
    .header-cta:hover, .button:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(23, 37, 30, .18); }
    .button-primary { background: var(--green); color: #183321; }
    .button-primary:hover { background: #a9e95b; }
    .button-outline { border: 1px solid #c9d8ca; background: rgba(255,255,255,.6); color: var(--ink); }
    .menu-toggle { display: none; width: 42px; height: 42px; padding: 0; border: 1px solid var(--line); border-radius: 50%; color: var(--ink); background: #fff; cursor: pointer; }
    .menu-toggle span, .menu-toggle::before, .menu-toggle::after { content: ""; display: block; width: 17px; height: 2px; margin: 4px auto; border-radius: 2px; background: currentColor; }

    .hero { position: relative; overflow: hidden; padding: 82px 0 62px; }
    .hero::before { content: ""; position: absolute; width: 420px; aspect-ratio: 1; top: 0; right: -170px; border: 1px solid rgba(49, 92, 53, .13); border-radius: 50%; box-shadow: 0 0 0 42px rgba(49,92,53,.035), 0 0 0 86px rgba(49,92,53,.025); pointer-events: none; }
    .hero-grid { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(280px, .75fr); align-items: center; gap: 64px; position: relative; }
    .eyebrow { display: inline-flex; align-items: center; gap: 9px; margin: 0 0 20px; color: var(--green-deep); font-size: 12px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
    .eyebrow::before { content: ""; width: 23px; height: 2px; background: #78a64c; }
    h1, h2, h3, p { margin-top: 0; }
    h1 { max-width: 700px; margin-bottom: 20px; font-size: clamp(40px, 6.2vw, 72px); line-height: 1.12; letter-spacing: -.065em; }
    .hero h1 em { color: #477339; font-style: normal; }
    .hero-lead { max-width: 650px; margin-bottom: 28px; color: #506158; font-size: 17px; }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 28px; }
    .hero-note { display: flex; align-items: center; flex-wrap: wrap; gap: 10px 20px; color: #596a60; font-size: 13px; }
    .hero-note span { display: inline-flex; align-items: center; gap: 7px; }
    .hero-note span::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: #77a951; }
    .hero-visual { position: relative; padding: 25px; border: 1px solid rgba(197, 218, 188, .9); border-radius: 30px 30px 30px 7px; background: linear-gradient(145deg, rgba(255,255,255,.94), rgba(235,247,222,.92)); box-shadow: var(--shadow); transform: rotate(1deg); animation: float-in 6s ease-in-out infinite; }
    .visual-top { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding-bottom: 18px; border-bottom: 1px solid var(--line); }
    .visual-title { font-size: 14px; font-weight: 800; }
    .live-dot { display: inline-flex; align-items: center; gap: 6px; color: #456b3c; font-size: 11px; }
    .live-dot::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: #7dbb45; box-shadow: 0 0 0 4px rgba(125,187,69,.14); }
    .workflow { display: grid; gap: 11px; padding-top: 18px; }
    .workflow-row { display: grid; grid-template-columns: 36px 1fr auto; align-items: center; gap: 11px; padding: 12px; border: 1px solid #e1ebdc; border-radius: 14px; background: rgba(255,255,255,.76); }
    .workflow-icon { display: grid; place-items: center; width: 36px; aspect-ratio: 1; border-radius: 11px; color: #315c35; background: var(--lime-soft); font-weight: 800; }
    .workflow-row strong { display: block; font-size: 12px; }
    .workflow-row small { display: block; color: #708078; font-size: 10px; }
    .workflow-row b { color: #5d8250; font-size: 10px; font-weight: 700; }
    .visual-foot { display: flex; justify-content: space-between; gap: 12px; margin-top: 16px; color: #63746a; font-size: 11px; }

    .section { padding: 74px 0; }
    .section-head { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 30px; }
    .section-head > div { max-width: 710px; }
    .section-kicker { margin-bottom: 10px; color: #62864c; font-size: 12px; font-weight: 800; letter-spacing: .11em; }
    h2 { margin-bottom: 9px; font-size: clamp(28px, 4vw, 42px); line-height: 1.2; letter-spacing: -.045em; }
    .section-intro { margin-bottom: 0; color: var(--muted); font-size: 15px; }
    .text-link { color: #315c35; font-size: 14px; font-weight: 800; white-space: nowrap; }
    .text-link::after { content: " ↗"; }
    .intro-band { padding: 28px; border: 1px solid #dbe7d5; border-radius: 22px; background: linear-gradient(110deg, #fff 0%, #f1f8e9 100%); }
    .intro-band p { max-width: 920px; margin-bottom: 0; color: #4e6055; }
    .chip-row { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 21px; }
    .chip { padding: 7px 12px; border: 1px solid #dbe7d5; border-radius: 999px; background: rgba(255,255,255,.76); color: #425a48; font-size: 12px; }

    .metrics { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
    .metric { padding: 22px; border-left: 3px solid #91c45f; background: rgba(255,255,255,.72); }
    .metric strong { display: block; margin-bottom: 4px; font-size: 19px; letter-spacing: -.02em; }
    .metric span { color: var(--muted); font-size: 13px; }

    .service-section { position: relative; }
    .service-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 13px; }
    .service-card { min-height: 180px; padding: 22px; border: 1px solid #e1eadc; border-radius: 18px; background: rgba(255,255,255,.82); transition: transform .23s ease, box-shadow .23s ease, border-color .23s ease; }
    .service-card:hover { transform: translateY(-4px); border-color: #b6d69d; box-shadow: 0 16px 32px rgba(41,75,50,.09); }
    .service-card:nth-child(3n+2) { background: #f0f7e9; }
    .service-card .card-index { display: inline-grid; place-items: center; width: 32px; height: 32px; margin-bottom: 15px; border-radius: 10px; background: #e6f3d8; color: #426d36; font-size: 11px; font-weight: 800; }
    .service-card h3 { margin-bottom: 8px; font-size: 17px; }
    .service-card p { margin-bottom: 0; color: var(--muted); font-size: 13px; }

    .split-panel { display: grid; grid-template-columns: .88fr 1.12fr; gap: 30px; align-items: start; }
    .panel-copy { padding: 30px; border-radius: 22px; color: #f7fbf3; background: #263c30; }
    .panel-copy h3 { margin-bottom: 12px; font-size: 24px; line-height: 1.3; }
    .panel-copy p { margin-bottom: 20px; color: #d1dfd1; font-size: 14px; }
    .panel-copy .button { background: var(--green); color: #183321; }
    .process-list { display: grid; gap: 0; }
    .process-step { display: grid; grid-template-columns: 44px 1fr; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--line); }
    .process-step:first-child { padding-top: 5px; }
    .step-no { display: grid; place-items: center; width: 38px; height: 38px; border: 1px solid #cfe0c8; border-radius: 50%; color: #426d36; font-size: 12px; font-weight: 800; }
    .process-step h3 { margin-bottom: 4px; font-size: 16px; }
    .process-step p { margin-bottom: 0; color: var(--muted); font-size: 13px; }

    .solution-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 18px; }
    .solution-card { padding: 26px; border-radius: 22px; background: #fff; box-shadow: 0 9px 30px rgba(41,75,50,.05); }
    .solution-card.highlight { background: #edf6e3; }
    .solution-card h3 { margin-bottom: 13px; font-size: 21px; }
    .solution-card p { margin-bottom: 0; color: var(--muted); font-size: 14px; }
    .solution-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px 18px; margin: 18px 0 0; padding: 0; list-style: none; }
    .solution-list li { color: #44564a; font-size: 13px; }
    .solution-list li::before { content: "↗"; margin-right: 8px; color: #5b8a42; font-weight: 800; }

    .network-strip { display: flex; flex-wrap: wrap; gap: 10px; padding: 22px; border: 1px solid #dfe9dd; border-radius: 20px; background: rgba(255,255,255,.72); }
    .network-strip span { padding: 9px 13px; border-radius: 10px; background: #f0f7e9; color: #395743; font-size: 13px; }
    .network-note { margin: 15px 0 0; color: var(--muted); font-size: 13px; }

    .case-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
    .case-card { overflow: hidden; border: 1px solid #e1eadc; border-radius: 18px; background: #fff; transition: transform .2s ease, box-shadow .2s ease; }
    .case-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
    .case-card .media { display: grid; place-items: center; min-height: 190px; padding: 18px; background: #f0f6e9; }
    .case-card .media img { display: block; width: 100%; max-height: 210px; aspect-ratio: 16 / 9; object-fit: contain; }
    .case-card .case-copy { padding: 20px; }
    .case-card h3 { margin-bottom: 6px; font-size: 17px; }
    .case-card p { margin-bottom: 0; color: var(--muted); font-size: 13px; }

    .comparison { overflow: hidden; border: 1px solid #dce7d8; border-radius: 20px; background: #fff; box-shadow: var(--shadow); }
    .score-banner { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 25px 28px; background: #eaf5df; }
    .score-banner h3 { margin: 0 0 4px; font-size: 20px; }
    .score-banner p { margin: 0; color: #556b58; font-size: 13px; }
    .score { color: #315c35; font-size: 29px; font-weight: 900; white-space: nowrap; }
    .score small { font-size: 13px; font-weight: 700; }
    .table-scroll { overflow-x: auto; }
    table { width: 100%; border-collapse: collapse; min-width: 660px; }
    th, td { padding: 14px 18px; border-bottom: 1px solid #edf1ea; text-align: left; font-size: 13px; vertical-align: top; }
    th { color: #536456; background: #fbfcfa; font-size: 12px; }
    td:first-child { width: 22%; color: #34483a; font-weight: 700; }
    td:nth-child(2) { color: #315c35; font-weight: 700; }
    td:last-child { color: #758078; }
    .table-note { margin: 0; padding: 13px 18px; color: #748077; font-size: 11px; }

    .token-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: center; }
    .token-box { padding: 25px; border: 1px solid #dce7d8; border-radius: 20px; background: #fff; }
    .token-box h3 { margin-bottom: 9px; font-size: 18px; }
    .token-box p { margin-bottom: 0; color: var(--muted); font-size: 14px; }
    .token-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 17px; }
    .token-tags span { padding: 6px 10px; border-radius: 8px; color: #42643e; background: #edf6e5; font-size: 12px; }

    .review-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 13px; }
    .review { padding: 21px; border: 1px solid #e2eade; border-radius: 17px; background: rgba(255,255,255,.84); }
    .review .quote-mark { color: #75a64b; font-size: 25px; font-weight: 900; line-height: 1; }
    .review p { min-height: 74px; margin: 10px 0 16px; color: #4d5e53; font-size: 13px; }
    .review strong { display: block; font-size: 13px; }
    .review span { color: #77837a; font-size: 11px; }

    .faq-list { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 16px; }
    details { align-self: start; border: 1px solid #dfe8dc; border-radius: 14px; background: rgba(255,255,255,.82); }
    summary { position: relative; padding: 16px 42px 16px 17px; cursor: pointer; list-style: none; font-size: 14px; font-weight: 750; }
    summary::-webkit-details-marker { display: none; }
    summary::after { content: "+"; position: absolute; top: 50%; right: 17px; transform: translateY(-50%); color: #4e7b3f; font-size: 21px; font-weight: 400; transition: transform .2s ease; }
    details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
    details p { margin: 0; padding: 0 17px 17px; color: var(--muted); font-size: 13px; }

    .article-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 12px; }
    .article-card { display: flex; flex-direction: column; justify-content: space-between; min-height: 145px; padding: 17px; border: 1px solid #dfe8dc; border-radius: 15px; background: #fff; transition: border-color .2s ease, transform .2s ease; }
    .article-card:hover { transform: translateY(-3px); border-color: #a8cd8e; }
    .article-card span { color: #6c8b5b; font-size: 11px; }
    .article-card strong { margin-top: 11px; font-size: 14px; line-height: 1.5; }
    .article-card small { margin-top: 12px; color: #607365; font-size: 12px; }

    .contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: start; }
    .contact-card { padding: 27px; border-radius: 22px; background: #253b2f; color: #f6fbf3; }
    .contact-card h3 { margin-bottom: 10px; font-size: 22px; }
    .contact-card p { color: #d2e0d4; font-size: 14px; }
    .contact-list { display: grid; gap: 11px; margin: 20px 0; }
    .contact-list a, .contact-list span { color: #f4faef; font-size: 14px; }
    .contact-card .qr-wrap { width: 130px; padding: 8px; border-radius: 12px; background: #fff; }
    .contact-card .qr-wrap img { display: block; width: 100%; height: auto; }
    .contact-card .qr-caption { margin: 8px 0 0; font-size: 11px; }
    .form-card { padding: 27px; border: 1px solid #dfe8dc; border-radius: 22px; background: #fff; }
    .form-card h3 { margin-bottom: 5px; font-size: 21px; }
    .form-card > p { margin-bottom: 20px; color: var(--muted); font-size: 13px; }
    .form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
    .field { display: grid; gap: 6px; }
    .field.full { grid-column: 1 / -1; }
    .field label { font-size: 12px; font-weight: 700; }
    .field input, .field select, .field textarea { width: 100%; padding: 11px 12px; border: 1px solid #dce6d9; border-radius: 10px; outline: none; color: var(--ink); background: #fbfcfa; }
    .field input:focus, .field select:focus, .field textarea:focus { border-color: #87b968; box-shadow: 0 0 0 3px rgba(135,185,104,.15); }
    .field textarea { min-height: 112px; resize: vertical; }
    .form-card .button { margin-top: 17px; cursor: pointer; }
    .form-note { margin: 11px 0 0; color: #7a867c; font-size: 11px; }

    .footer { padding: 27px 0 30px; border-top: 1px solid #dfe8dc; background: #f2f7ee; color: #33483a; }
    .footer-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 24px; }
    .footer-brand { font-weight: 800; }
    .footer p { max-width: 510px; margin: 6px 0 0; color: #657469; font-size: 12px; }
    .friend-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 7px 15px; max-width: 550px; }
    .friend-links a { color: #425a47; font-size: 12px; }
    .friend-links a:hover { color: #315c35; text-decoration: underline; }
    .copyright { margin-top: 20px; padding-top: 14px; border-top: 1px solid #dfe8dc; color: #708075; font-size: 11px; }

    .float-contact { position: fixed; right: 18px; bottom: 22px; z-index: 15; display: grid; gap: 8px; }
    .float-contact a, .to-top { display: grid; place-items: center; width: 46px; height: 46px; border: 1px solid #dce7d8; border-radius: 50%; background: #fff; color: #315c35; box-shadow: 0 8px 22px rgba(26,49,31,.12); font-size: 12px; font-weight: 800; transition: transform .2s ease, background .2s ease; }
    .float-contact a:hover, .to-top:hover { transform: translateY(-3px); background: #edf6e3; }
    .to-top { padding: 0; cursor: pointer; }

    .reveal { opacity: 0; transform: translateY(16px); transition: opacity .65s ease, transform .65s ease; }
    .reveal.is-visible { opacity: 1; transform: translateY(0); }
    @keyframes float-in { 0%, 100% { transform: translateY(0) rotate(1deg); } 50% { transform: translateY(-7px) rotate(0deg); } }

    @media (max-width: 1020px) {
      .nav-links a { padding-inline: 8px; font-size: 12px; }
      .header-inner { gap: 12px; }
      .nav-wrap { gap: 10px; }
      .hero-grid { gap: 35px; }
      .article-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    }
    @media (max-width: 780px) {
      .container { width: min(var(--container), calc(100% - 32px)); }
      .header-inner { min-height: 68px; }
      .menu-toggle { display: block; flex: 0 0 auto; }
      .nav-wrap { position: relative; margin-left: auto; }
      .nav-links { position: absolute; top: calc(100% + 14px); right: 0; display: none; width: min(300px, calc(100vw - 32px)); padding: 10px; border: 1px solid var(--line); border-radius: 16px; background: #fff; box-shadow: var(--shadow); align-items: stretch; flex-direction: column; }
      .nav-links.is-open { display: flex; }
      .nav-links a { padding: 11px 12px; font-size: 14px; }
      .header-cta { display: none; }
      .hero { padding: 56px 0 44px; }
      .hero-grid { grid-template-columns: 1fr; gap: 30px; }
      .hero-visual { max-width: 500px; }
      .section { padding: 56px 0; }
      .section-head { align-items: flex-start; flex-direction: column; gap: 12px; margin-bottom: 23px; }
      .metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); }
      .service-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
      .split-panel, .solution-grid, .token-layout, .contact-grid { grid-template-columns: 1fr; }
      .case-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
      .review-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
      .faq-list { grid-template-columns: 1fr; }
      .footer-top { flex-direction: column; }
      .friend-links { justify-content: flex-start; }
    }
    @media (max-width: 520px) {
      .brand img { width: 36px; }
      .brand span { font-size: 16px; }
      h1 { font-size: 42px; }
      .hero-lead { font-size: 15px; }
      .hero-actions { align-items: stretch; flex-direction: column; }
      .hero-actions .button { width: 100%; }
      .hero-visual { padding: 18px; border-radius: 23px 23px 23px 6px; }
      .workflow-row { grid-template-columns: 34px 1fr; }
      .workflow-row b { grid-column: 2; }
      .metrics { gap: 9px; }
      .metric { padding: 16px; }
      .metric strong { font-size: 16px; }
      .service-grid, .case-grid, .review-grid, .article-grid { grid-template-columns: 1fr; }
      .service-card { min-height: auto; }
      .solution-list { grid-template-columns: 1fr; }
      .score-banner { align-items: flex-start; flex-direction: column; padding: 21px; gap: 9px; }
      .form-grid { grid-template-columns: 1fr; }
      .field.full { grid-column: auto; }
      .contact-card, .form-card { padding: 21px; }
      .float-contact { right: 12px; bottom: 14px; }
      .float-contact a, .to-top { width: 42px; height: 42px; }
    }
    @media (prefers-reduced-motion: reduce) {
      *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
      .reveal { opacity: 1; transform: none; }
    }