/* roulang page: index */
:root {
      --ink: #1c3028;
      --ink-soft: #4a5b52;
      --muted: #758078;
      --paper: #f7f8f3;
      --white: #fff;
      --green: #245b45;
      --green-deep: #173d32;
      --green-pale: #e8f0e9;
      --coral: #d5765e;
      --coral-pale: #f7e9e3;
      --yellow: #e6bd66;
      --line: #dfe5dc;
      --shadow: 0 14px 36px rgba(29, 55, 42, .08);
      --radius: 8px;
      --container: 1160px;
    }
    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      background: var(--paper);
      color: var(--ink);
      font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
      font-size: 16px;
      line-height: 1.75;
      -webkit-font-smoothing: antialiased;
    }
    a { color: inherit; text-decoration: none; transition: color .2s ease, background .2s ease, border-color .2s ease, transform .2s ease, box-shadow .2s ease; }
    img { max-width: 100%; display: block; }
    button, input { font: inherit; }
    button { cursor: pointer; }
    :focus-visible { outline: 3px solid rgba(213, 118, 94, .62); outline-offset: 3px; }
    .container { width: min(var(--container), calc(100% - 48px)); margin-inline: auto; }
    .site-header {
      position: sticky; top: 0; z-index: 20;
      background: rgba(247, 248, 243, .96);
      border-bottom: 1px solid rgba(28, 48, 40, .09);
      backdrop-filter: blur(14px);
    }
    .nav-shell { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
    .brand { display: inline-flex; align-items: center; gap: 11px; color: var(--green-deep); font-weight: 800; font-size: 18px; line-height: 1.25; }
    .brand-mark {
      width: 37px; height: 37px; display: grid; place-items: center;
      border-radius: 7px; background: var(--green); color: white; font-size: 13px; font-weight: 800;
      box-shadow: 0 5px 12px rgba(36, 91, 69, .18);
    }
    .nav-links { display: flex; align-items: center; gap: 8px; margin: 0; list-style: none; }
    .nav-links a { display: block; padding: 9px 14px; border-radius: 6px; color: var(--ink-soft); font-size: 14px; font-weight: 650; }
    .nav-links a:hover, .nav-links a:focus-visible { color: var(--green); background: var(--green-pale); }
    .nav-links a[aria-current="page"] { color: var(--green-deep); background: #e7eee7; }
    .nav-end { display: flex; align-items: center; gap: 12px; }
    .nav-search { position: relative; }
    .nav-search input {
      width: 184px; height: 41px; padding: 0 14px 0 36px; border: 1px solid var(--line);
      border-radius: 6px; background: #fff; color: var(--ink); font-size: 13px; box-shadow: none;
      margin: 0;
    }
    .nav-search input:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(36, 91, 69, .1); }
    .search-icon { position: absolute; left: 13px; top: 9px; color: var(--muted); font-size: 15px; pointer-events: none; }
    .menu-toggle {
      display: none; width: 42px; height: 42px; border: 1px solid var(--line); border-radius: 6px;
      color: var(--green-deep); background: white; font-size: 20px;
    }
    .hero { padding: 62px 0 50px; background: var(--green-deep); color: white; overflow: hidden; }
    .hero-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(330px, .85fr); align-items: center; gap: 56px; }
    .hero-copy { max-width: 660px; }
    .eyebrow { display: inline-flex; align-items: center; gap: 9px; color: #d9e7da; font-size: 13px; font-weight: 700; }
    .eyebrow::before { content: ""; width: 22px; height: 2px; background: var(--yellow); }
    h1 { margin: 18px 0 17px; max-width: 700px; color: white; font-size: clamp(34px, 4vw, 52px); line-height: 1.2; font-weight: 800; }
    .hero-copy p { max-width: 650px; margin: 0; color: #d3e0d6; font-size: 16px; line-height: 1.95; }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 25px; }
    .button-main, .button-quiet {
      display: inline-flex; align-items: center; justify-content: center; gap: 9px;
      min-height: 47px; padding: 0 19px; border-radius: 6px; font-size: 14px; font-weight: 750;
    }
    .button-main { background: var(--yellow); color: #26372d; border: 1px solid var(--yellow); }
    .button-main:hover { background: #f0ca79; color: #1c3028; transform: translateY(-2px); box-shadow: 0 8px 18px rgba(0,0,0,.14); }
    .button-quiet { color: white; border: 1px solid rgba(255,255,255,.28); background: rgba(255,255,255,.06); }
    .button-quiet:hover { background: rgba(255,255,255,.14); color: white; border-color: rgba(255,255,255,.55); }
    .hero-note { margin-top: 20px; color: #aebfb3; font-size: 12px; }
    .portal-panel { padding: 22px; border: 1px solid rgba(255,255,255,.15); border-radius: var(--radius); background: #204a3b; }
    .portal-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 16px; }
    .portal-head strong { font-size: 14px; color: #f4f6f1; }
    .status { display: inline-flex; align-items: center; gap: 7px; color: #c9d9cb; font-size: 11px; }
    .status::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: #9cce91; }
    .portal-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
    .portal-link {
      position: relative; min-height: 95px; display: flex; flex-direction: column; justify-content: space-between;
      padding: 14px; border: 1px solid rgba(255,255,255,.12); border-radius: 6px; background: rgba(255,255,255,.055);
    }
    .portal-link:hover { background: rgba(255,255,255,.12); transform: translateY(-2px); border-color: rgba(255,255,255,.3); }
    .portal-index { color: #b9d2bc; font-size: 11px; font-weight: 700; }
    .portal-link strong { color: white; font-size: 14px; }
    .portal-arrow { position: absolute; right: 13px; bottom: 13px; color: var(--yellow); font-size: 17px; }
    .quick-strip { background: #edf2e9; border-bottom: 1px solid var(--line); }
    .quick-strip-inner { min-height: 68px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
    .quick-label { color: var(--green-deep); font-size: 13px; font-weight: 750; }
    .quick-items { display: flex; flex-wrap: wrap; gap: 9px; }
    .quick-items span { padding: 5px 10px; border-radius: 4px; background: white; color: var(--ink-soft); font-size: 12px; border: 1px solid #e2e8df; }
    main section { padding: 68px 0; }
    .section-head { max-width: 700px; margin-bottom: 30px; }
    .section-kicker { margin: 0 0 7px; color: var(--coral); font-size: 12px; font-weight: 800; }
    .section-head h2 { margin: 0; color: var(--ink); font-size: 30px; line-height: 1.35; font-weight: 800; }
    .section-head p { margin: 12px 0 0; color: var(--ink-soft); font-size: 14px; line-height: 1.9; }
    .feature-section { background: white; }
    .feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
    .feature-item { min-height: 188px; padding: 23px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; transition: transform .2s ease, box-shadow .2s ease; }
    .feature-item:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
    .feature-num { display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 5px; background: var(--green-pale); color: var(--green); font-size: 12px; font-weight: 800; }
    .feature-item h3 { margin: 17px 0 7px; font-size: 17px; color: var(--ink); }
    .feature-item p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.8; }
    .time-section { background: #eff2eb; }
    .time-layout { display: grid; grid-template-columns: .78fr 1.22fr; gap: 48px; align-items: start; }
    .time-intro { padding-top: 14px; }
    .time-intro h2 { margin: 0 0 14px; font-size: 29px; line-height: 1.4; }
    .time-intro p { margin: 0; color: var(--ink-soft); font-size: 14px; line-height: 1.9; }
    .time-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .time-card { padding: 19px; border-left: 3px solid var(--coral); background: white; border-radius: 0 6px 6px 0; }
    .time-card .time-label { color: var(--coral); font-size: 11px; font-weight: 800; }
    .time-card h3 { margin: 6px 0 4px; font-size: 15px; }
    .time-card p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.7; }
    .collection-section { background: white; }
    .collection-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 42px; align-items: center; }
    .collection-art { min-height: 300px; position: relative; overflow: hidden; padding: 28px; border-radius: var(--radius); background: #dce8dc; }
    .collection-art::before { content: ""; position: absolute; width: 220px; height: 220px; right: -30px; bottom: -60px; border-radius: 50%; background: #c5d8c7; }
    .collection-art::after { content: ""; position: absolute; width: 118px; height: 118px; right: 76px; bottom: 23px; border-radius: 50%; background: #e8c879; }
    .art-label { position: relative; z-index: 1; display: inline-block; padding: 6px 10px; border-radius: 4px; color: var(--green-deep); background: rgba(255,255,255,.75); font-size: 11px; font-weight: 750; }
    .art-title { position: relative; z-index: 1; margin-top: 38px; max-width: 230px; color: var(--green-deep); font-size: 26px; line-height: 1.4; font-weight: 800; }
    .art-lines { position: relative; z-index: 1; width: 150px; margin-top: 17px; }
    .art-lines i { display: block; height: 5px; margin: 8px 0; border-radius: 3px; background: rgba(36,91,69,.23); }
    .art-lines i:nth-child(2) { width: 78%; }
    .art-lines i:nth-child(3) { width: 58%; }
    .collection-copy h2 { margin: 0 0 13px; font-size: 29px; line-height: 1.4; }
    .collection-copy > p { margin: 0 0 20px; color: var(--ink-soft); font-size: 14px; line-height: 1.9; }
    .topic-list { margin: 0; list-style: none; border-top: 1px solid var(--line); }
    .topic-list li { display: flex; justify-content: space-between; gap: 16px; padding: 11px 0; border-bottom: 1px solid var(--line); color: var(--ink); font-size: 13px; }
    .topic-list span:last-child { color: var(--muted); white-space: nowrap; }
    .team-section { background: #f7f8f3; }
    .team-layout { display: grid; grid-template-columns: 1fr 1.4fr; gap: 50px; align-items: center; }
    .team-stamp { min-height: 220px; display: grid; place-items: center; border-radius: 7px; background: var(--coral-pale); color: #8f4e3c; text-align: center; }
    .team-stamp strong { display: block; font-family: Georgia, serif; font-size: 68px; line-height: 1; font-weight: 500; }
    .team-stamp span { display: block; margin-top: 10px; font-size: 12px; font-weight: 750; }
    .team-copy h2 { margin: 0 0 12px; font-size: 28px; }
    .team-copy p { margin: 0; color: var(--ink-soft); font-size: 14px; line-height: 1.95; }
    .team-points { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 19px; }
    .team-points span { padding: 6px 10px; border: 1px solid #e0d2cc; border-radius: 4px; color: #77574c; background: rgba(255,255,255,.68); font-size: 11px; }
    .standards-section { background: var(--green-deep); color: white; }
    .standards-section .section-head h2 { color: white; }
    .standards-section .section-head p { color: #c5d4c9; }
    .standards-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 25px; }
    .standard { display: grid; grid-template-columns: 42px 1fr; gap: 14px; padding: 19px 0; border-top: 1px solid rgba(255,255,255,.18); }
    .standard-icon { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 5px; background: rgba(255,255,255,.1); color: var(--yellow); font-weight: 800; }
    .standard h3 { margin: 0 0 5px; color: white; font-size: 15px; }
    .standard p { margin: 0; color: #c4d2c8; font-size: 12px; line-height: 1.8; }
    .proof-section { background: #f7f8f3; }
    .proof-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 46px; align-items: center; }
    .proof-quote { padding: 26px; border-left: 3px solid var(--yellow); background: white; }
    .quote-mark { color: var(--coral); font-family: Georgia, serif; font-size: 44px; line-height: .8; }
    .proof-quote blockquote { margin: 13px 0 14px; color: var(--ink); font-size: 17px; line-height: 1.8; font-weight: 650; }
    .proof-quote cite { color: var(--muted); font-size: 11px; font-style: normal; }
    .proof-copy h2 { margin: 0 0 10px; font-size: 27px; line-height: 1.4; }
    .proof-copy p { margin: 0; color: var(--ink-soft); font-size: 13px; line-height: 1.9; }
    .proof-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 17px; }
    .proof-tags span { color: var(--green); background: var(--green-pale); padding: 5px 9px; border-radius: 4px; font-size: 11px; }
    .compare-section { background: white; }
    .compare-layout { display: grid; grid-template-columns: .72fr 1.28fr; gap: 44px; }
    .compare-copy h2 { margin: 0 0 12px; font-size: 28px; line-height: 1.4; }
    .compare-copy p { margin: 0; color: var(--ink-soft); font-size: 14px; line-height: 1.9; }
    .compare-list { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
    .compare-box { padding: 19px; border-radius: 6px; border: 1px solid var(--line); }
    .compare-box.good { background: #edf3ed; border-color: #d7e3d7; }
    .compare-box h3 { margin: 0 0 10px; font-size: 14px; }
    .compare-box ul { margin: 0; padding: 0; list-style: none; }
    .compare-box li { position: relative; margin: 7px 0; padding-left: 17px; color: var(--ink-soft); font-size: 12px; }
    .compare-box li::before { position: absolute; left: 0; top: 0; content: "•"; color: var(--coral); font-weight: 900; }
    .compare-box.good li::before { color: var(--green); }
    .news-section { background: #eff2eb; }
    .news-layout { display: grid; grid-template-columns: .72fr 1.28fr; gap: 42px; }
    .news-intro h2 { margin: 0 0 11px; font-size: 28px; }
    .news-intro p { margin: 0; color: var(--ink-soft); font-size: 13px; line-height: 1.9; }
    .news-list { border-top: 1px solid #d6ded3; }
    .news-row { display: grid; grid-template-columns: 100px 1fr 18px; align-items: center; gap: 15px; padding: 15px 0; border-bottom: 1px solid #d6ded3; }
    .news-type { color: var(--coral); font-size: 11px; font-weight: 750; }
    .news-row strong { display: block; font-size: 14px; line-height: 1.5; }
    .news-row small { display: block; margin-top: 4px; color: var(--muted); font-size: 11px; }
    .news-row .arrow { color: var(--green); font-size: 18px; }
    .news-row:hover strong { color: var(--green); }
    .quality-section { background: white; }
    .quality-layout { display: grid; grid-template-columns: 1.1fr .9fr; gap: 45px; align-items: center; }
    .quality-copy h2 { margin: 0 0 13px; font-size: 28px; }
    .quality-copy p { margin: 0; color: var(--ink-soft); font-size: 14px; line-height: 1.95; }
    .quality-bands { display: grid; gap: 9px; }
    .quality-band { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 13px 15px; border-radius: 5px; background: #f3f5ef; font-size: 12px; }
    .quality-band strong { color: var(--green-deep); }
    .quality-band span { color: var(--muted); text-align: right; }
    .rights-section { padding: 38px 0; background: var(--coral-pale); }
    .rights-inner { display: grid; grid-template-columns: 45px 1fr; gap: 16px; align-items: start; }
    .rights-symbol { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 50%; color: #8f4e3c; background: rgba(255,255,255,.72); font-size: 18px; font-weight: 800; }
    .rights-inner h2 { margin: 0 0 5px; color: #704c40; font-size: 16px; }
    .rights-inner p { margin: 0; color: #765d53; font-size: 12px; line-height: 1.8; }
    .final-section { padding: 58px 0; background: #e7eee7; }
    .final-inner { display: flex; align-items: center; justify-content: space-between; gap: 30px; }
    .final-inner h2 { margin: 0 0 6px; font-size: 24px; }
    .final-inner p { margin: 0; color: var(--ink-soft); font-size: 13px; }
    .final-inner .button-main { flex: 0 0 auto; background: var(--green); color: white; border-color: var(--green); }
    .final-inner .button-main:hover { background: var(--green-deep); color: white; }
    .site-footer { padding: 39px 0 20px; color: #d5e0d8; background: #17352c; }
    .footer-top { display: flex; justify-content: space-between; gap: 35px; padding-bottom: 26px; border-bottom: 1px solid rgba(255,255,255,.15); }
    .footer-brand { max-width: 430px; }
    .footer-brand .brand { color: white; }
    .footer-brand p { margin: 13px 0 0; max-width: 390px; color: #afc0b5; font-size: 12px; line-height: 1.8; }
    .footer-links { display: flex; flex-wrap: wrap; align-content: start; gap: 10px 23px; }
    .footer-links a { color: #d5e0d8; font-size: 12px; }
    .footer-links a:hover { color: var(--yellow); }
    .footer-bottom { display: flex; justify-content: space-between; gap: 16px; padding-top: 16px; color: #94aa9b; font-size: 10px; }
    @media (max-width: 1024px) {
      .container { width: min(var(--container), calc(100% - 40px)); }
      .hero-grid { gap: 34px; grid-template-columns: 1fr .9fr; }
      .nav-search input { width: 150px; }
      .time-layout, .collection-layout, .compare-layout, .news-layout { gap: 30px; }
    }
    @media (max-width: 768px) {
      .nav-shell { min-height: 68px; position: relative; }
      .menu-toggle { display: inline-grid; place-items: center; }
      .nav-end { gap: 9px; }
      .nav-search input { width: 170px; }
      .nav-links {
        display: none; position: absolute; top: calc(100% + 1px); left: -20px; right: -20px;
        padding: 10px 20px 15px; background: var(--paper); border-bottom: 1px solid var(--line);
        box-shadow: 0 12px 22px rgba(29,55,42,.08); flex-direction: column; align-items: stretch; gap: 3px;
      }
      .nav-links.is-open { display: flex; }
      .nav-links a { padding: 11px 12px; }
      .hero { padding: 48px 0 38px; }
      .hero-grid { grid-template-columns: 1fr; gap: 28px; }
      .portal-panel { max-width: 560px; }
      main section { padding: 54px 0; }
      .feature-grid { grid-template-columns: 1fr 1fr; }
      .time-layout, .collection-layout, .team-layout, .proof-grid, .compare-layout, .news-layout, .quality-layout { grid-template-columns: 1fr; gap: 26px; }
      .team-stamp { min-height: 170px; }
      .time-intro { padding-top: 0; }
      .section-head h2 { font-size: 27px; }
      .quick-strip-inner { align-items: flex-start; flex-direction: column; justify-content: center; padding: 13px 0; gap: 7px; }
    }
    @media (max-width: 520px) {
      .container { width: calc(100% - 32px); }
      .brand { font-size: 15px; gap: 8px; }
      .brand-mark { width: 33px; height: 33px; font-size: 11px; }
      .nav-search { display: none; }
      .nav-links { left: -16px; right: -16px; }
      h1 { font-size: 34px; }
      .hero-copy p { font-size: 14px; }
      .hero-actions { gap: 9px; }
      .button-main, .button-quiet { min-height: 44px; padding-inline: 14px; font-size: 12px; }
      .portal-panel { padding: 16px; }
      .portal-link { min-height: 82px; padding: 11px; }
      main section { padding: 45px 0; }
      .section-head { margin-bottom: 22px; }
      .section-head h2 { font-size: 24px; }
      .feature-grid, .time-list, .standards-grid, .compare-list { grid-template-columns: 1fr; }
      .feature-item { min-height: 0; padding: 19px; }
      .collection-art { min-height: 255px; }
      .art-title { margin-top: 30px; font-size: 23px; }
      .news-row { grid-template-columns: 75px 1fr 14px; gap: 9px; }
      .news-row strong { font-size: 12px; }
      .rights-inner { grid-template-columns: 36px 1fr; gap: 11px; }
      .rights-symbol { width: 34px; height: 34px; }
      .final-inner { align-items: flex-start; flex-direction: column; }
      .final-inner h2 { font-size: 21px; }
      .footer-top, .footer-bottom { flex-direction: column; }
      .footer-links { gap: 12px 18px; }
    }
    @media (prefers-reduced-motion: reduce) {
      *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; }
    }

/* roulang page: category1 */
:root {
      --ink: #1c3028;
      --ink-soft: #4a5b52;
      --muted: #758078;
      --paper: #f7f8f3;
      --white: #fff;
      --green: #245b45;
      --green-deep: #173d32;
      --green-pale: #e8f0e9;
      --coral: #d5765e;
      --coral-pale: #f7e9e3;
      --yellow: #e6bd66;
      --line: #dfe5dc;
      --shadow: 0 14px 36px rgba(29, 55, 42, .08);
      --radius: 8px;
      --container: 1160px;
    }

    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; scroll-padding-top: 92px; }
    body {
      margin: 0;
      background: var(--paper);
      color: var(--ink);
      font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
      font-size: 16px;
      line-height: 1.75;
      -webkit-font-smoothing: antialiased;
    }
    a { color: inherit; text-decoration: none; transition: color .2s ease, background .2s ease, border-color .2s ease, transform .2s ease, box-shadow .2s ease; }
    img { display: block; max-width: 100%; }
    button, input { font: inherit; }
    button { cursor: pointer; }
    :focus-visible { outline: 3px solid rgba(213, 118, 94, .6); outline-offset: 3px; }
    .container { width: min(var(--container), calc(100% - 48px)); margin-inline: auto; }

    .site-header {
      position: sticky; top: 0; z-index: 20;
      background: rgba(247, 248, 243, .96);
      border-bottom: 1px solid rgba(28, 48, 40, .09);
      backdrop-filter: blur(14px);
    }
    .nav-shell { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
    .brand { display: inline-flex; align-items: center; gap: 11px; color: var(--green-deep); font-weight: 800; font-size: 18px; line-height: 1.25; }
    .brand-mark {
      width: 37px; height: 37px; display: grid; place-items: center;
      border-radius: 7px; background: var(--green); color: white; font-size: 13px; font-weight: 800;
      box-shadow: 0 5px 12px rgba(36, 91, 69, .18);
    }
    .nav-links { display: flex; align-items: center; gap: 8px; margin: 0; list-style: none; }
    .nav-links a { display: block; padding: 9px 14px; border-radius: 6px; color: var(--ink-soft); font-size: 14px; font-weight: 650; }
    .nav-links a:hover, .nav-links a:focus-visible { color: var(--green); background: var(--green-pale); }
    .nav-links a[aria-current="page"] { color: var(--green-deep); background: #e7eee7; }
    .nav-end { display: flex; align-items: center; gap: 12px; }
    .nav-search { position: relative; }
    .nav-search input {
      width: 184px; height: 41px; padding: 0 14px 0 36px; margin: 0;
      border: 1px solid var(--line); border-radius: 6px; background: #fff; color: var(--ink);
      font-size: 13px; box-shadow: none;
    }
    .nav-search input:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(36, 91, 69, .1); }
    .search-icon { position: absolute; left: 13px; top: 9px; color: var(--muted); font-size: 15px; pointer-events: none; }
    .menu-toggle {
      display: none; width: 42px; height: 42px; border: 1px solid var(--line); border-radius: 6px;
      color: var(--green-deep); background: white; font-size: 20px;
    }

    .hero { padding: 58px 0 48px; background: var(--green-deep); color: white; overflow: hidden; }
    .hero-grid { display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(310px, .88fr); align-items: center; gap: 56px; }
    .hero-copy { max-width: 670px; }
    .eyebrow { display: inline-flex; align-items: center; gap: 9px; color: #d9e7da; font-size: 13px; font-weight: 700; }
    .eyebrow::before { content: ""; width: 22px; height: 2px; background: var(--yellow); }
    .hero h1 { max-width: 680px; margin: 16px 0 15px; color: #fff; font-size: 45px; line-height: 1.22; font-weight: 800; }
    .hero-copy p { max-width: 650px; margin: 0; color: #d3e0d6; font-size: 16px; line-height: 1.95; }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 25px; }
    .button-main, .button-quiet {
      display: inline-flex; align-items: center; justify-content: center; gap: 9px;
      min-height: 47px; padding: 0 19px; border-radius: 6px; font-size: 14px; font-weight: 750;
    }
    .button-main { background: var(--yellow); color: #26372d; border: 1px solid var(--yellow); }
    .button-main:hover { background: #f0ca79; color: #1c3028; transform: translateY(-2px); box-shadow: 0 8px 18px rgba(0,0,0,.14); }
    .button-quiet { color: white; border: 1px solid rgba(255,255,255,.28); background: rgba(255,255,255,.06); }
    .button-quiet:hover { background: rgba(255,255,255,.14); color: white; border-color: rgba(255,255,255,.55); }
    .hero-note { margin-top: 18px; color: #aebfb3; font-size: 12px; }
    .hero-panel { padding: 25px; border: 1px solid rgba(255,255,255,.17); border-radius: var(--radius); background: rgba(255,255,255,.07); }
    .panel-top { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding-bottom: 18px; border-bottom: 1px solid rgba(255,255,255,.17); }
    .panel-top strong { color: #fff; font-size: 15px; }
    .panel-tag { padding: 5px 9px; border-radius: 4px; background: rgba(230,189,102,.16); color: var(--yellow); font-size: 11px; font-weight: 750; }
    .panel-list { margin: 4px 0 0; padding: 0; list-style: none; }
    .panel-list li { display: flex; align-items: flex-start; gap: 13px; padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,.12); }
    .panel-list li:last-child { border-bottom: 0; padding-bottom: 2px; }
    .panel-number { color: var(--yellow); font-size: 12px; font-weight: 800; min-width: 25px; padding-top: 1px; }
    .panel-list strong { display: block; color: #fff; font-size: 13px; }
    .panel-list span:last-child { display: block; margin-top: 2px; color: #bdcec2; font-size: 12px; line-height: 1.65; }

    main section { padding: 62px 0; }
    .section-head { max-width: 710px; margin-bottom: 28px; }
    .section-kicker { margin: 0 0 7px; color: var(--coral); font-size: 12px; font-weight: 800; }
    .section-head h2 { margin: 0; color: var(--ink); font-size: 29px; line-height: 1.38; font-weight: 800; }
    .section-head p { margin: 11px 0 0; color: var(--ink-soft); font-size: 14px; line-height: 1.9; }
    .section-head-row { display: flex; align-items: end; justify-content: space-between; gap: 24px; }
    .section-head-row .section-head { margin-bottom: 0; }
    .text-link { display: inline-flex; align-items: center; gap: 8px; color: var(--green); font-weight: 750; font-size: 13px; white-space: nowrap; }
    .text-link:hover { color: var(--coral); }

    .benefits-section { background: #fff; }
    .benefit-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
    .benefit {
      min-height: 180px; padding: 22px; border: 1px solid var(--line); border-radius: var(--radius);
      background: white; transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .benefit:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: #cbd9cc; }
    .benefit-mark { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 5px; background: var(--green-pale); color: var(--green); font-size: 12px; font-weight: 800; }
    .benefit h3 { margin: 15px 0 6px; font-size: 17px; line-height: 1.5; }
    .benefit p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.85; }

    .topics-section { background: var(--paper); }
    .topic-layout { display: grid; grid-template-columns: .72fr 1.28fr; gap: 44px; align-items: start; }
    .topic-aside { padding: 23px; border-left: 3px solid var(--coral); background: #fff; }
    .topic-aside .aside-label { color: var(--coral); font-size: 11px; font-weight: 800; }
    .topic-aside h3 { margin: 10px 0 8px; color: var(--ink); font-size: 21px; line-height: 1.45; }
    .topic-aside p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.85; }
    .topic-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; margin: 0; padding: 0; list-style: none; }
    .topic-list a {
      display: flex; min-height: 72px; align-items: center; justify-content: space-between; gap: 15px;
      padding: 15px 17px; border: 1px solid var(--line); border-radius: 6px; background: #fff;
      color: var(--ink); font-size: 14px; font-weight: 700;
    }
    .topic-list a:hover { border-color: #b8cabb; background: var(--green-pale); color: var(--green-deep); transform: translateY(-2px); }
    .topic-list a span:last-child { color: var(--coral); font-size: 17px; }

    .standards-section { background: var(--green-deep); color: #fff; }
    .standards-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 56px; align-items: center; }
    .standards-section .section-kicker { color: var(--yellow); }
    .standards-section .section-head h2 { color: #fff; }
    .standards-section .section-head p { color: #c5d4c9; }
    .standards-list { display: grid; grid-template-columns: 1fr 1fr; gap: 0 24px; margin: 0; padding: 0; list-style: none; }
    .standards-list li { display: flex; gap: 13px; padding: 17px 0; border-bottom: 1px solid rgba(255,255,255,.18); }
    .check-mark { flex: 0 0 24px; width: 24px; height: 24px; display: grid; place-items: center; border-radius: 50%; background: rgba(230,189,102,.16); color: var(--yellow); font-size: 12px; font-weight: 800; }
    .standards-list strong { display: block; color: #fff; font-size: 14px; }
    .standards-list span:last-child { display: block; margin-top: 4px; color: #b9cbbf; font-size: 12px; line-height: 1.7; }

    .format-section { background: #eff2eb; }
    .format-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 38px; align-items: center; }
    .format-visual { min-height: 284px; position: relative; overflow: hidden; padding: 25px; border-radius: var(--radius); background: #dce8dc; }
    .format-visual::before { content: ""; position: absolute; width: 220px; height: 220px; right: -48px; top: -68px; border: 1px solid rgba(36,91,69,.22); border-radius: 50%; }
    .format-visual::after { content: ""; position: absolute; width: 150px; height: 150px; right: 5px; top: -28px; border: 1px solid rgba(213,118,94,.4); border-radius: 50%; }
    .format-window { position: relative; z-index: 1; width: min(100%, 390px); padding: 19px 20px; border: 1px solid rgba(28,48,40,.13); border-radius: 6px; background: #fff; box-shadow: var(--shadow); }
    .format-window-top { display: flex; justify-content: space-between; padding-bottom: 12px; border-bottom: 1px solid var(--line); color: var(--muted); font-size: 11px; }
    .subtitle-line { margin-top: 13px; padding: 9px 11px; border-left: 2px solid var(--coral); background: #faf8f4; color: var(--ink-soft); font-size: 12px; line-height: 1.6; }
    .subtitle-line.active-line { border-left-color: var(--green); background: var(--green-pale); color: var(--green-deep); }
    .format-visual-caption { position: absolute; right: 22px; bottom: 20px; color: var(--green-deep); font-size: 11px; font-weight: 750; }
    .format-copy h2 { margin: 0 0 12px; color: var(--ink); font-size: 27px; line-height: 1.4; }
    .format-copy > p { margin: 0; color: var(--ink-soft); font-size: 14px; line-height: 1.9; }
    .format-points { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 18px; margin: 20px 0 0; padding: 0; list-style: none; }
    .format-points li { display: flex; gap: 9px; color: var(--ink-soft); font-size: 13px; }
    .format-points li::before { content: "＋"; color: var(--coral); font-weight: 800; }

    .evidence-section { background: white; }
    .evidence-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 42px; align-items: start; }
    .evidence-intro { padding-top: 7px; }
    .evidence-intro h2 { margin: 0 0 12px; font-size: 28px; line-height: 1.4; }
    .evidence-intro p { margin: 0; color: var(--ink-soft); font-size: 14px; line-height: 1.9; }
    .evidence-points { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
    .evidence-point { padding: 17px; border-top: 2px solid var(--green); background: var(--paper); }
    .evidence-point:nth-child(2) { border-top-color: var(--coral); }
    .evidence-point:nth-child(3) { border-top-color: var(--yellow); }
    .evidence-point:nth-child(4) { border-top-color: #789887; }
    .evidence-point strong { display: block; font-size: 14px; }
    .evidence-point span { display: block; margin-top: 5px; color: var(--muted); font-size: 12px; line-height: 1.7; }

    .updates-section { background: var(--paper); }
    .update-list { border-top: 1px solid var(--line); }
    .update-item { display: grid; grid-template-columns: 150px minmax(0, 1fr) 28px; gap: 22px; align-items: center; padding: 19px 0; border-bottom: 1px solid var(--line); }
    .update-category { width: fit-content; padding: 4px 9px; border-radius: 4px; background: var(--coral-pale); color: #a25340; font-size: 11px; font-weight: 750; }
    .update-item h3 { margin: 0; color: var(--ink); font-size: 16px; line-height: 1.5; }
    .update-item p { margin: 4px 0 0; color: var(--muted); font-size: 12px; line-height: 1.7; }
    .update-arrow { color: var(--green); font-size: 18px; text-align: right; }
    .update-item:hover h3 { color: var(--green); }

    .rights-section { background: #fff; }
    .rights-layout { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 32px; align-items: center; padding: 27px 30px; border: 1px solid var(--line); border-radius: var(--radius); }
    .rights-copy { display: flex; align-items: flex-start; gap: 17px; }
    .rights-icon { flex: 0 0 39px; width: 39px; height: 39px; display: grid; place-items: center; border-radius: 6px; background: var(--coral-pale); color: #a25340; font-size: 16px; font-weight: 800; }
    .rights-copy h2 { margin: 0 0 5px; font-size: 17px; }
    .rights-copy p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.8; }
    .rights-stamp { padding: 9px 12px; border: 1px solid var(--line); border-radius: 5px; color: var(--green); font-size: 12px; font-weight: 750; white-space: nowrap; }

    .cta-section { padding: 46px 0; background: #e8f0e9; }
    .cta-layout { display: flex; align-items: center; justify-content: space-between; gap: 28px; }
    .cta-layout h2 { margin: 0; font-size: 23px; line-height: 1.4; }
    .cta-layout p { margin: 6px 0 0; color: var(--ink-soft); font-size: 13px; }
    .cta-layout .button-main { flex: 0 0 auto; background: var(--green); color: #fff; border-color: var(--green); }
    .cta-layout .button-main:hover { background: var(--green-deep); color: #fff; }

    .site-footer { padding: 42px 0 20px; background: #173d32; color: #fff; }
    .footer-top { display: flex; justify-content: space-between; gap: 48px; padding-bottom: 29px; border-bottom: 1px solid rgba(255,255,255,.18); }
    .footer-brand { max-width: 440px; }
    .footer-brand .brand { color: #fff; }
    .footer-brand .brand-mark { background: var(--yellow); color: var(--green-deep); box-shadow: none; }
    .footer-brand p { margin: 14px 0 0; color: #bdcec2; font-size: 13px; line-height: 1.85; }
    .footer-links { display: flex; flex-wrap: wrap; align-content: flex-start; gap: 9px 22px; padding-top: 8px; }
    .footer-links a { color: #d5e0d8; font-size: 13px; }
    .footer-links a:hover { color: var(--yellow); }
    .footer-bottom { display: flex; justify-content: space-between; gap: 20px; padding-top: 17px; color: #a9bdb0; font-size: 11px; }

    @media (max-width: 1024px) {
      .nav-end { display: none; }
      .hero-grid { gap: 34px; grid-template-columns: minmax(0, 1.1fr) minmax(285px, .9fr); }
      .topic-layout, .standards-layout { gap: 30px; }
      .evidence-layout { gap: 28px; }
    }
    @media (max-width: 767px) {
      .container { width: min(var(--container), calc(100% - 36px)); }
      .nav-shell { min-height: 68px; position: relative; }
      .brand { font-size: 16px; }
      .brand-mark { width: 35px; height: 35px; }
      .menu-toggle { display: inline-grid; place-items: center; }
      .nav-links {
        display: none; position: absolute; left: 0; right: 0; top: calc(100% + 1px);
        padding: 9px; border: 1px solid var(--line); border-top: 0; border-radius: 0 0 6px 6px;
        background: var(--paper); box-shadow: 0 12px 20px rgba(29,55,42,.09);
      }
      .nav-links.is-open { display: grid; gap: 3px; }
      .nav-links a { padding: 11px 12px; }
      .hero { padding: 43px 0 38px; }
      .hero-grid { grid-template-columns: 1fr; gap: 28px; }
      .hero h1 { font-size: 35px; }
      .hero-panel { padding: 20px; }
      main section { padding: 48px 0; }
      .section-head h2 { font-size: 25px; }
      .section-head-row { align-items: flex-start; flex-direction: column; gap: 14px; }
      .benefit-grid { grid-template-columns: 1fr; }
      .benefit { min-height: 0; }
      .topic-layout, .standards-layout, .format-layout, .evidence-layout { grid-template-columns: 1fr; gap: 26px; }
      .topic-list { grid-template-columns: 1fr 1fr; }
      .standards-list { gap: 0 14px; }
      .format-visual { min-height: 255px; }
      .update-item { grid-template-columns: 110px minmax(0, 1fr) 20px; gap: 13px; }
      .rights-layout { grid-template-columns: 1fr; gap: 18px; padding: 22px; }
      .rights-stamp { justify-self: start; margin-left: 56px; }
      .footer-top { flex-direction: column; gap: 20px; }
      .footer-bottom { flex-direction: column; gap: 5px; }
    }
    @media (max-width: 520px) {
      .container { width: calc(100% - 32px); }
      .brand { gap: 8px; font-size: 14px; }
      .hero h1 { font-size: 31px; }
      .hero-copy p { font-size: 14px; }
      .hero-actions { gap: 9px; }
      .button-main, .button-quiet { min-height: 44px; padding-inline: 14px; font-size: 13px; }
      .panel-top { align-items: flex-start; }
      .topic-list, .standards-list, .format-points, .evidence-points { grid-template-columns: 1fr; }
      .topic-aside { padding: 19px; }
      .format-visual { min-height: 245px; padding: 17px; }
      .format-visual-caption { right: 16px; bottom: 12px; }
      .update-item { grid-template-columns: 1fr 20px; gap: 7px 10px; padding: 16px 0; }
      .update-category { grid-column: 1; }
      .update-item > div:nth-child(2) { grid-column: 1; }
      .update-arrow { grid-column: 2; grid-row: 1 / span 2; }
      .rights-copy { gap: 12px; }
      .rights-stamp { margin-left: 51px; white-space: normal; }
      .cta-layout { align-items: flex-start; flex-direction: column; }
      .cta-layout h2 { font-size: 20px; }
      .footer-links { gap: 10px 17px; }
      .footer-bottom { font-size: 10px; }
    }
    @media (prefers-reduced-motion: reduce) {
      *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; }
    }