/* roulang page: index */
:root {
      --ink: #202522;
      --muted: #68736d;
      --soft: #eef2ef;
      --paper: #f7f8f7;
      --white: #fff;
      --line: #e2e8e3;
      --green: #0e755d;
      --green-dark: #084f41;
      --lime: #d8f078;
      --coral: #ef8068;
      --yellow: #f4d77a;
      --radius: 22px;
      --radius-sm: 13px;
      --shadow: 0 18px 50px rgba(28, 50, 39, .09);
      --container: 1160px;
    }
    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      color: var(--ink);
      background: var(--paper);
      font-family: "DM Sans", "Noto Sans SC", sans-serif;
      font-size: 15px;
      line-height: 1.75;
      -webkit-font-smoothing: antialiased;
    }
    img { display: block; max-width: 100%; }
    a { color: inherit; text-decoration: none; }
    button, input { font: inherit; }
    button, a { -webkit-tap-highlight-color: transparent; }
    a:focus-visible, button:focus-visible { outline: 3px solid var(--coral); outline-offset: 4px; }
    .container { width: min(var(--container), calc(100% - 48px)); margin-inline: auto; }
    .site-header {
      position: sticky; top: 0; z-index: 30;
      background: rgba(247, 248, 247, .92);
      border-bottom: 1px solid rgba(226, 232, 227, .85);
      backdrop-filter: blur(16px);
    }
    .nav { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
    .brand { display: inline-flex; align-items: center; gap: 11px; min-width: 0; font-weight: 800; font-size: 17px; letter-spacing: 0; }
    .brand-mark {
      width: 34px; height: 34px; display: grid; place-items: center; flex: 0 0 auto;
      border-radius: 12px 12px 12px 4px; color: var(--green-dark); background: var(--lime);
      font-size: 15px; font-weight: 800;
    }
    .nav-links { display: flex; align-items: center; gap: 8px; margin: 0 auto; padding: 0; list-style: none; }
    .nav-links a { display: inline-flex; align-items: center; min-height: 42px; padding: 0 15px; border-radius: 999px; color: var(--muted); font-size: 14px; font-weight: 600; transition: color .2s, background .2s; }
    .nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--green-dark); background: #e9f1eb; }
    .nav-action, .button {
      display: inline-flex; justify-content: center; align-items: center; gap: 9px;
      min-height: 46px; padding: 0 20px; border: 1px solid transparent; border-radius: 999px;
      color: #fff; background: var(--green); font-size: 14px; font-weight: 700;
      transition: transform .2s, background .2s, box-shadow .2s;
    }
    .nav-action:hover, .button:hover { background: var(--green-dark); transform: translateY(-2px); box-shadow: 0 10px 24px rgba(14,117,93,.2); }
    .menu-toggle { display: none; width: 42px; height: 42px; border: 1px solid var(--line); border-radius: 50%; background: var(--white); color: var(--ink); cursor: pointer; }
    .hero {
      position: relative; min-height: 558px; overflow: hidden; display: flex; align-items: end;
      color: #fff; background: #29483e;
      isolation: isolate;
    }
    .hero::before {
      content: ""; position: absolute; inset: 0; z-index: -2;
      background: linear-gradient(90deg, rgba(10,31,24,.78) 0%, rgba(10,31,24,.48) 48%, rgba(10,31,24,.13) 100%),
        url("https://images.unsplash.com/photo-1524504388940-b1c1722653e1?auto=format&fit=crop&w=2000&q=88") center 42% / cover no-repeat;
      transform: scale(1.015);
    }
    .hero::after {
      content: ""; position: absolute; z-index: -1; inset: auto -4% -100px -4%; height: 170px;
      background: var(--paper); transform: rotate(-3deg);
    }
    .hero-inner { width: min(var(--container), calc(100% - 48px)); margin: 0 auto; padding: 80px 0 105px; }
    .creator-row { display: flex; align-items: center; gap: 16px; margin-bottom: 24px; }
    .creator-avatar { width: 62px; height: 62px; object-fit: cover; border: 3px solid rgba(255,255,255,.85); border-radius: 50%; }
    .creator-name { margin: 0; font-size: 14px; font-weight: 700; }
    .creator-note { margin: 2px 0 0; color: rgba(255,255,255,.76); font-size: 12px; }
    .hero h1 { max-width: 700px; margin: 0 0 16px; font-size: clamp(36px, 5vw, 62px); line-height: 1.17; letter-spacing: 0; font-weight: 800; }
    .hero-copy { max-width: 700px; margin: 0; color: rgba(255,255,255,.87); font-size: 16px; line-height: 1.9; }
    .hero-bottom { display: flex; align-items: center; justify-content: space-between; gap: 24px; margin-top: 30px; }
    .hero-badges { display: flex; flex-wrap: wrap; gap: 9px; }
    .badge { display: inline-flex; align-items: center; min-height: 30px; padding: 0 12px; border: 1px solid rgba(255,255,255,.33); border-radius: 999px; color: #fff; background: rgba(255,255,255,.13); font-size: 12px; font-weight: 600; backdrop-filter: blur(6px); }
    .button-light { color: var(--green-dark); background: var(--lime); }
    .button-light:hover { color: var(--green-dark); background: #e5f7a0; box-shadow: 0 10px 24px rgba(0,0,0,.15); }
    main { overflow: hidden; }
    .section { padding: 76px 0; }
    .section-tight { padding: 56px 0; }
    .section-band { background: #edf3ef; }
    .section-dark { color: #fff; background: var(--green-dark); }
    .section-head { max-width: 690px; margin-bottom: 34px; }
    .eyebrow { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 12px; color: var(--green); font-size: 12px; font-weight: 800; text-transform: uppercase; }
    .eyebrow::before { content: ""; width: 19px; height: 2px; background: var(--coral); }
    .section-dark .eyebrow { color: var(--lime); }
    h2 { margin: 0; font-size: clamp(27px, 3vw, 38px); line-height: 1.25; letter-spacing: 0; }
    .section-intro { margin: 13px 0 0; color: var(--muted); font-size: 15px; }
    .section-dark .section-intro { color: rgba(255,255,255,.73); }
    .pain-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 36px; align-items: center; }
    .pain-copy { max-width: 600px; color: var(--muted); font-size: 16px; }
    .pain-copy p { margin: 0 0 14px; }
    .quote-panel { padding: 28px; border-left: 4px solid var(--coral); border-radius: 0 var(--radius-sm) var(--radius-sm) 0; background: #fff; box-shadow: var(--shadow); }
    .quote-panel blockquote { margin: 0; font-size: 20px; line-height: 1.6; font-weight: 700; }
    .quote-panel cite { display: block; margin-top: 12px; color: var(--muted); font-size: 12px; font-style: normal; }
    .feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
    .feature-card { min-height: 208px; padding: 24px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--white); transition: transform .2s, box-shadow .2s; }
    .feature-card:hover, .story-card:hover, .article-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
    .icon-box { width: 42px; height: 42px; display: grid; place-items: center; margin-bottom: 18px; border-radius: 14px; color: var(--green-dark); background: #e9f1eb; font-size: 20px; font-weight: 700; }
    .feature-card h3, .story-card h3, .article-card h3 { margin: 0 0 8px; font-size: 17px; line-height: 1.45; }
    .feature-card p, .story-card p, .article-card p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.75; }
    .matrix { display: grid; grid-template-columns: 1.2fr .8fr; gap: 22px; }
    .matrix-feature { min-height: 316px; position: relative; display: flex; align-items: end; overflow: hidden; border-radius: var(--radius); color: #fff; background: #526a5d; }
    .matrix-feature img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
    .matrix-feature::after { content: ""; position: absolute; inset: 35% 0 0; background: linear-gradient(transparent, rgba(13,34,27,.83)); }
    .matrix-feature-content { position: relative; z-index: 1; padding: 26px; }
    .matrix-feature h3 { margin: 0 0 8px; font-size: 24px; }
    .matrix-feature p { max-width: 480px; margin: 0; color: rgba(255,255,255,.85); }
    .matrix-side { display: grid; gap: 12px; }
    .topic-link { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 19px 20px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: #fff; transition: border-color .2s, transform .2s; }
    .topic-link:hover { border-color: var(--green); transform: translateX(3px); }
    .topic-link strong { display: block; font-size: 15px; }
    .topic-link span { display: block; margin-top: 4px; color: var(--muted); font-size: 12px; }
    .arrow { color: var(--green); font-size: 20px; }
    .steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; counter-reset: step; }
    .step { position: relative; padding: 4px 24px 10px 0; }
    .step:not(:last-child)::after { content: ""; position: absolute; top: 21px; left: 45px; right: 12px; height: 1px; background: rgba(255,255,255,.27); }
    .step-number { position: relative; z-index: 1; width: 42px; height: 42px; display: grid; place-items: center; margin-bottom: 19px; border: 1px solid rgba(255,255,255,.4); border-radius: 50%; color: var(--lime); background: var(--green-dark); font-weight: 800; }
    .step h3 { margin: 0 0 7px; font-size: 16px; }
    .step p { margin: 0; color: rgba(255,255,255,.7); font-size: 13px; }
    .metric-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
    .metric { padding: 22px 24px; border-radius: var(--radius-sm); background: #f4f6f4; }
    .metric strong { display: block; color: var(--green-dark); font-size: 28px; line-height: 1.2; }
    .metric span { display: block; margin-top: 7px; color: var(--muted); font-size: 12px; }
    .story-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
    .story-card { padding: 24px; border: 1px solid rgba(255,255,255,.15); border-radius: var(--radius-sm); background: rgba(255,255,255,.08); transition: transform .2s, box-shadow .2s; }
    .story-card .story-tag { display: inline-block; margin-bottom: 14px; color: var(--lime); font-size: 11px; font-weight: 700; }
    .story-card h3 { color: #fff; }
    .story-card p { color: rgba(255,255,255,.72); }
    .story-card cite { display: block; margin-top: 16px; color: rgba(255,255,255,.55); font-size: 12px; font-style: normal; }
    .audience-layout { display: grid; grid-template-columns: .9fr 1.1fr; gap: 54px; align-items: start; }
    .audience-list { display: grid; gap: 0; border-top: 1px solid var(--line); }
    .audience-item { display: grid; grid-template-columns: 52px 1fr; gap: 15px; padding: 18px 0; border-bottom: 1px solid var(--line); }
    .audience-item b { color: var(--coral); font-size: 14px; }
    .audience-item h3 { margin: 0 0 4px; font-size: 15px; }
    .audience-item p { margin: 0; color: var(--muted); font-size: 13px; }
    .editorial { display: grid; grid-template-columns: .8fr 1.2fr; gap: 32px; align-items: stretch; }
    .editorial-image { min-height: 360px; overflow: hidden; border-radius: var(--radius); }
    .editorial-image img { width: 100%; height: 100%; object-fit: cover; }
    .article-list { display: grid; align-content: center; }
    .article-card { display: grid; grid-template-columns: 52px 1fr auto; align-items: start; gap: 15px; padding: 19px 0; border-bottom: 1px solid var(--line); transition: transform .2s; }
    .article-card:first-child { border-top: 1px solid var(--line); }
    .article-index { color: var(--coral); font-size: 12px; font-weight: 800; }
    .article-card h3 { margin-bottom: 4px; font-size: 15px; }
    .article-card p { font-size: 12px; }
    .article-meta { color: var(--muted); font-size: 11px; white-space: nowrap; }
    .trust-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
    .trust-points { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .trust-point { padding: 18px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: #fff; }
    .trust-point strong { display: block; margin-bottom: 5px; font-size: 14px; }
    .trust-point span { color: var(--muted); font-size: 12px; }
    .timeline { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); }
    .timeline-item { position: relative; padding: 22px 24px 0 0; }
    .timeline-item::before { content: ""; position: absolute; top: -5px; width: 9px; height: 9px; border-radius: 50%; background: var(--coral); box-shadow: 0 0 0 5px var(--paper); }
    .timeline-item strong { display: block; margin-bottom: 7px; font-size: 15px; }
    .timeline-item p { margin: 0; color: var(--muted); font-size: 12px; }
    .closing {
      padding: 48px; display: flex; align-items: center; justify-content: space-between; gap: 30px;
      border-radius: var(--radius); color: var(--green-dark); background: var(--lime);
    }
    .closing h2 { max-width: 620px; font-size: 30px; }
    .closing p { max-width: 640px; margin: 10px 0 0; color: #416354; font-size: 14px; }
    .closing .button { flex: 0 0 auto; color: #fff; background: var(--green-dark); }
    .closing .button:hover { background: #153c33; }
    .site-footer { padding: 52px 0 26px; color: rgba(255,255,255,.76); background: #17382f; }
    .footer-main { display: grid; grid-template-columns: 1.4fr .7fr .9fr; gap: 50px; padding-bottom: 35px; }
    .footer-brand { color: #fff; }
    .footer-desc { max-width: 390px; margin: 14px 0 0; color: rgba(255,255,255,.62); font-size: 13px; }
    .footer-title { margin: 0 0 14px; color: #fff; font-size: 13px; }
    .footer-links { display: grid; gap: 9px; }
    .footer-links a { width: fit-content; color: rgba(255,255,255,.65); font-size: 12px; transition: color .2s; }
    .footer-links a:hover { color: var(--lime); }
    .footer-bottom { display: flex; justify-content: space-between; gap: 20px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.15); color: rgba(255,255,255,.47); font-size: 11px; }
    @media (max-width: 1024px) {
      .container { width: min(var(--container), calc(100% - 40px)); }
      .hero-inner { width: calc(100% - 40px); }
      .nav { gap: 14px; }
      .feature-grid { grid-template-columns: repeat(2, 1fr); }
      .matrix { grid-template-columns: 1fr 1fr; }
      .pain-grid, .trust-layout { gap: 26px; }
    }
    @media (max-width: 768px) {
      .nav { min-height: 68px; }
      .brand { font-size: 15px; }
      .nav-action { display: none; }
      .menu-toggle { display: grid; place-items: center; flex: 0 0 auto; }
      .nav-links {
        display: none; position: absolute; top: calc(100% + 1px); left: 0; right: 0;
        padding: 10px 20px 17px; border-bottom: 1px solid var(--line); background: var(--paper);
      }
      .nav-links.is-open { display: grid; gap: 3px; }
      .nav-links a { width: 100%; }
      .hero { min-height: 590px; }
      .hero::before { background-position: 57% center; }
      .hero-inner { padding: 75px 0 112px; }
      .hero-bottom { align-items: flex-start; flex-direction: column; }
      .section { padding: 62px 0; }
      .pain-grid, .audience-layout, .editorial, .trust-layout { grid-template-columns: 1fr; }
      .pain-grid { gap: 20px; }
      .matrix { grid-template-columns: 1fr; }
      .matrix-feature { min-height: 280px; }
      .steps { grid-template-columns: repeat(2, 1fr); row-gap: 28px; }
      .step:nth-child(2)::after { display: none; }
      .story-grid { grid-template-columns: 1fr; }
      .editorial-image { min-height: 280px; max-height: 360px; }
      .footer-main { grid-template-columns: 1fr 1fr; gap: 34px; }
      .footer-main > :first-child { grid-column: 1 / -1; }
    }
    @media (max-width: 520px) {
      .container, .hero-inner { width: calc(100% - 32px); }
      .brand { max-width: calc(100% - 56px); font-size: 13px; }
      .brand-mark { width: 31px; height: 31px; }
      .hero { min-height: 650px; }
      .hero-inner { padding: 66px 0 112px; }
      .hero h1 { font-size: 38px; }
      .hero-copy { font-size: 14px; }
      .hero-bottom { margin-top: 24px; }
      .section { padding: 52px 0; }
      .section-head { margin-bottom: 25px; }
      .feature-grid { grid-template-columns: 1fr; }
      .feature-card { min-height: 0; }
      .steps { grid-template-columns: 1fr; gap: 22px; }
      .step { display: grid; grid-template-columns: 42px 1fr; column-gap: 14px; padding: 0; }
      .step:not(:last-child)::after { display: none; }
      .step-number { grid-row: span 2; margin: 0; }
      .step h3 { align-self: end; }
      .metric-row { grid-template-columns: 1fr; }
      .trust-points { grid-template-columns: 1fr 1fr; }
      .article-card { grid-template-columns: 34px 1fr; gap: 10px; }
      .article-meta { grid-column: 2; }
      .timeline { grid-template-columns: 1fr; border-top: 0; border-left: 1px solid var(--line); margin-left: 5px; }
      .timeline-item { padding: 0 0 22px 22px; }
      .timeline-item::before { top: 5px; left: -5px; box-shadow: 0 0 0 5px var(--paper); }
      .closing { align-items: flex-start; flex-direction: column; padding: 28px 22px; }
      .closing h2 { font-size: 25px; }
      .footer-main { grid-template-columns: 1fr 1fr; gap: 25px 16px; }
      .footer-bottom { flex-direction: column; gap: 7px; }
    }
    @media (prefers-reduced-motion: reduce) {
      *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; }
    }

/* roulang page: category1 */
:root {
      --ink: #202522;
      --muted: #68736d;
      --soft: #eef2ef;
      --paper: #f7f8f7;
      --white: #fff;
      --line: #e2e8e3;
      --green: #0e755d;
      --green-dark: #084f41;
      --lime: #d8f078;
      --coral: #ef8068;
      --yellow: #f4d77a;
      --radius: 22px;
      --radius-sm: 13px;
      --shadow: 0 18px 50px rgba(28, 50, 39, .09);
      --container: 1160px;
    }

    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; scroll-padding-top: 96px; }
    body {
      margin: 0;
      color: var(--ink);
      background: var(--paper);
      font-family: "DM Sans", "Noto Sans SC", sans-serif;
      font-size: 15px;
      line-height: 1.75;
      -webkit-font-smoothing: antialiased;
    }
    img { display: block; max-width: 100%; }
    a { color: inherit; text-decoration: none; }
    button, input { font: inherit; }
    button, a { -webkit-tap-highlight-color: transparent; }
    a:focus-visible, button:focus-visible { outline: 3px solid var(--coral); outline-offset: 4px; }
    .container { width: min(var(--container), calc(100% - 48px)); margin-inline: auto; }
    .site-header {
      position: sticky; top: 0; z-index: 30;
      background: rgba(247, 248, 247, .92);
      border-bottom: 1px solid rgba(226, 232, 227, .85);
      backdrop-filter: blur(16px);
    }
    .nav { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
    .brand { display: inline-flex; align-items: center; gap: 11px; min-width: 0; font-weight: 800; font-size: 17px; }
    .brand-mark {
      width: 34px; height: 34px; display: grid; place-items: center; flex: 0 0 auto;
      border-radius: 12px 12px 12px 4px; color: var(--green-dark); background: var(--lime);
      font-size: 15px; font-weight: 800;
    }
    .nav-links { display: flex; align-items: center; gap: 8px; margin: 0 auto; padding: 0; list-style: none; }
    .nav-links a { display: inline-flex; align-items: center; min-height: 42px; padding: 0 15px; border-radius: 999px; color: var(--muted); font-size: 14px; font-weight: 600; transition: color .2s, background .2s; }
    .nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--green-dark); background: #e9f1eb; }
    .nav-action, .button {
      display: inline-flex; justify-content: center; align-items: center; gap: 9px;
      min-height: 46px; padding: 0 20px; border: 1px solid transparent; border-radius: 999px;
      color: #fff; background: var(--green); font-size: 14px; font-weight: 700;
      transition: transform .2s, background .2s, box-shadow .2s;
    }
    .nav-action:hover, .button:hover { background: var(--green-dark); transform: translateY(-2px); box-shadow: 0 10px 24px rgba(14,117,93,.2); }
    .menu-toggle { display: none; width: 42px; height: 42px; border: 1px solid var(--line); border-radius: 50%; background: var(--white); color: var(--ink); cursor: pointer; }
    main { overflow: hidden; }
    .hero {
      position: relative; isolation: isolate; overflow: hidden;
      padding: 58px 0 68px;
      background:
        radial-gradient(ellipse at 80% 15%, rgba(216,240,120,.55), transparent 35%),
        linear-gradient(135deg, #e9f1eb 0%, #f7f8f7 52%, #f8ece7 100%);
    }
    .hero-grid { display: grid; grid-template-columns: 1.08fr .92fr; align-items: center; gap: 52px; }
    .hero-copy { position: relative; z-index: 2; }
    .eyebrow { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 14px; color: var(--green); font-size: 12px; font-weight: 800; }
    .eyebrow::before { content: ""; width: 19px; height: 2px; background: var(--coral); }
    .hero h1 { max-width: 680px; margin: 0 0 18px; font-size: clamp(36px, 5vw, 58px); line-height: 1.2; font-weight: 800; }
    .hero-copy p { max-width: 630px; margin: 0; color: #4f5e56; font-size: 16px; line-height: 1.9; }
    .hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-top: 27px; }
    .button-outline { color: var(--green-dark); background: rgba(255,255,255,.65); border-color: rgba(14,117,93,.2); }
    .button-outline:hover { color: #fff; }
    .hero-note { margin-top: 19px !important; color: var(--muted) !important; font-size: 12px !important; }
    .stack-scene { min-height: 380px; position: relative; display: grid; place-items: center; }
    .stack-card { position: absolute; overflow: hidden; border: 7px solid rgba(255,255,255,.83); border-radius: 26px; box-shadow: var(--shadow); }
    .stack-card img { width: 100%; height: 100%; object-fit: cover; }
    .stack-card::after { content: ""; position: absolute; inset: 42% 0 0; background: linear-gradient(transparent, rgba(11,39,29,.76)); }
    .stack-main { z-index: 2; width: 58%; height: 330px; transform: rotate(-2deg); }
    .stack-left { z-index: 1; width: 43%; height: 265px; left: 0; top: 50px; transform: rotate(-9deg); }
    .stack-right { z-index: 1; width: 43%; height: 265px; right: 0; top: 75px; transform: rotate(8deg); }
    .stack-caption { position: absolute; z-index: 3; right: 18px; bottom: 18px; left: 18px; color: #fff; }
    .stack-caption strong { display: block; font-size: 18px; }
    .stack-caption span { font-size: 12px; color: rgba(255,255,255,.82); }
    .photo-credit { position: absolute; z-index: 4; right: 12px; bottom: 4px; color: var(--muted); font-size: 10px; }
    .section { padding: 72px 0; }
    .section-tight { padding: 52px 0; }
    .section-band { background: #edf3ef; }
    .section-dark { color: #fff; background: var(--green-dark); }
    .section-head { max-width: 720px; margin-bottom: 32px; }
    .section-head h2 { margin: 0; font-size: 30px; line-height: 1.35; }
    .section-intro { margin: 12px 0 0; color: var(--muted); font-size: 15px; }
    .section-dark .eyebrow { color: var(--lime); }
    .section-dark .section-intro { color: rgba(255,255,255,.73); }
    .pain-layout { display: grid; grid-template-columns: .92fr 1.08fr; gap: 48px; align-items: center; }
    .quote-panel { padding: 31px; border-radius: var(--radius); color: #fff; background: var(--green-dark); }
    .quote-panel blockquote { margin: 0; font-size: 23px; font-weight: 700; line-height: 1.55; }
    .quote-panel p { margin: 18px 0 0; color: rgba(255,255,255,.73); font-size: 13px; }
    .issue-list { display: grid; gap: 12px; margin: 0; padding: 0; list-style: none; }
    .issue-list li { display: flex; gap: 13px; align-items: flex-start; padding: 16px 18px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--white); }
    .list-dot { display: grid; place-items: center; width: 28px; height: 28px; flex: 0 0 auto; border-radius: 50%; color: var(--green-dark); background: var(--lime); font-size: 13px; font-weight: 800; }
    .issue-list strong { display: block; margin-bottom: 2px; font-size: 14px; }
    .issue-list span:last-child { color: var(--muted); font-size: 13px; }
    .principle-grid { display: grid; grid-template-columns: 1.1fr .9fr .9fr; gap: 16px; align-items: stretch; }
    .principle-card { min-height: 208px; padding: 24px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: #fff; transition: transform .2s, box-shadow .2s; }
    .principle-card:hover, .article-card:hover, .topic-item:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
    .principle-card.feature { color: #fff; background: var(--green); border-color: var(--green); }
    .principle-num { display: block; margin-bottom: 21px; color: var(--coral); font-size: 13px; font-weight: 800; }
    .principle-card.feature .principle-num { color: var(--lime); }
    .principle-card h3, .topic-item h3, .article-card h3 { margin: 0 0 8px; font-size: 17px; line-height: 1.45; }
    .principle-card p, .topic-item p, .article-card p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.75; }
    .principle-card.feature p { color: rgba(255,255,255,.8); }
    .split-section { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
    .editorial-image { position: relative; min-height: 390px; overflow: hidden; border-radius: var(--radius); background: #668173; }
    .editorial-image img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
    .editorial-image::after { content: ""; position: absolute; inset: 52% 0 0; background: linear-gradient(transparent, rgba(10,35,26,.6)); }
    .image-label { position: absolute; z-index: 1; right: 20px; bottom: 18px; left: 20px; color: #fff; font-size: 13px; font-weight: 700; }
    .text-stack h2 { margin: 0 0 15px; font-size: 30px; line-height: 1.4; }
    .text-stack > p { margin: 0 0 20px; color: var(--muted); }
    .check-list { display: grid; gap: 11px; margin: 0; padding: 0; list-style: none; }
    .check-list li { display: flex; align-items: flex-start; gap: 11px; color: #46534c; font-size: 14px; }
    .check { display: grid; place-items: center; width: 22px; height: 22px; flex: 0 0 auto; border-radius: 50%; color: var(--green-dark); background: var(--lime); font-size: 12px; font-weight: 800; }
    .method-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 13px; }
    .method-step { position: relative; padding: 22px 20px; border-top: 2px solid var(--green); background: rgba(255,255,255,.72); }
    .method-step .step-no { color: var(--coral); font-size: 12px; font-weight: 800; }
    .method-step h3 { margin: 8px 0 7px; font-size: 16px; }
    .method-step p { margin: 0; color: var(--muted); font-size: 13px; }
    .stat-band { display: grid; grid-template-columns: 1.15fr repeat(3, 1fr); align-items: center; gap: 22px; }
    .stat-lead h2 { margin: 0 0 8px; font-size: 27px; line-height: 1.4; }
    .stat-lead p { margin: 0; color: var(--muted); font-size: 13px; }
    .stat-item { padding: 7px 0 7px 20px; border-left: 1px solid #d6e0d8; }
    .stat-item strong { display: block; color: var(--green); font-size: 30px; line-height: 1.2; }
    .stat-item span { color: var(--muted); font-size: 12px; }
    .topic-layout { display: grid; grid-template-columns: .72fr 1.28fr; gap: 38px; align-items: start; }
    .topic-aside { position: sticky; top: 110px; padding: 27px; border-radius: var(--radius); background: var(--lime); }
    .topic-aside h2 { margin: 0 0 11px; font-size: 23px; line-height: 1.4; }
    .topic-aside p { margin: 0; color: #415144; font-size: 13px; }
    .topic-list { display: grid; grid-template-columns: 1fr 1fr; gap: 13px; }
    .topic-item { min-height: 170px; padding: 20px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: #fff; transition: transform .2s, box-shadow .2s; }
    .topic-item .tag { display: inline-flex; margin-bottom: 14px; padding: 4px 10px; border-radius: 999px; color: var(--green-dark); background: #e9f1eb; font-size: 11px; font-weight: 700; }
    .relationship-panel { display: grid; grid-template-columns: .9fr 1.1fr; gap: 44px; align-items: center; }
    .relationship-copy h2 { margin: 0 0 13px; font-size: 30px; line-height: 1.4; }
    .relationship-copy p { margin: 0; color: rgba(255,255,255,.76); }
    .boundary-list { display: grid; grid-template-columns: 1fr 1fr; gap: 11px; }
    .boundary-item { padding: 16px; border: 1px solid rgba(255,255,255,.16); border-radius: var(--radius-sm); background: rgba(255,255,255,.07); }
    .boundary-item strong { display: block; margin-bottom: 5px; color: var(--lime); font-size: 14px; }
    .boundary-item span { color: rgba(255,255,255,.74); font-size: 12px; }
    .story-grid { display: grid; grid-template-columns: 1.18fr .82fr; gap: 16px; }
    .story-card { min-height: 250px; padding: 28px; border-radius: var(--radius); background: #fff; border: 1px solid var(--line); transition: transform .2s, box-shadow .2s; }
    .story-card.dark { color: #fff; background: #304e42; border-color: #304e42; }
    .story-card blockquote { margin: 14px 0 18px; font-size: 20px; font-weight: 700; line-height: 1.55; }
    .story-card p { max-width: 620px; }
    .story-card.dark p { color: rgba(255,255,255,.76); }
    .story-byline { color: var(--green); font-size: 12px; font-weight: 700; }
    .story-card.dark .story-byline { color: var(--lime); }
    .audience-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 45px; align-items: center; }
    .audience-layout h2 { margin: 0; font-size: 30px; line-height: 1.4; }
    .audience-layout > p { margin: 0; color: var(--muted); }
    .audience-tags { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 10px; }
    .audience-tags span { padding: 9px 15px; border: 1px solid var(--line); border-radius: 999px; color: #46534c; background: #fff; font-size: 13px; font-weight: 600; }
    .article-layout { display: grid; grid-template-columns: .7fr 1.3fr; gap: 38px; align-items: start; }
    .article-heading h2 { margin: 0 0 12px; font-size: 29px; }
    .article-heading p { margin: 0; color: var(--muted); }
    .article-list { display: grid; gap: 0; border-top: 1px solid var(--line); }
    .article-card { display: grid; grid-template-columns: 48px 1fr auto; gap: 17px; align-items: center; padding: 19px 4px; border-bottom: 1px solid var(--line); transition: transform .2s, box-shadow .2s; }
    .article-index { color: var(--coral); font-size: 13px; font-weight: 800; }
    .article-card h3 { margin-bottom: 4px; }
    .article-card p { font-size: 12px; }
    .article-arrow { color: var(--green); font-size: 21px; }
    .health-note { display: grid; grid-template-columns: auto 1fr; gap: 16px; align-items: start; padding: 23px 26px; border: 1px solid #eadfae; border-radius: var(--radius-sm); background: #fff9e5; }
    .health-icon { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; color: #5d4c17; background: var(--yellow); font-weight: 800; }
    .health-note h3 { margin: 0 0 5px; font-size: 15px; }
    .health-note p { margin: 0; color: #726a50; font-size: 13px; }
    .closing { padding: 57px 0; color: #fff; background: linear-gradient(115deg, #0b5b49, #0e755d 62%, #277963); }
    .closing-inner { display: flex; justify-content: space-between; align-items: center; gap: 28px; }
    .closing h2 { margin: 0 0 8px; font-size: 27px; line-height: 1.4; }
    .closing p { max-width: 700px; margin: 0; color: rgba(255,255,255,.78); }
    .button-light { flex: 0 0 auto; color: var(--green-dark); background: var(--lime); }
    .button-light:hover { color: var(--green-dark); background: #e5f7a0; box-shadow: 0 10px 24px rgba(0,0,0,.15); }
    .site-footer { padding: 55px 0 20px; background: #eff3f0; }
    .footer-main { display: grid; grid-template-columns: 1.4fr .7fr .9fr; gap: 50px; padding-bottom: 37px; }
    .footer-brand { margin-bottom: 14px; }
    .footer-desc { max-width: 440px; margin: 0; color: var(--muted); font-size: 13px; }
    .footer-title { margin: 2px 0 13px; font-size: 14px; }
    .footer-links { display: grid; gap: 8px; }
    .footer-links a { width: fit-content; color: var(--muted); font-size: 13px; transition: color .2s; }
    .footer-links a:hover { color: var(--green); }
    .footer-bottom { display: flex; justify-content: space-between; gap: 20px; padding-top: 17px; border-top: 1px solid var(--line); color: var(--muted); font-size: 11px; }

    @media (max-width: 1024px) {
      .hero-grid { gap: 28px; }
      .stack-scene { min-height: 330px; }
      .stack-main { height: 290px; }
      .stack-left, .stack-right { height: 230px; }
      .pain-layout, .split-section { gap: 32px; }
      .stat-band { grid-template-columns: 1fr 1fr 1fr; }
      .stat-lead { grid-column: 1 / -1; }
      .topic-layout { grid-template-columns: .8fr 1.2fr; gap: 24px; }
    }
    @media (max-width: 768px) {
      .container { width: min(var(--container), calc(100% - 36px)); }
      .nav { min-height: 68px; gap: 12px; }
      .brand { font-size: 15px; }
      .nav-action { display: none; }
      .menu-toggle { display: grid; place-items: center; flex: 0 0 auto; }
      .nav-links {
        display: none; position: absolute; top: 68px; left: 0; right: 0; z-index: 5;
        padding: 12px 18px 17px; border-bottom: 1px solid var(--line);
        background: rgba(247,248,247,.98); box-shadow: 0 12px 22px rgba(28,50,39,.07);
      }
      .nav-links.is-open { display: grid; }
      .nav-links a { width: 100%; border-radius: 12px; }
      .hero { padding: 43px 0 48px; }
      .hero-grid { grid-template-columns: 1fr; gap: 16px; }
      .hero h1 { font-size: 42px; }
      .stack-scene { min-height: 300px; max-width: 550px; width: 100%; margin: 0 auto; }
      .stack-main { height: 255px; }
      .stack-left, .stack-right { height: 205px; }
      .section { padding: 58px 0; }
      .pain-layout, .split-section, .relationship-panel, .audience-layout, .article-layout { grid-template-columns: 1fr; }
      .principle-grid { grid-template-columns: 1fr 1fr; }
      .principle-card.feature { grid-column: 1 / -1; min-height: 170px; }
      .method-grid { grid-template-columns: 1fr 1fr; }
      .topic-layout { grid-template-columns: 1fr; }
      .topic-aside { position: static; }
      .story-grid { grid-template-columns: 1fr; }
      .audience-tags { grid-column: auto; }
      .footer-main { grid-template-columns: 1fr 1fr; gap: 28px; }
      .footer-main > div:first-child { grid-column: 1 / -1; }
    }
    @media (max-width: 520px) {
      .container { width: calc(100% - 32px); }
      .hero h1 { font-size: 36px; }
      .hero-copy p { font-size: 14px; }
      .hero-actions { align-items: stretch; }
      .hero-actions .button { min-height: 44px; }
      .stack-scene { min-height: 250px; }
      .stack-main { height: 218px; width: 61%; }
      .stack-left, .stack-right { width: 43%; height: 176px; }
      .stack-left { top: 36px; }
      .stack-right { top: 53px; }
      .stack-caption { right: 11px; bottom: 10px; left: 11px; }
      .stack-caption strong { font-size: 14px; }
      .stack-caption span { font-size: 10px; }
      .section { padding: 48px 0; }
      .section-head h2, .text-stack h2, .relationship-copy h2, .audience-layout h2 { font-size: 25px; }
      .principle-grid, .topic-list, .method-grid, .boundary-list { grid-template-columns: 1fr; }
      .principle-card.feature { grid-column: auto; }
      .quote-panel { padding: 24px; }
      .quote-panel blockquote { font-size: 19px; }
      .editorial-image { min-height: 280px; }
      .stat-band { grid-template-columns: 1fr 1fr; gap: 16px; }
      .stat-lead { grid-column: 1 / -1; }
      .stat-item { padding-left: 14px; }
      .stat-item strong { font-size: 25px; }
      .article-card { grid-template-columns: 30px 1fr auto; gap: 10px; }
      .article-card h3 { font-size: 15px; }
      .health-note { padding: 18px; }
      .closing-inner { align-items: flex-start; flex-direction: column; }
      .closing h2 { font-size: 24px; }
      .footer-main { grid-template-columns: 1fr; }
      .footer-main > div:first-child { grid-column: auto; }
      .footer-bottom { flex-direction: column; gap: 7px; }
    }
    @media (prefers-reduced-motion: reduce) {
      *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; }
    }