*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    :root {
      --sage: #6B7A5A;
      --sage-deep: #4C5940;
      --sage-light: #EFF2EA;
      --sage-mid: #CFD9BF;
      --gold: #B08A2E;
      --ink: #1D201A;
      --ink-mid: #454A3E;
      --ink-muted: #838A78;
      --surface: #FFFFFF;
      --surface-alt: #F9FAF6;
      --border: #E7EBDF;
      --border-strong: #CFD6C2;
      --radius: 8px;
    }
    html { font-size: 16px; scroll-behavior: smooth; }
    body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif; color: var(--ink); background: var(--surface); line-height: 1.7; -webkit-font-smoothing: antialiased; }
    .container { max-width: 900px; margin: 0 auto; padding: 0 1.5rem; }
    .section { padding: 3.5rem 0; }
    .section + .section { border-top: 1px solid var(--border); }

    .breadcrumb { background: var(--surface-alt); border-bottom: 1px solid var(--border); padding: 0.6rem 0; font-size: 0.78rem; color: var(--ink-muted); }
    .breadcrumb a { color: var(--ink-muted); text-decoration: none; }
    .breadcrumb a:hover { color: var(--sage); text-decoration: underline; }
    .breadcrumb span { margin: 0 0.4rem; }

    .hero { padding: 3rem 0 2.5rem; border-bottom: 1px solid var(--border); }
    .hero-eyebrow { display: inline-flex; align-items: center; gap: 0.4rem; font-size: 0.72rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--sage); background: var(--sage-light); border: 1px solid var(--sage-mid); padding: 0.28rem 0.75rem; border-radius: 99px; margin-bottom: 1.1rem; }
    .hero h1 { font-size: clamp(1.7rem, 4vw, 2.4rem); font-weight: 700; line-height: 1.2; letter-spacing: -0.025em; color: var(--ink); margin-bottom: 0.9rem; }
    .hero h1 em { font-style: normal; color: var(--sage); }
    .hero-sub { font-size: 1.02rem; color: var(--ink-mid); max-width: 670px; margin-bottom: 1.4rem; line-height: 1.75; }
    .hero-rating { display: flex; align-items: center; gap: 0.5rem; font-size: 0.84rem; color: var(--ink-mid); margin-bottom: 1.4rem; font-weight: 500; flex-wrap: wrap; }
    .hero-rating .stars { color: var(--gold); letter-spacing: 1px; }
    .trust-bar { display: flex; flex-wrap: wrap; gap: 0.5rem 1.4rem; font-size: 0.81rem; color: var(--ink-mid); margin-bottom: 2rem; }
    .trust-item { display: flex; align-items: center; gap: 0.35rem; }
    .trust-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--sage); flex-shrink: 0; }

    .btn-row { display: flex; flex-wrap: wrap; gap: 0.75rem; }
    .btn-primary { display: inline-block; background: var(--sage); color: #fff; font-weight: 600; font-size: 0.9rem; padding: 0.7rem 1.6rem; border-radius: var(--radius); text-decoration: none; transition: background 0.15s; }
    .btn-primary:hover { background: var(--sage-deep); }
    .btn-secondary { display: inline-block; background: transparent; color: var(--ink); font-weight: 500; font-size: 0.9rem; padding: 0.7rem 1.5rem; border-radius: var(--radius); border: 1.5px solid var(--border-strong); text-decoration: none; transition: border-color 0.15s; }
    .btn-secondary:hover { border-color: var(--ink-muted); }

    .product-top { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; align-items: start; }
    .product-img { width: 100%; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface-alt); aspect-ratio: 1 / 1; object-fit: contain; padding: 1rem; }

    .specs-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 1px; background: var(--border); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
    .spec-cell { background: var(--surface); padding: 1rem 1.2rem; }
    .spec-label { font-size: 0.7rem; font-weight: 600; letter-spacing: 0.09em; text-transform: uppercase; color: var(--ink-muted); margin-bottom: 0.3rem; }
    .spec-val { font-size: 0.92rem; font-weight: 600; color: var(--ink); }

    .section-heading { font-size: 1.4rem; font-weight: 700; letter-spacing: -0.015em; color: var(--ink); margin-bottom: 0.45rem; }
    .section-sub { font-size: 0.9rem; color: var(--ink-muted); margin-bottom: 1.75rem; }

    .prose p { font-size: 0.92rem; color: var(--ink-mid); line-height: 1.85; margin-bottom: 0.85rem; }
    .prose p:last-child { margin-bottom: 0; }
    .prose h3 { font-size: 1.02rem; font-weight: 700; color: var(--ink); margin: 1.4rem 0 0.5rem; }

    .callout { background: var(--sage-light); border: 1px solid var(--sage-mid); border-radius: var(--radius); padding: 0.85rem 1.1rem; font-size: 0.86rem; color: var(--ink-mid); margin: 1.1rem 0; }
    .callout a { color: var(--sage); font-weight: 600; text-decoration: none; }
    .callout a:hover { text-decoration: underline; }

    .stat-band { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 1px; background: var(--border); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; margin-top: 1.6rem; }
    .stat-band .stat-cell { background: var(--surface); padding: 1.3rem 1.25rem; text-align: center; }
    .stat-band .stat-num { font-size: 1.5rem; font-weight: 800; color: var(--sage); line-height: 1.05; letter-spacing: -0.02em; }
    .stat-band .stat-cap { font-size: 0.76rem; color: var(--ink-mid); margin-top: 0.35rem; line-height: 1.4; }

    .nutri-wrap { border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
    .nutri-table { width: 100%; border-collapse: collapse; font-size: 0.86rem; }
    .nutri-table th { text-align: left; font-size: 0.7rem; font-weight: 700; letter-spacing: 0.09em; text-transform: uppercase; color: var(--ink-muted); padding: 0.65rem 1rem; background: var(--surface-alt); border-bottom: 1px solid var(--border); }
    .nutri-table td { padding: 0.7rem 1rem; border-bottom: 1px solid var(--border); color: var(--ink-mid); }
    .nutri-table td:first-child { font-weight: 600; color: var(--ink); }
    .nutri-table tr:last-child td { border-bottom: none; }

    .feature-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1rem; }
    .feature-card { background: var(--surface-alt); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.25rem 1.3rem; }
    .feature-card h3 { font-size: 0.9rem; font-weight: 700; color: var(--ink); margin-bottom: 0.4rem; display: flex; align-items: center; gap: 0.5rem; }
    .feature-icon { width: 28px; height: 28px; background: var(--sage-light); border-radius: 6px; display: flex; align-items: center; justify-content: center; font-size: 0.85rem; flex-shrink: 0; }
    .feature-card p { font-size: 0.83rem; color: var(--ink-mid); line-height: 1.6; }

    .use-strip { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1rem; }
    .use-pill { background: var(--sage-light); border: 1px solid var(--sage-mid); color: var(--ink-mid); font-size: 0.8rem; font-weight: 500; padding: 0.3rem 0.85rem; border-radius: 99px; }

    .flow { display: flex; flex-wrap: wrap; gap: 0.5rem; }
    .flow-step { flex: 1 1 140px; background: var(--surface-alt); border: 1px solid var(--border); border-radius: var(--radius); padding: 0.9rem 1rem; }
    .flow-step .flow-n { font-size: 0.65rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--sage); display: block; margin-bottom: 0.3rem; }
    .flow-step h3 { font-size: 0.85rem; font-weight: 600; color: var(--ink); margin-bottom: 0.2rem; }
    .flow-step p { font-size: 0.76rem; color: var(--ink-mid); line-height: 1.5; }

    .info-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
    .info-box { background: var(--surface-alt); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.2rem 1.3rem; }
    .info-box h3 { font-size: 0.88rem; font-weight: 700; color: var(--ink); margin-bottom: 0.6rem; }
    .info-box li { font-size: 0.82rem; color: var(--ink-mid); line-height: 1.65; list-style: none; display: flex; align-items: flex-start; gap: 0.4rem; padding: 2px 0; }
    .info-box li::before { content: "–"; color: var(--ink-muted); flex-shrink: 0; }

    .vs-wrap { border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
    .vs-table { width: 100%; border-collapse: collapse; font-size: 0.86rem; }
    .vs-table th { text-align: left; font-size: 0.72rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; padding: 0.7rem 1rem; background: var(--surface-alt); border-bottom: 1px solid var(--border); color: var(--ink-muted); }
    .vs-table th:nth-child(2) { color: var(--sage); }
    .vs-table td { padding: 0.72rem 1rem; border-bottom: 1px solid var(--border); color: var(--ink-mid); vertical-align: top; }
    .vs-table td:first-child { font-weight: 600; color: var(--ink); }
    .vs-table tr:last-child td { border-bottom: none; }

    details { border-bottom: 1px solid var(--border); }
    details:first-of-type { border-top: 1px solid var(--border); }
    summary { font-size: 0.93rem; font-weight: 600; color: var(--ink); padding: 1.1rem 0; cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 1rem; }
    summary::-webkit-details-marker { display: none; }
    summary::after { content: '+'; font-size: 1rem; color: var(--ink-muted); flex-shrink: 0; }
    details[open] summary::after { content: '−'; }
    .faq-answer { font-size: 0.86rem; color: var(--ink-mid); line-height: 1.8; padding-bottom: 1.1rem; max-width: 720px; }

    .byline { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem 1rem; font-size: 0.8rem; color: var(--ink-muted); margin-top: 1.5rem; padding-top: 1rem; border-top: 1px solid var(--border); }
    .byline strong { color: var(--ink-mid); font-weight: 600; }

    .evidence-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1rem; }
    .evidence-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
    .evidence-ph { aspect-ratio: 4 / 3; background: repeating-linear-gradient(45deg, var(--surface-alt), var(--surface-alt) 10px, #EDF1E5 10px, #EDF1E5 20px); display: flex; align-items: center; justify-content: center; color: var(--ink-muted); font-size: 0.72rem; text-align: center; padding: 0.5rem; border-bottom: 1px solid var(--border); }
    .evidence-card .ev-body { padding: 0.85rem 1rem; }
    .evidence-card h3 { font-size: 0.85rem; font-weight: 700; color: var(--ink); margin-bottom: 0.25rem; }
    .evidence-card p { font-size: 0.78rem; color: var(--ink-mid); line-height: 1.55; }
    .ph-note { font-size: 0.78rem; color: var(--ink-muted); margin-top: 1rem; }

    .link-cluster { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.5rem; }
    .link-pill { display: inline-block; background: var(--surface-alt); border: 1px solid var(--border); color: var(--sage); font-size: 0.82rem; font-weight: 500; padding: 0.4rem 0.9rem; border-radius: 99px; text-decoration: none; transition: border-color 0.15s, background 0.15s; }
    .link-pill:hover { border-color: var(--sage-mid); background: var(--sage-light); }

    .cta-block { background: var(--sage-deep); color: #fff; border-radius: 12px; padding: 2.5rem 2rem; text-align: center; }
    .cta-block h2 { font-size: 1.35rem; font-weight: 700; margin-bottom: 0.6rem; }
    .cta-block p { font-size: 0.88rem; color: rgba(255,255,255,0.75); margin-bottom: 1.5rem; max-width: 520px; margin-left: auto; margin-right: auto; }
    .btn-cta { display: inline-block; background: #fff; color: var(--sage-deep); font-weight: 700; font-size: 0.9rem; padding: 0.75rem 1.8rem; border-radius: var(--radius); text-decoration: none; transition: opacity 0.15s; }
    .btn-cta:hover { opacity: 0.9; }
    .cta-sub { margin-top: 1rem; font-size: 0.8rem; color: rgba(255,255,255,0.55); margin-bottom: 0 !important; }

    @media (max-width: 640px) {
      .section { padding: 2.5rem 0; }
      .hero { padding: 2rem 0; }
      .hero h1 { font-size: 1.6rem; }
      .product-top { grid-template-columns: 1fr; }
      .specs-grid { grid-template-columns: 1fr 1fr; }
      .info-grid { grid-template-columns: 1fr; }
      .flow-step { flex: 1 1 100%; }
      .cta-block { padding: 2rem 1.25rem; }
    }