:root {
  --paper: #ffffff;
  --canvas: #f4f6f5;
  --ink: #17201f;
  --ink-soft: #3f4c4a;
  --muted: #697572;
  --line: #d9dfdd;
  --line-strong: #bcc7c4;
  --teal: #087e76;
  --teal-dark: #07635d;
  --teal-pale: #e3f2f0;
  --yellow: #f3d34a;
  --yellow-pale: #fff8d8;
  --red: #a63d36;
  --red-pale: #f9e9e7;
  --green: #257552;
  --green-pale: #e6f2eb;
  --max: 1180px;
  --radius: 6px;
  --shadow: 0 14px 40px rgba(23, 32, 31, 0.08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 82px; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.55;
  letter-spacing: 0;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }
a { color: var(--teal-dark); text-underline-offset: 3px; }
button, input, textarea { font: inherit; }
h1, h2, h3 { margin: 0; line-height: 1.12; letter-spacing: 0; }
h1 { font-size: clamp(2.1rem, 4.5vw, 4.2rem); font-weight: 760; max-width: 15ch; }
h2 { font-size: clamp(1.7rem, 3vw, 2.6rem); font-weight: 730; max-width: 24ch; }
h3 { font-size: 1.08rem; }
p { margin: 0; }

.wrap { width: min(100% - 40px, var(--max)); margin-inline: auto; }
.skip-link { position: fixed; left: 12px; top: -60px; z-index: 100; background: var(--ink); color: white; padding: 10px 14px; }
.skip-link:focus { top: 12px; }

.disclosure { background: var(--ink); color: #dce4e2; font-size: 0.78rem; }
.disclosure .wrap { min-height: 38px; display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.disclosure strong { color: white; }
.disclosure a { color: white; }

.site-header { position: sticky; top: 0; z-index: 30; background: rgba(255,255,255,.96); border-bottom: 1px solid var(--line); }
.nav { min-height: 66px; display: flex; align-items: center; gap: 24px; }
.brand { color: var(--ink); text-decoration: none; font-weight: 800; font-size: 1.16rem; white-space: nowrap; }
.brand span { color: var(--teal); }
.nav-links { margin-left: auto; display: flex; align-items: center; gap: 24px; }
.nav-links a { color: var(--ink-soft); text-decoration: none; font-size: .91rem; font-weight: 650; }
.nav-links a:hover { color: var(--teal-dark); }
.nav-links .nav-button { color: white; background: var(--teal); padding: 9px 13px; border-radius: 4px; }

.eyebrow { color: var(--teal-dark); text-transform: uppercase; font-size: .74rem; font-weight: 800; letter-spacing: .08em; margin-bottom: 13px; }
.lede { color: var(--ink-soft); font-size: 1.08rem; max-width: 66ch; }
.section-head { display: flex; justify-content: space-between; gap: 30px; align-items: end; margin-bottom: 34px; }
.section-head .lede { max-width: 50ch; }

.hero { background: var(--canvas); border-bottom: 1px solid var(--line); }
.hero-grid { min-height: 690px; display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(320px, .7fr); gap: 54px; align-items: center; padding: 54px 0 46px; }
.hero-copy .lede { margin-top: 22px; font-size: 1.12rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 25px; }
.button { display: inline-flex; min-height: 46px; align-items: center; justify-content: center; gap: 8px; padding: 10px 17px; border: 1px solid var(--teal); border-radius: 4px; text-decoration: none; font-weight: 750; font-size: .92rem; }
.button.primary { background: var(--teal); color: white; }
.button.primary:hover { background: var(--teal-dark); }
.button.secondary { color: var(--teal-dark); background: var(--paper); }
.button.small { min-height: 36px; padding: 6px 11px; font-size: .8rem; white-space: nowrap; }
.button.external::after { content: "↗"; font-size: 1.05em; }

.verdict { border-left: 4px solid var(--yellow); padding: 15px 18px; margin-top: 28px; max-width: 730px; background: var(--paper); }
.verdict strong { display: block; font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; margin-bottom: 5px; }
.verdict p { color: var(--ink-soft); }

.hero-product { position: relative; min-height: 540px; display: grid; align-items: end; }
.product-stage { background: var(--paper); border: 1px solid var(--line); box-shadow: var(--shadow); min-height: 510px; display: grid; place-items: center; padding: 26px; }
.product-stage img { width: min(100%, 280px); max-height: 470px; object-fit: contain; }
.product-label { position: absolute; left: -22px; bottom: 26px; max-width: 250px; background: var(--ink); color: white; padding: 14px 16px; border-radius: 4px; font-size: .82rem; }
.product-label strong { display: block; font-size: 1rem; margin-bottom: 2px; }

.facts { border-top: 1px solid var(--line); background: var(--paper); }
.facts-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.fact { padding: 24px 22px; border-left: 1px solid var(--line); min-height: 130px; }
.fact:last-child { border-right: 1px solid var(--line); }
.fact-label { display: block; color: var(--muted); text-transform: uppercase; font-size: .69rem; font-weight: 800; letter-spacing: .07em; }
.fact-value { display: block; margin-top: 6px; font-size: 1.48rem; line-height: 1.15; font-weight: 780; }
.fact-note { display: block; color: var(--muted); margin-top: 7px; font-size: .77rem; }

.section { padding: 76px 0; }
.section.tinted { background: var(--canvas); border-block: 1px solid var(--line); }
.section.dark { background: var(--ink); color: white; }
.section.dark .eyebrow { color: #62cfc6; }
.section.dark .lede, .section.dark .muted { color: #b9c5c2; }

.answer-grid { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--line); }
.answer { padding: 28px; background: var(--paper); }
.answer + .answer { border-left: 1px solid var(--line); }
.answer h3 { margin-bottom: 11px; }
.answer p { color: var(--ink-soft); font-size: .94rem; }
.answer.alert { background: var(--yellow-pale); }

.table-shell { overflow-x: auto; border: 1px solid var(--line-strong); background: var(--paper); }
.data-table { border-collapse: collapse; min-width: 930px; width: 100%; font-size: .88rem; }
.data-table th { padding: 13px 14px; text-align: left; background: #edf1ef; border-bottom: 1px solid var(--line-strong); color: var(--ink-soft); font-size: .7rem; text-transform: uppercase; letter-spacing: .06em; white-space: nowrap; }
.data-table td { padding: 14px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.data-table tbody tr:last-child td { border-bottom: 0; }
.data-table tbody tr:hover { background: #f7f9f8; }
.data-table .best { background: var(--green-pale); }
.num { text-align: right !important; white-space: nowrap; font-variant-numeric: tabular-nums; }
.total { font-weight: 800; }
.unknown { color: var(--muted); }
.store { font-weight: 760; }
.store small { display: block; color: var(--muted); font-weight: 500; margin-top: 3px; }
.badge { display: inline-block; padding: 3px 7px; border: 1px solid currentColor; border-radius: 3px; font-size: .66rem; font-weight: 800; text-transform: uppercase; letter-spacing: .04em; }
.badge.good { color: var(--green); background: var(--green-pale); }
.badge.warn { color: #7d6110; background: var(--yellow-pale); }
.table-note { color: var(--muted); margin-top: 14px; font-size: .8rem; max-width: 90ch; }

.review-summary { display: grid; grid-template-columns: .8fr 1.2fr; gap: 28px; }
.score-panel { background: var(--ink); color: white; padding: 30px; display: grid; grid-template-columns: 1fr 1fr; gap: 26px; align-content: start; }
.score-block + .score-block { border-left: 1px solid #45514f; padding-left: 26px; }
.score-source { color: #b9c5c2; font-size: .75rem; text-transform: uppercase; font-weight: 800; letter-spacing: .06em; }
.score { display: block; margin-top: 6px; font-size: 2.45rem; font-weight: 800; line-height: 1; }
.score small { font-size: .95rem; color: #b9c5c2; font-weight: 600; }
.score-detail { display: block; margin-top: 9px; color: #dce4e2; font-size: .8rem; }
.review-audit { border-top: 5px solid var(--yellow); padding: 25px 0 0; }
.review-audit h3 { font-size: 1.34rem; margin-bottom: 12px; }
.review-audit p { color: var(--ink-soft); }
.audit-numbers { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); margin-top: 21px; }
.audit-number { background: var(--paper); padding: 17px; }
.audit-number strong { display: block; font-size: 1.55rem; }
.audit-number span { color: var(--muted); font-size: .75rem; }

.theme-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; margin-top: 36px; }
.theme-column { border-top: 1px solid var(--line-strong); padding-top: 19px; }
.theme-column h3 { margin-bottom: 15px; }
.plain-list { margin: 0; padding: 0; list-style: none; }
.plain-list li { padding: 10px 0 10px 24px; border-bottom: 1px solid var(--line); position: relative; color: var(--ink-soft); }
.plain-list li::before { content: "+"; position: absolute; left: 0; color: var(--teal); font-weight: 850; }
.theme-column.caution .plain-list li::before { content: "!"; color: var(--red); }

.ingredient-layout { display: grid; grid-template-columns: .72fr 1.28fr; gap: 50px; align-items: start; }
.ingredient-intro { position: sticky; top: 96px; }
.ingredient-intro .lede { margin-top: 16px; }
.formula-total { margin-top: 25px; border-top: 1px solid #45514f; padding-top: 20px; display: flex; justify-content: space-between; gap: 20px; color: #b9c5c2; }
.formula-total strong { color: white; }
.ingredients { border-top: 1px solid #45514f; }
.ingredient { min-height: 61px; display: grid; grid-template-columns: 1fr auto; gap: 20px; align-items: center; border-bottom: 1px solid #45514f; }
.ingredient span { color: #dce4e2; }
.ingredient span small { display: block; margin-top: 2px; color: #93a29f; font-size: .74rem; font-style: italic; }
.ingredient strong { font-variant-numeric: tabular-nums; }
.source-caution { margin-top: 24px; padding: 17px; color: var(--ink); background: var(--yellow); font-size: .86rem; }
.source-proof { margin-top: 24px; border: 1px solid #45514f; }
.source-proof summary { cursor: pointer; padding: 15px 18px; color: white; font-weight: 750; }
.source-proof img { width: 100%; height: auto; background: white; border-top: 1px solid #45514f; }
.source-proof p { padding: 12px 18px 15px; color: #b9c5c2; font-size: .78rem; }
.source-proof a { color: #8ee0d8; }

.dose-grid { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line-strong); }
.dose { padding: 25px; min-height: 148px; }
.dose + .dose { border-left: 1px solid var(--line); }
.dose-step { display: block; color: var(--teal-dark); font-weight: 850; font-size: .76rem; text-transform: uppercase; }
.dose strong { display: block; margin-top: 10px; font-size: 1.22rem; }
.dose span:last-child { display: block; margin-top: 8px; color: var(--muted); font-size: .84rem; }
.limit { margin-top: 22px; display: flex; align-items: center; gap: 17px; padding: 18px 20px; background: var(--yellow-pale); border-left: 4px solid var(--yellow); }
.limit strong { white-space: nowrap; }

.safety-layout { display: grid; grid-template-columns: .75fr 1.25fr; gap: 54px; }
.safety-list { columns: 2; column-gap: 42px; margin: 0; padding: 0; list-style: none; }
.safety-list li { break-inside: avoid; position: relative; padding: 0 0 16px 25px; color: #dce4e2; }
.safety-list li::before { content: "×"; position: absolute; left: 0; color: #ff8f85; font-weight: 900; }
.urgent { margin-top: 30px; padding: 20px; background: var(--red-pale); color: var(--ink); border-left: 4px solid var(--red); }
.urgent strong { display: block; color: var(--red); margin-bottom: 5px; }

.decision { display: grid; grid-template-columns: .86fr 1.14fr; gap: 46px; align-items: start; }
.decision-copy .lede { margin-top: 17px; }
.decision-steps { counter-reset: decision; border-top: 1px solid var(--line-strong); }
.decision-step { counter-increment: decision; display: grid; grid-template-columns: 42px 1fr; gap: 16px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.decision-step::before { content: counter(decision, decimal-leading-zero); color: var(--teal-dark); font-weight: 850; }
.decision-step p { color: var(--ink-soft); }

.faq { max-width: 900px; }
.faq details { border-top: 1px solid var(--line-strong); }
.faq details:last-child { border-bottom: 1px solid var(--line-strong); }
.faq summary { cursor: pointer; list-style: none; padding: 20px 40px 20px 0; font-weight: 750; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 5px; top: 16px; color: var(--teal); font-size: 1.35rem; }
.faq details[open] summary::after { content: "−"; }
.faq details p { color: var(--ink-soft); padding: 0 44px 20px 0; }

.method-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 34px; }
.method-item { border-top: 3px solid var(--teal); padding-top: 16px; }
.method-item h3 { margin-bottom: 10px; }
.method-item p { color: var(--ink-soft); font-size: .91rem; }
.sources { margin-top: 38px; border-top: 1px solid var(--line); padding-top: 22px; }
.sources h3 { margin-bottom: 12px; }
.source-links { display: flex; flex-wrap: wrap; gap: 9px 18px; font-size: .82rem; }

.site-footer { background: #0d1514; color: white; padding: 42px 0; }
.footer-grid { display: grid; grid-template-columns: 1.3fr .7fr .7fr; gap: 40px; }
.footer-brand p { color: #9fadaa; margin-top: 9px; max-width: 44ch; font-size: .86rem; }
.footer-links { display: flex; flex-direction: column; gap: 8px; }
.footer-links strong { margin-bottom: 4px; font-size: .8rem; text-transform: uppercase; letter-spacing: .06em; }
.footer-links a { color: #c9d5d2; font-size: .85rem; }
.footer-bottom { margin-top: 34px; padding-top: 20px; border-top: 1px solid #2f3a38; color: #85928f; font-size: .76rem; display: flex; justify-content: space-between; gap: 20px; }

.page-hero { padding: 72px 0 52px; background: var(--canvas); border-bottom: 1px solid var(--line); }
.page-hero h1 { max-width: 19ch; }
.page-hero .lede { margin-top: 18px; }
.prose { max-width: 800px; }
.prose h2 { margin-top: 42px; margin-bottom: 13px; font-size: 1.55rem; }
.prose p, .prose li { color: var(--ink-soft); }
.prose p + p { margin-top: 14px; }
.prose ul { padding-left: 20px; }
.contact-box { margin-top: 28px; padding: 24px; border: 1px solid var(--line-strong); background: var(--canvas); }
.contact-box a { font-size: 1.2rem; font-weight: 780; }

@media (max-width: 920px) {
  .nav-links a:not(.nav-button) { display: none; }
  .hero-grid { grid-template-columns: 1fr; min-height: auto; gap: 30px; padding-top: 44px; }
  .hero-product { min-height: 420px; }
  .product-stage { min-height: 410px; }
  .product-stage img { max-height: 380px; width: auto; }
  .facts-grid { grid-template-columns: 1fr 1fr; }
  .fact:nth-child(2) { border-right: 1px solid var(--line); }
  .fact:nth-child(n+3) { border-top: 1px solid var(--line); }
  .section-head, .review-summary, .ingredient-layout, .safety-layout, .decision { grid-template-columns: 1fr; display: grid; }
  .ingredient-intro { position: static; }
  .dose-grid { grid-template-columns: 1fr 1fr; }
  .dose:nth-child(3) { border-left: 0; border-top: 1px solid var(--line); }
  .dose:nth-child(4) { border-top: 1px solid var(--line); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 640px) {
  .wrap { width: min(100% - 28px, var(--max)); }
  .disclosure .wrap { padding: 9px 0; display: block; }
  .disclosure span:last-child { display: none; }
  .nav { min-height: 58px; }
  .nav-links { gap: 0; }
  .nav-button { font-size: .78rem !important; padding: 8px 10px !important; }
  .hero-grid { padding: 36px 0; }
  .hero-product { min-height: 340px; }
  .product-stage { min-height: 330px; padding: 14px; }
  .product-stage img { max-height: 300px; width: auto; }
  .product-label { left: 10px; bottom: 10px; max-width: 225px; }
  .facts-grid { grid-template-columns: 1fr 1fr; }
  .fact { padding: 18px 14px; min-height: 125px; }
  .fact-value { font-size: 1.22rem; }
  .section { padding: 56px 0; }
  .answer-grid, .theme-grid, .method-grid { grid-template-columns: 1fr; }
  .answer + .answer { border-left: 0; border-top: 1px solid var(--line); }
  .score-panel { grid-template-columns: 1fr; }
  .score-block + .score-block { border-left: 0; border-top: 1px solid #45514f; padding: 20px 0 0; }
  .audit-numbers { grid-template-columns: 1fr; }
  .dose-grid { grid-template-columns: 1fr; }
  .dose + .dose { border-left: 0; border-top: 1px solid var(--line); }
  .limit { align-items: flex-start; flex-direction: column; }
  .safety-list { columns: 1; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-brand { grid-column: auto; }
  .footer-bottom { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}