/* =========================================================================
   How To Use Atomy — "Independent Reference Desk"
   Refined editorial system. Trust-first: white paper, ink text, evergreen
   primary, sparing amber accent. Fraunces (display) + Public Sans (body) +
   IBM Plex Mono (source/technical labels).
   ========================================================================= */
:root {
  --paper: #ffffff;
  --paper-2: #f6f8f7;     /* tinted section band */
  --paper-3: #eef3f1;     /* soft fill */
  --ink: #15211f;         /* primary text */
  --ink-2: #3c4b48;       /* secondary text */
  --muted: #687a76;       /* meta text */
  --line: #e2e8e5;        /* hairlines */
  --line-strong: #cdd8d3;
  --green: #0d5c4f;       /* primary / brand */
  --green-deep: #0a4339;  /* dark surfaces, hovers */
  --green-soft: #e7f1ee;  /* soft brand fill */
  --amber: #c98a1a;       /* single warm accent */
  --amber-soft: #fbf2dd;
  --danger: #9a3b2c;
  --pending-bd: #e3c79a;
  --pending-bg: #fdf4e3;
  --pending-tx: #7a5418;
  --shadow-sm: 0 1px 2px rgba(15, 36, 32, 0.05);
  --shadow: 0 14px 40px rgba(13, 60, 52, 0.10);
  --shadow-lg: 0 28px 70px rgba(10, 50, 44, 0.14);
  --radius: 10px;
  --radius-sm: 7px;
  --wrap: 1140px;
  --sans: "Public Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  --serif: "Fraunces", Charter, "Iowan Old Style", Georgia, serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a {
  color: var(--green);
  text-decoration: underline;
  text-decoration-thickness: 0.07em;
  text-underline-offset: 0.16em;
  text-decoration-color: color-mix(in srgb, var(--green) 35%, transparent);
  transition: text-decoration-color 0.15s ease, color 0.15s ease;
}
a:hover { text-decoration-color: var(--green); }
:focus-visible {
  outline: 3px solid var(--amber);
  outline-offset: 2px;
  border-radius: 3px;
}
img { max-width: 100%; }

/* ---- Skip link ---------------------------------------------------------- */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 8px;
  z-index: 200;
  background: var(--ink);
  color: #fff;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  font: 600 14px/1 var(--sans);
  text-decoration: none;
}
.skip-link:focus { left: 12px; }

/* ---- Headings ----------------------------------------------------------- */
h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 560;
  line-height: 1.12;
  letter-spacing: -0.012em;
  color: var(--ink);
  font-optical-sizing: auto;
}
h1 { margin: 0 0 18px; font-size: clamp(38px, 5.6vw, 66px); font-weight: 580; }
h2 { margin: 46px 0 16px; font-size: clamp(26px, 3.4vw, 40px); }
h3 { margin: 30px 0 10px; font-size: 22px; font-weight: 600; }
p { margin: 0 0 16px; }

.page-shell { min-height: 100vh; display: flex; flex-direction: column; }
main { flex: 1 0 auto; }

/* ---- Header ------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  width: min(var(--wrap), calc(100% - 40px));
  margin: 0 auto;
  padding: 14px 0;
}
.brand { display: inline-flex; align-items: center; gap: 12px; color: var(--ink); text-decoration: none; }
.brand:hover { text-decoration: none; }
.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: var(--green);
  color: #fff;
  font: 700 14px/1 var(--mono);
  letter-spacing: 0.04em;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.12);
}
.brand-text strong { display: block; font: 600 17px/1.1 var(--serif); letter-spacing: -0.01em; }
.brand-text small { display: block; color: var(--muted); font-size: 11.5px; letter-spacing: 0.02em; margin-top: 2px; }

.nav-disclosure { position: relative; }
.nav-disclosure summary {
  list-style: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  font: 600 14px/1 var(--sans);
  color: var(--ink);
}
.nav-disclosure summary::-webkit-details-marker { display: none; }
.site-nav { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.site-nav a {
  color: var(--ink-2);
  font: 600 14.5px/1 var(--sans);
  text-decoration: none;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  transition: background 0.15s ease, color 0.15s ease;
}
.site-nav a:hover { background: var(--green-soft); color: var(--green-deep); }
.site-nav a[aria-current="page"] { color: var(--green-deep); background: var(--green-soft); }
.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-left: 6px;
  padding: 10px 16px !important;
  background: var(--green);
  color: #fff !important;
  border-radius: var(--radius-sm);
  font-weight: 600;
}
.nav-cta:hover { background: var(--green-deep) !important; }

/* ---- Independence badge ------------------------------------------------- */
.badge-independent {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 11px;
  border-radius: 999px;
  background: var(--amber-soft);
  color: var(--pending-tx);
  border: 1px solid var(--pending-bd);
  font: 600 11.5px/1 var(--sans);
  letter-spacing: 0.01em;
  text-decoration: none;
  white-space: nowrap;
}
.badge-independent::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--amber); }

/* ---- Generic containers ------------------------------------------------- */
.kicker {
  display: inline-block;
  color: var(--green);
  font: 600 12px/1 var(--mono);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.section {
  width: min(var(--wrap), calc(100% - 40px));
  margin: 0 auto;
  padding: 60px 0;
}
.band { background: var(--paper-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }

/* ---- Breadcrumbs -------------------------------------------------------- */
.breadcrumbs {
  width: min(var(--wrap), calc(100% - 40px));
  margin: 0 auto;
  padding: 18px 0 0;
  font: 500 13px/1.4 var(--sans);
  color: var(--muted);
}
.breadcrumbs ol { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; margin: 0; padding: 0; }
.breadcrumbs li { display: inline-flex; align-items: center; gap: 6px; }
.breadcrumbs li + li::before { content: "/"; color: var(--line-strong); }
.breadcrumbs a { color: var(--muted); text-decoration: none; }
.breadcrumbs a:hover { color: var(--green); }
.breadcrumbs [aria-current="page"] { color: var(--ink-2); }

/* ---- Hero --------------------------------------------------------------- */
.hero {
  width: min(var(--wrap), calc(100% - 40px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(300px, 0.92fr);
  gap: 48px;
  align-items: center;
  padding: 64px 0 56px;
}
.hero--compact { grid-template-columns: 1fr; max-width: 860px; padding: 56px 0 44px; }
.hero h1 { max-width: 18ch; }
.hero p { max-width: 60ch; font-size: 19.5px; color: var(--ink-2); }
.hero-media {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.hero-media img { display: block; width: 100%; height: auto; }
.hero-anim > * { opacity: 0; transform: translateY(14px); animation: rise 0.7s cubic-bezier(0.2,0.7,0.2,1) forwards; }
.hero-anim > *:nth-child(1) { animation-delay: 0.04s; }
.hero-anim > *:nth-child(2) { animation-delay: 0.12s; }
.hero-anim > *:nth-child(3) { animation-delay: 0.20s; }
.hero-anim > *:nth-child(4) { animation-delay: 0.28s; }
.hero-anim > *:nth-child(5) { animation-delay: 0.36s; }
@keyframes rise { to { opacity: 1; transform: none; } }

/* ---- Buttons ------------------------------------------------------------ */
.actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 28px; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 22px;
  border: 1px solid var(--green);
  border-radius: var(--radius-sm);
  background: var(--green);
  color: #fff;
  text-decoration: none;
  font: 600 15px/1 var(--sans);
  cursor: pointer;
  transition: background 0.16s ease, transform 0.16s ease, box-shadow 0.16s ease;
}
.button:hover { background: var(--green-deep); border-color: var(--green-deep); text-decoration: none; transform: translateY(-1px); box-shadow: var(--shadow); }
.button.secondary { background: transparent; color: var(--green-deep); border-color: var(--line-strong); }
.button.secondary:hover { background: var(--green-soft); border-color: var(--green); box-shadow: none; }
.button.accent { background: var(--amber); border-color: var(--amber); color: #2c1f06; }
.button.accent:hover { background: #b67c12; border-color: #b67c12; }

/* ---- Notice / disclaimer bars ------------------------------------------ */
.notice {
  width: min(var(--wrap), calc(100% - 40px));
  margin: 0 auto 44px;
  padding: 16px 20px;
  border: 1px solid var(--line);
  border-left: 4px solid var(--amber);
  border-radius: var(--radius-sm);
  background: var(--amber-soft);
  color: #5b4a23;
  font-size: 15.5px;
}
.article-content .notice, .product-layout .notice { width: auto; margin: 24px 0; }

/* ---- Decision / path cards (home) --------------------------------------- */
.path-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-top: 8px;
}
.path-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 26px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  color: var(--ink);
  text-decoration: none;
  box-shadow: var(--shadow-sm);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}
.path-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: var(--green); text-decoration: none; }
.path-num { font: 600 12px/1 var(--mono); color: var(--green); letter-spacing: 0.1em; }
.path-card h3 { margin: 4px 0 2px; font-size: 21px; }
.path-card p { margin: 0; color: var(--ink-2); font-size: 15px; }
.path-card .path-go { margin-top: auto; padding-top: 12px; color: var(--green); font: 600 14px/1 var(--sans); }
.path-card:hover .path-go { color: var(--green-deep); }

/* ---- Cards -------------------------------------------------------------- */
.grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.card {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  box-shadow: var(--shadow-sm);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}
.card:hover { transform: translateY(-2px); box-shadow: var(--shadow); border-color: var(--line-strong); }
.card h3 { margin-top: 0; font-size: 20px; }
.card h3 a { text-decoration: none; }
.card h3 a:hover { text-decoration: underline; }
.card p { color: var(--ink-2); font-size: 15.5px; }
.card p:last-child { margin-bottom: 0; }
.product-card { display: flex; flex-direction: column; }
.product-card-top { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 6px; }
.product-card h3 { margin: 2px 0 0; font-size: 19px; }
.product-card .chip-list { margin: 12px 0 16px; }
.product-card-links { margin-top: auto; display: flex; flex-wrap: wrap; gap: 16px; padding-top: 12px; border-top: 1px solid var(--line); }
.product-card-links a { font: 600 14px/1 var(--sans); text-decoration: none; }
.product-card-links a:hover { text-decoration: underline; }
.fact-panel .button { width: 100%; margin-top: 4px; }

/* ---- Metrics ------------------------------------------------------------ */
.metric-row { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; margin: 28px 0; }
.metric { padding: 20px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper-2); }
.metric strong { display: block; font: 600 32px/1.05 var(--serif); color: var(--green-deep); }
.metric span { color: var(--muted); font-size: 13.5px; }

/* ---- Chips & meta ------------------------------------------------------- */
.chip-list { display: flex; flex-wrap: wrap; gap: 8px; margin: 18px 0; }
.chip {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 12px;
  border: 1px solid var(--line);
  background: var(--green-soft);
  border-radius: 999px;
  color: var(--green-deep);
  font: 600 12.5px/1 var(--sans);
  text-decoration: none;
}
.meta {
  color: var(--muted);
  font: 600 12px/1.5 var(--mono);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.meta a { color: var(--muted); }

/* ---- Source / status components ----------------------------------------- */
.source-note { padding: 16px; border: 1px dashed var(--green); border-radius: var(--radius-sm); background: var(--green-soft); }
.research-takeaway {
  margin: 24px 0;
  padding: 20px 22px;
  border: 1px solid var(--line);
  border-left: 5px solid var(--green);
  border-radius: var(--radius);
  background: var(--paper-2);
}
.research-takeaway h2 { margin: 0 0 10px; font-size: clamp(23px, 3vw, 32px); }
.research-takeaway p { color: var(--ink-2); }
.research-takeaway p:last-child { margin-bottom: 0; }
.profile-status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 30px;
  padding: 4px 12px;
  border: 1px solid var(--green);
  border-radius: 999px;
  background: var(--green-soft);
  color: var(--green-deep);
  font: 600 12px/1 var(--sans);
  letter-spacing: 0.02em;
}
.profile-status::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--green); }
.profile-status.pending { border-color: var(--pending-bd); background: var(--pending-bg); color: var(--pending-tx); }
.profile-status.pending::before { background: var(--amber); }
.product-subtitle {
  margin-top: -12px;
  color: var(--ink-2);
  font: 600 16px/1.45 var(--sans);
}
.advisor-summary {
  margin: 26px 0;
  padding: 22px 24px;
  border: 1px solid var(--line);
  border-left: 5px solid var(--green);
  border-radius: var(--radius-sm);
  background: var(--paper-2);
  font-size: 18px;
  color: var(--ink-2);
}
.advisor-summary strong { color: var(--ink); }
.official-briefing {
  margin: 28px 0;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--green-soft) 0%, #ffffff 60%);
}
.official-briefing h2 { margin-top: 0; }
.official-briefing .source-boundary { margin: 16px 0 0; padding-top: 14px; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
.source-gap {
  margin: 28px 0;
  padding: 18px 20px;
  border: 1px solid var(--pending-bd);
  border-left: 5px solid var(--amber);
  border-radius: var(--radius-sm);
  background: var(--pending-bg);
  color: var(--pending-tx);
}
.official-original {
  margin: 30px 0;
  padding: 0;
  border: none;
  background: transparent;
  box-shadow: none;
}
.official-original h2 { margin-top: 0; }
.official-image-stack { display: grid; grid-template-columns: 1fr; gap: 18px; margin-top: 18px; }
.official-image-frame {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--paper-2);
  overflow: hidden;
}
.official-image-frame img {
  display: block;
  width: 100%;
  height: auto;
  background: #fff;
}
.official-image-frame figcaption {
  padding: 12px 14px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13.5px;
}
.accordion {
  margin: 18px 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.accordion > summary {
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 20px;
  list-style: none;
  color: var(--ink);
  background: var(--paper-2);
}
.accordion > summary::-webkit-details-marker { display: none; }
.accordion > summary h2,
.accordion > summary h3 {
  margin: 0;
  font-size: clamp(21px, 3vw, 30px);
}
.accordion > summary::after {
  content: "+";
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  color: var(--green);
  font: 700 18px/1 var(--mono);
}
.accordion[open] > summary::after { content: "–"; }
.accordion-body { padding: 20px; }
.accordion-body > :last-child { margin-bottom: 0; }
.product-explanation {
  margin: 30px 0;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-2);
}
.product-explanation h2 { margin-top: 0; }
.buyer-question-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin: 16px 0 0;
}
.buyer-question {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--paper);
}
.buyer-question h3 { margin-top: 0; font-size: 19px; }
.official-fact-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin: 16px 0 26px;
}
.official-fact-card {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--paper);
}
.official-fact-card h3 { margin: 0 0 10px; font-size: 18px; }
.official-fact-card ul { margin: 0; padding-left: 20px; }
.set-structure {
  margin: 28px 0;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
}
.set-structure h2 { margin-top: 0; }
.routine-grid,
.ingredient-map-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin: 16px 0;
}
.routine-card,
.ingredient-map-card {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--paper-2);
}
.routine-card h3,
.ingredient-map-card h3 { margin: 0 0 8px; font-size: 18px; }
.routine-card p,
.ingredient-map-card p { margin-bottom: 0; color: var(--ink-2); font-size: 15px; }

/* ---- Product page ------------------------------------------------------- */
.product-layout { width: min(var(--wrap), calc(100% - 40px)); margin: 0 auto; padding: 12px 0 80px; }
.product-head {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(280px, 0.88fr);
  gap: 32px;
  align-items: start;
  padding: 28px 0 32px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 8px;
}
.product-head h1 { font-size: clamp(32px, 4.6vw, 52px); margin: 14px 0 10px; }
.fact-panel {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-2);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 84px;
}
.fact-panel p { margin: 0 0 12px; font-size: 15.5px; }
.fact-panel p:last-child { margin-bottom: 0; }
.fact-panel strong { color: var(--ink); }
.product-visual {
  margin: 0 0 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #fff;
  overflow: hidden;
}
.product-visual img {
  display: block;
  width: 100%;
  height: auto;
}
.product-visual figcaption {
  padding: 10px 12px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}
.ingredient-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.official-ingredients-grid { display: grid; grid-template-columns: 1fr; gap: 12px; }
.official-ingredient { border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--paper); overflow: hidden; }
.official-ingredient summary { cursor: pointer; padding: 15px 18px; font-weight: 600; color: var(--ink); background: var(--paper-2); list-style: none; }
.official-ingredient summary::-webkit-details-marker { display: none; }
.official-ingredient summary::after { content: "+"; float: right; color: var(--green); font-family: var(--mono); }
.official-ingredient[open] summary::after { content: "–"; }
.official-ingredient-body { padding: 18px; }
.inci-list { margin: 10px 0 0; color: var(--ink-2); font-size: 14.5px; line-height: 1.55; overflow-wrap: anywhere; }
.ingredient-card { padding: 20px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper); }
.ingredient-card h3 { margin-top: 0; }
.research-card {
  margin: 0 0 16px;
  padding: 18px;
  border: 1px solid var(--line);
  border-left: 4px solid var(--green);
  border-radius: var(--radius-sm);
  background: var(--paper);
}
.research-card h3 { margin: 0 0 8px; font-size: 19px; }
.research-card dl { display: grid; grid-template-columns: minmax(110px, 0.28fr) minmax(0, 1fr); gap: 8px 14px; margin: 14px 0; }
.research-card dt { color: var(--muted); font: 600 12px/1.45 var(--mono); letter-spacing: 0.03em; text-transform: uppercase; }
.research-card dd { margin: 0; color: var(--ink-2); }
.research-card .source-link { margin: 12px 0 0; font-size: 14px; overflow-wrap: anywhere; }
.evidence-tag {
  display: inline-flex;
  margin: 6px 6px 0 0;
  padding: 5px 9px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--paper-2);
  color: var(--ink-2);
  font: 600 11px/1 var(--mono);
}

/* ---- Article / long-form ------------------------------------------------ */
.article-layout { width: min(820px, calc(100% - 40px)); margin: 0 auto; padding: 12px 0 80px; }
.article-head { padding: 26px 0 28px; border-bottom: 1px solid var(--line); margin-bottom: 36px; }
.article-head h1 { font-size: clamp(34px, 5vw, 56px); }
.article-head .meta { display: block; margin-top: 12px; }
.article-content { font-size: 17.5px; }
.article-content p, .article-content li { font-size: 17.5px; }
.article-content li { margin: 6px 0; }
.article-content h2 { padding-top: 8px; }
.article-content pre {
  overflow-x: auto;
  padding: 18px 20px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--green-deep);
  background: #0c1f1b;
  color: #e6fbf4;
  font-size: 14px;
}
code { font-family: var(--mono); font-size: 0.9em; background: var(--paper-3); padding: 0.1em 0.35em; border-radius: 4px; }
pre code { background: none; padding: 0; }

/* ---- Tables ------------------------------------------------------------- */
.table-wrap { overflow-x: auto; margin: 24px 0; border: 1px solid var(--line); border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; background: var(--paper); }
th, td { padding: 13px 16px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; font-size: 15.5px; }
td, th, td a { overflow-wrap: anywhere; word-break: break-word; }
tr:last-child td { border-bottom: none; }
th { background: var(--paper-2); font: 600 14px/1.4 var(--sans); color: var(--ink); }
blockquote {
  margin: 26px 0;
  padding: 16px 20px;
  border-left: 4px solid var(--green);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: var(--green-soft);
  color: var(--ink-2);
}

/* ---- CTA panel ---------------------------------------------------------- */
.cta-panel {
  margin: 48px 0 0;
  padding: 34px;
  border-radius: var(--radius);
  background: radial-gradient(120% 140% at 0% 0%, var(--green) 0%, var(--green-deep) 70%);
  color: #fff;
  box-shadow: var(--shadow);
}
.cta-panel h2 { color: #fff; margin-top: 0; }
.cta-panel p { color: rgba(255,255,255,0.86); }
.cta-panel .button { background: var(--amber); color: #2c1f06; border-color: var(--amber); }
.cta-panel .button:hover { background: #d6951f; border-color: #d6951f; }

/* ---- Footer ------------------------------------------------------------- */
.site-footer { background: #0c1916; color: #c4d3ce; margin-top: 72px; }
.footer-inner { width: min(var(--wrap), calc(100% - 40px)); margin: 0 auto; padding: 52px 0 28px; }
.footer-cols { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; }
.footer-brand strong { display: block; font: 600 18px/1.2 var(--serif); color: #fff; margin-bottom: 8px; }
.footer-brand p { font-size: 14px; color: #93a8a2; max-width: 34ch; }
.footer-col h4 { font: 600 12px/1 var(--mono); letter-spacing: 0.12em; text-transform: uppercase; color: #6f8a83; margin: 0 0 14px; }
.footer-col ul { list-style: none; margin: 0; padding: 0; }
.footer-col li { margin: 0 0 9px; }
.footer-col a { color: #c4d3ce; text-decoration: none; font-size: 14.5px; }
.footer-col a:hover { color: #fff; text-decoration: underline; }
.footer-legal {
  margin-top: 40px;
  padding-top: 22px;
  border-top: 1px solid rgba(255,255,255,0.1);
  font-size: 13px;
  color: #8aa099;
}
.footer-legal strong { color: #d6e2dd; }
.footer-legal p { margin: 0 0 8px; }

/* ---- Responsive --------------------------------------------------------- */
@media (max-width: 900px) {
  .footer-cols { grid-template-columns: 1fr 1fr; gap: 28px; }
  .footer-brand { grid-column: 1 / -1; }
  .path-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 820px) {
  body { font-size: 16.5px; }
  .hero { grid-template-columns: 1fr; gap: 32px; padding: 40px 0 36px; }
  .hero-media { order: -1; }
  .product-head { grid-template-columns: 1fr; gap: 22px; }
  .fact-panel { position: static; }
  .grid, .grid.two { grid-template-columns: 1fr; }
  .ingredient-grid { grid-template-columns: 1fr; }
  .buyer-question-list { grid-template-columns: 1fr; }
  .official-fact-grid { grid-template-columns: 1fr; }
  .research-card dl { grid-template-columns: 1fr; }
  .routine-grid, .ingredient-map-grid { grid-template-columns: 1fr; }
  .metric-row { grid-template-columns: 1fr 1fr; }
  /* CSS-only mobile menu */
  .nav-disclosure > .site-nav {
    position: absolute;
    right: 0;
    top: calc(100% + 10px);
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    min-width: 220px;
    padding: 10px;
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
  }
  .nav-disclosure[open] summary { border-color: var(--green); background: var(--green-soft); }
  .nav-cta { margin: 6px 0 0; justify-content: center; }
}
@media (min-width: 821px) {
  .nav-disclosure summary { display: none; }
  .nav-disclosure > .site-nav { display: flex !important; }
}
@media (max-width: 540px) {
  .path-grid { grid-template-columns: 1fr; }
  .metric-row { grid-template-columns: 1fr; }
  .brand-text small { display: none; }
  .product-layout { width: min(100% - 28px, var(--wrap)); }
  .product-head h1 { font-size: 32px; }
  .product-explanation, .set-structure, .accordion-body { padding: 18px; }
  .accordion > summary { padding: 16px 18px; }
  .official-image-frame figcaption { font-size: 12.5px; }
}

/* ---- Motion / a11y ------------------------------------------------------ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero-anim > * { animation: none; opacity: 1; transform: none; }
  .button:hover, .card:hover, .path-card:hover { transform: none; }
  * { transition: none !important; }
}
@media print {
  .site-header, .site-footer, .cta-panel, .actions, .nav-cta { display: none; }
  body { font-size: 12pt; color: #000; }
}