:root {
  --navy-950: #0a2038;
  --navy-900: #102d4d;
  --navy-800: #174e8a;
  --blue-700: #216cb2;
  --blue-600: #2b78c5;
  --blue-100: #eaf4fc;
  --blue-050: #f5faff;
  --orange-600: #e85f16;
  --orange-500: #f36b21;
  --orange-400: #ff8a2b;
  --orange-100: #fff0e4;
  --ink: #122438;
  --muted: #62758a;
  --soft-muted: #8291a1;
  --white: #ffffff;
  --surface: #ffffff;
  --surface-soft: #f7fbff;
  --line: #dbe7f1;
  --line-strong: #c5d8e8;
  --success: #1b8b69;
  --warning: #a75c17;
  --danger: #a63d35;
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 34px;
  --shadow-sm: 0 8px 24px rgba(16, 45, 77, .06);
  --shadow-md: 0 18px 56px rgba(16, 45, 77, .10);
  --shadow-lg: 0 28px 90px rgba(16, 45, 77, .14);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--white); }
body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 92% 10%, rgba(43, 120, 197, .07), transparent 25rem),
    linear-gradient(180deg, #fff 0%, #fff 68%, #f8fbfe 100%);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
button, input { font: inherit; }
button { -webkit-tap-highlight-color: transparent; }
[hidden] { display: none !important; }

.skip-link {
  position: fixed;
  left: 16px;
  top: 12px;
  z-index: 1000;
  transform: translateY(-150%);
  padding: 10px 14px;
  border-radius: 8px;
  color: #fff;
  background: var(--navy-950);
  text-decoration: none;
}
.skip-link:focus { transform: none; }

.site-header {
  position: relative;
  z-index: 20;
  width: min(1280px, calc(100% - 48px));
  margin: 0 auto;
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(197, 216, 232, .72);
}
.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.brand-lockup img { width: 46px; height: 46px; }
.brand-copy { display: flex; flex-direction: column; line-height: 1.06; }
.brand-copy strong {
  color: var(--navy-950);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 25px;
  font-weight: 600;
  letter-spacing: -.02em;
}
.brand-copy small {
  margin-top: 5px;
  color: var(--soft-muted);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .13em;
  text-transform: uppercase;
}
.site-header nav { display: flex; align-items: center; gap: 9px; }
.site-header nav a {
  padding: 10px 13px;
  border-radius: 999px;
  color: #4e6479;
  font-size: 14px;
  font-weight: 650;
  text-decoration: none;
  transition: color .18s ease, background .18s ease;
}
.site-header nav a:hover { color: var(--navy-800); background: var(--blue-050); }
.site-header nav .nav-notice {
  margin-left: 5px;
  padding-inline: 16px;
  color: var(--orange-600);
  background: var(--orange-100);
}

main { min-height: 72vh; }
.eyebrow {
  margin: 0;
  color: var(--orange-600);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: .18em;
  text-transform: uppercase;
}
h1, h2, h3, h4 {
  margin-top: 0;
  color: var(--navy-950);
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1.08;
}

/* Home hero */
.hero-shell {
  position: relative;
  width: min(1280px, calc(100% - 48px));
  min-height: 690px;
  margin: 0 auto;
  padding: 76px 0 54px;
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(460px, .98fr);
  align-items: center;
  gap: 38px;
  overflow: hidden;
}
.hero-shell::before {
  content: "";
  position: absolute;
  width: 420px;
  height: 420px;
  right: -130px;
  top: 26px;
  border-radius: 50%;
  background: rgba(243, 107, 33, .06);
  filter: blur(4px);
  pointer-events: none;
}
.hero-copy { position: relative; z-index: 3; max-width: 690px; }
.source-pill {
  width: fit-content;
  margin-bottom: 25px;
  padding: 8px 12px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid #cfe1f0;
  border-radius: 999px;
  color: var(--navy-800);
  background: rgba(245, 250, 255, .9);
  font-size: 12px;
  font-weight: 750;
  box-shadow: var(--shadow-sm);
}
.source-pill span,
.visual-label span,
.trust-strip i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 4px rgba(27, 139, 105, .10);
}
.hero-copy h1 {
  margin: 14px 0 24px;
  max-width: 760px;
  font-size: clamp(62px, 7.2vw, 106px);
  font-weight: 500;
  letter-spacing: -.057em;
}
.hero-copy .lede {
  max-width: 690px;
  margin: 0;
  color: var(--muted);
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.65;
}
.hero-copy .lede strong { color: var(--navy-900); font-weight: 750; }
.search {
  position: relative;
  width: min(715px, 100%);
  margin: 36px 0 0;
  padding: 7px;
  display: flex;
  align-items: center;
  gap: 5px;
  border: 1px solid var(--line-strong);
  border-radius: 18px;
  background: rgba(255, 255, 255, .98);
  box-shadow: 0 18px 55px rgba(23, 78, 138, .13);
}
.search:focus-within {
  border-color: rgba(43, 120, 197, .72);
  box-shadow: 0 0 0 4px rgba(43, 120, 197, .10), 0 20px 65px rgba(23, 78, 138, .15);
}
.search-icon { width: 44px; height: 44px; display: grid; place-items: center; flex: 0 0 auto; }
.search-icon svg { width: 22px; height: 22px; fill: none; stroke: var(--blue-600); stroke-width: 2; stroke-linecap: round; }
.search input {
  flex: 1;
  min-width: 0;
  padding: 16px 10px;
  border: 0;
  outline: 0;
  color: var(--ink);
  background: transparent;
  font-size: 16px;
}
.search input::placeholder { color: #8a9bac; }
.search button {
  min-height: 54px;
  padding: 0 28px;
  border: 0;
  border-radius: 12px;
  color: #fff;
  background: linear-gradient(135deg, var(--orange-400), var(--orange-600));
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 10px 25px rgba(232, 95, 22, .26);
  transition: transform .16s ease, box-shadow .16s ease;
}
.search button:hover { transform: translateY(-1px); box-shadow: 0 14px 32px rgba(232, 95, 22, .31); }
.trust-row { margin-top: 26px; display: flex; gap: 10px; flex-wrap: wrap; }
.trust-row span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}
.trust-row b {
  width: 25px;
  height: 25px;
  display: grid;
  place-items: center;
  border: 1px solid #d8e8f5;
  border-radius: 50%;
  color: var(--blue-700);
  background: var(--blue-050);
  font-size: 9px;
}
.hero-visual {
  position: relative;
  z-index: 2;
  min-height: 570px;
  display: grid;
  place-items: center;
}
.hero-visual::before {
  content: "";
  position: absolute;
  inset: 36px 8px 36px 18px;
  border: 1px solid rgba(197, 216, 232, .8);
  border-radius: 46% 54% 48% 52% / 48% 44% 56% 52%;
  background: linear-gradient(145deg, rgba(245, 250, 255, .96), rgba(255, 255, 255, .65));
  box-shadow: var(--shadow-lg);
}
.hero-visual img { position: relative; z-index: 3; width: min(100%, 710px); filter: drop-shadow(0 22px 22px rgba(16, 45, 77, .09)); }
.visual-orbit { position: absolute; border: 1px solid rgba(43, 120, 197, .17); border-radius: 50%; }
.orbit-one { width: 470px; height: 470px; }
.orbit-two { width: 560px; height: 330px; transform: rotate(-22deg); }
.visual-label {
  position: absolute;
  z-index: 5;
  padding: 10px 13px;
  display: flex;
  align-items: center;
  gap: 9px;
  border: 1px solid rgba(197, 216, 232, .9);
  border-radius: 12px;
  color: var(--navy-900);
  background: rgba(255, 255, 255, .94);
  font-size: 12px;
  font-weight: 800;
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(8px);
}
.label-pubmed { left: 17px; top: 114px; }
.label-evidence { right: 18px; bottom: 105px; border-color: #ffd4b9; color: var(--orange-600); }

.library-intro {
  width: min(1180px, calc(100% - 48px));
  margin: 68px auto 40px;
  padding: 42px 0 0;
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 60px;
  border-top: 1px solid var(--line);
}
.library-intro h2 { margin: 8px 0 0; font-size: clamp(38px, 5vw, 60px); font-weight: 500; letter-spacing: -.035em; }
.library-intro > p { align-self: end; margin: 0 0 7px; color: var(--muted); font-size: 17px; }

.collection,
.evidence-section,
.empty-state,
.research-notice,
.prose {
  width: min(1180px, calc(100% - 48px));
  margin-left: auto;
  margin-right: auto;
}
.collection { margin-bottom: 104px; }
.section-heading {
  margin-bottom: 28px;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
}
.section-heading h2 { margin: 5px 0 0; font-size: 42px; font-weight: 500; }
.section-heading > p { margin: 0 0 6px; color: var(--muted); font-size: 13px; font-weight: 700; }
.section-number { color: var(--orange-600); font-size: 11px; font-weight: 850; letter-spacing: .14em; text-transform: uppercase; }
.topic-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.topic-card {
  position: relative;
  min-height: 305px;
  padding: 30px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  color: var(--ink);
  background: linear-gradient(145deg, #fff 0%, #fff 70%, #f4f9fd 100%);
  text-decoration: none;
  box-shadow: var(--shadow-sm);
  transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease;
}
.topic-card::after {
  content: "";
  position: absolute;
  right: -64px;
  bottom: -72px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: rgba(43, 120, 197, .07);
}
.topic-card:nth-child(3n+2)::after { background: rgba(243, 107, 33, .07); }
.topic-card:hover {
  transform: translateY(-5px);
  border-color: #b7d1e7;
  box-shadow: var(--shadow-md);
}
.card-topline { display: flex; align-items: center; justify-content: space-between; }
.book-mark { color: var(--blue-700); font-size: 11px; font-weight: 850; letter-spacing: .13em; text-transform: uppercase; }
.card-arrow {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--orange-600);
  background: #fff;
  font-size: 17px;
  transition: transform .2s ease, background .2s ease;
}
.topic-card:hover .card-arrow { transform: rotate(45deg); color: #fff; background: var(--orange-500); }
.card-icon {
  width: 52px;
  height: 52px;
  margin-top: 24px;
  display: grid;
  place-items: center;
  border-radius: 15px;
  color: var(--blue-700);
  background: var(--blue-100);
}
.card-icon svg { width: 28px; height: 28px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.topic-card h3 { margin: 20px 0 9px; font-size: 31px; font-weight: 500; }
.topic-card p { margin: 0 0 24px; color: var(--muted); font-size: 14px; }
.card-link { position: relative; z-index: 2; margin-top: auto; color: var(--navy-900); font-size: 13px; font-weight: 850; }
.no-results { padding: 50px; border: 1px dashed var(--line-strong); border-radius: var(--radius-lg); text-align: center; background: var(--blue-050); }
.no-results h3 { margin-bottom: 8px; font-size: 28px; }
.no-results p { margin: 0; color: var(--muted); }

.standards-band {
  width: min(1280px, calc(100% - 48px));
  margin: 0 auto 108px;
  padding: 72px;
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: 62px;
  border-radius: var(--radius-xl);
  color: #fff;
  background:
    radial-gradient(circle at 100% 0%, rgba(43, 120, 197, .50), transparent 32rem),
    linear-gradient(135deg, var(--navy-950), var(--navy-800));
  box-shadow: var(--shadow-lg);
}
.standards-heading h2 { margin: 10px 0 0; color: #fff; font-size: 54px; font-weight: 500; letter-spacing: -.035em; }
.standards-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 17px; }
.standards-grid article { padding: 24px 20px; border: 1px solid rgba(255, 255, 255, .15); border-radius: 18px; background: rgba(255, 255, 255, .06); }
.standards-grid article > span { color: #ffb274; font-size: 11px; font-weight: 900; letter-spacing: .14em; }
.standards-grid h3 { margin: 18px 0 10px; color: #fff; font-family: inherit; font-size: 17px; line-height: 1.3; }
.standards-grid p { margin: 0; color: #c7d7e6; font-size: 13px; }

/* Topic pages */
.topic-hero {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
  padding: 42px 0 60px;
}
.topic-breadcrumb { margin-bottom: 48px; display: flex; gap: 9px; flex-wrap: wrap; color: var(--soft-muted); font-size: 12px; }
.topic-breadcrumb a { color: var(--blue-700); text-decoration: none; }
.topic-breadcrumb strong { color: var(--navy-900); }
.topic-hero-grid { display: grid; grid-template-columns: 1fr 320px; align-items: center; gap: 70px; }
.topic-hero h1 { margin: 10px 0 18px; font-size: clamp(54px, 8vw, 88px); font-weight: 500; letter-spacing: -.045em; }
.topic-hero .lede { max-width: 760px; margin: 0; color: var(--muted); font-size: 20px; }
.trust-strip { margin-top: 28px; display: flex; gap: 9px; flex-wrap: wrap; }
.trust-strip span,
.study-tags span,
.claim-meta span {
  padding: 7px 11px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: #50677c;
  background: #fff;
  font-size: 11px;
  font-weight: 750;
}
.topic-volume {
  min-height: 350px;
  padding: 32px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-end;
  border: 1px solid var(--line);
  border-radius: 26px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, .22), transparent 45%),
    linear-gradient(145deg, #e9f4fd, #fff 60%, #fff0e5);
  box-shadow: var(--shadow-md);
}
.topic-volume img { width: 92px; height: 92px; margin-bottom: auto; }
.topic-volume span { color: var(--orange-600); font-size: 10px; font-weight: 900; letter-spacing: .14em; text-transform: uppercase; }
.topic-volume strong { margin-top: 8px; color: var(--navy-950); font-family: Georgia, serif; font-size: 30px; line-height: 1.1; }
.topic-volume small { margin-top: 9px; color: var(--muted); }
.report-status {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto 28px;
  padding: 18px 22px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  border: 1px solid #cce6dc;
  border-radius: 16px;
  background: #f2fbf7;
}
.report-status > div { display: flex; flex-direction: column; }
.report-status small { color: var(--muted); font-size: 10px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.report-status strong { color: var(--navy-900); text-transform: capitalize; }
.report-status.review_required { border-color: #f0d1b6; background: #fff6ed; }

.evidence-section {
  margin-bottom: 24px;
  padding: 38px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(255, 255, 255, .96);
  box-shadow: var(--shadow-sm);
}
.evidence-title { margin-bottom: 22px; display: flex; align-items: center; gap: 15px; }
.evidence-title > span {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border-radius: 11px;
  color: var(--orange-600);
  background: var(--orange-100);
  font-size: 11px;
  font-weight: 900;
}
.evidence-title h2 { margin: 0; font-size: 36px; font-weight: 500; }
.claim { padding: 24px 0; border-top: 1px solid var(--line); }
.claim:first-of-type { border-top: 0; }
.claim h3 { margin-bottom: 6px; font-size: 24px; }
.claim p { margin: 0 0 15px; color: #32495f; font-size: 17px; }
.claim-meta, .citations, .study-tags { display: flex; gap: 7px; flex-wrap: wrap; }
.citations { margin-top: 14px; }
.citations a,
.conflict-sides a {
  padding: 7px 10px;
  border-radius: 8px;
  color: var(--blue-700);
  background: var(--blue-050);
  font-size: 11px;
  font-weight: 800;
  text-decoration: none;
}
.citations a:hover, .conflict-sides a:hover { background: var(--blue-100); }
.treatment-grid { margin-top: 18px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.treatment-card, .conflict-card {
  padding: 25px;
  border: 1px solid var(--line);
  border-radius: 17px;
  background: #fff;
}
.treatment-heading > span { color: var(--orange-600); font-size: 10px; font-weight: 900; letter-spacing: .12em; text-transform: uppercase; }
.treatment-card h3, .conflict-card h3 { margin: 7px 0 20px; font-size: 27px; font-weight: 500; }
dl { margin: 0; display: grid; grid-template-columns: 145px 1fr; gap: 9px 16px; }
dt { color: var(--navy-800); font-size: 12px; font-weight: 850; }
dd { margin: 0; color: #496075; font-size: 13px; }
.conflict-card { margin-top: 15px; background: linear-gradient(145deg, #fff, #f8fbfe); }
.conflict-card h4 { margin: 24px 0 8px; font-family: inherit; font-size: 14px; }
.conflict-card li { color: var(--muted); }
.conflict-sides { margin-top: 22px; display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.conflict-sides > div { padding: 17px; display: flex; flex-direction: column; align-items: flex-start; gap: 8px; border-radius: 13px; background: var(--blue-050); }
.conflict-sides > div:last-child { background: #fff6ee; }
.method-note { max-width: 840px; margin: -8px 0 24px; color: var(--muted); font-size: 13px; }
.study-group { border-top: 1px solid var(--line); }
.study-group summary { padding: 20px 0; display: flex; justify-content: space-between; gap: 20px; color: var(--navy-900); cursor: pointer; font-weight: 850; text-transform: capitalize; list-style: none; }
.study-group summary::-webkit-details-marker { display: none; }
.study-group summary::after { content: "+"; margin-left: auto; color: var(--orange-600); font-size: 22px; font-weight: 500; }
.study-group[open] summary::after { content: "−"; }
.study-group summary b { margin-left: auto; color: var(--muted); font-size: 12px; }
.study-row { padding: 26px 0; display: grid; grid-template-columns: 68px 1fr; gap: 22px; border-top: 1px solid var(--line); }
.score {
  width: 62px;
  height: 62px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border-radius: 18px;
  color: #fff;
  background: linear-gradient(145deg, var(--blue-600), var(--navy-800));
  font-size: 15px;
  font-weight: 900;
  box-shadow: 0 10px 24px rgba(33, 108, 178, .20);
}
.score small { color: #d9ebf9; font-size: 8px; letter-spacing: .12em; text-transform: uppercase; }
.study-row h3 { margin: 11px 0 7px; font-size: 21px; line-height: 1.35; }
.study-row h3 a { text-decoration: none; }
.study-row h3 a:hover { color: var(--blue-700); }
.study-row .publication-line { margin: 0; color: var(--blue-700); font-size: 12px; font-weight: 750; }
.study-row .abstract { margin: 9px 0 0; color: var(--muted); font-size: 13px; }
.warning-tag { color: var(--danger) !important; background: #fff1ef !important; }
.empty-state { margin-bottom: 30px; padding: 62px; border: 1px solid var(--line); border-radius: 24px; text-align: center; background: linear-gradient(145deg, #fff, var(--blue-050)); }
.empty-state .empty-icon { width: 82px; height: 82px; margin: 0 auto 16px; display: grid; place-items: center; border-radius: 22px; background: #fff; box-shadow: var(--shadow-sm); }
.empty-state h2 { margin: 8px 0 10px; font-size: 41px; font-weight: 500; }
.empty-state > p:last-child { max-width: 690px; margin: 0 auto; color: var(--muted); }
.research-notice { margin-top: 28px; margin-bottom: 80px; padding: 23px 26px; display: grid; grid-template-columns: 40px 1fr; gap: 16px; border: 1px solid #f2d3bb; border-radius: 17px; background: #fff8f2; }
.notice-mark { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 50%; color: #fff; background: var(--orange-500); font-family: Georgia, serif; font-weight: 800; }
.research-notice strong { color: var(--navy-900); }
.research-notice p { margin: 5px 0 0; color: #6d5e53; font-size: 13px; }

/* Content pages */
.prose { max-width: 880px; padding: 80px 0 100px; }
.prose h1 { margin-bottom: 25px; font-size: clamp(52px, 7vw, 78px); font-weight: 500; letter-spacing: -.045em; }
.prose h2 { margin-top: 47px; margin-bottom: 12px; font-size: 31px; font-weight: 500; }
.prose p, .prose li { color: #41586d; font-size: 17px; }
.prose li { margin: 13px 0; }
.principles { padding-left: 22px; }

.site-footer {
  width: min(1280px, calc(100% - 48px));
  margin: 0 auto;
  padding: 36px 0 48px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 22px 50px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}
.footer-brand { display: flex; align-items: center; gap: 12px; }
.footer-brand img { width: 42px; height: 42px; }
.footer-brand strong { color: var(--navy-950); font-family: Georgia, serif; font-size: 22px; }
.footer-brand p { margin: 1px 0 0; font-size: 12px; }
.footer-links { display: flex; align-items: center; justify-content: flex-end; gap: 18px; flex-wrap: wrap; }
.footer-links a { color: #536a7e; font-size: 12px; font-weight: 700; text-decoration: none; }
.footer-links a:hover { color: var(--blue-700); }
.footer-source { grid-column: 1 / -1; margin: 0; padding-top: 18px; border-top: 1px solid #edf2f6; font-size: 11px; }

@media (max-width: 1080px) {
  .hero-shell { grid-template-columns: 1fr .88fr; gap: 12px; }
  .hero-copy h1 { font-size: clamp(58px, 7.5vw, 84px); }
  .hero-visual { min-height: 520px; }
  .standards-band { padding: 54px; grid-template-columns: 1fr; }
  .standards-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 880px) {
  .site-header { width: min(100% - 32px, 1280px); }
  .brand-copy small { display: none; }
  .site-header nav { gap: 2px; }
  .site-header nav a { padding: 9px; font-size: 12px; }
  .site-header nav a:nth-child(2),
  .site-header nav a:nth-child(3) { display: none; }
  .hero-shell { width: min(100% - 32px, 1280px); min-height: auto; padding-top: 60px; grid-template-columns: 1fr; }
  .hero-copy { max-width: none; }
  .hero-visual { min-height: 500px; margin-top: -10px; }
  .library-intro { width: min(100% - 32px, 1180px); grid-template-columns: 1fr; gap: 20px; }
  .collection, .evidence-section, .empty-state, .research-notice, .prose, .topic-hero, .report-status { width: min(100% - 32px, 1180px); }
  .topic-grid { grid-template-columns: 1fr; }
  .topic-hero-grid { grid-template-columns: 1fr; gap: 32px; }
  .topic-volume { min-height: 280px; }
  .treatment-grid { grid-template-columns: 1fr; }
  .standards-band { width: min(100% - 32px, 1280px); }
  .standards-grid { grid-template-columns: 1fr; }
  .site-footer { width: min(100% - 32px, 1280px); grid-template-columns: 1fr; }
  .footer-links { justify-content: flex-start; }
}

@media (max-width: 620px) {
  body { background: #fff; }
  .site-header { padding: 14px 0; }
  .brand-lockup img { width: 40px; height: 40px; }
  .brand-copy strong { font-size: 22px; }
  .site-header nav a:not(.nav-notice) { display: none; }
  .site-header nav .nav-notice { margin: 0; padding: 8px 11px; font-size: 11px; }
  .hero-shell { padding-top: 42px; }
  .source-pill { margin-bottom: 18px; }
  .hero-copy h1 { margin-top: 10px; font-size: clamp(48px, 15vw, 66px); }
  .hero-copy .lede { font-size: 17px; }
  .search { padding: 7px; display: grid; grid-template-columns: 38px 1fr; }
  .search input { padding: 13px 5px; font-size: 14px; }
  .search button { grid-column: 1 / -1; width: 100%; }
  .trust-row { gap: 8px 14px; }
  .hero-visual { min-height: 390px; margin-top: 0; }
  .hero-visual::before { inset: 18px 0; border-radius: 30px; }
  .label-pubmed { left: 8px; top: 52px; }
  .label-evidence { right: 8px; bottom: 48px; }
  .visual-label { padding: 8px 10px; font-size: 10px; }
  .library-intro { margin-top: 40px; }
  .library-intro h2 { font-size: 39px; }
  .section-heading { align-items: flex-start; flex-direction: column; gap: 8px; }
  .section-heading h2 { font-size: 35px; }
  .topic-card { min-height: 285px; padding: 25px; }
  .standards-band { margin-bottom: 72px; padding: 38px 24px; }
  .standards-heading h2 { font-size: 41px; }
  .topic-hero { padding-top: 28px; }
  .topic-breadcrumb { margin-bottom: 32px; }
  .topic-hero h1 { font-size: 52px; }
  .topic-volume { padding: 26px; }
  .report-status { grid-template-columns: 1fr; }
  .evidence-section { padding: 25px 20px; }
  .evidence-title { align-items: flex-start; }
  .evidence-title h2 { font-size: 30px; }
  dl { grid-template-columns: 1fr; gap: 3px; }
  dd { margin-bottom: 11px; }
  .conflict-sides { grid-template-columns: 1fr; }
  .study-row { grid-template-columns: 1fr; }
  .score { width: 56px; height: 56px; }
  .empty-state { padding: 42px 22px; }
  .empty-state h2 { font-size: 34px; }
  .research-notice { grid-template-columns: 1fr; }
  .prose { padding-top: 54px; }
  .prose h1 { font-size: 49px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}

/* Alexandria 0.3 structured evidence engine */
.catalog-group { margin-bottom: 72px; }
.snapshot-head {
  width: min(1180px, calc(100% - 48px));
  margin: 18px auto 24px;
  padding: 34px 38px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 34px;
  align-items: end;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, #fff 0%, var(--blue-050) 100%);
  box-shadow: var(--shadow-sm);
}
.snapshot-head h2 { margin: 7px 0 12px; font-size: clamp(32px, 4vw, 48px); font-weight: 500; }
.snapshot-head > div:first-child > p:last-child { max-width: 840px; margin: 0; color: #455d73; font-size: 16px; }
.snapshot-meta { min-width: 210px; display: grid; gap: 7px; color: var(--muted); font-size: 11px; font-weight: 750; text-align: right; text-transform: uppercase; letter-spacing: .06em; }
.snapshot-meta a { margin-top: 6px; color: var(--orange-600); text-decoration: none; }
.snapshot-meta a:hover { text-decoration: underline; }

.metric-grid {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto 30px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 13px;
}
.metric-grid article {
  min-height: 150px;
  padding: 23px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: #fff;
  box-shadow: 0 5px 18px rgba(16, 45, 77, .04);
}
.metric-grid small { display: block; color: var(--blue-700); font-size: 10px; font-weight: 850; letter-spacing: .12em; text-transform: uppercase; }
.metric-grid strong { display: block; margin: 7px 0 4px; color: var(--navy-950); font-family: Georgia, serif; font-size: 37px; line-height: 1; }
.metric-grid span { color: var(--muted); font-size: 12px; }

.chart-section { width: min(1180px, calc(100% - 48px)); margin: 0 auto 34px; }
.compact-heading { margin-bottom: 19px; }
.chart-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 15px; }
.chart-card {
  min-width: 0;
  padding: 25px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: #fff;
  box-shadow: var(--shadow-sm);
}
.chart-wide { grid-column: 1 / -1; }
.chart-card-head { margin-bottom: 22px; display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; }
.chart-card-head small { color: var(--orange-600); font-size: 10px; font-weight: 850; letter-spacing: .12em; text-transform: uppercase; }
.chart-card-head h3 { margin: 4px 0 0; font-size: 25px; font-weight: 500; }
.chart-card-head > span { color: var(--soft-muted); font-size: 10px; font-weight: 700; }
.year-chart { min-height: 230px; display: grid; grid-template-columns: repeat(12, minmax(24px, 1fr)); align-items: end; gap: 7px; }
.year-column { height: 215px; display: grid; grid-template-rows: 25px 1fr 25px; align-items: end; text-align: center; }
.year-column b { color: var(--navy-800); font-size: 10px; }
.year-column > div { height: 155px; display: flex; align-items: end; border-radius: 9px 9px 3px 3px; background: #eef5fb; overflow: hidden; }
.year-column i { width: 100%; min-height: 4px; display: block; border-radius: 8px 8px 2px 2px; background: linear-gradient(180deg, var(--orange-400), var(--orange-600)); }
.year-column span { color: var(--muted); font-size: 9px; transform: rotate(-35deg); transform-origin: center; }
.bar-chart { display: grid; gap: 14px; }
.bar-row > div:first-child { margin-bottom: 5px; display: flex; justify-content: space-between; gap: 12px; color: #425b72; font-size: 11px; }
.bar-row b { color: var(--navy-900); }
.bar-track { height: 8px; border-radius: 999px; background: #edf4fa; overflow: hidden; }
.bar-track i { height: 100%; min-width: 3px; display: block; border-radius: inherit; background: linear-gradient(90deg, var(--blue-600), var(--navy-800)); }
.orange-bars .bar-track i { background: linear-gradient(90deg, var(--orange-400), var(--orange-600)); }
.blue-bars .bar-track i { background: linear-gradient(90deg, #69a8dd, var(--blue-700)); }
.chart-warning { margin: 18px 0 0; padding-top: 14px; border-top: 1px solid #edf2f6; color: var(--muted); font-size: 11px; }

.source-card-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.source-card {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(145deg, #fff, #fbfdff);
}
.source-card h3 { margin: 10px 0 7px; font-size: 19px; line-height: 1.3; }
.source-card h3 a { text-decoration: none; }
.source-card h3 a:hover { color: var(--blue-700); }
.source-card > p { margin: 0 0 12px; color: var(--muted); font-size: 12px; }
.source-card .abstract { margin-top: 10px; font-size: 12px; line-height: 1.55; }
.pmid-link { color: var(--orange-600); font-size: 11px; font-weight: 800; text-decoration: none; }
.pmid-link:hover { text-decoration: underline; }
.empty-inline { grid-column: 1 / -1; padding: 24px; border: 1px dashed var(--line-strong); border-radius: var(--radius-md); background: var(--blue-050); }
.empty-inline h3 { margin-bottom: 6px; font-size: 20px; }
.empty-inline p { margin: 0; color: var(--muted); }

.timeline-list { position: relative; display: grid; gap: 0; }
.timeline-list::before { content: ""; position: absolute; top: 9px; bottom: 9px; left: 45px; width: 1px; background: var(--line-strong); }
.timeline-item { position: relative; padding: 15px 0; display: grid; grid-template-columns: 90px 1fr; gap: 18px; border-bottom: 1px solid #edf2f6; }
.timeline-item:last-child { border-bottom: 0; }
.timeline-date { position: relative; z-index: 1; width: 58px; height: 32px; display: grid; place-items: center; border: 1px solid #c9def0; border-radius: 999px; color: var(--navy-800); background: #fff; font-size: 11px; font-weight: 850; }
.timeline-item h3 { margin: 7px 0 4px; font-size: 18px; line-height: 1.25; }
.timeline-item h3 a { text-decoration: none; }
.timeline-item h3 a:hover { color: var(--blue-700); }
.timeline-item p { margin: 0; color: var(--muted); font-size: 11px; }

.treatment-evidence-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 15px; }
.treatment-evidence-card { padding: 25px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: #fff; box-shadow: 0 7px 22px rgba(16, 45, 77, .05); }
.treatment-evidence-card .treatment-heading span { color: var(--orange-600); font-size: 10px; font-weight: 850; letter-spacing: .08em; text-transform: uppercase; }
.treatment-evidence-card .treatment-heading h3 { margin: 5px 0 14px; font-size: 27px; font-weight: 500; }
.mini-metrics { margin-bottom: 17px; display: flex; gap: 8px; flex-wrap: wrap; }
.mini-metrics span { padding: 6px 8px; border-radius: 8px; color: #536b80; background: var(--blue-050); font-size: 10px; }
.mini-metrics b { color: var(--navy-900); }
.treatment-evidence-card dl { font-size: 12px; }
.compact-citations { margin-top: 15px; }
.compact-citations a { font-size: 9px; }
.direction-pills { margin: 13px 0; display: flex; gap: 7px; flex-wrap: wrap; }
.direction-pills span { padding: 5px 8px; border-radius: 999px; color: var(--navy-800); background: var(--blue-100); font-size: 10px; font-weight: 750; }
.conflict-title-row { display: flex; align-items: flex-start; justify-content: space-between; gap: 18px; }
.conflict-title-row small { color: var(--orange-600); font-size: 10px; font-weight: 850; text-transform: uppercase; }
.conflict-title-row h3 { margin: 4px 0 0; }
.conflict-title-row > span { padding: 6px 10px; border-radius: 999px; color: var(--navy-800); background: var(--blue-100); font-size: 10px; font-weight: 800; white-space: nowrap; }
.two-column-evidence { width: min(1180px, calc(100% - 48px)); margin: 0 auto; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 17px; }
.two-column-evidence .evidence-section { width: auto; margin: 0 0 30px; }
.compact-study { padding: 14px 0; border-bottom: 1px solid #edf2f6; }
.compact-study:last-child { border-bottom: 0; }
.compact-study h3 { margin: 0 0 5px; font-size: 17px; line-height: 1.3; }
.compact-study h3 a { text-decoration: none; }
.compact-study h3 a:hover { color: var(--blue-700); }
.compact-study p { margin: 0; color: var(--muted); font-size: 10px; }
.gap-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.gap-grid article { padding: 20px; border: 1px solid #f0d7c4; border-radius: var(--radius-md); background: #fff9f4; }
.gap-grid h3 { margin-bottom: 7px; font-size: 18px; }
.gap-grid p { margin: 0; color: #6b5b4f; font-size: 12px; }
.verified-report-banner { width: min(1180px, calc(100% - 48px)); margin: 42px auto 20px; padding: 30px 34px; display: grid; grid-template-columns: 1fr auto; gap: 25px; border-radius: var(--radius-lg); color: #fff; background: linear-gradient(135deg, var(--navy-950), var(--navy-800)); }
.verified-report-banner h2 { margin: 6px 0 0; color: #fff; font-size: 31px; font-weight: 500; }
.verified-report-banner > div:last-child { display: grid; grid-template-columns: auto auto; gap: 4px 14px; align-content: center; font-size: 11px; }
.verified-report-banner small { color: #bcd8ef; }
.verified-report-banner strong { color: #fff; }
.narrative-section { border-color: #cfe0ef; }

@media (max-width: 880px) {
  .snapshot-head, .metric-grid, .chart-section, .two-column-evidence, .verified-report-banner { width: min(100% - 32px, 1180px); }
  .snapshot-head { grid-template-columns: 1fr; }
  .snapshot-meta { text-align: left; }
  .metric-grid { grid-template-columns: repeat(2, 1fr); }
  .chart-grid, .source-card-grid, .treatment-evidence-grid, .two-column-evidence, .gap-grid { grid-template-columns: 1fr; }
  .chart-wide { grid-column: auto; }
  .verified-report-banner { grid-template-columns: 1fr; }
}

@media (max-width: 620px) {
  .snapshot-head { padding: 25px 21px; }
  .metric-grid { grid-template-columns: 1fr; }
  .metric-grid article { min-height: 125px; }
  .chart-card { padding: 20px 16px; }
  .year-chart { grid-template-columns: repeat(6, minmax(25px, 1fr)); overflow-x: auto; }
  .year-column:nth-child(-n+6) { display: none; }
  .source-card-grid, .treatment-evidence-grid, .gap-grid { grid-template-columns: 1fr; }
  .timeline-item { grid-template-columns: 70px 1fr; gap: 9px; }
  .timeline-list::before { left: 28px; }
  .timeline-date { width: 56px; }
  .conflict-title-row { display: block; }
  .conflict-title-row > span { display: inline-block; margin-top: 8px; }
}

/* Alexandria 0.3 structured outcome and transparency views */
.effect-data-section,
.transparency-section {
  margin: 42px 0;
  padding: clamp(26px, 4vw, 46px);
  border: 1px solid var(--line);
  border-radius: 28px;
  background: #fff;
  box-shadow: 0 24px 64px rgba(18, 49, 82, 0.07);
}

.forest-card {
  margin-top: 26px;
  padding: 24px;
  border: 1px solid #dce8f3;
  border-radius: 22px;
  background: linear-gradient(180deg, #fbfdff 0%, #f6faff 100%);
}

.forest-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 18px;
}

.forest-card-head small,
.transparency-agencies > small {
  display: block;
  margin-bottom: 5px;
  color: var(--orange);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.forest-card-head h3 {
  margin: 0;
  color: var(--navy);
  font-family: var(--serif);
  font-size: clamp(1.25rem, 2vw, 1.7rem);
}

.forest-card-head > span {
  color: var(--muted);
  font-size: 0.78rem;
  white-space: nowrap;
}

.forest-axis {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  margin: 0 126px 8px min(320px, 36%);
  color: #75869a;
  font-size: 0.68rem;
}

.forest-axis span:nth-child(2),
.forest-axis span:nth-child(3),
.forest-axis span:nth-child(4) { text-align: center; }
.forest-axis span:last-child { text-align: right; }
.forest-reference-label { color: var(--orange); font-weight: 800; }

.forest-row {
  display: grid;
  grid-template-columns: minmax(220px, 36%) minmax(220px, 1fr) 108px;
  align-items: center;
  gap: 18px;
  min-height: 58px;
  border-top: 1px solid #e6eef6;
}

.forest-label a {
  display: block;
  color: var(--navy);
  font-weight: 750;
  text-decoration: none;
}

.forest-label small,
.forest-value small,
.effect-table td small {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.7rem;
}

.forest-plot {
  position: relative;
  height: 30px;
  border-left: 1px solid #d7e2ee;
  border-right: 1px solid #d7e2ee;
  background-image: linear-gradient(to right, transparent 24.75%, #e5edf5 25%, transparent 25.25%, transparent 74.75%, #e5edf5 75%, transparent 75.25%);
}

.forest-reference {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  background: rgba(238, 112, 38, 0.65);
}

.forest-ci {
  position: absolute;
  top: 14px;
  height: 2px;
  min-width: 2px;
  background: #2b6da6;
}

.forest-point {
  position: absolute;
  top: 10px;
  width: 10px;
  height: 10px;
  margin-left: -5px;
  border: 2px solid #fff;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 0 2px rgba(238, 112, 38, 0.22);
}

.forest-value {
  color: var(--navy);
  font-weight: 800;
  text-align: right;
}

.effect-table-wrap,
.coi-details {
  margin-top: 22px;
  border: 1px solid #dfe8f0;
  border-radius: 18px;
  overflow: hidden;
  background: #fff;
}

.effect-table-wrap summary,
.coi-details summary {
  padding: 17px 20px;
  cursor: pointer;
  color: var(--navy);
  font-weight: 750;
  background: #f8fbfe;
}

.effect-table-wrap summary b,
.coi-details summary b {
  float: right;
  color: var(--orange);
}

.effect-table-scroll { overflow-x: auto; }
.effect-table { width: 100%; border-collapse: collapse; min-width: 900px; }
.effect-table th,
.effect-table td { padding: 14px 16px; border-top: 1px solid #e6edf4; text-align: left; vertical-align: top; }
.effect-table th { color: #65768a; font-size: 0.72rem; letter-spacing: 0.06em; text-transform: uppercase; }
.effect-table td { color: #33485d; font-size: 0.84rem; }
.effect-table td:first-child { width: 34%; }
.effect-table a { color: #236a9d; font-weight: 750; text-decoration: none; }

.transparency-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 0.85fr)) minmax(280px, 1.3fr);
  gap: 18px;
  margin-top: 24px;
}

.transparency-stat,
.transparency-agencies {
  padding: 22px;
  border: 1px solid #e0e9f1;
  border-radius: 20px;
  background: #f9fbfd;
}

.transparency-stat small {
  display: block;
  color: #607488;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.transparency-stat strong {
  display: block;
  margin: 8px 0;
  color: var(--navy);
  font-family: var(--serif);
  font-size: 2.5rem;
}

.transparency-stat span,
.transparency-agencies p {
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.55;
}

.transparency-agencies > div {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 9px 0;
  border-top: 1px solid #e1eaf2;
  color: #385066;
  font-size: 0.8rem;
}

.transparency-agencies > div b { color: var(--orange); }

.coi-details article {
  padding: 17px 20px;
  border-top: 1px solid #e7edf3;
}

.coi-details h3 { margin: 0 0 7px; font-size: 0.95rem; }
.coi-details h3 a { color: var(--navy); text-decoration: none; }
.coi-details p { margin: 0; color: #52677a; font-size: 0.82rem; line-height: 1.55; }
.coi-details small { color: #7c8c9b; }

@media (max-width: 900px) {
  .transparency-grid { grid-template-columns: 1fr; }
  .forest-axis { margin-left: 0; margin-right: 0; }
  .forest-row { grid-template-columns: 1fr; gap: 6px; padding: 14px 0; }
  .forest-value { text-align: left; }
  .forest-plot { width: 100%; }
}

.conflict-reasons {
  margin: 14px 0 16px;
  padding-left: 20px;
  color: var(--muted);
}
.conflict-reasons li { margin: 7px 0; }