/* Primer — modern, minimal, mobile first.
   Breakpoints: 640px (large phone), 900px (desktop: top navigation replaces the bottom tab bar).
   Type: Space Grotesk for text and headings, JetBrains Mono for figures and labels (both OFL, self-hosted in /fonts). */
@font-face { font-family: "Space Grotesk"; src: url("../fonts/space-grotesk.woff2") format("woff2"); font-weight: 300 700; font-style: normal; font-display: swap; }
@font-face { font-family: "JetBrains Mono"; src: url("../fonts/jetbrains-mono.woff2") format("woff2"); font-weight: 100 800; font-style: normal; font-display: swap; }
:root {
  --font: "Space Grotesk", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", "Cascadia Mono", Consolas, monospace;
  --bg: #F7F7F8;
  --surface: #FFFFFF;
  --ink: #0F1115;
  --muted: #6B7080;
  --faint: #9AA0AC;
  --line: #E7E8EC;
  --accent: #3B5BDB;
  --accent-ink: #FFFFFF;
  --accent-soft: #EEF1FD;
  --warn-soft: #FFF6E5;
  --danger: #C2410C;
  --ok: #15803D;
  --ev-approved: #15803D;
  --ev-regional: #0E7490;
  --ev-clinical: #B45309;
  --ev-preclinical: #6D28D9;
  --radius: 14px;
  --radius-sm: 10px;
  --tabbar-h: 64px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0B0C0F;
    --surface: #14161B;
    --ink: #F2F3F5;
    --muted: #A0A5B1;
    --faint: #6E7480;
    --line: #23262E;
    --accent: #8EA2FF;
    --accent-ink: #0B0C0F;
    --accent-soft: #1A2142;
    --warn-soft: #2A2216;
    --danger: #FB923C;
    --ok: #4ADE80;
    --ev-approved: #4ADE80;
    --ev-regional: #22D3EE;
    --ev-clinical: #FBBF24;
    --ev-preclinical: #C4B5FD;
  }
}

/* ── Base */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 16px; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 400 15px/1.55 var(--font);
  -webkit-font-smoothing: antialiased; overflow-wrap: break-word;
  padding-bottom: calc(var(--tabbar-h) + env(safe-area-inset-bottom));
}
@media (min-width: 900px) { body { font-size: 16px; padding-bottom: 0; } html { scroll-padding-top: 88px; } }
img, svg { max-width: 100%; display: block; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, .h3 { font-weight: 600; letter-spacing: -0.03em; line-height: 1.15; margin: 0 0 .4em; }
h1 { font-size: clamp(1.75rem, 6vw, 3rem); }
h2 { font-size: clamp(1.35rem, 4.2vw, 2rem); }
h3, .h3 { font-size: 1.05rem; letter-spacing: -0.01em; }
p { margin: 0 0 1em; }
[hidden] { display: none !important; }
.wrap { width: 100%; max-width: 1120px; margin: 0 auto; padding: 0 16px; }
@media (min-width: 640px) { .wrap { padding: 0 24px; } }
.narrow { max-width: 760px; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--accent); color: var(--accent-ink); padding: 8px 12px; border-radius: 8px; z-index: 100; }
.skip:focus { left: 8px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
/* Figures and small labels read like instrument output. */
.ml, .stats dt, .out-meta dd, .draw strong, .cal-cell, .phases td, .tile strong, .tracker-site,
.eyebrow, .per, .opt-title, .tile span, .bodies figcaption, .pcard-cat, .badge, .status, .num, .cal-wd, #lib-count {
  font-family: var(--mono); font-variant-numeric: tabular-nums;
}
.eyebrow, .per, .bodies figcaption, .cal-wd { letter-spacing: .04em; }
.tile span, .badge, .status, .pcard-cat { letter-spacing: 0; }
.draw strong, .stats dt { letter-spacing: -0.04em; font-weight: 600; }

/* ── Header: static on phones (the tab bar navigates), sticky with links on desktop */
.site-header { background: var(--bg); }
.header-row { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 56px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.1rem; letter-spacing: -0.02em; color: var(--ink); margin: 0; }
.brand:hover { text-decoration: none; }
.menu-btn { display: none; }
.site-nav { display: none; }
.notice { margin: 0; color: var(--muted); font-size: .75rem; padding: 0 0 8px; }
@media (min-width: 900px) {
  .site-header { position: sticky; top: 0; z-index: 50; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: saturate(1.4) blur(10px); border-bottom: 1px solid var(--line); }
  .header-row { min-height: 64px; }
  .site-nav { display: flex; align-items: center; gap: 2px; }
  .site-nav a { color: var(--muted); padding: 8px 12px; border-radius: 999px; font-weight: 500; font-size: .92rem; }
  .site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--ink); background: var(--surface); text-decoration: none; }
  .site-nav select { margin-left: 8px; font: inherit; padding: 6px 10px; border-radius: 8px; border: 1px solid var(--line); background: var(--surface); color: var(--ink); }
  .notice { display: none; }
}

/* ── Bottom tab bar (phones) */
.tabbar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 60;
  display: grid; grid-template-columns: repeat(5, 1fr);
  height: calc(var(--tabbar-h) + env(safe-area-inset-bottom)); padding-bottom: env(safe-area-inset-bottom);
  background: color-mix(in srgb, var(--surface) 92%, transparent); backdrop-filter: saturate(1.4) blur(12px);
  border-top: 1px solid var(--line);
}
.tabbar a { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px; color: var(--faint); font-size: .68rem; font-weight: 600; letter-spacing: .01em; }
.tabbar a:hover { text-decoration: none; }
.tabbar svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.tabbar a[aria-current="page"] { color: var(--accent); }
@media (min-width: 900px) { .tabbar { display: none; } }

/* ── Buttons, chips, badges */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px; min-height: 44px; padding: 10px 18px;
  border-radius: 12px; border: 1px solid var(--line); background: var(--surface); color: var(--ink);
  font: 600 .92rem var(--font); cursor: pointer; white-space: nowrap;
}
.btn:hover { border-color: var(--faint); text-decoration: none; }
.btn-primary { background: var(--ink); border-color: var(--ink); color: var(--bg); }
.btn-primary:hover { opacity: .9; border-color: var(--ink); }
.btn-small { min-height: 36px; padding: 6px 12px; font-size: .84rem; border-radius: 10px; }
.btn-danger { color: var(--danger); }
.btn:disabled { opacity: .5; cursor: progress; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; }
.chips { display: flex; gap: 6px; list-style: none; padding: 0; margin: 0; }
.chip { display: inline-flex; align-items: center; justify-content: center; line-height: 1.25; flex: 0 0 auto; font: 500 .84rem var(--font); padding: 7px 12px; border-radius: 999px; border: 1px solid var(--line); background: var(--surface); color: var(--ink); cursor: pointer; white-space: nowrap; }
.chip:hover { text-decoration: none; border-color: var(--faint); }
.chip[aria-pressed="true"] { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.badge { display: inline-flex; align-items: center; gap: 6px; font: 600 .72rem/1 var(--font); padding: 5px 8px; border-radius: 999px; background: color-mix(in srgb, currentColor 10%, transparent); white-space: nowrap; }
.badge::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.ev-approved { color: var(--ev-approved); }
.ev-regional { color: var(--ev-regional); }
.ev-clinical { color: var(--ev-clinical); }
.ev-preclinical { color: var(--ev-preclinical); }
.status { font: 600 .72rem/1 var(--font); padding: 5px 8px; border-radius: 999px; white-space: nowrap; }
.status.ok { background: var(--accent-soft); color: var(--accent); }
.status.pending { background: var(--bg); color: var(--muted); }

/* ── Sections and cards */
.section { padding: 32px 0; }
.section + .section { border-top: 1px solid var(--line); }
@media (min-width: 900px) { .section { padding: 72px 0; } }
.eyebrow { font-size: .72rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--accent); margin: 0 0 8px; }
.lead { font-size: 1rem; color: var(--muted); max-width: 62ch; }
@media (min-width: 900px) { .lead { font-size: 1.1rem; } }
.sub { margin-top: 28px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; }
@media (min-width: 640px) { .card { padding: 20px; } }
.card p:last-child { margin-bottom: 0; }
.num { font-size: .75rem; font-weight: 700; color: var(--faint); display: block; margin-bottom: 6px; }
.cards-3, .cards-2 { display: grid; gap: 12px; margin-top: 20px; }
@media (min-width: 720px) { .cards-2 { grid-template-columns: 1fr 1fr; } }
@media (min-width: 900px) { .cards-3 { grid-template-columns: repeat(3, 1fr); } .cards-2, .cards-3 { gap: 16px; } }
.ticks, .steps { margin: 0; padding-left: 1.1em; }
.ticks li, .steps li { margin-bottom: .5em; }
.ticks li::marker, .steps li::marker { color: var(--faint); }

/* ── Hero */
.hero { padding: 16px 0 32px; }
.hero-grid { display: grid; gap: 24px; align-items: center; }
.hero h1 { max-width: 15ch; }
.hero .actions .btn { flex: 1 1 auto; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin: 24px 0 0; }
.stats div { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 12px; }
.stats dt { font-size: 1.4rem; font-weight: 700; letter-spacing: -0.02em; }
.stats dd { margin: 0; color: var(--muted); font-size: .75rem; line-height: 1.3; }
@media (min-width: 900px) {
  .hero { padding: 72px 0 80px; }
  .hero .actions .btn { flex: 0 0 auto; }
  .stats { max-width: 520px; }
}

/* ── Evidence legend */
.evidence-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.evidence-list li { display: grid; gap: 4px; font-size: .88rem; color: var(--muted); }
.evidence-list .badge { justify-self: start; }
@media (min-width: 720px) { .evidence-list { grid-template-columns: 1fr 1fr; gap: 16px; } }

/* ── Library: separate rounded cards; every category visible, wrapping to use the width */
.lib-tools { display: grid; gap: 12px; margin: 20px 0 8px; }
#lib-search { width: 100%; font: 400 16px var(--font); padding: 12px 14px; border-radius: 12px; border: 1px solid var(--line); background: var(--surface); color: var(--ink); }
#lib-chips { flex-wrap: wrap; gap: 6px; }
#lib-chips .chip { font-size: .8rem; padding: 6px 11px; }
#lib-count { font-size: .8rem; margin: 4px 0 10px; }
.grid { display: grid; gap: 10px; }
@media (min-width: 640px) { .grid { grid-template-columns: repeat(2, 1fr); gap: 12px; } }
@media (min-width: 1024px) { .grid { grid-template-columns: repeat(3, 1fr); } }
.pcard { display: flex; flex-direction: column; gap: 6px; padding: 16px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); color: var(--ink); }
.pcard:hover { text-decoration: none; border-color: var(--faint); }
.pcard-cat { order: -1; font-size: .7rem; font-weight: 600; text-transform: uppercase; color: var(--faint); }
.pcard-name { font-weight: 600; font-size: 1.05rem; letter-spacing: -0.02em; }
.pcard-sum { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; font-size: .86rem; color: var(--muted); }
.pcard-meta { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 2px; }
.pcard-vials { font-size: .75rem; color: var(--muted); font-family: var(--mono); }
@media (min-width: 900px) { .pcard { padding: 18px; gap: 8px; } .pcard-sum { -webkit-line-clamp: 3; } .pcard-meta { margin-top: auto; } }

/* ── Forms */
.field { display: grid; gap: 6px; font-weight: 600; font-size: .84rem; color: var(--muted); }
.field select, .field input, .field textarea {
  font: 400 16px var(--font); color: var(--ink); background: var(--surface);
  border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 11px 12px; min-width: 0; width: 100%;
}
.field textarea { resize: vertical; }
.field select:disabled { color: var(--muted); }
.input-unit { display: flex; }
.input-unit input { border-radius: var(--radius-sm) 0 0 var(--radius-sm); }
.input-unit select, .input-unit .unit { width: auto; flex: 0 0 auto; border-radius: 0 var(--radius-sm) var(--radius-sm) 0; border: 1px solid var(--line); border-left: 0; background: var(--bg); padding: 11px 12px; font: 600 .9rem var(--font); color: var(--muted); }
.field-fixed { margin: 0; padding: 12px 14px; border-radius: var(--radius-sm); background: var(--accent-soft); color: var(--ink); font-size: .88rem; }
.stack { display: grid; gap: 14px; }
.row-2 { display: grid; gap: 14px; }
@media (min-width: 520px) { .row-2 { grid-template-columns: 1fr 1fr; } }
.check { display: flex; gap: 10px; align-items: flex-start; font-size: .85rem; color: var(--muted); }
.check input { margin-top: 3px; width: 18px; height: 18px; flex: 0 0 auto; accent-color: var(--accent); }
.form-msg { margin: 0; color: var(--danger); font-size: .88rem; min-height: 1.2em; }
.link-btn { background: none; border: 0; padding: 4px 0; color: var(--accent); font: 500 .88rem var(--font); cursor: pointer; justify-self: start; }

/* ── Calculator */
.calc { display: grid; gap: 16px; margin-top: 20px; }
@media (min-width: 900px) { .calc { grid-template-columns: 1fr 1.25fr; gap: 24px; align-items: start; } }
.calc-form { display: grid; gap: 14px; }
.calc-out { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; }
@media (min-width: 640px) { .calc-out { padding: 20px; } }
.draw { margin: 0 0 4px; color: var(--muted); font-size: .85rem; font-weight: 600; }
.draw strong { display: block; font-size: clamp(2.2rem, 10vw, 3rem); font-weight: 700; letter-spacing: -0.03em; line-height: 1.05; color: var(--ink); }
.syringe { margin: 8px 0 12px; }
.syringe svg { width: 100%; height: auto; }
.syringe .barrel { fill: var(--bg); stroke: var(--faint); stroke-width: 1.5; }
.syringe .liquid { fill: var(--accent); opacity: .28; }
.syringe .ticks line { stroke: var(--muted); stroke-width: 1; }
.syringe .ticks text { font: 600 13px var(--font); fill: var(--muted); text-anchor: middle; }
.syringe .needle { stroke: var(--faint); stroke-width: 2; }
.syringe .hub { fill: var(--faint); }
.syringe .stopper, .syringe .thumb { fill: var(--ink); }
.syringe .rod { stroke: var(--ink); stroke-width: 4; }
.syringe .mark { font: 700 14px var(--font); fill: var(--accent); text-anchor: middle; }
.out-meta { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin: 0 0 12px; }
.out-meta div { background: var(--bg); border-radius: var(--radius-sm); padding: 10px 12px; }
.out-meta dt { font-size: .75rem; color: var(--muted); }
.out-meta dd { margin: 0; font-weight: 650; font-size: 1rem; }
.warnings { list-style: none; padding: 0; margin: 0 0 12px; display: grid; gap: 8px; }
.warnings:empty { display: none; }
.warnings li { background: var(--warn-soft); border-radius: var(--radius-sm); padding: 10px 12px; font-size: .85rem; }
.warnings li.err { color: var(--danger); }
.warnings li.info { background: var(--accent-soft); }
.plan-out { border-top: 1px solid var(--line); padding-top: 8px; margin-bottom: 8px; }

/* ── Treatment plan block (shared) */
.facts { margin: 0; display: grid; }
.facts > div { padding: 10px 0; border-bottom: 1px solid var(--line); display: grid; gap: 2px; }
.facts > div:last-child { border-bottom: 0; }
.facts dt { font-size: .75rem; color: var(--muted); font-weight: 600; }
.facts dd { margin: 0; font-size: .95rem; }
@media (min-width: 640px) {
  .facts { grid-template-columns: 1fr 1fr; column-gap: 24px; }
  .facts > div:nth-last-child(2):nth-child(odd) { border-bottom: 0; }
}
.tiles { display: grid; gap: 8px; margin: 10px 0; }
.tiles-2 { grid-template-columns: 1fr 1fr; }
.tiles-3 { grid-template-columns: repeat(3, 1fr); }
.tile { background: var(--bg); border-radius: var(--radius-sm); padding: 10px 12px; display: grid; gap: 2px; min-width: 0; }
.tile span { font-size: .72rem; font-weight: 600; color: var(--muted); }
.tile strong { font-size: .98rem; font-weight: 650; letter-spacing: -0.01em; font-variant-numeric: tabular-nums; }
.tile.accent strong { color: var(--accent); }
.tiles-2 .tile strong { font-size: 1.3rem; }
.tiles-3 .tile { padding: 10px; }
.tiles-3 .tile strong { font-size: .9rem; }
@media (min-width: 640px) { .tiles-3 .tile { padding: 10px 12px; } .tiles-3 .tile strong { font-size: 1rem; } }
.opt { margin-top: 12px; }
.opt:not(.single) { padding: 12px; border: 1px solid var(--line); border-radius: var(--radius-sm); }
.opt-title { margin: 0 0 2px; font-weight: 650; font-size: .92rem; }
.opt-text { margin: 0 0 6px; font-size: .88rem; color: var(--muted); }
.per { margin: 0; font-size: .75rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--faint); }
.opt .sub { margin: -2px 0 0; font-size: .8rem; color: var(--muted); }
.opt .facts { margin-top: 4px; }
.hint { margin: 12px 0 0; padding: 10px 12px; border-radius: var(--radius-sm); background: var(--warn-soft); font-size: .84rem; }
.phases { width: 100%; border-collapse: collapse; margin: 8px 0; font-size: .9rem; }
.phases th { text-align: left; font-size: .72rem; font-weight: 700; color: var(--muted); padding: 8px 0; border-bottom: 1px solid var(--line); }
.phases td { padding: 10px 0; border-bottom: 1px solid var(--line); }
.phases th:last-child, .phases td:last-child { text-align: right; }
.plans { display: grid; gap: 12px; margin-top: 16px; }
.plan h3 { margin-bottom: 4px; }
.plan-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 14px; }

/* ── Injection guide */
.guide { display: grid; gap: 16px; margin-top: 20px; }
@media (min-width: 900px) { .guide { grid-template-columns: 1.2fr 1fr; gap: 24px; align-items: start; } }
.bodies { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 8px; }
.bodies figure { margin: 0; }
.bodies figcaption { text-align: center; font-size: .7rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--faint); margin-bottom: 6px; }
.body { width: 100%; max-width: 200px; margin: 0 auto; }
.silhouette circle, .silhouette rect, .silhouette path, .silhouette ellipse { fill: var(--line); }
.silhouette polyline { fill: none; stroke: var(--line); stroke-width: 20; stroke-linecap: round; stroke-linejoin: round; }
.silhouette polyline.leg { stroke-width: 30; }
.navel { fill: var(--faint); }
.spine { stroke: var(--faint); stroke-width: 1.5; stroke-dasharray: 3 4; }
.site { cursor: pointer; }
.site circle { fill: var(--surface); stroke: var(--accent); stroke-width: 2; }
.site text { font: 700 9px var(--font); fill: var(--accent); text-anchor: middle; pointer-events: none; }
.site:hover circle { fill: var(--accent-soft); }
.site:focus { outline: none; }
.site:focus-visible circle { stroke-width: 3.5; }
.site.is-next circle { fill: var(--ink); stroke: var(--ink); }
.site.is-next text { fill: var(--bg); }
.site[aria-pressed="true"] circle { fill: var(--accent); stroke: var(--accent); }
.site[aria-pressed="true"] text { fill: var(--accent-ink); }
.guide-side { display: grid; gap: 12px; }
.tracker-site { font-size: 1.15rem; font-weight: 650; }
.site-info { margin: 0; }
.site-info dt { font-weight: 600; font-size: .75rem; color: var(--muted); margin-top: 10px; }
.site-info dd { margin: 2px 0 0; }

/* ── FAQ */
.faq { margin-top: 20px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.faq details { padding: 0 16px; border-top: 1px solid var(--line); }
.faq details:first-child { border-top: 0; }
.faq summary { cursor: pointer; font-weight: 600; padding: 14px 0; list-style: none; display: flex; justify-content: space-between; gap: 12px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--faint); font-weight: 400; font-size: 1.2rem; line-height: 1; }
.faq details[open] summary::after { content: "–"; }
.faq details p { color: var(--muted); font-size: .92rem; }

/* ── Product page */
.back { display: inline-block; font-weight: 600; font-size: .9rem; margin-bottom: 12px; }
.pp-head { display: grid; gap: 12px; margin: 12px 0 24px; }
@media (min-width: 900px) { .pp-head { grid-template-columns: 1.6fr 1fr; gap: 16px; margin-bottom: 40px; } }
.pp-facts { margin: 0; display: grid; gap: 14px; align-content: start; }
.pp-facts dt { font-size: .75rem; color: var(--muted); font-weight: 600; margin-bottom: 6px; }
.pp-facts dd { margin: 0; display: grid; gap: 6px; justify-items: start; }
.note { background: var(--warn-soft); border-radius: var(--radius-sm); padding: 10px 12px; font-size: .88rem; }
.pending { max-width: 640px; }
.pp-protocol { margin-bottom: 28px; }
.pp-details { margin: 0 0 28px; }
.pp-details .card p { margin: 0; color: var(--muted); font-size: .92rem; }
.vial-pick { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin: 12px 0 4px; }
.vial-pick > span { font-weight: 600; font-size: .85rem; margin-right: 4px; }
.related { margin-top: 32px; }
.related .chips { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.related .chip { width: 100%; min-height: 40px; white-space: normal; text-align: center; }
@media (min-width: 640px) { .related .chips { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (min-width: 900px) { .related .chips { grid-template-columns: repeat(4, minmax(0, 1fr)); } }

/* ── My profile */
.auth-card { max-width: 460px; margin-top: 20px; }
.tabs { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; background: var(--bg); border-radius: 12px; padding: 4px; margin-bottom: 18px; }
.tab { border: 0; background: none; border-radius: 9px; padding: 9px; font: 600 .9rem var(--font); color: var(--muted); cursor: pointer; }
.tab[aria-selected="true"] { background: var(--surface); color: var(--ink); box-shadow: 0 1px 2px rgba(0, 0, 0, .08); }
#pf-verify .form-msg { color: var(--ink); }
.pf-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-start; gap: 12px; margin-bottom: 20px; }
.pf-grid { display: grid; gap: 12px; align-items: start; }
@media (min-width: 900px) { .pf-grid { grid-template-columns: 1fr 1.3fr; gap: 16px; } }
.pf-section { margin-top: 32px; }
.pf-sec-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 12px; }
.pf-sec-head h2 { margin: 0; }
.dose-list { list-style: none; padding: 0; margin: 0 0 12px; display: grid; gap: 8px; }
.dose { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 12px; border: 1px solid var(--line); border-radius: 12px; }
.dose.is-done { background: var(--bg); }
.dose.is-done > div > strong:first-child { text-decoration: line-through; text-decoration-thickness: 1px; color: var(--muted); }
.cal-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; margin-bottom: 10px; }
.cal-head h2 { margin: 0; text-transform: capitalize; }
.cal { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; }
.cal-wd { text-align: center; font-size: .7rem; font-weight: 700; color: var(--faint); padding: 4px 0; }
.cal-cell { position: relative; aspect-ratio: 1; min-width: 0; border: 1px solid transparent; border-radius: 10px; background: var(--bg); color: var(--ink); font: 500 .82rem var(--font); cursor: pointer; display: flex; align-items: flex-start; justify-content: flex-start; padding: 4px 6px; }
.cal-cell i { position: absolute; right: 4px; bottom: 4px; font-style: normal; font-size: .62rem; font-weight: 700; min-width: 16px; height: 16px; line-height: 16px; border-radius: 999px; text-align: center; background: var(--accent); color: var(--accent-ink); }
.cal-cell.is-out { opacity: .35; }
.cal-cell.is-today { border-color: var(--ink); font-weight: 700; }
.cal-cell.all-done i { background: var(--ok); }
.cal-cell.missed i { background: #F59E0B; color: #111; }
.cal-cell[aria-pressed="true"] { background: var(--accent-soft); border-color: var(--accent); }
.cal-day-title { margin-top: 16px; text-transform: capitalize; }
.reg { gap: 6px; }
.reg.is-paused { opacity: .6; }
#pf-list .reg .actions { gap: 6px; margin-top: 8px; }
.dialog { border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); color: var(--ink); padding: 20px; width: min(560px, calc(100vw - 24px)); max-height: calc(100dvh - 24px); }
.dialog::backdrop { background: rgba(10, 12, 18, .5); }
.preview { margin: 0; font-weight: 600; color: var(--accent); font-size: .9rem; }
.danger-zone { border-top: 1px solid var(--line); padding-top: 24px; }

/* ── Footer */
.site-footer { border-top: 1px solid var(--line); padding: 28px 0 32px; }
.site-footer .brand { font-size: 1rem; margin-bottom: 6px; }
.site-footer .small { max-width: 70ch; color: var(--faint); }
.variant-pick { flex-wrap: wrap; margin-top: -4px; }
.src { margin: 4px 0 8px; font-size: .75rem; font-weight: 600; color: var(--muted); }
.src-community { color: var(--ev-clinical); }
.src-label { color: var(--ev-approved); }
.status-card p:last-child { margin-bottom: 0; }
.fineprint { margin: 14px 0 0; font-size: .72rem; line-height: 1.5; color: var(--faint); max-width: 70ch; }
.residence-form { display: grid; gap: 10px; margin: 0 0 20px; max-width: 420px; }
.residence-form .btn { justify-self: start; }
.residence-form .form-msg { color: var(--muted); }
.field-fixed.nodose { background: var(--warn-soft); }
.inject-only { display: inline-block; margin: 0 0 20px; padding: 6px 12px; border-radius: 999px; background: var(--accent-soft); color: var(--accent); font-size: .8rem; font-weight: 600; }
.pp-facts dd { font-family: var(--font); }
.for-whom { margin: 0 0 28px; }
.for-yes h2::before { content: "✓ "; color: var(--ok); }
.for-no h2::before { content: "✕ "; color: var(--danger); }
.for-whom .ticks { margin-bottom: 8px; }
.ev-chips { flex-wrap: wrap; gap: 6px; }
.ev-chips .chip { font-size: .76rem; padding: 5px 10px; background: var(--bg); }
.ev-chips .chip[aria-pressed="true"] { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.lib-bar { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin: 4px 0 10px; }
.lib-bar #lib-count { margin: 0; }
.pp-nav { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.pp-nav .back { margin: 0; }
.cmp-pick { display: grid; gap: 10px; margin: 20px 0; }
@media (min-width: 720px) { .cmp-pick { grid-template-columns: repeat(3, 1fr); } }
.cmp { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.cmp-row { display: grid; grid-template-columns: repeat(var(--cols, 3), minmax(0, 1fr)); gap: 0 12px; padding: 10px 14px; border-top: 1px solid var(--line); }
.cmp-row:first-child { border-top: 0; }
.cmp-label { grid-column: 1 / -1; font-size: .72rem; font-weight: 600; color: var(--muted); margin-bottom: 4px; }
.cmp-head { position: sticky; top: 0; background: var(--surface); z-index: 1; }
.cmp-head .cmp-label { display: none; }
.cmp-head .cmp-cell { font-weight: 650; }
.cmp-cell { font-size: .85rem; min-width: 0; overflow-wrap: anywhere; }
@media (min-width: 900px) {
  .cmp-row { grid-template-columns: 180px repeat(var(--cols, 3), minmax(0, 1fr)); }
  .cmp-label { grid-column: auto; margin: 0; }
  .cmp-head .cmp-label { display: block; }
  .site-header + main .cmp-head { top: 64px; }
}
.boost { margin: 0 0 28px; border-color: color-mix(in srgb, var(--accent) 35%, var(--line)); background: linear-gradient(180deg, var(--accent-soft), var(--surface) 70%); }
.boost h2::before { content: "⚡ "; }
.boost-list { list-style: none; padding: 0; margin: 10px 0 0; display: grid; gap: 10px; }
.boost-list li { display: grid; gap: 2px; padding-left: 14px; border-left: 2px solid var(--accent); }
.boost-list strong { font-weight: 600; }
.boost-list span { font-size: .88rem; color: var(--muted); }
.stack-items { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin: 8px 0 10px; }
.stack-items .plus { color: var(--faint); font-weight: 700; }
.stack h3, .avoid h3 { margin-bottom: 2px; }
.avoid { border-color: color-mix(in srgb, var(--danger) 30%, var(--line)); }
.avoid h3::before { content: "✕ "; color: var(--danger); }
.avoid .chip { font-size: .78rem; padding: 4px 10px; }
.refs { margin-top: 28px; }
.ref-list { margin: 8px 0 0; padding-left: 1.2em; display: grid; gap: 10px; }
.ref-list li { display: grid; gap: 2px; }
.ref-list a { color: var(--ink); font-weight: 500; }
.ref-list a:hover { color: var(--accent); }

/* Privacy policy */
.legal { max-width: 72ch; }
.legal h2 { font-size: 1.2rem; margin: 2rem 0 .5rem; }
.legal ul { padding-left: 1.2rem; display: grid; gap: .5rem; }