/* ============================================================
   Drug Lab 118 — stylesheet
   Design tokens extracted from the live LeadOut build (see
   docs/design-system.md). Forensic / clinical brand language:
   Poppins + Inter + Space Grotesk, ion-violet primary, tight
   4px radius, image-light, data-forward.
   ============================================================ */

/* ---------- Design tokens ---------- */
:root {
  /* Brand palette */
  --ion-violet: #6C4F9E;
  --ion-violet-dark: #553d80;
  --dark-pink: #C11B84;
  --lab-teal: #3AAFA9;
  --lime-green: #D4EB54;
  --compound-rose: #F38BA0;
  --indigo: #757BBD;
  --cobalt: #155EEF;
  --graphite-black: #1C1C1C;
  --graphite-900: #141414;
  --sterile-white: #F8F9FA;
  --light-grey: #E9ECEF;
  --mid-grey: #6b7280;
  --black: #000000;
  --white: #FFFFFF;
  --link-color: #188BF6;

  /* Typography */
  --font-main: 'Poppins', sans-serif;
  --font-head: 'Inter', sans-serif;
  --font-mono: 'Space Grotesk', monospace;

  /* Layout */
  --container-width: 1200px;
  --container-narrow: 820px;
  --radius: 4px;
  --radius-lg: 8px;
  --section-spacing: 6rem;
  --border: 1px solid var(--light-grey);
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.04), 0 2px 8px rgba(0,0,0,0.04);
  --shadow-md: 0 10px 30px rgba(28,28,28,0.08);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-main);
  color: var(--graphite-black);
  background: var(--white);
  line-height: 1.6;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; padding: 0; }
h1, h2, h3, h4 { font-family: var(--font-head); font-weight: 700; line-height: 1.12; letter-spacing: -0.02em; }
button { font-family: inherit; cursor: pointer; }

/* ---------- Layout helpers ---------- */
.container { width: 100%; max-width: var(--container-width); margin-inline: auto; padding-inline: 24px; }
.narrow { max-width: var(--container-narrow); margin-inline: auto; }
.section { padding-block: var(--section-spacing); }
.section--tight { padding-block: 3.5rem; }
.section--dark { background: var(--graphite-black); color: #f3f3f3; }
.section--violet { background: var(--ion-violet); color: #fff; }
.section--grey { background: var(--sterile-white); }
.section--line { border-top: var(--border); }

.eyebrow {
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--ion-violet);
  display: inline-block;
  margin-bottom: 1rem;
}
.section--dark .eyebrow, .section--violet .eyebrow { color: var(--lime-green); }

.section-head { max-width: 760px; margin-bottom: 3rem; }
.section-head h2 { font-size: clamp(1.9rem, 3.4vw, 2.9rem); }
.section-head p { margin-top: 1rem; color: var(--mid-grey); font-size: 1.08rem; }
.section--dark .section-head p, .section--violet .section-head p { color: rgba(255,255,255,0.78); }
.lead { font-size: 1.22rem; line-height: 1.55; }

/* ---------- Brand wordmark ---------- */
.wordmark {
  font-family: var(--font-head);
  font-weight: 800;
  letter-spacing: -0.03em;
  font-size: 1.4rem;
  color: var(--graphite-black);
  display: inline-flex;
  align-items: baseline;
}
.wordmark sup {
  font-size: 0.62em;
  font-weight: 700;
  color: var(--ion-violet);
  margin-left: 1px;
  top: -0.15em;
  letter-spacing: 0;
}
.section--dark .wordmark, .footer .wordmark { color: #fff; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-family: var(--font-main); font-weight: 600; font-size: 0.98rem;
  padding: 0.85rem 1.4rem; border-radius: var(--radius);
  border: 2px solid transparent; transition: all 0.18s ease; cursor: pointer;
  line-height: 1;
}
.btn--primary { background: var(--ion-violet); color: #fff; border-color: var(--ion-violet); }
.btn--primary:hover { background: var(--ion-violet-dark); border-color: var(--ion-violet-dark); transform: translateY(-1px); }
.btn--lime { background: var(--lime-green); color: var(--graphite-black); border-color: var(--lime-green); }
.btn--lime:hover { background: #c7e02f; border-color: #c7e02f; transform: translateY(-1px); }
.btn--ghost { background: transparent; color: currentColor; border-color: currentColor; }
.btn--ghost:hover { background: rgba(255,255,255,0.08); }
.btn--outline { background: transparent; color: var(--ion-violet); border-color: var(--ion-violet); }
.btn--outline:hover { background: var(--ion-violet); color: #fff; }
.btn--lg { padding: 1.05rem 1.8rem; font-size: 1.05rem; }

.textlink {
  font-weight: 600; color: var(--ion-violet);
  border-bottom: 2px solid transparent; transition: border-color 0.15s;
  display: inline-flex; align-items: center; gap: 0.35rem;
}
.textlink:hover { border-color: var(--ion-violet); }
.section--dark .textlink, .section--violet .textlink { color: var(--lime-green); }
.section--dark .textlink:hover, .section--violet .textlink:hover { border-color: var(--lime-green); }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: var(--border);
}
.site-header .container { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.main-nav { display: flex; align-items: center; gap: 2rem; }
.main-nav a { font-size: 0.95rem; font-weight: 500; color: var(--graphite-black); transition: color 0.15s; }
.main-nav a:hover { color: var(--ion-violet); }
.nav-toggle { display: none; background: none; border: 0; padding: 8px; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--graphite-black); margin: 5px 0; transition: 0.2s; }

/* ---------- Hero ---------- */
.hero {
  background: var(--graphite-black);
  color: #fff;
  position: relative;
  overflow: hidden;
  padding-block: clamp(4rem, 9vw, 7.5rem);
}
.hero::before {
  /* faint scientific grid */
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(ellipse 80% 70% at 70% 30%, #000 30%, transparent 75%);
  pointer-events: none;
}
.hero::after {
  content: ""; position: absolute; top: -20%; right: -10%;
  width: 620px; height: 620px; border-radius: 50%;
  background: radial-gradient(circle, rgba(108,79,158,0.55), transparent 62%);
  pointer-events: none;
}
.hero .container { position: relative; z-index: 1; }
.hero-eyebrow {
  font-family: var(--font-mono); text-transform: uppercase;
  letter-spacing: 0.2em; font-size: 0.75rem; color: var(--lime-green);
  font-weight: 600; margin-bottom: 1.5rem; display: inline-block;
}
.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4.4rem);
  max-width: 16ch; margin-bottom: 1.5rem;
}
.hero h1 .accent { color: var(--lime-green); }
.hero-sub { font-size: clamp(1.05rem, 1.8vw, 1.3rem); max-width: 60ch; color: rgba(255,255,255,0.82); margin-bottom: 1.1rem; }
.hero-sub strong { color: #fff; font-weight: 600; }
.hero-since { color: var(--lime-green); font-weight: 600; margin-bottom: 2.4rem; font-family: var(--font-mono); font-size: 0.95rem; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 1rem; }

/* ---------- Trust bar ---------- */
.trustbar { background: var(--graphite-900); border-top: 1px solid rgba(255,255,255,0.08); }
.trustbar .container { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; }
.trust-item { padding: 1.6rem 1.2rem; color: #fff; }
.trust-item .t-label { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--lime-green); font-weight: 600; }
.trust-item .t-desc { font-size: 0.85rem; color: rgba(255,255,255,0.6); margin-top: 0.4rem; }

/* ---------- Stats ---------- */
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-bottom: 3rem; }
.stat {
  border-left: 3px solid var(--dark-pink); padding-left: 1.4rem;
}
.stat:nth-child(2) { border-color: var(--ion-violet); }
.stat:nth-child(3) { border-color: var(--lab-teal); }
.stat .num { font-family: var(--font-mono); font-weight: 700; font-size: clamp(2.4rem, 5vw, 3.4rem); line-height: 1; color: var(--graphite-black); letter-spacing: -0.02em; }
.stat .stat-desc { font-weight: 500; margin-top: 0.7rem; font-size: 1.02rem; }
.stat .stat-src { font-size: 0.78rem; color: var(--mid-grey); margin-top: 0.5rem; }
.prose p { margin-bottom: 1.1rem; }
.prose .emphasis { font-weight: 600; font-size: 1.12rem; font-family: var(--font-head); }

/* ---------- Generic card grids ---------- */
.grid { display: grid; gap: 1.5rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: #fff; border: var(--border); border-radius: var(--radius-lg);
  padding: 1.8rem; transition: transform 0.18s, box-shadow 0.18s, border-color 0.18s;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: #d7dbe0; }
.card .card-tag { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ion-violet); font-weight: 600; }
.card h3 { font-size: 1.25rem; margin: 0.7rem 0 0.6rem; }
.card p { color: #43474d; font-size: 0.98rem; }
.card--accent { border-top: 4px solid var(--ion-violet); }

/* Policy / why-now cards numbered */
.policy-card .pc-num { font-family: var(--font-mono); font-weight: 700; color: var(--ion-violet); font-size: 0.95rem; }
.policy-card h3 { font-size: 1.12rem; }

/* ---------- Pillars (who we are) ---------- */
.pillar { padding: 1.6rem 0; }
.pillar .p-icon {
  width: 44px; height: 44px; border-radius: var(--radius);
  display: grid; place-items: center; font-family: var(--font-mono); font-weight: 700;
  background: rgba(108,79,158,0.12); color: var(--ion-violet); margin-bottom: 1.1rem; font-size: 1.1rem;
}
.pillar h3 { font-size: 1.3rem; margin-bottom: 0.7rem; }
.pillar p { color: #43474d; }
.pillar .p-kicker { color: var(--dark-pink); font-weight: 600; }

/* ---------- Leadership ---------- */
.leader-card { display: flex; gap: 1.4rem; background: #fff; border: var(--border); border-radius: var(--radius-lg); padding: 1.8rem; }
.leader-avatar {
  flex: 0 0 84px; height: 84px; border-radius: 50%;
  display: grid; place-items: center; color: #fff; font-family: var(--font-head);
  font-weight: 800; font-size: 1.7rem; letter-spacing: -0.02em;
}
.leader-avatar.lv-violet { background: linear-gradient(135deg, var(--ion-violet), var(--indigo)); }
.leader-avatar.lv-teal { background: linear-gradient(135deg, var(--lab-teal), var(--cobalt)); }
.leader-card h3 { font-size: 1.3rem; }
.leader-role { font-family: var(--font-mono); font-size: 0.8rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ion-violet); font-weight: 600; margin: 0.3rem 0 0.8rem; }
.leader-card p { color: #43474d; font-size: 0.96rem; }

/* ---------- Products ---------- */
.product-card { background: #fff; border: var(--border); border-radius: var(--radius-lg); overflow: hidden; display: flex; flex-direction: column; transition: transform 0.18s, box-shadow 0.18s; }
.product-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.product-top { height: 8px; }
.pc-drink { background: var(--dark-pink); }
.pc-drug { background: var(--ion-violet); }
.pc-fent { background: var(--lab-teal); }
.product-body { padding: 1.8rem; flex: 1; display: flex; flex-direction: column; }
.product-card h3 { font-size: 1.4rem; margin-bottom: 0.6rem; }
.product-card .pc-desc { color: #43474d; font-size: 0.96rem; margin-bottom: 1rem; }
.pc-detects { font-size: 0.86rem; color: var(--graphite-black); background: var(--sterile-white); border: var(--border); border-radius: var(--radius); padding: 0.7rem 0.9rem; margin-bottom: 1rem; }
.pc-detects b { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--mid-grey); display: block; margin-bottom: 0.3rem; }
.pc-for { font-size: 0.82rem; color: var(--mid-grey); margin-bottom: 1.3rem; }
.product-card .textlink { margin-top: auto; }

/* ---------- Clients strip ---------- */
.clients { display: flex; flex-wrap: wrap; gap: 0.8rem; justify-content: center; }
.client-chip {
  font-family: var(--font-head); font-weight: 600; font-size: 0.95rem;
  padding: 0.7rem 1.2rem; border: var(--border); border-radius: 999px;
  background: #fff; color: var(--graphite-black); letter-spacing: -0.01em;
}
.section--dark .client-chip { background: rgba(255,255,255,0.04); border-color: rgba(255,255,255,0.12); color: #fff; }

/* ---------- Evidence comparison table ---------- */
.compare-wrap { overflow-x: auto; border: var(--border); border-radius: var(--radius-lg); }
table.compare { width: 100%; border-collapse: collapse; font-size: 0.94rem; min-width: 640px; }
table.compare th, table.compare td { text-align: left; padding: 0.95rem 1.1rem; border-bottom: var(--border); }
table.compare thead th { background: var(--sterile-white); font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--mid-grey); }
table.compare thead th:nth-child(2) { color: var(--ion-violet); }
table.compare td.yes { color: #1f7a4d; font-weight: 600; }
table.compare td.no { color: #9aa0a6; }
table.compare tr:last-child td { border-bottom: 0; }
.compare-note { font-size: 0.78rem; color: var(--mid-grey); margin-top: 0.8rem; }

/* ---------- Endorsement document cards ---------- */
.doc-card { display: flex; flex-direction: column; background: #fff; border: var(--border); border-left: 4px solid var(--lab-teal); border-radius: var(--radius-lg); padding: 1.5rem; transition: box-shadow 0.18s, transform 0.18s; }
.doc-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.doc-card:nth-child(2n) { border-left-color: var(--ion-violet); }
.doc-card:nth-child(3n) { border-left-color: var(--dark-pink); }
.doc-source { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--mid-grey); font-weight: 600; }
.doc-card h3 { font-size: 1.08rem; margin: 0.5rem 0; }
.doc-card p { font-size: 0.9rem; color: #43474d; flex: 1; margin-bottom: 1rem; }
.doc-meta { font-size: 0.78rem; color: var(--mid-grey); margin-bottom: 0.8rem; }

/* ---------- Audiences ---------- */
.audience-card { background: #fff; border: var(--border); border-radius: var(--radius-lg); padding: 2rem; border-top: 4px solid var(--lab-teal); }
.audience-card:nth-child(2) { border-top-color: var(--ion-violet); }
.audience-card:nth-child(3) { border-top-color: var(--dark-pink); }
.audience-card h3 { font-size: 1.35rem; margin-bottom: 0.5rem; }
.audience-card .ac-hook { font-weight: 600; color: var(--graphite-black); margin-bottom: 0.8rem; font-family: var(--font-head); }
.audience-card p { color: #43474d; font-size: 0.95rem; margin-bottom: 1.2rem; }

/* ---------- Manifesto ---------- */
.manifesto { position: relative; overflow: hidden; }
.manifesto::after { content: ""; position: absolute; bottom: -30%; left: -8%; width: 480px; height: 480px; border-radius: 50%; background: radial-gradient(circle, rgba(212,235,84,0.16), transparent 65%); pointer-events: none; }
.manifesto .container { position: relative; z-index: 1; }
.manifesto blockquote { font-family: var(--font-head); font-weight: 700; font-size: clamp(1.8rem, 4vw, 3rem); letter-spacing: -0.02em; line-height: 1.16; max-width: 18ch; }
.manifesto .m-tag { color: var(--lime-green); }
.manifesto-beliefs { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem 3rem; margin: 2.5rem 0; max-width: 760px; }
.manifesto-beliefs li { padding-left: 1.2rem; border-left: 2px solid rgba(255,255,255,0.25); color: rgba(255,255,255,0.85); }
.manifesto-beliefs b { color: #fff; font-family: var(--font-head); display: block; margin-bottom: 0.2rem; }

/* ---------- CTA band ---------- */
.cta-band { text-align: center; }
.cta-band h2 { font-size: clamp(1.8rem, 3.6vw, 2.6rem); margin-bottom: 1rem; }
.cta-band p { color: rgba(255,255,255,0.82); max-width: 50ch; margin: 0 auto 2rem; font-size: 1.1rem; }
.cta-email { margin-top: 1.2rem; font-family: var(--font-mono); font-size: 0.95rem; color: rgba(255,255,255,0.7); }
.cta-email a { color: var(--lime-green); }

/* ---------- Footer ---------- */
.footer { background: var(--graphite-900); color: rgba(255,255,255,0.7); padding-block: 4rem 2rem; }
.footer-top { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 2rem; padding-bottom: 2.5rem; border-bottom: 1px solid rgba(255,255,255,0.1); }
.footer .wordmark { margin-bottom: 1rem; }
.footer-tag { font-family: var(--font-head); font-weight: 600; color: #fff; line-height: 1.3; }
.footer-tag span { color: var(--lime-green); }
.footer-est { font-size: 0.85rem; margin-top: 1rem; }
.footer h4 { font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 0.1em; text-transform: uppercase; color: rgba(255,255,255,0.5); margin-bottom: 1rem; font-weight: 600; }
.footer-col a, .footer-col span { display: block; font-size: 0.92rem; color: rgba(255,255,255,0.72); margin-bottom: 0.6rem; transition: color 0.15s; }
.footer-col a:hover { color: var(--lime-green); }
.footer-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem; padding-top: 1.8rem; font-size: 0.82rem; color: rgba(255,255,255,0.5); }
.footer-bottom .manuf { font-style: normal; }

/* ---------- Scroll reveal ---------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } html { scroll-behavior: auto; } }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .trustbar .container { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 760px) {
  :root { --section-spacing: 4rem; }
  body { font-size: 16px; }
  .main-nav { position: fixed; inset: 72px 0 auto 0; background: #fff; flex-direction: column; align-items: flex-start; gap: 0; padding: 1rem 24px 1.5rem; border-bottom: var(--border); box-shadow: var(--shadow-md); transform: translateY(-130%); transition: transform 0.25s ease; }
  .main-nav.open { transform: none; }
  .main-nav a { padding: 0.8rem 0; width: 100%; border-bottom: var(--border); }
  .main-nav .btn { margin-top: 0.8rem; }
  .nav-toggle { display: block; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; gap: 2rem; }
  .manifesto-beliefs { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .leader-card { flex-direction: column; }
  .hero-cta .btn { width: 100%; justify-content: center; }
}

/* ============================================================
   Inner-page patterns
   ============================================================ */

/* Active nav link */
.main-nav a[aria-current="page"] { color: var(--ion-violet); position: relative; }
.main-nav a[aria-current="page"]::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -6px; height: 2px; background: var(--ion-violet);
}

/* Page banner (compact dark hero for inner pages) */
.page-hero { background: var(--graphite-black); color: #fff; position: relative; overflow: hidden; padding-block: clamp(3rem, 6vw, 5rem); }
.page-hero::after { content: ""; position: absolute; top: -30%; right: -8%; width: 460px; height: 460px; border-radius: 50%; background: radial-gradient(circle, rgba(108,79,158,0.5), transparent 64%); pointer-events: none; }
.page-hero .container { position: relative; z-index: 1; }
.breadcrumb { font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 0.08em; text-transform: uppercase; color: rgba(255,255,255,0.55); margin-bottom: 1rem; }
.breadcrumb a { color: var(--lime-green); }
.breadcrumb span { margin: 0 0.5rem; opacity: 0.5; }
.page-hero h1 { font-size: clamp(2rem, 4.5vw, 3.2rem); max-width: 20ch; }
.page-hero .page-intro { margin-top: 1.2rem; max-width: 62ch; font-size: clamp(1.05rem, 1.6vw, 1.22rem); color: rgba(255,255,255,0.82); }

/* Long-form prose */
.prose-page { max-width: 760px; }
.prose-page h2 { font-size: clamp(1.5rem, 2.8vw, 2.1rem); margin: 2.6rem 0 1rem; }
.prose-page h3 { font-size: 1.25rem; margin: 1.8rem 0 0.6rem; }
.prose-page p { margin-bottom: 1.1rem; color: #2f3338; }
.prose-page ul.bullets { margin: 0 0 1.4rem; }
.prose-page ul.bullets li { position: relative; padding-left: 1.5rem; margin-bottom: 0.6rem; color: #2f3338; }
.prose-page ul.bullets li::before { content: ""; position: absolute; left: 0; top: 0.6em; width: 8px; height: 8px; border-radius: 2px; background: var(--ion-violet); }

/* Anchored sections get scroll offset clear of the sticky header */
[id] { scroll-margin-top: 90px; }

/* Two-column split */
.split { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 3rem; align-items: start; }
.split.reverse { grid-template-columns: 0.9fr 1.1fr; }
@media (max-width: 860px) { .split, .split.reverse { grid-template-columns: 1fr; gap: 1.6rem; } }

/* Callout / note box */
.callout { background: rgba(108,79,158,0.06); border: var(--border); border-left: 4px solid var(--ion-violet); border-radius: var(--radius-lg); padding: 1.5rem 1.7rem; }
.callout h3 { font-size: 1.1rem; margin-bottom: 0.5rem; }
.callout p { margin: 0; color: #43474d; font-size: 0.97rem; }
.callout--teal { border-left-color: var(--lab-teal); background: rgba(58,175,169,0.07); }
.callout--lime { border-left-color: var(--lime-green); background: rgba(212,235,84,0.12); }

/* Substance / format tag rows */
.tag-row { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 0.8rem 0 1.4rem; }
.tag { font-family: var(--font-mono); font-size: 0.76rem; letter-spacing: 0.03em; padding: 0.4rem 0.8rem; border-radius: var(--radius); background: var(--sterile-white); border: var(--border); color: var(--graphite-black); }
.tag--solid { background: var(--graphite-black); color: #fff; border-color: var(--graphite-black); }

/* Spec / definition list */
.spec { border-top: var(--border); }
.spec div { display: grid; grid-template-columns: 200px 1fr; gap: 1rem; padding: 0.9rem 0; border-bottom: var(--border); }
.spec dt { font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--mid-grey); }
.spec dd { margin: 0; color: #2f3338; }
@media (max-width: 600px) { .spec div { grid-template-columns: 1fr; gap: 0.2rem; } }

/* Product detail block */
.product-detail { padding-block: 3rem; border-bottom: var(--border); }
.product-detail:last-child { border-bottom: 0; }
.product-detail .pd-kicker { font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 0.1em; text-transform: uppercase; font-weight: 600; }
.pd-drink .pd-kicker { color: var(--dark-pink); }
.pd-drug .pd-kicker { color: var(--ion-violet); }
.pd-fent .pd-kicker { color: var(--lab-teal); }
.product-detail h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); margin: 0.4rem 0 0.8rem; }

/* Forms */
.form { max-width: 620px; }
.form .field { margin-bottom: 1.2rem; }
.form label { display: block; font-weight: 600; font-size: 0.92rem; margin-bottom: 0.4rem; }
.form label .req { color: var(--dark-pink); }
.form input, .form select, .form textarea {
  width: 100%; font-family: var(--font-main); font-size: 1rem; color: var(--graphite-black);
  padding: 0.8rem 0.95rem; border: 1.5px solid var(--light-grey); border-radius: var(--radius); background: #fff; transition: border-color 0.15s;
}
.form input:focus, .form select:focus, .form textarea:focus { outline: none; border-color: var(--ion-violet); box-shadow: 0 0 0 3px rgba(108,79,158,0.12); }
.form textarea { resize: vertical; min-height: 130px; }
.form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
@media (max-width: 600px) { .form .row { grid-template-columns: 1fr; } }
.form .hp { position: absolute; left: -9999px; }
.form-aside { background: var(--sterile-white); border: var(--border); border-radius: var(--radius-lg); padding: 1.8rem; }
.form-aside h3 { font-size: 1.15rem; margin-bottom: 0.8rem; }
.form-aside ul.bullets li { position: relative; padding-left: 1.4rem; margin-bottom: 0.7rem; font-size: 0.95rem; color: #43474d; }
.form-aside ul.bullets li::before { content: "✓"; position: absolute; left: 0; color: var(--lab-teal); font-weight: 700; }
.form-aside .ax-email { font-family: var(--font-mono); font-size: 0.9rem; margin-top: 1.2rem; }
.form-aside .ax-email a { color: var(--ion-violet); font-weight: 600; }

/* ============================================================
   Round 2 — logo, periodic motif, landing, product imagery
   ============================================================ */

/* Logo (replaces the text wordmark) */
.brand-logo { display: inline-flex; align-items: center; }
.brand-logo img { height: 34px; width: auto; display: block; }
.footer-logo { height: 34px; width: auto; display: block; margin-bottom: 1rem; filter: invert(1); }
@media (max-width: 760px) { .brand-logo img { height: 30px; } }

/* Periodic-table motif as a faint watermark — page banners only.
   (Kept off generic .section--dark so it never doubles up on adjacent
   dark sections, e.g. a "Trusted by" strip stacked above a CTA band.) */
.page-hero {
  background-image: url('../img/periodic-bg.png');
  background-repeat: no-repeat;
  background-position: right -40px top 50%;
  background-size: 440px auto;
}

/* ---- New "Global Leader" landing panel ---- */
.landing {
  min-height: 90vh;
  background: var(--graphite-900);
  color: #fff;
  display: flex; align-items: center;
  position: relative; overflow: hidden;
  text-align: center;
  padding-block: 4rem;
}
.landing::before {
  content: ""; position: absolute; inset: 0;
  background: url('../img/periodic-bg.png') center/min(660px, 82%) no-repeat;
  opacity: 0.55; pointer-events: none;
}
.landing::after {
  content: ""; position: absolute; top: -15%; right: -10%;
  width: 560px; height: 560px; border-radius: 50%;
  background: radial-gradient(circle, rgba(108,79,158,0.45), transparent 64%);
  pointer-events: none;
}
.landing .container { position: relative; z-index: 1; }
.landing-logo { height: 60px; width: auto; margin: 0 auto 2.2rem; filter: invert(1); }
.landing .eyebrow { color: var(--lime-green); }
.landing h1 { font-size: clamp(2.3rem, 5.4vw, 4rem); max-width: 18ch; margin: 0 auto 1rem; }
.landing .years { font-family: var(--font-mono); color: var(--lime-green); font-size: clamp(1rem, 2vw, 1.3rem); letter-spacing: 0.04em; margin-bottom: 1.6rem; }
.landing p.lead { max-width: 66ch; margin: 0 auto 1.3rem; color: rgba(255,255,255,0.82); font-size: 1.12rem; }
.landing .tagline { font-family: var(--font-head); font-weight: 700; color: #fff; max-width: 60ch; margin: 1.3rem auto 0; font-size: clamp(1.05rem, 1.8vw, 1.3rem); }
.landing .scroll-cue { margin-top: 2.4rem; color: rgba(255,255,255,0.6); font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.15em; text-transform: uppercase; }
.landing .scroll-cue span { display: block; font-size: 1.4rem; margin-top: 0.4rem; animation: dl-bob 1.8s ease-in-out infinite; }
@keyframes dl-bob { 0%,100% { transform: translateY(0); } 50% { transform: translateY(6px); } }
@media (prefers-reduced-motion: reduce) { .landing .scroll-cue span { animation: none; } }

/* ---- Product imagery ---- */
.product-media { display: flex; align-items: center; justify-content: center; }
.product-media img { width: 100%; max-width: 400px; height: auto; filter: drop-shadow(0 18px 30px rgba(28,28,28,0.16)); }
.product-card .pc-image { background: var(--sterile-white); padding: 1.6rem 1rem 0.6rem; display: flex; justify-content: center; }
.product-card .pc-image img { height: 180px; width: auto; filter: drop-shadow(0 12px 20px rgba(28,28,28,0.14)); }

/* ---- Photo avatar (for leaders with a real photo) ---- */
.leader-avatar.photo { padding: 0; overflow: hidden; background: var(--light-grey); }
.leader-avatar.photo img { width: 100%; height: 100%; object-fit: cover; object-position: center 18%; }

/* ---- Evidence: test-image thumbnails ---- */
.test-thumbs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.test-thumbs figure { margin: 0; background: var(--sterile-white); border: var(--border); border-radius: var(--radius-lg); padding: 1.2rem 1rem 0.9rem; text-align: center; }
.test-thumbs img { height: 130px; width: auto; margin: 0 auto 0.7rem; }
.test-thumbs figcaption { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--mid-grey); }
@media (max-width: 600px) { .test-thumbs { grid-template-columns: 1fr; } }

/* ---- Manifesto teaser link block ---- */
.manifesto-teaser { text-align: center; }
.manifesto-teaser blockquote { font-family: var(--font-head); font-weight: 700; font-size: clamp(1.6rem, 3.4vw, 2.5rem); letter-spacing: -0.02em; line-height: 1.16; max-width: 20ch; margin: 0 auto 1.6rem; }
.manifesto-teaser .m-tag { color: var(--lime-green); }

/* White-label partner cards */
.wl-partners { display: grid; grid-template-columns: 1fr; gap: 0.8rem; }
.wl-partner { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.14); border-radius: var(--radius-lg); padding: 1rem 1.3rem; }
.wl-partner b { font-family: var(--font-head); font-size: 1.15rem; color: #fff; }
.wl-partner span { font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--lime-green); }

/* Product video (portrait, loads on demand) */
.product-video { max-width: 340px; margin: 0 auto; }
.product-video video { width: 100%; height: auto; display: block; border-radius: var(--radius-lg); box-shadow: var(--shadow-md); background: #000; }