/* ============================================================
   tuned — "Calibrated" homepage
   Design system from the motion-site test build, extended to
   style the live commerce components (nav, catalog cards, FAQ,
   newsletter, footer, sticky CTA) without changing their markup
   or the cart/checkout/agegate contracts.
   ============================================================ */

:root {
  /* Signal palette */
  --teal: #0A6E68;
  --teal-signal: #0A6E68;
  --teal-ink: #06302D;
  --teal-deep: #07514C;
  --teal-light: #7FB8B1;
  --teal-tint: #DCF1EF;
  --teal-wash: #EFF8F7;
  /* Warm neutrals */
  --paper: #F8F6F1;
  --cream: #F4EFE5;
  --sand: #ECE6DA;
  --line: #E4E0D6;
  --graphite: #5C6B68;
  --ink: #14201E;
  /* Family tints (product-card inline styles reference these) */
  --fam-regen: #E4F1EC;
  --fam-recovery: #E4EFE7;
  --fam-cognitive: #E6F1E9;
  --fam-cellular: #EFE9DB;
  --fam-cosmetic: #E6EDF4;

  --serif: "Newsreader", Georgia, serif;
  --sans: "Hanken Grotesk", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;

  --maxw: 1240px;
  --radius: 18px;
  --radius-lg: 26px;
  --ease: cubic-bezier(.22, .61, .36, 1);
  --shadow-card: 0 24px 60px -24px rgba(6, 48, 45, .25);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: auto; }
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 clamp(20px, 4vw, 40px); }

.mono, .sec-index {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .22em;
  text-transform: uppercase;
}
.sec-index { display: block; color: var(--teal); margin-bottom: 18px; }

h1, h2, h3 { font-family: var(--serif); font-weight: 500; line-height: 1.08; }
h2 { font-size: clamp(32px, 4.6vw, 58px); letter-spacing: -.01em; }
h2 em, h1 em { font-style: italic; color: var(--teal); }
.shead { max-width: 860px; }
.shead p { margin-top: 16px; color: var(--graphite); max-width: 620px; }

img { user-select: none; }

/* ============ Buttons (live class names) ============ */
.btn {
  display: inline-block; text-decoration: none; font-weight: 700; font-size: 15px;
  padding: 15px 30px; border-radius: 999px; cursor: pointer; border: 0;
  font-family: var(--sans); text-align: center;
  transition: background .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease), transform .3s var(--ease);
}
.btn-primary { background: var(--teal); color: var(--paper); }
.btn-primary:hover { background: var(--teal-deep); }
.btn-ghost { color: var(--ink); border: 1px solid var(--line); background: transparent; }
.btn-ghost:hover { border-color: var(--teal); color: var(--teal); }
.btn-light { background: var(--paper); color: var(--teal-ink); }
.btn-light:hover { background: #fff; color: var(--teal-deep); }
.btn-block { display: block; width: 100%; }

/* ============ Masked restricted names (ported verbatim) ============ */
.rn{display:inline-block;background-color:currentColor;-webkit-mask-repeat:no-repeat;mask-repeat:no-repeat;-webkit-mask-position:center;mask-position:center;-webkit-mask-size:contain;mask-size:contain;vertical-align:-.04em}
.rnw{white-space:nowrap}

/* ============ Cursor glow + grain ============ */
.cursor-glow {
  position: fixed; z-index: 1; pointer-events: none;
  width: 520px; height: 520px; border-radius: 50%;
  left: 0; top: 0; transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(10, 110, 104, .10) 0%, rgba(10, 110, 104, 0) 65%);
  opacity: 0;
}
.grain {
  position: fixed; inset: -100%; z-index: 90; pointer-events: none;
  opacity: .05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grain 8s steps(10) infinite;
}
@keyframes grain {
  0%, 100% { transform: translate(0, 0); }
  20% { transform: translate(-6%, 4%); }
  40% { transform: translate(4%, -7%); }
  60% { transform: translate(-3%, 6%); }
  80% { transform: translate(6%, -3%); }
}

/* ============ Announcement bar ============ */
.announce {
  background: var(--teal-ink); color: var(--teal-tint);
  font-family: var(--mono); font-size: 10px; letter-spacing: .16em; text-transform: uppercase;
  text-align: center; padding: 9px 16px; position: relative; z-index: 51;
}
.announce b { color: #fff; font-weight: 600; }
.announce .sep { margin: 0 .7em; color: var(--teal-light); }
@media (max-width: 640px) { .announce { font-size: 9px; letter-spacing: .1em; } .announce .sep { margin: 0 .45em; } }

/* ============ Nav (live markup) ============ */
.nav {
  position: sticky; top: 0; left: 0; right: 0; z-index: 50;
  transition: background .5s var(--ease), box-shadow .5s var(--ease);
  background: transparent;
}
.nav.scrolled {
  background: rgba(248, 246, 241, .85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 var(--line);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 16px; padding-bottom: 16px;
}
.brand { display: block; }
.brand svg, .brand .wordmark { width: 92px; height: auto; display: block; color: var(--teal); }
.nav-links { display: flex; align-items: center; gap: clamp(16px, 2.6vw, 32px); }
.nav-links a { color: var(--ink); text-decoration: none; font-weight: 600; font-size: 14px; }
.nav-links a:hover { color: var(--teal); }
.nav-cta { display: flex; align-items: center; gap: clamp(14px, 2vw, 24px); }
.cart-link {
  display: inline-flex; align-items: center; gap: 7px;
  color: var(--ink); text-decoration: none; font-weight: 600; font-size: 14px;
  font-variant-numeric: tabular-nums;
}
.cart-link:hover { color: var(--teal); }
.nav .btn-primary { padding: 10px 22px; font-size: 14px; }

/* Nav over the dark hero, before it earns its scrolled backdrop */
body.at-top .nav:not(.scrolled) { background: transparent; }
.nav:not(.scrolled) .brand svg { color: var(--teal-light); }
.nav:not(.scrolled) .nav-links a,
.nav:not(.scrolled) .cart-link { color: var(--paper); }
.nav:not(.scrolled) .nav-links a:hover,
.nav:not(.scrolled) .cart-link:hover { color: var(--teal-light); }
.nav:not(.scrolled) .btn-primary { background: var(--teal-tint); color: var(--teal-ink); }
.hamburger { display: none; background: none; border: 0; width: 40px; height: 40px; cursor: pointer; position: relative; }
.hamburger span, .hamburger span::before, .hamburger span::after {
  display: block; position: absolute; left: 8px; right: 8px; height: 2px;
  background: var(--ink); border-radius: 2px; content: ""; top: 19px;
}
.hamburger span::before { top: -7px; } .hamburger span::after { top: 7px; }
.nav:not(.scrolled) .hamburger span,
.nav:not(.scrolled) .hamburger span::before,
.nav:not(.scrolled) .hamburger span::after { background: var(--paper); }
body.tn-nav-open .hamburger span { background: transparent !important; }

/* ============ Hero (cinematic) ============ */
.hero {
  position: relative; min-height: calc(100svh - 84px);
  display: flex; align-items: center;
  padding: 90px clamp(20px, 5vw, 72px) 80px;
  overflow: hidden;
  margin-top: calc(-1 * (16px + 16px + 40px)); /* sit under the sticky nav */
  padding-top: 150px;
}
.hero--cinema { background: var(--teal-ink); }
.hero__inner { max-width: 720px; position: relative; z-index: 3; }
.hero__eyebrow { color: var(--teal-light); margin-bottom: 26px; }
.hero__title { font-size: clamp(38px, 6.6vw, 96px); letter-spacing: -.015em; color: var(--paper); }
.hero__title em { color: var(--teal-light); }
.line-mask { display: block; overflow: hidden; padding-bottom: .08em; margin-bottom: -.08em; }
.line { display: block; white-space: nowrap; will-change: transform; }
.hero__media { position: absolute; inset: 0; z-index: 0; overflow: hidden; }
.hero__media video {
  width: 100%; height: 100%; object-fit: cover; object-position: 68% center;
  transform: scale(1.04); will-change: transform;
}
@media (max-width: 1100px) and (min-width: 901px) {
  .hero__media video { object-position: 74% center; }
}
.hero__scrim {
  position: absolute; inset: 0;
  background:
    linear-gradient(90deg, rgba(6, 48, 45, .85) 0%, rgba(6, 48, 45, .45) 48%, rgba(6, 48, 45, .05) 100%),
    linear-gradient(0deg, rgba(6, 48, 45, .75) 0%, rgba(6, 48, 45, 0) 30%);
}
.hero__lead { margin-top: 30px; max-width: 480px; font-size: 18px; color: #C9DEDA; }
.hero__actions { margin-top: 38px; display: flex; gap: 16px; flex-wrap: wrap; }
.hero__actions .btn-ghost { color: var(--paper); border-color: rgba(248, 246, 241, .35); }
.hero__actions .btn-ghost:hover { border-color: var(--teal-light); color: var(--teal-light); }
.hero__pricehint { margin-top: 18px; color: var(--teal-light); font-size: 10px; }
.hero__trust {
  list-style: none; display: flex; flex-wrap: wrap; gap: 12px 24px;
  margin-top: 28px; padding: 0; color: #C9DEDA;
}
.hero__trust li { display: flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600; }
.hero__trust li svg { width: 17px; height: 17px; flex: 0 0 auto; color: var(--teal-light); }

/* ============ Catalog (live markup, tabbed grid) ============ */
.catalog { position: relative; background: var(--paper); padding: clamp(90px, 12vh, 150px) 0; }
.cat-filter { display: flex; flex-wrap: wrap; gap: 10px; margin: 34px 0 30px; }
.cat-pill {
  font-family: var(--mono); font-size: 11px; letter-spacing: .16em; text-transform: uppercase;
  color: var(--graphite); background: transparent;
  border: 1px solid var(--line); border-radius: 999px;
  padding: 10px 20px; cursor: pointer;
  transition: color .3s var(--ease), border-color .3s var(--ease), background .3s var(--ease);
}
.cat-pill:hover { border-color: var(--teal); color: var(--teal); }
.cat-pill.active { background: var(--teal); border-color: var(--teal); color: var(--paper); }
.cards { display: grid; gap: 20px; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }

.pcard {
  position: relative;
  background: var(--tint, var(--teal-wash));
  border: 1px solid var(--line); border-radius: var(--radius-lg);
  overflow: hidden; cursor: pointer;
  display: flex; flex-direction: column;
  transition: transform .5s var(--ease), box-shadow .5s var(--ease);
}
.pcard:hover { transform: translateY(-10px); box-shadow: var(--shadow-card); }
.pcard .photo {
  display: flex; align-items: center; justify-content: center;
  position: relative; height: clamp(180px, 21vh, 220px);
  text-decoration: none;
}
.pcard .photo img {
  height: 78%; width: auto;
  filter: drop-shadow(0 24px 30px rgba(6, 48, 45, .22));
  transition: transform .6s var(--ease);
}
.pcard:hover .photo img { transform: translateY(-8px) scale(1.04); }
.pcard .family-tag, .pcard .stock {
  position: absolute; top: 16px;
  font-family: var(--mono); font-size: 9px; letter-spacing: .16em; text-transform: uppercase;
}
.pcard .family-tag { left: 20px; color: var(--teal-deep); }
.pcard .stock { right: 20px; color: var(--teal); display: flex; align-items: center; gap: 5px; }
.pcard .stock .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--teal); display: inline-block; }
.pcard .body { padding: 4px 22px 22px; display: flex; flex-direction: column; flex: 1; }
.pcard h3 { font-size: 22px; }
.pcard h3 a { color: var(--ink); text-decoration: none; }
.pcard h3 a:hover { color: var(--teal); }
.pcard .meta { display: flex; justify-content: space-between; align-items: center; margin-top: 8px; }
.pcard .dose-pill, .pcard .purity-badge {
  font-family: var(--mono); font-size: 10px; letter-spacing: .14em; text-transform: uppercase;
}
.pcard .dose-pill { color: var(--graphite); }
.pcard .purity-badge { color: var(--teal); font-weight: 600; }
.pcard .desc {
  margin-top: 10px; font-size: 13px; line-height: 1.5; color: var(--graphite);
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
  flex-grow: 1;
}
.pcard .pricerow { display: flex; justify-content: space-between; align-items: center; margin-top: 14px; }
.pcard .price { font-family: var(--mono); font-weight: 600; font-size: 17px; color: var(--ink); }
.pcard .price .per { font-size: 10px; color: var(--graphite); font-weight: 400; }
.pcard .coa {
  font-family: var(--mono); font-size: 10px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--graphite); text-decoration: none;
}
.pcard .coa:hover { color: var(--teal); }
.pcard .actions { margin-top: 14px; }
.pcard .actions .btn { padding: 12px; font-size: 13px; }
.pcard .guide-link {
  display: inline-block; margin-top: 10px;
  font-family: var(--mono); font-size: 10px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--graphite); text-decoration: none;
}
.pcard .guide-link:hover { color: var(--teal); }

.catalog__assure {
  list-style: none; padding: 26px 0 0; margin: 30px 0 0;
  border-top: 1px solid var(--line);
  display: flex; flex-wrap: wrap; gap: 12px 34px;
  color: var(--graphite);
}
.catalog__assure li { display: flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600; }
.catalog__assure li svg { width: 16px; height: 16px; color: var(--teal); flex: 0 0 auto; }

/* ============ Manifesto (id="standard") ============ */
.manifesto { position: relative; padding: clamp(110px, 16vh, 200px) clamp(20px, 5vw, 72px); }
.manifesto__helix { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.manifesto__index, .manifesto__text { position: relative; z-index: 1; max-width: 890px; margin-inline: auto; }
.manifesto__index { color: var(--teal); margin-bottom: 34px; display: block; }
.manifesto__text {
  font-family: var(--serif); font-weight: 500;
  font-size: clamp(26px, 3.6vw, 46px); line-height: 1.28; letter-spacing: -.01em;
}
.manifesto__text .w { opacity: .12; }

/* ============ Calibration (pinned fan) ============ */
.calibrate { position: relative; }
.calibrate__stage {
  position: relative; height: 100svh; overflow: hidden;
  display: flex; align-items: center; justify-content: center;
}
.calibrate__bg { position: absolute; inset: 0; background: var(--teal-wash); opacity: 0; }
.calibrate__fan { position: relative; z-index: 2; width: clamp(150px, 17vw, 260px); will-change: transform; }
@media (min-width: 1920px) { .calibrate__fan { margin-left: 8vw; } }
.fanvial {
  position: absolute; bottom: 0; left: 0; width: 100%; height: auto;
  filter: drop-shadow(0 50px 70px rgba(6, 48, 45, .3));
  will-change: transform;
}
.fanvial--front { position: relative; display: block; z-index: 5; }
.fanvial:nth-child(2), .fanvial:nth-child(4) { z-index: 4; }
.fanvial:nth-child(1), .fanvial:nth-child(5) { z-index: 3; }
.calibrate__copy {
  position: absolute; left: clamp(20px, 6vw, 90px); top: 50%; transform: translateY(-50%);
  z-index: 3; max-width: 380px;
}
.calibrate__copy h2 { font-size: clamp(32px, 3.2vw, 52px); }
.calibrate__eyebrow { color: var(--teal); margin-bottom: 22px; display: block; }
.calibrate__stats {
  position: absolute; right: clamp(20px, 6vw, 90px); top: 50%; transform: translateY(-50%);
  z-index: 3; display: flex; flex-direction: column; gap: 36px;
}
.stat__num { display: block; font-family: var(--mono); font-size: clamp(30px, 3.4vw, 46px); font-weight: 600; letter-spacing: -.02em; color: var(--teal); }
.stat__label { display: block; margin-top: 4px; font-size: 13px; color: var(--graphite); max-width: 200px; }
.calibrate__eq {
  position: absolute; bottom: 48px; left: 50%; transform: translateX(-50%);
  display: flex; align-items: flex-end; gap: 8px; height: 44px; z-index: 3;
}
.eqbar { width: 10px; border-radius: 5px; height: 100%; transform-origin: bottom; transform: scaleY(.15); }
.eqbar:nth-child(1) { background: var(--teal-light); }
.eqbar:nth-child(2) { background: var(--teal); }
.eqbar:nth-child(3) { background: var(--teal-tint); }

@media (min-width: 901px) and (max-width: 1919px) {
  .calibrate__copy { top: 9vh; transform: none; max-width: none; }
  .calibrate__copy h2 { font-size: clamp(30px, 3vw, 40px); }
  .calibrate__copy h2 br { display: none; }
  .calibrate__fan { margin-top: 6vh; }
  .calibrate__stats {
    top: auto; bottom: 6vh; right: auto; left: clamp(20px, 6vw, 90px);
    transform: none; flex-direction: row; gap: clamp(24px, 4vw, 56px);
  }
  .stat__num { font-size: 28px; }
  .calibrate__eq { display: none; }
}

/* ============ Pillars ============ */
.pillars { padding: clamp(100px, 14vh, 180px) clamp(20px, 5vw, 72px); }
.pillar {
  position: sticky; top: 14vh;
  max-width: 880px; margin: 0 auto 32px;
  background: var(--tint, var(--cream));
  border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: clamp(36px, 5vw, 64px);
  box-shadow: 0 -12px 40px -24px rgba(6, 48, 45, .18);
}
.pillar__index { color: var(--teal); margin-bottom: 20px; display: block; }
.pillar h3 { font-size: clamp(38px, 5vw, 60px); }
.pillar__sub { color: var(--teal); margin: 14px 0 16px; display: block; }
.pillar p:last-child { color: var(--graphite); max-width: 460px; font-size: 17px; }

/* ============ Verification (dark, id="verify") ============ */
.verify {
  position: relative; overflow: hidden;
  background: var(--teal-ink); color: var(--paper);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}
.verify__bg {
  position: absolute; inset: 0; z-index: 0;
  background: url("calibrated/hero-poster.jpg") center / cover no-repeat;
  opacity: .28; will-change: transform;
}
.verify__bg::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(6, 48, 45, .93) 0%, rgba(6, 48, 45, .6) 100%);
}
.verify__inner {
  position: relative; z-index: 1;
  max-width: var(--maxw); margin: 0 auto;
  padding: clamp(100px, 15vh, 190px) clamp(20px, 5vw, 72px);
  display: grid; grid-template-columns: 1.1fr .9fr;
  gap: clamp(40px, 6vw, 100px); align-items: center;
}
.verify__eyebrow { color: var(--teal-light); margin-bottom: 24px; display: block; }
.verify h2 { color: var(--paper); }
.verify h2 em { color: var(--teal-light); }
.verify__lead { margin-top: 26px; color: var(--teal-light); max-width: 460px; font-size: 17px; }
.verify__nums { display: flex; gap: clamp(28px, 4vw, 60px); margin-top: 48px; flex-wrap: wrap; }
.vnum span { display: block; font-family: var(--mono); font-size: clamp(34px, 3.6vw, 52px); font-weight: 600; color: var(--teal-tint); letter-spacing: -.02em; }
.vnum small { display: block; margin-top: 6px; font-size: 13px; color: var(--teal-light); }

.verify__card { perspective: 1200px; }
.coa-doc {
  background: var(--paper); color: var(--ink);
  border-radius: var(--radius); padding: 34px;
  box-shadow: 0 60px 120px -40px rgba(0, 0, 0, .5);
  will-change: transform; transform-style: preserve-3d;
}
.coa-doc__head {
  display: flex; justify-content: space-between; align-items: center;
  border-bottom: 1px solid var(--line); padding-bottom: 18px; margin-bottom: 18px;
}
.coa-doc__head .mono { color: var(--teal); }
.coa-doc__seal { width: 34px; height: 34px; border-radius: 50%; background: radial-gradient(circle at 35% 35%, var(--teal-light), var(--teal-deep)); }
.coa-doc__row {
  display: flex; justify-content: space-between;
  padding: 10px 0; border-bottom: 1px dashed var(--line);
  font-family: var(--mono); font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: var(--graphite);
}
.coa-doc__row span:last-child { color: var(--ink); font-weight: 600; }
.coa-doc__bars { display: flex; align-items: flex-end; gap: 6px; height: 56px; margin-top: 24px; }
.coa-doc__bars span { flex: 1; background: var(--teal-tint); border-radius: 3px; transform-origin: bottom; }
.coa-doc__bars span:nth-child(3n) { background: var(--teal); }
.coa-doc__bars span:nth-child(4n) { background: var(--teal-light); }
.verify__coalink {
  display: inline-block; margin-top: 18px;
  font-family: var(--mono); font-size: 11px; letter-spacing: .18em; text-transform: uppercase;
  color: var(--teal-light); text-decoration: none;
}
.verify__coalink:hover { color: var(--teal-tint); }

/* ============ FAQ (live markup) ============ */
.faq { background: var(--paper); padding: clamp(90px, 12vh, 150px) 0; }
.faq-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(36px, 5vw, 80px); align-items: start; }
.faq-list details.q {
  border: 1px solid var(--line); border-radius: var(--radius);
  background: #fff9; margin-bottom: 12px;
  transition: box-shadow .3s var(--ease);
}
.faq-list details.q[open] { box-shadow: var(--shadow-card); background: #fff; }
.faq-list summary {
  list-style: none; cursor: pointer;
  padding: 20px 54px 20px 24px; position: relative;
  font-weight: 700; font-size: 15.5px;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after {
  content: "+"; position: absolute; right: 22px; top: 50%; transform: translateY(-50%);
  font-family: var(--mono); font-size: 18px; color: var(--teal);
  transition: transform .3s var(--ease);
}
.faq-list details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq-list details.q > p, .faq-list details.q > div {
  padding: 0 24px 22px; color: var(--graphite); font-size: 14.5px; line-height: 1.65;
}

/* ============ Closing CTA ============ */
.cta {
  background: var(--teal-wash); text-align: center;
  padding: clamp(100px, 16vh, 200px) clamp(20px, 5vw, 72px);
}
.cta h2 { font-size: clamp(38px, 6vw, 84px); max-width: 900px; margin: 0 auto; }
.cta .btn { margin-top: 44px; font-size: 17px; padding: 20px 46px; }
.cta__chips {
  list-style: none; padding: 0; margin: 40px auto 0;
  display: flex; justify-content: center; flex-wrap: wrap; gap: 12px;
}
.cta__chips li {
  font-family: var(--mono); font-size: 10px; letter-spacing: .18em; text-transform: uppercase;
  color: var(--teal-deep); background: var(--paper);
  border: 1px solid var(--line); border-radius: 999px; padding: 10px 18px;
}

/* ============ Newsletter (live markup) ============ */
.news { background: var(--cream); border-top: 1px solid var(--line); }
.news-inner {
  display: flex; justify-content: space-between; align-items: center; gap: 30px; flex-wrap: wrap;
}
.news h3 { font-size: clamp(26px, 3vw, 36px); }
.news p { color: var(--graphite); margin-top: 6px; }
.news form { display: flex; gap: 10px; flex-wrap: wrap; }
.news input[type="email"] {
  font-family: var(--sans); font-size: 15px;
  padding: 14px 20px; min-width: min(300px, 70vw);
  border: 1px solid var(--line); border-radius: 999px; background: var(--paper);
  color: var(--ink); outline: none;
  transition: border-color .3s var(--ease);
}
.news input[type="email"]:focus { border-color: var(--teal); }

/* ============ Footer (live markup) ============ */
footer { background: var(--teal-ink); color: var(--teal-light); padding: clamp(60px, 9vh, 110px) 0 40px; }
.foot-top {
  display: grid; grid-template-columns: 1.4fr repeat(4, 1fr);
  gap: clamp(24px, 4vw, 54px);
}
.foot-brand .wm { font-family: var(--serif); font-weight: 500; font-size: 34px; color: var(--teal-tint); line-height: 1; }
.foot-brand .rs { font-family: var(--mono); font-size: 9px; letter-spacing: .34em; text-transform: uppercase; color: var(--teal-light); margin-top: 5px; }
.foot-brand p { font-size: 13.5px; margin-top: 14px; line-height: 1.7; max-width: 260px; }
.foot-col h4 {
  font-family: var(--mono); font-size: 10px; letter-spacing: .22em; text-transform: uppercase;
  color: var(--teal-tint); font-weight: 500; margin-bottom: 14px;
}
.foot-col a {
  display: block; color: var(--teal-light); text-decoration: none;
  font-size: 13.5px; padding: 4px 0; font-weight: 500;
}
.foot-col a:hover { color: var(--paper); }
footer .disclaimer {
  margin-top: 44px; padding-top: 24px; border-top: 1px solid rgba(127, 184, 177, .25);
  font-size: 11.5px; line-height: 1.7; color: rgba(127, 184, 177, .8); max-width: 900px;
}
footer .disclaimer b, footer .disclaimer strong { color: var(--teal-light); }
.foot-bottom {
  margin-top: 24px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px;
  font-family: var(--mono); font-size: 10px; letter-spacing: .16em; text-transform: uppercase;
  color: rgba(127, 184, 177, .7);
}

/* ============ Sticky CTA (live markup) ============ */
.sticky-cta {
  position: fixed; left: 12px; right: 12px; bottom: 12px; z-index: 60;
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  background: rgba(6, 48, 45, .92); backdrop-filter: blur(12px);
  border-radius: 999px; padding: 10px 10px 10px 22px;
  transform: translateY(130%); transition: transform .5s var(--ease);
  max-width: 560px; margin: 0 auto;
}
.sticky-cta.show { transform: translateY(0); }
.sticky-cta .info { display: flex; flex-direction: column; }
.sticky-cta .info .a { color: var(--teal-tint); font-family: var(--mono); font-size: 9px; letter-spacing: .14em; text-transform: uppercase; }
.sticky-cta .info .b { color: var(--paper); font-weight: 700; font-size: 13px; }
.sticky-cta .btn { padding: 12px 24px; font-size: 14px; white-space: nowrap; background: var(--teal-tint); color: var(--teal-ink); }
@media (min-width: 901px) { .sticky-cta { display: none; } }

/* ============ Char-split headings ============ */
[data-split] .wd { display: inline-block; white-space: nowrap; }
[data-split] .ch { display: inline-block; will-change: transform; }

/* ============ Responsive ============ */
@media (max-width: 900px) {
  .hero {
    flex-direction: column; justify-content: flex-end; text-align: left;
    padding-bottom: 56px; min-height: 100svh;
  }
  .hero__title { font-size: clamp(36px, 10.5vw, 64px); }
  .hero__lead { font-size: 16px; margin-top: 22px; }
  .hero__actions { margin-top: 30px; }
  .hero__actions .btn { padding: 15px 26px; font-size: 14px; }
  .hero__trust { margin-top: 26px; gap: 8px 20px; }
  .hero__media video { object-position: 72% center; }
  .hero__scrim {
    background:
      linear-gradient(0deg, rgba(6, 48, 45, .95) 0%, rgba(6, 48, 45, .80) 42%, rgba(6, 48, 45, .45) 72%, rgba(6, 48, 45, .22) 100%);
  }
  .grain { opacity: .035; }

  .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
  .cat-filter {
    flex-wrap: nowrap; overflow-x: auto; -webkit-overflow-scrolling: touch;
    margin-left: -20px; margin-right: -20px; padding: 0 20px 6px;
    scrollbar-width: none;
  }
  .cat-filter::-webkit-scrollbar { display: none; }
  .cat-pill { flex: 0 0 auto; }
  .pcard .photo { height: 140px; }
  .pcard .body { padding: 4px 14px 16px; }
  .pcard h3 { font-size: 18px; }
  .pcard .desc { font-size: 12px; margin-top: 8px; }
  .pcard .pricerow { margin-top: 10px; }
  .pcard .price { font-size: 15px; }

  .calibrate__stage {
    height: auto; min-height: 0;
    flex-direction: column; justify-content: flex-start; align-items: flex-start;
    gap: 40px; padding: 90px 24px; text-align: left;
  }
  .calibrate__bg { opacity: 1; }
  .calibrate__copy { position: static; transform: none; max-width: none; order: 1; }
  .calibrate__fan { width: 130px; order: 2; margin: 10px auto 30px; }
  .calibrate__stats {
    position: static; transform: none; order: 3;
    flex-direction: row; flex-wrap: wrap; gap: 24px 36px; margin-top: 0;
  }
  .calibrate__eq { display: none; }

  .pillar { top: 10vh; }
  .verify__inner { grid-template-columns: 1fr; }
  .faq-grid { grid-template-columns: 1fr; }
  .foot-top { grid-template-columns: 1fr 1fr; }
  .foot-brand { grid-column: 1 / -1; }
}

@media (max-width: 900px) and (min-width: 641px) {
  .hamburger { display: block; }
  .nav-links { display: none; }
}
@media (max-width: 640px) {
  .hamburger { display: block; }
  .nav-links { display: none; }
  .nav .btn-primary { display: none; }
  .brand svg { width: 78px; }
}
@media (max-width: 480px) {
  .pcard .pricerow { flex-direction: column; align-items: flex-start; gap: 4px; }
  .pcard .actions .btn { padding: 12px; }
  .pcard .stock { display: none; }
}

/* ============ Reduced motion ============ */
@media (prefers-reduced-motion: reduce) {
  .grain { animation: none; }
  .cursor-glow { display: none; }
  .line, [data-fade], [data-eyebrow] { opacity: 1 !important; transform: none !important; }
  .manifesto__text .w { opacity: 1; }
  .eqbar { transform: scaleY(1); }
}

/* Five independent quality checks (carried from the legacy verify section) */
.verify__dims { list-style: none; padding: 0; margin: 44px 0 0; display: grid; gap: 14px; }
.verify__dims li { display: flex; gap: 14px; align-items: baseline; }
.verify__dims b {
  flex: 0 0 172px;
  font-family: var(--mono); font-weight: 600; font-size: 11px;
  letter-spacing: .14em; text-transform: uppercase; color: var(--teal-tint);
}
.verify__dims span { font-size: 13.5px; color: var(--teal-light); line-height: 1.55; }
@media (max-width: 640px) {
  .verify__dims li { flex-direction: column; gap: 3px; }
  .verify__dims b { flex: none; }
}

/* Chain of custody — carried from the legacy "From GMP synthesis to your bench" section */
.manifesto__steps {
  list-style: none; padding: 0;
  position: relative; z-index: 1;
  max-width: 890px; margin: 64px auto 0;
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 22px;
}
.manifesto__steps .n { display: block; font-size: 9px; color: var(--teal); margin-bottom: 10px; }
.manifesto__steps b {
  display: block; font-family: var(--serif); font-weight: 500; font-size: 21px; color: var(--ink);
  margin-bottom: 8px;
}
.manifesto__steps li > span:last-child { font-size: 12.5px; color: var(--graphite); line-height: 1.55; }
.manifesto__steps li { border-top: 1px solid var(--line); padding-top: 16px; }
@media (max-width: 900px) {
  .manifesto__steps { grid-template-columns: repeat(2, 1fr); }
  .manifesto__steps li:last-child { grid-column: 1 / -1; }
}

/* Why tuned + Guarantee (carried from legacy) */
.why { background: var(--teal-wash); padding: clamp(90px, 12vh, 150px) 0; }
.guarantee { background: var(--paper); padding: clamp(90px, 12vh, 150px) 0 clamp(40px, 6vh, 70px); }
.why-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px;
  margin-top: clamp(30px, 4vw, 48px);
}
.why-card {
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px 26px;
  transition: transform .5s var(--ease), box-shadow .5s var(--ease);
}
.guarantee .why-card { background: var(--teal-wash); }
.why-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-card); }
.why-card h3 { font-size: 20px; margin-bottom: 8px; }
.why-card p { font-size: 14px; color: var(--graphite); line-height: 1.6; }
@media (max-width: 900px) { .why-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .why-grid { grid-template-columns: 1fr; } }
.manifesto__procline {
  position: relative; z-index: 1; max-width: 890px; margin: 60px auto 0;
  color: var(--teal); font-size: 10px;
}
.manifesto__procline + .manifesto__steps { margin-top: 26px; }

/* ============ Manufactured in the USA — proof chain (trust) ============ */
.usa { background: var(--cream); border-top: 1px solid var(--line); padding: clamp(80px,11vh,140px) 0; }
.usa .shead { margin: 0 auto; }
.usa .shead p { margin-left: auto; margin-right: auto; }
.usa__chain { margin-top: clamp(40px,6vw,72px); display: grid; grid-template-columns: repeat(4,1fr); gap: 18px; }
.usa__node { position: relative; background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px 22px; text-align: center; }
.usa__node .n { font-family: var(--mono); font-size: 10px; letter-spacing: .18em; text-transform: uppercase; color: var(--teal-light); }
.usa__node .ic { display: block; width: 40px; height: 40px; margin: 12px auto 14px; color: var(--teal); }
.usa__node .ic svg { width: 100%; height: 100%; }
.usa__node h3 { font-size: 19px; margin-bottom: 6px; }
.usa__node p { font-size: 13px; color: var(--graphite); line-height: 1.55; }
.usa__node:not(:last-child)::after { content: "\2192"; position: absolute; top: 50%; right: -13px; transform: translateY(-50%); color: var(--teal-light); font-size: 17px; z-index: 2; }
.usa__foot { margin: 30px auto 0; text-align: center; font-size: 15px; color: var(--graphite); max-width: 720px; }
.usa__foot b { color: var(--teal-ink); }
@media (max-width: 860px) { .usa__chain { grid-template-columns: 1fr 1fr; } .usa__node:nth-child(2)::after { display: none; } }
@media (max-width: 480px) { .usa__chain { grid-template-columns: 1fr; } .usa__node::after { display: none; } }

/* ============ Secure payment + guarantee bar ============ */
.securebar { background: var(--paper); padding: 0 0 clamp(50px,7vh,90px); }
.securebar__inner { max-width: var(--maxw); margin: 0 auto; padding: 30px clamp(20px,4vw,40px); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; gap: 22px; flex-wrap: wrap; }
.securebar__lock { display: flex; align-items: center; gap: 10px; font-weight: 600; font-size: 14px; color: var(--ink); }
.securebar__lock svg { width: 20px; height: 20px; color: var(--teal); flex: 0 0 auto; }
.securebar__pays { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.securebar__pays .pi { font-family: var(--mono); font-size: 10px; letter-spacing: .08em; font-weight: 600; color: var(--graphite); background: var(--teal-wash); border: 1px solid var(--line); border-radius: 6px; padding: 6px 9px; }
.securebar__seal { display: flex; align-items: center; gap: 8px; font-weight: 600; font-size: 13px; color: var(--teal-ink); }
.securebar__seal svg { width: 18px; height: 18px; color: var(--teal); flex: 0 0 auto; }
@media (max-width: 640px) { .securebar__inner { justify-content: center; text-align: center; } }

/* ============ Social proof — researcher reviews ============ */
.social { background: var(--teal-wash); padding: clamp(90px,12vh,150px) 0; }
.social .shead { text-align: center; margin: 0 auto; }
.social .shead p { margin-left: auto; margin-right: auto; }
.social__rating { display: flex; align-items: center; justify-content: center; gap: 14px; margin-top: 22px; flex-wrap: wrap; }
.social__stars { color: #E8A33D; font-size: 20px; letter-spacing: 2px; }
.social__rating b { font-size: 22px; color: var(--teal-ink); font-family: var(--serif); font-weight: 500; }
.social__rating span { color: var(--graphite); font-size: 14px; }
.social__grid { margin-top: clamp(36px,5vw,56px); display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; }
.social__card { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; }
.social__card .st { color: #E8A33D; font-size: 14px; letter-spacing: 2px; margin-bottom: 12px; }
.social__card p { font-size: 15px; line-height: 1.6; color: var(--ink); }
.social__who { margin-top: 18px; display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--graphite); flex-wrap: wrap; }
.social__who b { color: var(--teal-ink); }
.social__who .vf { display: inline-flex; align-items: center; gap: 4px; color: var(--teal); font-family: var(--mono); font-size: 10px; letter-spacing: .1em; text-transform: uppercase; }
.social__who .vf svg { width: 13px; height: 13px; }
@media (max-width: 860px) { .social__grid { grid-template-columns: 1fr; } }