/* ==========================================================================
   Reagent House — design tokens
   ========================================================================== */
:root {
  --color-bg: #0a0908;
  --color-bg-elevated: #14120f;
  --color-bg-elevated-2: #1c1915;
  --color-border: rgba(212, 175, 55, 0.16);
  --color-border-strong: rgba(212, 175, 55, 0.38);
  --color-text: #f3efe6;
  --color-text-muted: #a79f8f;
  --color-text-faint: #6f6858;
  --color-gold: #d4af37;
  --color-gold-bright: #e9c766;
  --color-gold-deep: #8a6d1f;
  --color-success: #8fbf94;
  --color-danger: #d1685c;

  --font-display: 'Space Grotesk', 'Arial', sans-serif;
  --font-body: 'Inter', 'Helvetica Neue', sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;

  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --space-6: 4rem;
  --space-7: 6rem;
  --space-8: 8rem;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --radius-pill: 999px;

  --shadow-card: 0 20px 40px -20px rgba(0, 0, 0, 0.6);
  --shadow-gold-glow: 0 0 60px -10px rgba(212, 175, 55, 0.35);
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ==========================================================================
   Reset
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}
body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, p { margin: 0; }
input, textarea { font: inherit; color: inherit; }

.wrap {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: var(--space-3);
}

h1, h2, h3 { font-family: var(--font-display); font-weight: 600; letter-spacing: -0.01em; }

.text-gold { color: var(--color-gold); }

.eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-2);
}

/* Skip link */
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--color-gold);
  color: #0a0908;
  padding: 0.75rem 1.25rem;
  z-index: 1000;
  border-radius: 0 0 var(--radius-sm) 0;
  font-weight: 600;
}
.skip-link:focus { left: 0; }

/* Focus visibility */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 2px;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9rem 1.75rem;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease), background 0.2s var(--ease);
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--color-gold-bright), var(--color-gold-deep));
  color: #0a0908;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-gold-glow); }
.btn-ghost {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border-strong);
}
.btn-ghost:hover { border-color: var(--color-gold); background: rgba(212, 175, 55, 0.06); }
.btn-block { width: 100%; }

/* ==========================================================================
   Compliance bar
   ========================================================================== */
.compliance-bar {
  background: var(--color-gold);
  color: #0a0908;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.5rem var(--space-2);
  font-size: 0.78rem;
  font-weight: 600;
  text-align: center;
}

/* ==========================================================================
   Header
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 9, 8, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-2);
  gap: var(--space-3);
}
.brand { display: flex; align-items: center; gap: 0.6rem; flex-shrink: 0; }
.brand-mark { flex-shrink: 0; }
.brand-word {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.01em;
}
.brand-word span { color: var(--color-gold); font-weight: 500; margin-left: 0.3em; }

.main-nav { display: flex; align-items: center; gap: var(--space-4); }
.main-nav a {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color 0.2s var(--ease);
}
.main-nav a:hover { color: var(--color-gold); }
.main-nav a.is-current { color: var(--color-gold); }

.header-actions { display: flex; align-items: center; gap: 0.5rem; }
.icon-btn {
  position: relative;
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-pill);
  color: var(--color-text);
  transition: background 0.2s var(--ease);
}
.icon-btn:hover { background: var(--color-bg-elevated-2); }
.cart-count {
  position: absolute;
  top: -2px;
  right: -2px;
  background: var(--color-gold);
  color: #0a0908;
  font-size: 0.65rem;
  font-weight: 700;
  min-width: 16px;
  height: 16px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 3px;
}
.nav-toggle { display: none; }

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(1.75rem, 8vh, 5rem) clamp(1.5rem, 6vh, 3rem);
}
.hero-dna-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image: url('../assets/images/dna-symbol.png');
  background-repeat: no-repeat;
  background-position: right center;
  background-size: auto 130%;
  mix-blend-mode: screen;
  opacity: 0.5;
  filter: brightness(1.3) contrast(1.15) saturate(1.2);
  -webkit-mask-image: radial-gradient(ellipse 60% 65% at 82% 50%, #000 40%, transparent 88%);
  mask-image: radial-gradient(ellipse 60% 65% at 82% 50%, #000 40%, transparent 88%);
  pointer-events: none;
  user-select: none;
}
.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(1.5rem, 4vw, var(--space-6));
  align-items: center;
}
.hero-copy h1 {
  font-size: clamp(2rem, 3.4vw + 1rem, 3.4rem);
  line-height: 1.05;
  margin-bottom: clamp(0.75rem, 2vh, var(--space-3));
}
.hero-lede {
  color: var(--color-text-muted);
  font-size: 1.05rem;
  max-width: 46ch;
  margin-bottom: clamp(1rem, 2.5vh, var(--space-4));
}
.hero-cta { display: flex; gap: var(--space-2); flex-wrap: wrap; margin-bottom: clamp(1.25rem, 3vh, var(--space-5)); }
.hero-stats { display: flex; gap: var(--space-5); }
.hero-stats li { display: flex; flex-direction: column; }
.hero-stats strong { font-family: var(--font-display); font-size: 1.6rem; color: var(--color-gold); }
.hero-stats span { font-size: 0.8rem; color: var(--color-text-faint); }

.hero-media { position: relative; display: flex; justify-content: center; }
.hero-media img {
  width: auto;
  height: auto;
  max-width: min(300px, 85%);
  max-height: 54vh;
  filter: drop-shadow(0 30px 50px rgba(0, 0, 0, 0.55));
  position: relative;
  z-index: 1;
}
.hero-media-glow {
  position: absolute;
  inset: 10% 15%;
  background: radial-gradient(circle, rgba(212, 175, 55, 0.28), transparent 70%);
  filter: blur(30px);
  z-index: 0;
}

/* ==========================================================================
   Trust strip
   ========================================================================== */
.trust-strip { border-block: 1px solid var(--color-border); padding-block: var(--space-3); }
.trust-strip-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-2) var(--space-4);
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  font-weight: 500;
}
.trust-item svg { color: var(--color-gold); flex-shrink: 0; }

/* ==========================================================================
   Section head (shared)
   ========================================================================== */
.section-head { max-width: 60ch; margin-bottom: var(--space-5); }
.section-head h2 { font-size: clamp(1.9rem, 3vw, 2.6rem); margin-bottom: var(--space-2); }
.section-head p { color: var(--color-text-muted); font-size: 1.02rem; }

section { padding-block: clamp(2.5rem, 9vh, var(--space-7)); }

/* ==========================================================================
   Shop
   ========================================================================== */
.catalogue-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-3);
}
.catalogue-grid .product-card { width: 100%; max-width: 320px; }
.catalogue-cta { text-align: center; margin-top: var(--space-4); }
.product-card {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  display: flex;
  flex-direction: column;
  cursor: pointer;
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
  animation: card-in 0.5s var(--ease) backwards;
}
@keyframes card-in {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}
@media (prefers-reduced-motion: reduce) {
  .product-card { animation: none; }
}
.product-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-border-strong);
  box-shadow: var(--shadow-card);
}
.product-media {
  position: relative;
  border-radius: var(--radius-sm);
  overflow: hidden;
  aspect-ratio: 4 / 5;
  margin-bottom: var(--space-2);
  background: radial-gradient(circle at 50% 30%, rgba(212, 175, 55, 0.14), transparent 70%);
  display: flex;
  align-items: center;
  justify-content: center;
}
.product-media img { width: 40%; max-height: 82%; }
.product-tag {
  position: absolute;
  top: 0.6rem;
  left: 0.6rem;
  background: rgba(10, 9, 8, 0.75);
  border: 1px solid var(--color-border-strong);
  color: var(--color-gold-bright);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.3rem 0.6rem;
  border-radius: var(--radius-pill);
}
.product-name { font-family: var(--font-display); font-weight: 600; font-size: 1.05rem; margin-bottom: 0.35rem; }
.product-desc { color: var(--color-text-muted); font-size: 0.86rem; margin-bottom: var(--space-2); flex-grow: 1; }
.product-footer { display: flex; align-items: center; justify-content: space-between; gap: 0.5rem; }
.product-price { font-family: var(--font-mono); font-size: 0.95rem; }
.product-price small { display: block; color: var(--color-text-faint); font-size: 0.68rem; }
.add-to-cart-btn {
  background: var(--color-bg-elevated-2);
  border: 1px solid var(--color-border-strong);
  color: var(--color-text);
  padding: 0.55rem 1rem;
  border-radius: var(--radius-pill);
  font-size: 0.82rem;
  font-weight: 600;
  transition: all 0.2s var(--ease);
}
.add-to-cart-btn:hover { background: var(--color-gold); color: #0a0908; border-color: var(--color-gold); }
.add-to-cart-btn.is-added { background: var(--color-success); color: #0a0908; border-color: var(--color-success); }
.add-to-cart-btn-lg { padding: 0.9rem 1.75rem; font-size: 0.95rem; border-radius: var(--radius-pill); }
.add-to-cart-btn:disabled { opacity: 0.5; cursor: not-allowed; background: none; color: var(--color-text-faint); border-color: var(--color-border); }
.add-to-cart-btn:disabled:hover { background: none; color: var(--color-text-faint); border-color: var(--color-border); }
.product-card.is-out-of-stock .product-media img { opacity: 0.5; }
.out-of-stock-badge {
  position: absolute; top: var(--space-2); right: var(--space-2); z-index: 2;
  background: var(--color-danger); color: #fff; font-size: 0.7rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.05em; padding: 0.3rem 0.6rem; border-radius: var(--radius-pill);
}

/* ==========================================================================
   Shop page — hero, disclaimer, product detail, coming soon
   ========================================================================== */
.shop-hero { text-align: center; border-bottom: 1px solid var(--color-border); }
.shop-hero .wrap { max-width: 640px; }
.shop-hero h1 { font-size: clamp(2.2rem, 4vw, 3.2rem); margin-block: var(--space-2); }
.shop-hero p { color: var(--color-text-muted); font-size: 1.05rem; }

.disclaimer-banner { padding-block: var(--space-4); }
.disclaimer-box {
  display: flex;
  gap: 0.9rem;
  align-items: flex-start;
  background: rgba(209, 104, 92, 0.08);
  border: 1px solid rgba(209, 104, 92, 0.35);
  border-radius: var(--radius-md);
  padding: var(--space-3);
}
.disclaimer-box svg { color: var(--color-danger); flex-shrink: 0; margin-top: 0.15rem; }
.disclaimer-box p { font-size: 0.86rem; color: var(--color-text-muted); }
.disclaimer-box strong { color: var(--color-text); }

.product-detail-grid { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: var(--space-6); align-items: center; }
.product-detail-media {
  position: relative;
  border-radius: var(--radius-lg);
  background: radial-gradient(circle at 50% 30%, rgba(212, 175, 55, 0.14), transparent 70%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
}
.product-detail-media img { width: 36%; max-height: 70%; filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.5)); }
.product-detail-media .product-tag { position: absolute; top: var(--space-3); left: var(--space-3); }
.product-detail-info h2 { font-size: clamp(1.9rem, 3vw, 2.6rem); margin-block: 0.4rem var(--space-2); }
.product-detail-desc { color: var(--color-text-muted); max-width: 50ch; margin-bottom: var(--space-3); }
.product-detail-meta {
  display: flex;
  gap: var(--space-4);
  padding-block: var(--space-2);
  border-block: 1px solid var(--color-border);
  margin-bottom: var(--space-3);
}
.product-detail-meta div { display: flex; flex-direction: column; gap: 0.2rem; }
.product-detail-meta span { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--color-text-faint); }
.product-detail-meta strong { font-size: 0.95rem; }
.product-detail-buy { display: flex; align-items: center; gap: var(--space-3); flex-wrap: wrap; margin-bottom: var(--space-3); }
.product-detail-price { font-family: var(--font-mono); font-size: 1.4rem; color: var(--color-gold); }
.product-detail-price small { display: block; font-family: var(--font-body); font-size: 0.75rem; color: var(--color-text-faint); }
.product-detail-list { display: flex; flex-direction: column; gap: 0.5rem; }
.product-detail-list li {
  position: relative;
  padding-left: 1.3rem;
  font-size: 0.88rem;
  color: var(--color-text-muted);
}
.product-detail-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-gold);
}

.coming-soon { text-align: center; border-top: 1px solid var(--color-border); }
.coming-soon .wrap { max-width: 560px; }
.coming-soon h2 { font-size: clamp(1.6rem, 2.6vw, 2.1rem); margin-block: var(--space-2); }
.coming-soon p { color: var(--color-text-muted); }

/* ==========================================================================
   Full-screen product detail overlay
   ========================================================================== */
html.no-scroll, html.no-scroll body { overflow: hidden; }

.product-overlay {
  position: fixed;
  inset: 0;
  z-index: 160;
  background: var(--color-bg);
  overflow-y: auto;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease), visibility 0s linear 0.3s;
}
.product-overlay.is-open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
}
.product-overlay-content {
  padding-block: var(--space-7);
  min-height: 100%;
}
.product-overlay-close {
  position: fixed;
  top: var(--space-3);
  right: var(--space-3);
  z-index: 161;
  background: var(--color-bg-elevated-2);
  border: 1px solid var(--color-border-strong);
}
.product-overlay-close:hover { border-color: var(--color-gold); color: var(--color-gold); }

.coa-request-link {
  display: inline-block;
  margin-top: var(--space-2);
  font-size: 0.85rem;
  color: var(--color-gold);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.coa-request-link:hover { color: var(--color-gold-bright); }

.coa-section {
  margin-top: var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 0.85rem var(--space-3);
  background: var(--color-bg-elevated);
}
.coa-section summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--color-text);
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.coa-section summary::-webkit-details-marker { display: none; }
.coa-section summary::after {
  content: '+';
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--color-gold);
  transition: transform 0.2s var(--ease);
}
.coa-section[open] summary::after { transform: rotate(45deg); }
.coa-file-list { margin-top: var(--space-2); display: flex; flex-direction: column; gap: 0.5rem; }
.coa-file-link {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  width: 100%;
  padding: 0.6rem 0.75rem;
  background: var(--color-bg-elevated-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.85rem;
  color: var(--color-text);
  text-align: left;
  cursor: pointer;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}
.coa-file-link svg { color: var(--color-gold); flex-shrink: 0; }
.coa-file-link:hover { border-color: var(--color-gold); color: var(--color-gold-bright); }
.coa-empty { font-size: 0.85rem; color: var(--color-text-muted); margin-bottom: 0.4rem; }

/* ==========================================================================
   COA lightbox — large in-page viewer
   ========================================================================== */
.coa-lightbox {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s var(--ease);
}
.coa-lightbox.is-open { opacity: 1; pointer-events: auto; }
.coa-lightbox-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(5, 4, 3, 0.92);
  backdrop-filter: blur(4px);
}
.coa-lightbox-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  max-width: 92vw;
}
.coa-lightbox-img {
  max-width: 92vw;
  max-height: 84vh;
  width: auto;
  height: auto;
  border-radius: var(--radius-md);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6);
  background: #fff;
}
.coa-lightbox-caption {
  color: var(--color-text-muted);
  font-size: 0.85rem;
  text-align: center;
}
.coa-lightbox-close {
  position: absolute;
  top: -3.25rem;
  right: 0;
  background: var(--color-bg-elevated-2);
  border: 1px solid var(--color-border-strong);
}
.coa-lightbox-close:hover { border-color: var(--color-gold); color: var(--color-gold); }
@media (max-width: 640px) {
  .coa-lightbox-close { top: -3rem; right: 0; }
}

/* ==========================================================================
   Legal modal (Terms & Conditions, etc.)
   ========================================================================== */
.legal-modal {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s var(--ease);
}
.legal-modal.is-open { opacity: 1; pointer-events: auto; }
.legal-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(5, 4, 3, 0.92);
  backdrop-filter: blur(4px);
}
.legal-modal-panel {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 680px;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-lg);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6);
}
.legal-modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}
.legal-modal-head h2 { font-size: 1.3rem; }
.legal-modal-close { flex-shrink: 0; }
.legal-modal-close:hover { border-color: var(--color-gold); color: var(--color-gold); }
.legal-modal-body {
  overflow-y: auto;
  padding: var(--space-4);
}
.legal-modal-body .legal-updated { color: var(--color-text-faint); font-size: 0.8rem; margin-bottom: var(--space-3); }
.legal-modal-body h3 { font-size: 1rem; color: var(--color-gold); margin-bottom: 0.5rem; }
.legal-modal-body h3:not(:first-child) { margin-top: var(--space-3); }
.legal-modal-body h4 { font-size: 0.92rem; color: var(--color-text); margin-top: var(--space-2); margin-bottom: 0.3rem; }
.legal-modal-body p { color: var(--color-text-muted); font-size: 0.92rem; line-height: 1.6; margin-bottom: 0.6rem; }
.legal-modal-body ul { margin: 0 0 0.6rem; padding-left: 1.25rem; color: var(--color-text-muted); font-size: 0.92rem; line-height: 1.6; }
.legal-modal-body li { margin-bottom: 0.25rem; }
.legal-modal-body a { color: var(--color-gold); text-decoration: underline; text-underline-offset: 2px; }
.legal-modal-body a:hover { color: var(--color-gold-bright); }
.legal-table-wrap { overflow-x: auto; margin-bottom: var(--space-3); border: 1px solid var(--color-border); border-radius: var(--radius-sm); }
.legal-table { width: 100%; border-collapse: collapse; min-width: 480px; font-size: 0.85rem; }
.legal-table th, .legal-table td { padding: 0.6rem 0.75rem; text-align: left; vertical-align: top; border-bottom: 1px solid var(--color-border); }
.legal-table th { background: var(--color-bg-elevated-2); color: var(--color-gold); font-weight: 600; white-space: nowrap; }
.legal-table td { color: var(--color-text-muted); }
.legal-table tbody tr:last-child th, .legal-table tbody tr:last-child td { border-bottom: none; }
.legal-biz-block {
  background: var(--color-bg-elevated-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.85rem 1rem;
  margin-bottom: var(--space-3);
}
.legal-biz-block p { margin-bottom: 0.25rem; font-size: 0.88rem; }
.legal-biz-block p:last-child { margin-bottom: 0; }
.legal-modal-body .legal-todo { color: var(--color-danger); font-style: italic; }

.is-hidden { display: none !important; }

/* Account / auth modal */
.auth-modal-panel { max-width: 420px; }
.auth-tabs { display: flex; gap: var(--space-2); margin-bottom: var(--space-3); border-bottom: 1px solid var(--color-border); }
.auth-tab {
  background: none; border: none; cursor: pointer; font: inherit; color: var(--color-text-muted);
  padding: 0.5rem 0.1rem 0.75rem; font-size: 0.92rem; font-weight: 600;
  border-bottom: 2px solid transparent; margin-bottom: -1px;
}
.auth-tab.is-active { color: var(--color-gold); border-bottom-color: var(--color-gold); }
.auth-signup-lede { color: var(--color-text-muted); font-size: 0.85rem; line-height: 1.5; margin-bottom: var(--space-2); }
.auth-account-view { display: flex; flex-direction: column; gap: var(--space-2); }
.auth-account-email { font-weight: 600; color: var(--color-gold); font-size: 1rem; }
.auth-account-note { color: var(--color-text-muted); font-size: 0.88rem; line-height: 1.5; }
.icon-btn.is-authed { border-color: var(--color-gold); color: var(--color-gold); }

/* Checkout modal */
.checkout-modal-panel { max-width: 820px; }
.checkout-uk-note { color: var(--color-text-faint); font-size: 0.82rem; margin: -0.6rem 0 var(--space-2); }
#co-country[readonly] { opacity: 0.75; cursor: not-allowed; }
.checkout-confirm-lede { color: var(--color-text-muted); font-size: 0.92rem; line-height: 1.6; margin-bottom: var(--space-3); }
.checkout-payment-warning { color: var(--color-danger); font-size: 0.85rem; line-height: 1.5; margin-bottom: var(--space-3); }
.checkout-payment-block p { margin-bottom: 0.7rem; }
.checkout-payment-block p:last-child { margin-bottom: 0; }
.checkout-ref { font-family: var(--font-mono); font-size: 1.1rem; color: var(--color-gold); letter-spacing: 0.03em; }

.checkout-layout { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-5); align-items: start; }
.checkout-layout.is-hidden { display: none; }
.checkout-form-col { min-width: 0; }
.checkout-payment-col { position: sticky; top: 0; display: flex; flex-direction: column; gap: var(--space-3); }
.checkout-payment-col-label { font-size: 0.85rem; font-weight: 600; color: var(--color-text-muted); }

.checkout-pay-card {
  display: flex; flex-direction: column; gap: 0.5rem; cursor: pointer;
  background: var(--color-bg-elevated-2); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); padding: var(--space-3);
  transition: border-color 0.15s ease;
}
.checkout-pay-card:has(input:checked) { border-color: var(--color-gold); }
.checkout-pay-card input { position: absolute; opacity: 0; width: 0; height: 0; }
.checkout-pay-card-title { display: flex; align-items: center; gap: 0.5rem; font-weight: 600; font-size: 0.98rem; color: var(--color-text); }
.checkout-pay-card-badge {
  font-size: 0.7rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em;
  color: var(--color-gold); border: 1px solid var(--color-gold); border-radius: var(--radius-sm);
  padding: 0.1rem 0.4rem;
}
.checkout-pay-card-desc { font-size: 0.85rem; color: var(--color-text-muted); line-height: 1.5; }
.checkout-pay-card-details {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(110px, 1fr)); gap: 0.6rem;
  background: var(--color-bg-elevated); border-radius: var(--radius-sm); padding: 0.7rem 0.85rem;
  font-size: 0.85rem; color: var(--color-text);
}
.checkout-pay-card-note { font-size: 0.78rem; color: var(--color-text-faint); }

.checkout-delivery-options { display: flex; flex-direction: column; gap: 0.5rem; }
.checkout-delivery-option {
  display: flex; flex-direction: column; gap: 0.15rem; cursor: pointer;
  background: var(--color-bg-elevated-2); border: 1px solid var(--color-border);
  border-radius: var(--radius-sm); padding: 0.6rem 0.75rem;
  transition: border-color 0.15s ease;
}
.checkout-delivery-option:has(input:checked) { border-color: var(--color-gold); }
.checkout-delivery-option input { position: absolute; opacity: 0; width: 0; height: 0; }
.checkout-delivery-option-title { display: flex; align-items: center; justify-content: space-between; gap: 0.5rem; font-weight: 600; font-size: 0.9rem; color: var(--color-text); }
.checkout-delivery-option-price { font-weight: 700; color: var(--color-gold); font-size: 0.85rem; }
.checkout-delivery-option-desc { font-size: 0.78rem; color: var(--color-text-muted); }

.track-items-list { list-style: none; padding: 0; margin: 0.4rem 0 0; }
.track-item { display: flex; align-items: center; justify-content: space-between; gap: 0.75rem; padding: 0.5rem 0; border-bottom: 1px solid var(--color-border); font-size: 0.9rem; }
.track-item:last-child { border-bottom: none; }
.track-coa-link { font-size: 0.8rem; color: var(--color-gold); white-space: nowrap; }
.track-coa-link:hover { text-decoration: underline; }

@media (max-width: 720px) {
  .checkout-layout { grid-template-columns: 1fr; }
  .checkout-payment-col { position: static; }
}

/* intl-tel-input — theme to match the site's dark/gold palette */
:root {
  --iti-border-color: var(--color-border);
  --iti-country-selector-bg: var(--color-bg-elevated-2);
  --iti-icon-color: var(--color-text-muted);
  --iti-hover-color: rgba(212, 175, 55, 0.08);
  --iti-border-width: 1px;
}
.iti { width: 100%; }
.iti input.iti__tel-input {
  width: 100%; background: var(--color-bg-elevated-2); border: 1px solid var(--color-border);
  border-radius: var(--radius-sm); padding: 0.65rem 0.85rem; font: inherit; color: var(--color-text);
}
.iti input.iti__tel-input:focus { border-color: var(--color-gold); outline: none; }
.iti__dropdown-content {
  background: var(--color-bg-elevated); border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm); color: var(--color-text);
}
.iti__search-input {
  background: var(--color-bg-elevated-2); border: 1px solid var(--color-border); color: var(--color-text);
}

/* Postcode lookup */
.postcode-lookup-field { border: 1px solid var(--color-border); border-radius: var(--radius-sm); padding: 0.85rem; background: var(--color-bg-elevated-2); }
.postcode-lookup-row { display: flex; gap: 0.5rem; }
.postcode-lookup-row input {
  flex: 1; min-width: 0; background: var(--color-bg-elevated); border: 1px solid var(--color-border);
  border-radius: var(--radius-sm); padding: 0.6rem 0.75rem; font: inherit; color: var(--color-text);
}
.postcode-lookup-row input:focus { border-color: var(--color-gold); outline: none; }
.postcode-lookup-row .btn { padding: 0.6rem 1rem; font-size: 0.85rem; white-space: nowrap; }
.postcode-lookup-note { font-size: 0.82rem; color: var(--color-text-muted); margin: 0.5rem 0 0; min-height: 1.1em; }
.postcode-suggestions { display: flex; flex-direction: column; gap: 0.3rem; margin-top: 0.5rem; max-height: 200px; overflow-y: auto; }
.postcode-suggestion {
  text-align: left; background: var(--color-bg-elevated); border: 1px solid var(--color-border);
  border-radius: var(--radius-sm); padding: 0.55rem 0.7rem; font: inherit; font-size: 0.85rem;
  color: var(--color-text); cursor: pointer;
}
.postcode-suggestion:hover { border-color: var(--color-gold); color: var(--color-gold); }

/* Account / order history page */
.account-section { padding: var(--space-6) 0; }
.account-empty-card {
  max-width: 480px; margin: 0 auto; text-align: center; background: var(--color-bg-elevated);
  border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: var(--space-5) var(--space-4);
}
.account-empty-card h2 { font-size: 1.4rem; margin-bottom: var(--space-2); }
.account-empty-card p { color: var(--color-text-muted); margin-bottom: var(--space-3); }
.account-email-line { font-weight: 600; color: var(--color-gold); margin-bottom: var(--space-1); }
.account-note { color: var(--color-text-muted); font-size: 0.9rem; margin-bottom: var(--space-3); }
.account-orders-list { display: flex; flex-direction: column; gap: var(--space-2); max-width: 640px; }
.account-order-card { background: var(--color-bg-elevated); border: 1px solid var(--color-border); border-radius: var(--radius-md); padding: var(--space-3); }
.account-order-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 0.5rem; }
.account-order-ref { font-family: var(--font-mono); color: var(--color-gold); font-size: 0.95rem; }
.account-order-status { font-size: 0.78rem; font-weight: 600; padding: 0.2rem 0.6rem; border-radius: var(--radius-pill); border: 1px solid var(--color-border); }
.account-order-status.status-pending_payment { border-color: var(--color-danger); color: var(--color-danger); }
.account-order-status.status-paid { border-color: var(--color-success); color: var(--color-success); }
.account-order-status.status-dispatched { border-color: var(--color-gold); color: var(--color-gold); }
.account-order-status.status-cancelled { border-color: var(--color-text-faint); color: var(--color-text-faint); }
.account-order-items { color: var(--color-text-muted); font-size: 0.88rem; margin-bottom: 0.6rem; }
.account-order-foot { display: flex; justify-content: space-between; font-size: 0.85rem; color: var(--color-text-faint); }
.account-order-foot span:last-child { font-family: var(--font-mono); color: var(--color-text); }
.account-my-orders-link { display: inline-block; margin-top: 0.5rem; font-size: 0.85rem; color: var(--color-gold); text-decoration: underline; text-underline-offset: 2px; }

/* ==========================================================================
   Testing
   ========================================================================== */
.testing { background: var(--color-bg-elevated); border-block: 1px solid var(--color-border); }
.testing-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: var(--space-6); align-items: start; }
.testing-copy p { color: var(--color-text-muted); margin-bottom: var(--space-4); max-width: 52ch; }
.coa-lookup {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3);
}
.coa-lookup label { display: block; font-weight: 600; font-size: 0.9rem; margin-bottom: 0.7rem; }
.coa-lookup-row { display: flex; gap: 0.6rem; }
.coa-lookup-row input {
  flex: 1;
  background: var(--color-bg-elevated-2);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  padding: 0.7rem 0.9rem;
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: 0.85rem;
}
.coa-note { font-size: 0.82rem; color: var(--color-text-faint); margin-top: 0.8rem; }
.coa-note a { color: var(--color-gold); text-decoration: underline; }

.testing-checklist { display: flex; flex-direction: column; gap: var(--space-3); }
.testing-checklist li { display: flex; gap: 0.9rem; align-items: flex-start; }
.testing-checklist svg { color: var(--color-gold); flex-shrink: 0; margin-top: 0.15rem; }
.testing-checklist strong { display: block; font-size: 0.98rem; margin-bottom: 0.2rem; }
.testing-checklist span { color: var(--color-text-muted); font-size: 0.88rem; }

/* ==========================================================================
   About
   ========================================================================== */
.about-grid { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: var(--space-6); align-items: center; }
.about-media img { border-radius: var(--radius-lg); max-width: 280px; margin-inline: auto; filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.5)); }
.about-copy p { color: var(--color-text-muted); margin-bottom: var(--space-3); max-width: 58ch; }
.about-values { display: flex; flex-direction: column; gap: 0.9rem; margin-top: var(--space-3); }
.about-values li { padding-left: 1.1rem; border-left: 2px solid var(--color-gold); font-size: 0.95rem; color: var(--color-text-muted); }
.about-values strong { color: var(--color-text); }

/* ==========================================================================
   FAQ / accordion
   ========================================================================== */
.accordion { border-top: 1px solid var(--color-border); }
.accordion-item { border-bottom: 1px solid var(--color-border); }
.accordion-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) 0;
  text-align: left;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.02rem;
}
.accordion-trigger .chev { color: var(--color-gold); flex-shrink: 0; transition: transform 0.25s var(--ease); }
.accordion-trigger[aria-expanded="true"] .chev { transform: rotate(180deg); }
.accordion-panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.3s var(--ease);
}
.accordion-panel > p { overflow: hidden; min-height: 0; color: var(--color-text-muted); padding-right: 2rem; }
.accordion-item.is-open .accordion-panel { grid-template-rows: 1fr; padding-bottom: var(--space-3); }

/* ==========================================================================
   Contact
   ========================================================================== */
.contact { background: var(--color-bg-elevated); border-top: 1px solid var(--color-border); }
.contact-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: var(--space-6); }
.contact-copy p { color: var(--color-text-muted); margin-bottom: var(--space-4); max-width: 46ch; }
.contact-info { display: flex; flex-direction: column; gap: 0.9rem; }
.contact-info li { display: flex; align-items: center; gap: 0.7rem; font-size: 0.92rem; }
.contact-info svg { color: var(--color-gold); flex-shrink: 0; }
.contact-info a:hover { color: var(--color-gold); }

.contact-form { display: flex; flex-direction: column; gap: var(--space-2); }
.field { display: flex; flex-direction: column; gap: 0.4rem; }
.field label { font-size: 0.85rem; font-weight: 600; }
.field input, .field textarea {
  background: var(--color-bg);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  padding: 0.8rem 0.95rem;
  color: var(--color-text);
  resize: vertical;
}
.field input:focus, .field textarea:focus { border-color: var(--color-gold); }
.form-note { font-size: 0.85rem; color: var(--color-success); min-height: 1.2em; }

/* ==========================================================================
   Cart panel
   ========================================================================== */
.cart-scrim {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  z-index: 199;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s var(--ease);
}
.cart-scrim.is-visible { opacity: 1; pointer-events: auto; }

.cart-panel {
  position: fixed;
  top: 0;
  right: 0;
  height: 100%;
  width: min(400px, 100%);
  background: var(--color-bg-elevated);
  border-left: 1px solid var(--color-border-strong);
  z-index: 200;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.3s var(--ease);
}
.cart-panel.is-open { transform: translateX(0); }
.cart-panel-head { display: flex; align-items: center; justify-content: space-between; padding: var(--space-3); border-bottom: 1px solid var(--color-border); }
.cart-panel-head h2 { font-size: 1.1rem; }
.cart-items { flex: 1; overflow-y: auto; padding: var(--space-3); display: flex; flex-direction: column; gap: var(--space-2); }
.cart-empty { color: var(--color-text-faint); font-size: 0.9rem; text-align: center; padding-block: var(--space-5); }
.cart-item { display: flex; gap: 0.8rem; align-items: center; }
.cart-item-thumb { width: 48px; height: 56px; border-radius: var(--radius-sm); overflow: hidden; background: var(--color-bg); flex-shrink: 0; display: flex; align-items: center; justify-content: center; }
.cart-item-thumb img { width: 70%; }
.cart-item-info { flex: 1; min-width: 0; }
.cart-item-info strong { display: block; font-size: 0.9rem; }
.cart-item-info span { font-size: 0.78rem; color: var(--color-text-faint); font-family: var(--font-mono); }
.cart-item-qty { display: flex; align-items: center; gap: 0.4rem; }
.qty-btn {
  width: 24px; height: 24px; border-radius: var(--radius-pill);
  border: 1px solid var(--color-border-strong);
  display: inline-flex; align-items: center; justify-content: center; font-size: 0.9rem;
}
.qty-btn:hover { border-color: var(--color-gold); color: var(--color-gold); }
.cart-item-remove { color: var(--color-text-faint); font-size: 0.75rem; text-decoration: underline; margin-left: 0.4rem; }
.cart-item-remove:hover { color: var(--color-danger); }

.cart-upsell { padding: 0 var(--space-3); }
.cart-upsell-card {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--color-bg-elevated-2);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  padding: 0.75rem;
  margin-bottom: var(--space-2);
}
.cart-upsell-info { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 0.15rem; }
.cart-upsell-info strong { font-size: 0.85rem; }
.cart-upsell-info span { font-size: 0.72rem; color: var(--color-text-faint); }
.cart-upsell-add { flex-shrink: 0; font-size: 0.78rem; padding: 0.5rem 0.85rem; white-space: nowrap; }

.cart-footer { padding: var(--space-3); border-top: 1px solid var(--color-border); }
.cart-totals { font-family: var(--font-mono); margin-bottom: 0.8rem; }
.cart-promo-row { display: flex; gap: 0.5rem; margin-bottom: 0.4rem; }
.cart-promo-row input {
  flex: 1; min-width: 0; background: var(--color-bg-elevated-2); border: 1px solid var(--color-border);
  border-radius: var(--radius-sm); padding: 0.5rem 0.7rem; font: inherit; font-size: 0.85rem; color: var(--color-text);
}
.cart-promo-row input:focus { border-color: var(--color-gold); outline: none; }
.cart-promo-row .btn { padding: 0.5rem 0.9rem; font-size: 0.82rem; white-space: nowrap; }
.cart-promo-note { font-size: 0.78rem; margin: 0 0 0.6rem; min-height: 1.1em; }
.cart-line { display: flex; justify-content: space-between; padding-block: 0.2rem; font-size: 0.9rem; }
.cart-line-discount { color: var(--color-success); }
.cart-line-total { font-size: 1.05rem; font-weight: 700; border-top: 1px solid var(--color-border); margin-top: 0.4rem; padding-top: 0.5rem; }
.cart-shipping-msg { font-size: 0.75rem; color: var(--color-text-faint); margin-top: 0.5rem; font-family: var(--font-body); }
.cart-shipping-msg.is-unlocked { color: var(--color-success); }
.cart-note { font-size: 0.78rem; color: var(--color-text-faint); margin-bottom: var(--space-2); }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer { border-top: 1px solid var(--color-border); padding-top: var(--space-6); }
.footer-grid { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: var(--space-4); padding-bottom: var(--space-5); }
.footer-brand p { color: var(--color-text-faint); font-size: 0.88rem; margin-top: var(--space-2); max-width: 32ch; }
.newsletter-form { margin-top: var(--space-3); max-width: 320px; }
.newsletter-label { display: block; font-size: 0.8rem; font-weight: 600; color: var(--color-text-muted); margin-bottom: 0.5rem; }
.newsletter-row { display: flex; gap: 0.5rem; }
.newsletter-row input {
  flex: 1; min-width: 0; background: var(--color-bg-elevated-2); border: 1px solid var(--color-border);
  border-radius: var(--radius-sm); padding: 0.6rem 0.75rem; font-size: 0.85rem; color: var(--color-text);
}
.newsletter-row input:focus { border-color: var(--color-gold); }
.newsletter-row .btn { padding: 0.6rem 1.1rem; font-size: 0.85rem; white-space: nowrap; }
.newsletter-form .form-note { margin-top: 0.5rem; }
.footer-col { display: flex; flex-direction: column; gap: 0.7rem; }
.footer-col h3 { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--color-text-faint); margin-bottom: 0.3rem; }
.footer-col a, .footer-col span { color: var(--color-text-muted); font-size: 0.9rem; }
.footer-col a:hover { color: var(--color-gold); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: var(--space-3);
  flex-wrap: wrap;
  padding-block: var(--space-3);
  border-top: 1px solid var(--color-border);
  font-size: 0.78rem;
  color: var(--color-text-faint);
}
.footer-disclaimer { max-width: 50ch; text-align: right; }

/* ==========================================================================
   Scroll reveal
   ========================================================================== */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s var(--ease), transform 0.6s var(--ease); }
.reveal.in-view { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; }
}

/* ==========================================================================
   Glossary
   ========================================================================== */
.glossary-intro { border-bottom: 1px solid var(--color-border); }
.glossary-intro-grid { display: grid; grid-template-columns: 1.3fr 0.7fr; gap: var(--space-6); align-items: start; }
.glossary-intro p { color: var(--color-text-muted); margin-bottom: var(--space-3); max-width: 62ch; }
.glossary-jump {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: var(--space-3);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  position: sticky;
  top: calc(var(--space-3) + 70px);
}
.glossary-jump a {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  padding: 0.35rem 0.5rem;
  border-radius: var(--radius-sm);
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}
.glossary-jump a:hover { background: var(--color-bg-elevated-2); color: var(--color-gold); }

.glossary-list { display: flex; flex-direction: column; gap: var(--space-5); }
.glossary-entry {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: var(--space-5);
  align-items: start;
  padding-bottom: var(--space-5);
  border-bottom: 1px solid var(--color-border);
  scroll-margin-top: 90px;
}
.glossary-entry:last-child { border-bottom: none; padding-bottom: 0; }
.glossary-entry-media {
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-md);
  background: radial-gradient(circle at 50% 30%, rgba(212, 175, 55, 0.14), transparent 70%);
}
.glossary-entry-media img { width: 46%; filter: drop-shadow(0 20px 30px rgba(0, 0, 0, 0.5)); }
.glossary-entry-tag {
  display: inline-block;
  color: var(--color-gold);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  margin-bottom: 0.4rem;
}
.glossary-entry-body h2 { font-size: 1.5rem; margin-bottom: 0.6rem; }
.glossary-entry-body p { color: var(--color-text-muted); margin-bottom: 0.85rem; max-width: 68ch; }
.glossary-entry-link { margin-top: 0.3rem; }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-grid, .testing-grid, .about-grid, .contact-grid, .product-detail-grid, .glossary-intro-grid { grid-template-columns: 1fr; }
  .glossary-jump { position: static; flex-direction: row; flex-wrap: wrap; }
  .glossary-entry { grid-template-columns: 140px 1fr; }
  .about-media { order: -1; }
  .hero-media { order: -1; margin-bottom: var(--space-3); }
  .product-detail-media { order: -1; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero-dna-bg {
    top: 0;
    bottom: auto;
    height: 58vh;
    background-position: center 22%;
    background-size: auto 118%;
    opacity: 0.4;
    -webkit-mask-image: radial-gradient(ellipse 85% 78% at 62% 42%, #000 40%, transparent 90%);
    mask-image: radial-gradient(ellipse 85% 78% at 62% 42%, #000 40%, transparent 90%);
  }
}

@media (max-width: 768px) {
  .main-nav {
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    width: min(320px, 80vw);
    background: var(--color-bg-elevated);
    border-right: 1px solid var(--color-border-strong);
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: var(--space-4);
    padding-inline: var(--space-4);
    transform: translateX(-100%);
    transition: transform 0.3s var(--ease);
    z-index: 150;
  }
  .main-nav.is-open { transform: translateX(0); }
  .main-nav a { font-size: 1.1rem; }
  .nav-toggle { display: inline-flex; }
  .hero-stats { flex-wrap: wrap; gap: var(--space-3); }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; }
  .footer-disclaimer { text-align: left; }
  .compliance-bar { font-size: 0.7rem; }
}

@media (max-width: 480px) {
  .hero-cta { flex-direction: column; align-items: stretch; }
  .coa-lookup-row { flex-direction: column; }
  section { padding-block: var(--space-6); }
  .glossary-entry { grid-template-columns: 1fr; }
  .glossary-entry-media { max-width: 180px; margin-inline: auto; }
}