:root {
    --obsidian: #080A0C;
    --obsidian-2: #0D1117;
    --obsidian-3: #141B22;
    --obsidian-4: #1C2530;
    --cyan: #00D4FF;
    --cyan-dim: rgba(0,212,255,0.12);
    --cyan-mid: rgba(0,212,255,0.35);
    --white: #F0F4F8;
    --white-dim: rgba(240,244,248,0.55);
    --white-muted: rgba(240,244,248,0.5); /* WCAG AA: 0.5 clears 4.5:1 on #080a0c/#0d1117/#141b22 (was 0.25 = ~2.0:1) */
    --border: rgba(0,212,255,0.15);
    --border-dim: rgba(240,244,248,0.08);
    --font-display: 'Syne', sans-serif;
    --font-mono: 'DM Mono', monospace;
    --font-body: 'DM Sans', sans-serif;
  }

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

  html { scroll-behavior: smooth; }

  body {
    background: var(--obsidian);
    color: var(--white);
    font-family: var(--font-body);
    overflow-x: hidden;
    cursor: default;
  }

  /* ─── NOISE OVERLAY ─── */
  body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 9999;
    opacity: 0.4;
  }

  /* ─── NAV ─── */
  nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 48px;
    background: rgba(8,10,12,0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-dim);
  }

  .nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
  }

  .nav-mark {
    width: 32px;
    height: 32px;
    position: relative;
  }

  .nav-mark svg { width: 100%; height: 100%; }

  .nav-wordmark {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 18px;
    letter-spacing: 0.25em;
    color: var(--white);
  }

  .nav-wordmark span { color: var(--cyan); }

  .nav-links {
    display: flex;
    align-items: center;
    gap: 36px;
    list-style: none;
  }

  .nav-links a {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.12em;
    color: var(--white-dim);
    text-decoration: none;
    text-transform: uppercase;
    transition: color 0.2s;
  }

  .nav-links a:hover { color: var(--cyan); }

  .nav-cta {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    padding: 10px 24px;
    border: 1px solid var(--cyan);
    color: var(--cyan);
    background: transparent;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
  }

  .nav-cta:hover {
    background: var(--cyan);
    color: var(--obsidian);
  }

  /* ─── PAGES ─── */
  /* SPA page-toggle rules removed for WordPress — `.page` collides with the
     body class WordPress adds to every Page. Scoped to the old SPA wrapper only. */
  .pyxax-spa-page { display: none; }
  .pyxax-spa-page.active { display: block; }

  /* ─── HERO ─── */
  .hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 120px 48px 80px;
    position: relative;
    overflow: hidden;
  }

  .hero-grid-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
    background-image:
      linear-gradient(rgba(0,212,255,0.04) 1px, transparent 1px),
      linear-gradient(90deg, rgba(0,212,255,0.04) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black, transparent);
  }

  .hero-glow {
    position: absolute;
    width: 700px;
    height: 700px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0,212,255,0.08) 0%, transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
  }

  .hero-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--cyan);
    border: 1px solid var(--border);
    padding: 6px 16px;
    margin-bottom: 40px;
    animation: fadeUp 0.6s ease both;
  }

  .hero-badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--cyan);
    animation: pulse 2s infinite;
  }

  @keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
  }

  .hero-title {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(52px, 8vw, 96px);
    line-height: 0.95;
    text-align: center;
    letter-spacing: -0.02em;
    margin-bottom: 32px;
    animation: fadeUp 0.6s 0.1s ease both;
  }

  .hero-title .line-2 {
    color: transparent;
    -webkit-text-stroke: 1px rgba(240,244,248,0.3);
  }

  .hero-title .accent { color: var(--cyan); }

  .hero-sub {
    font-family: var(--font-body);
    font-size: 16px;
    font-weight: 300;
    color: var(--white-dim);
    max-width: 520px;
    text-align: center;
    line-height: 1.7;
    margin-bottom: 48px;
    animation: fadeUp 0.6s 0.2s ease both;
  }

  .hero-actions {
    display: flex;
    gap: 16px;
    align-items: center;
    animation: fadeUp 0.6s 0.3s ease both;
  }

  .btn-primary {
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 16px 36px;
    background: var(--cyan);
    color: var(--obsidian);
    border: none;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.2s;
    text-decoration: none;
    display: inline-block;
  }

  .btn-primary:hover {
    background: #33DCFF;
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0,212,255,0.3);
  }

  .btn-ghost {
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 16px 36px;
    background: transparent;
    color: var(--white-dim);
    border: 1px solid var(--border-dim);
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    display: inline-block;
  }

  .btn-ghost:hover {
    border-color: var(--border);
    color: var(--white);
  }

  .hero-stats {
    display: flex;
    gap: 60px;
    margin-top: 80px;
    padding-top: 48px;
    border-top: 1px solid var(--border-dim);
    animation: fadeUp 0.6s 0.4s ease both;
  }

  .stat-item { text-align: center; }

  .stat-num {
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 700;
    color: var(--cyan);
    display: block;
  }

  .stat-label {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--white-muted);
    margin-top: 4px;
    display: block;
  }

  /* ─── MARQUEE ─── */
  .marquee-wrap {
    border-top: 1px solid var(--border-dim);
    border-bottom: 1px solid var(--border-dim);
    padding: 14px 0;
    overflow: hidden;
    background: var(--obsidian-2);
  }

  .marquee-track {
    display: flex;
    gap: 48px;
    width: max-content;
    animation: marquee 25s linear infinite;
  }

  .marquee-item {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--white-muted);
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 16px;
  }

  .marquee-item::before {
    content: '◆';
    color: var(--cyan);
    font-size: 6px;
  }

  @keyframes marquee {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
  }

  /* ─── SECTION ─── */
  section {
    padding: 100px 48px;
    max-width: 1200px;
    margin: 0 auto;
  }

  .section-label {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--cyan);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
  }

  .section-label::before {
    content: '';
    width: 24px;
    height: 1px;
    background: var(--cyan);
  }

  .section-title {
    font-family: var(--font-display);
    font-size: clamp(32px, 4vw, 52px);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
  }

  .section-sub {
    font-size: 15px;
    color: var(--white-dim);
    font-weight: 300;
    max-width: 480px;
    line-height: 1.7;
    margin-bottom: 60px;
  }

  /* ─── FEATURES GRID ─── */
  .features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--border-dim);
    border: 1px solid var(--border-dim);
  }

  .feature-card {
    background: var(--obsidian-2);
    padding: 40px 32px;
    position: relative;
    overflow: hidden;
    transition: background 0.3s;
  }

  .feature-card:hover { background: var(--obsidian-3); }

  .feature-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--cyan);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s;
  }

  .feature-card:hover::after { transform: scaleX(1); }

  .feature-num {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.15em;
    color: var(--white-muted);
    margin-bottom: 24px;
  }

  .feature-icon {
    width: 40px;
    height: 40px;
    margin-bottom: 20px;
    color: var(--cyan);
  }

  .feature-title {
    font-family: var(--font-display);
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
    line-height: 1.3;
  }

  .feature-desc {
    font-size: 13px;
    color: var(--white-dim);
    line-height: 1.65;
    font-weight: 300;
  }

  /* ─── PRODUCTS ─── */
  .products-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 40px;
  }

  .products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
  }

  .product-card {
    background: var(--obsidian-2);
    border: 1px solid var(--border-dim);
    padding: 28px 24px;
    position: relative;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s;
  }

  .product-card:hover {
    border-color: var(--border);
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.4), 0 0 20px rgba(0,212,255,0.06);
  }

  .product-badge {
    font-family: var(--font-mono);
    font-size: 9px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    padding: 4px 10px;
    background: var(--cyan-dim);
    color: var(--cyan);
    border: 1px solid var(--border);
    display: inline-block;
    margin-bottom: 20px;
  }

  .product-vial {
    width: 100%;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    position: relative;
  }

  .vial-svg {
    height: 90px;
    filter: drop-shadow(0 0 12px rgba(0,212,255,0.2));
  }

  .product-name {
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 4px;
  }

  .product-category {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--white-muted);
    margin-bottom: 16px;
  }

  .product-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 16px;
    border-top: 1px solid var(--border-dim);
  }

  .product-price {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 700;
    color: var(--white);
  }

  .product-add {
    width: 32px;
    height: 32px;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--cyan);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    transition: all 0.2s;
  }

  .product-add:hover {
    background: var(--cyan);
    color: var(--obsidian);
    border-color: var(--cyan);
  }

  .product-purity {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--cyan);
    letter-spacing: 0.1em;
  }

  /* ─── SHIPPING BANNER ─── */
  .shipping-banner {
    background: var(--obsidian-3);
    border: 1px solid var(--border);
    padding: 40px 60px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 0 48px;
    position: relative;
    overflow: hidden;
  }

  .shipping-banner::before {
    content: '';
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 3px;
    background: var(--cyan);
  }

  .shipping-item {
    display: flex;
    align-items: center;
    gap: 16px;
  }

  .shipping-icon {
    width: 36px;
    height: 36px;
    color: var(--cyan);
    flex-shrink: 0;
  }

  .shipping-title {
    font-family: var(--font-display);
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 2px;
  }

  .shipping-desc {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.08em;
    color: var(--white-muted);
    text-transform: uppercase;
  }

  .shipping-divider {
    width: 1px;
    height: 48px;
    background: var(--border-dim);
  }

  /* ─── PROTOCOL QUIZ ─── */
  .quiz-wrap {
    min-height: 100vh;
    padding: 160px 48px 80px;
    display: flex;
    align-items: flex-start;
    justify-content: center;
  }

  .quiz-container {
    max-width: 680px;
    width: 100%;
  }

  .quiz-progress {
    display: flex;
    gap: 4px;
    margin-bottom: 48px;
  }

  .quiz-progress-bar {
    height: 2px;
    flex: 1;
    background: var(--border-dim);
    transition: background 0.3s;
  }

  .quiz-progress-bar.done { background: var(--cyan); }

  .quiz-step {
    display: none;
    animation: fadeUp 0.4s ease both;
  }

  .quiz-step.active { display: block; }

  .quiz-q-num {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.2em;
    color: var(--cyan);
    text-transform: uppercase;
    margin-bottom: 16px;
  }

  .quiz-question {
    font-family: var(--font-display);
    font-size: clamp(26px, 4vw, 42px);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: 12px;
  }

  .quiz-hint {
    font-size: 14px;
    color: var(--white-dim);
    margin-bottom: 40px;
    font-weight: 300;
  }

  .quiz-options {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .quiz-option {
    border: 1px solid var(--border-dim);
    background: var(--obsidian-2);
    padding: 20px 24px;
    cursor: pointer;
    transition: all 0.2s;
    text-align: left;
    display: flex;
    align-items: center;
    gap: 14px;
  }

  .quiz-option:hover {
    border-color: var(--border);
    background: var(--obsidian-3);
  }

  .quiz-option.selected {
    border-color: var(--cyan);
    background: var(--cyan-dim);
  }

  .quiz-option-icon {
    font-size: 24px;
    flex-shrink: 0;
  }

  .quiz-option-label {
    font-family: var(--font-display);
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 2px;
  }

  .quiz-option-sub {
    font-size: 12px;
    color: var(--white-muted);
    font-weight: 300;
  }

  .quiz-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 36px;
  }

  .quiz-back {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--white-muted);
    background: transparent;
    border: none;
    cursor: pointer;
    transition: color 0.2s;
  }

  .quiz-back:hover { color: var(--white); }

  /* ─── RESULTS ─── */
  .quiz-result {
    display: none;
    animation: fadeUp 0.5s ease both;
  }

  .quiz-result.active { display: block; }

  .result-header {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 24px;
    background: var(--obsidian-3);
    border: 1px solid var(--border);
    margin-bottom: 32px;
  }

  .result-badge {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--cyan);
    border: 1px solid var(--border);
    padding: 6px 14px;
    white-space: nowrap;
  }

  .result-title {
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 4px;
  }

  .result-sub {
    font-size: 13px;
    color: var(--white-dim);
    font-weight: 300;
  }

  .protocol-stack {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 32px;
  }

  .protocol-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 24px;
    background: var(--obsidian-2);
    border: 1px solid var(--border-dim);
    transition: border-color 0.2s;
  }

  .protocol-item:hover { border-color: var(--border); }

  .protocol-left { display: flex; align-items: center; gap: 14px; }

  .protocol-dot {
    width: 8px;
    height: 8px;
    background: var(--cyan);
    flex-shrink: 0;
  }

  .protocol-name {
    font-family: var(--font-display);
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 2px;
  }

  .protocol-dose {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.08em;
    color: var(--white-muted);
    text-transform: uppercase;
  }

  .protocol-price {
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 700;
    color: var(--cyan);
  }

  /* ─── SHOP PAGE ─── */
  .shop-wrap {
    min-height: 100vh;
    padding: 140px 48px 80px;
  }

  .shop-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 48px;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
  }

  .shop-filters {
    display: flex;
    gap: 8px;
    margin-bottom: 40px;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
  }

  .filter-btn {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 8px 20px;
    border: 1px solid var(--border-dim);
    background: transparent;
    color: var(--white-muted);
    cursor: pointer;
    transition: all 0.2s;
  }

  .filter-btn.active, .filter-btn:hover {
    border-color: var(--cyan);
    color: var(--cyan);
    background: var(--cyan-dim);
  }

  .shop-search-wrap {
    max-width: 1200px;
    margin: 0 auto 20px;
    position: relative;
  }

  .shop-search {
    width: 100%;
    background: var(--obsidian-2);
    border: 1px solid var(--border-dim);
    color: var(--white);
    font-family: var(--font-mono);
    font-size: 13px;
    padding: 14px 48px 14px 20px;
    letter-spacing: 0.04em;
    outline: none;
    transition: border-color 0.2s;
  }

  .shop-search:focus { border-color: var(--cyan); }
  .shop-search::placeholder { color: var(--white-muted); }

  .shop-search-icon {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--white-muted);
    pointer-events: none;
  }

  .shop-search-count {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.1em;
    color: var(--white-muted);
    text-transform: uppercase;
    max-width: 1200px;
    margin: 0 auto 16px;
  }

  .shop-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    max-width: 1200px;
    margin: 0 auto;
  }

  /* ─── FOOTER ─── */
  footer {
    border-top: 1px solid var(--border-dim);
    padding: 60px 48px 40px;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
  }

  .footer-brand p {
    font-size: 13px;
    color: var(--white-muted);
    line-height: 1.7;
    margin-top: 16px;
    font-weight: 300;
    max-width: 280px;
  }

  .footer-disclaimer {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.06em;
    color: var(--white-muted);
    margin-top: 20px;
    line-height: 1.6;
    padding: 12px;
    border: 1px solid var(--border-dim);
    max-width: 280px;
  }

  .footer-col-title {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--cyan);
    margin-bottom: 20px;
  }

  .footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
  }

  .footer-links a {
    font-size: 13px;
    color: var(--white-muted);
    text-decoration: none;
    font-weight: 300;
    transition: color 0.2s;
  }

  .footer-links a:hover { color: var(--white); }

  .footer-bottom {
    border-top: 1px solid var(--border-dim);
    padding: 24px 48px;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  .footer-bottom p {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.1em;
    color: var(--white-muted);
    text-transform: uppercase;
  }

  /* ─── ANIMATIONS ─── */
  @keyframes fadeUp {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
  }

  /* ─── RECON SECTION ─── */
  .recon-section {
    background: var(--obsidian-2);
    border-top: 1px solid var(--border-dim);
    border-bottom: 1px solid var(--border-dim);
    padding: 80px 48px;
  }

  .recon-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    max-width: 1200px;
    margin: 0 auto;
    align-items: center;
  }

  .recon-steps {
    display: flex;
    flex-direction: column;
    gap: 0;
  }

  .recon-step {
    display: flex;
    gap: 20px;
    padding: 20px 0;
    border-bottom: 1px solid var(--border-dim);
  }

  .recon-step:last-child { border-bottom: none; }

  .recon-num {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--cyan);
    min-width: 28px;
    padding-top: 2px;
  }

  .recon-step-title {
    font-family: var(--font-display);
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 4px;
  }

  .recon-step-desc {
    font-size: 13px;
    color: var(--white-dim);
    font-weight: 300;
    line-height: 1.6;
  }

  .recon-code {
    background: var(--obsidian);
    border: 1px solid var(--border);
    padding: 28px;
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--white-dim);
    line-height: 1.8;
  }

  .recon-code .c-cyan { color: var(--cyan); }
  .recon-code .c-muted { color: var(--white-muted); }

  /* scrollbar */
  ::-webkit-scrollbar { width: 4px; }
  ::-webkit-scrollbar-track { background: var(--obsidian); }
  ::-webkit-scrollbar-thumb { background: var(--border); }

  /* ─── CART DRAWER ─── */
  .cart-overlay {
    position: fixed; inset: 0; background: rgba(0,0,0,0.6);
    z-index: 300; opacity: 0; pointer-events: none; transition: opacity 0.3s;
  }
  .cart-overlay.open { opacity: 1; pointer-events: all; }

  .cart-drawer {
    position: fixed; top: 0; right: 0; bottom: 0; width: 420px;
    background: var(--obsidian-2); border-left: 1px solid var(--border);
    z-index: 301; transform: translateX(100%); transition: transform 0.35s cubic-bezier(.4,0,.2,1);
    display: flex; flex-direction: column; overflow: hidden;
  }
  .cart-drawer.open { transform: translateX(0); }

  .cart-header {
    display: flex; justify-content: space-between; align-items: center;
    padding: 24px 28px; border-bottom: 1px solid var(--border-dim);
    flex-shrink: 0;
  }
  .cart-title {
    font-family: var(--font-display); font-size: 18px; font-weight: 700;
    display: flex; align-items: center; gap: 10px;
  }
  .cart-count-badge {
    background: var(--cyan); color: var(--obsidian); font-size: 11px;
    font-weight: 700; padding: 2px 8px; border-radius: 20px; font-family: var(--font-mono);
  }
  .cart-close-btn {
    background: transparent; border: 1px solid var(--border-dim); color: var(--white-dim);
    width: 32px; height: 32px; cursor: pointer; font-size: 16px; transition: all 0.2s;
    display: flex; align-items: center; justify-content: center;
  }
  .cart-close-btn:hover { border-color: var(--border); color: var(--white); }

  .cart-body { flex: 1; overflow-y: auto; padding: 20px 28px; }

  .cart-empty {
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    height: 100%; gap: 16px; color: var(--white-muted);
  }
  .cart-empty-icon { font-size: 48px; opacity: 0.3; }
  .cart-empty p { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; }

  .cart-item {
    display: flex; gap: 14px; padding: 16px 0;
    border-bottom: 1px solid var(--border-dim); align-items: flex-start;
  }
  .cart-item:last-child { border-bottom: none; }
  .cart-item-vial { flex-shrink: 0; }
  .cart-item-vial svg { height: 52px; }
  .cart-item-info { flex: 1; }
  .cart-item-name { font-family: var(--font-display); font-size: 14px; font-weight: 600; margin-bottom: 3px; }
  .cart-item-spec { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--white-muted); margin-bottom: 10px; }
  .cart-item-tier-row { display: flex; gap: 6px; margin-bottom: 10px; }
  .cart-tier-btn {
    font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.06em;
    padding: 4px 10px; border: 1px solid var(--border-dim); background: transparent;
    color: var(--white-muted); cursor: pointer; transition: all 0.15s; white-space: nowrap;
  }
  .cart-tier-btn.active { border-color: var(--cyan); color: var(--cyan); background: var(--cyan-dim); }
  .cart-tier-btn:hover:not(.active) { border-color: var(--border); color: var(--white-dim); }
  .cart-item-bottom { display: flex; justify-content: space-between; align-items: center; }
  .cart-item-price { font-family: var(--font-display); font-size: 16px; font-weight: 700; color: var(--cyan); }
  .cart-item-remove { background: transparent; border: none; color: var(--white-muted); cursor: pointer; font-size: 18px; padding: 2px 6px; transition: color 0.2s; }
  .cart-item-remove:hover { color: #ff6b6b; }

  .cart-footer { padding: 20px 28px; border-top: 1px solid var(--border-dim); flex-shrink: 0; background: var(--obsidian-3); }
  .cart-subtotal { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
  .cart-subtotal-label { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--white-muted); }
  .cart-subtotal-val { font-family: var(--font-display); font-size: 22px; font-weight: 700; }
  .cart-shipping-note { font-family: var(--font-mono); font-size: 10px; color: var(--cyan); letter-spacing: 0.08em; margin-bottom: 16px; }
  .cart-checkout-btn {
    width: 100%; padding: 16px; background: var(--cyan); color: var(--obsidian);
    border: none; font-family: var(--font-mono); font-size: 12px; font-weight: 500;
    letter-spacing: 0.12em; text-transform: uppercase; cursor: pointer; transition: all 0.2s;
  }
  .cart-checkout-btn:hover { background: #33DCFF; box-shadow: 0 8px 24px rgba(0,212,255,0.3); }
  .cart-continue { width: 100%; margin-top: 10px; padding: 12px; background: transparent; border: 1px solid var(--border-dim); color: var(--white-muted); font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; cursor: pointer; transition: all 0.2s; }
  .cart-continue:hover { border-color: var(--border); color: var(--white); }

  /* ─── FREE SHIPPING PROGRESS BAR ─── */
  .free-ship-wrap {
    margin-bottom: 16px;
    padding: 12px 14px;
    background: var(--obsidian);
    border: 1px solid var(--border-dim);
  }
  .free-ship-label {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.08em;
    color: var(--white-muted);
    margin-bottom: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  .free-ship-label span { color: var(--cyan); font-weight: 500; }
  .free-ship-track {
    width: 100%;
    height: 3px;
    background: var(--border-dim);
    border-radius: 2px;
    overflow: hidden;
  }
  .free-ship-fill {
    height: 100%;
    background: var(--cyan);
    border-radius: 2px;
    transition: width 0.4s cubic-bezier(.4,0,.2,1);
  }
  .free-ship-achieved {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.08em;
    color: var(--cyan);
    margin-bottom: 8px;
    text-align: center;
    padding: 6px;
    background: var(--cyan-dim);
    border: 1px solid var(--border);
  }

  /* ─── CHECKOUT PAGE ─── */
  .checkout-wrap { min-height: 100vh; padding: 140px 48px 80px; }
  .checkout-grid { display: grid; grid-template-columns: 1fr 400px; gap: 48px; max-width: 1100px; margin: 0 auto; }
  .checkout-form-section { }
  .form-group { margin-bottom: 20px; }
  .form-label { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--white-muted); display: block; margin-bottom: 8px; }
  .form-input {
    width: 100%; background: var(--obsidian-2); border: 1px solid var(--border-dim);
    padding: 14px 16px; color: var(--white); font-family: var(--font-body); font-size: 14px;
    outline: none; transition: border-color 0.2s;
  }
  .form-input:focus { border-color: var(--cyan); }
  .form-input::placeholder { color: var(--white-muted); }
  .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
  .checkout-section-title { font-family: var(--font-display); font-size: 18px; font-weight: 700; margin-bottom: 20px; padding-bottom: 12px; border-bottom: 1px solid var(--border-dim); }
  .checkout-section { margin-bottom: 40px; }
  .payment-methods { display: flex; gap: 10px; margin-bottom: 20px; }
  .payment-method { flex: 1; padding: 14px; border: 1px solid var(--border-dim); background: var(--obsidian-2); cursor: pointer; text-align: center; transition: all 0.2s; }
  .payment-method.active { border-color: var(--cyan); background: var(--cyan-dim); }
  .payment-method-name { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--white-dim); }
  .checkout-order-summary { background: var(--obsidian-2); border: 1px solid var(--border-dim); padding: 28px; position: sticky; top: 100px; height: fit-content; }
  .order-summary-title { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.15em; text-transform: uppercase; color: var(--cyan); margin-bottom: 20px; }
  .order-line { display: flex; justify-content: space-between; padding: 10px 0; border-bottom: 1px solid var(--border-dim); font-size: 13px; }
  .order-line:last-of-type { border-bottom: none; }
  .order-total { display: flex; justify-content: space-between; padding-top: 16px; border-top: 1px solid var(--border); margin-top: 8px; }
  .order-total-label { font-family: var(--font-display); font-size: 16px; font-weight: 600; }
  .order-total-val { font-family: var(--font-display); font-size: 20px; font-weight: 700; color: var(--cyan); }
  .place-order-btn { width: 100%; margin-top: 20px; padding: 16px; background: var(--cyan); color: var(--obsidian); border: none; font-family: var(--font-mono); font-size: 12px; font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; cursor: pointer; transition: all 0.2s; }
  .place-order-btn:hover { background: #33DCFF; }
  .order-disclaimer { font-family: var(--font-mono); font-size: 9px; letter-spacing: 0.06em; color: var(--white-muted); line-height: 1.6; margin-top: 16px; padding: 12px; border: 1px solid var(--border-dim); }

  /* cart icon in nav */
  .cart-nav-btn {
    position: relative; width: 36px; height: 36px; background: transparent;
    border: 1px solid var(--border-dim); color: var(--white-muted); cursor: pointer;
    display: flex; align-items: center; justify-content: center; transition: all 0.2s;
  }
  .cart-nav-btn:hover { border-color: var(--border); color: var(--cyan); }
  .cart-nav-badge {
    position: absolute; top: -6px; right: -6px; background: var(--cyan); color: var(--obsidian);
    font-size: 9px; font-weight: 700; width: 16px; height: 16px; border-radius: 50%;
    display: none; align-items: center; justify-content: center; font-family: var(--font-mono);
  }
  .cart-nav-badge.visible { display: flex; }

  /* tier selector on product cards */
  .product-tier-row { display: flex; gap: 4px; margin-bottom: 12px; }
  .product-tier-opt {
    flex: 1; font-family: var(--font-mono); font-size: 9px; letter-spacing: 0.06em;
    padding: 5px 2px; border: 1px solid var(--border-dim); background: transparent;
    color: var(--white-muted); cursor: pointer; transition: all 0.15s; text-align: center;
  }
  .product-tier-opt.active { border-color: var(--cyan); color: var(--cyan); background: var(--cyan-dim); }
  .product-tier-opt:hover:not(.active) { border-color: var(--border); color: var(--white-dim); }
  .product-tier-save { font-family: var(--font-mono); font-size: 9px; color: var(--cyan); letter-spacing: 0.06em; margin-bottom: 8px; min-height: 14px; }

  .nav-search-wrap {
    position: relative;
    display: flex;
    align-items: center;
  }

  .nav-search-btn {
    width: 36px;
    height: 36px;
    background: transparent;
    border: 1px solid var(--border-dim);
    color: var(--white-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    flex-shrink: 0;
  }

  .nav-search-btn:hover {
    border-color: var(--border);
    color: var(--cyan);
  }

  .search-overlay {
    position: fixed;
    inset: 0;
    background: rgba(8,10,12,0.96);
    z-index: 200;
    display: none;
    flex-direction: column;
    align-items: center;
    padding-top: 120px;
    backdrop-filter: blur(20px);
  }

  .search-overlay.open { display: flex; }

  .search-input-wrap {
    width: 100%;
    max-width: 680px;
    position: relative;
    margin-bottom: 48px;
  }

  .search-input {
    width: 100%;
    background: var(--obsidian-2);
    border: 1px solid var(--border);
    border-radius: 0;
    padding: 18px 56px 18px 24px;
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 600;
    color: var(--white);
    outline: none;
    letter-spacing: -0.01em;
  }

  .search-input::placeholder {
    color: var(--white-muted);
    font-weight: 400;
  }

  .search-input:focus {
    border-color: var(--cyan);
    box-shadow: 0 0 0 1px var(--cyan);
  }

  .search-close {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    color: var(--white-muted);
    cursor: pointer;
    font-size: 22px;
    line-height: 1;
    padding: 4px;
    transition: color 0.2s;
  }

  .search-close:hover { color: var(--white); }

  .search-results {
    width: 100%;
    max-width: 680px;
    display: flex;
    flex-direction: column;
    gap: 0;
  }

  .search-hint {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--white-muted);
    margin-bottom: 20px;
  }

  .search-result-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border: 1px solid var(--border-dim);
    border-top: none;
    cursor: pointer;
    transition: all 0.15s;
    background: var(--obsidian-2);
  }

  .search-result-item:first-child { border-top: 1px solid var(--border-dim); }

  .search-result-item:hover {
    background: var(--obsidian-3);
    border-color: var(--border);
    padding-left: 28px;
  }

  .search-result-left { display: flex; align-items: center; gap: 14px; }

  .search-result-dot {
    width: 6px;
    height: 6px;
    background: var(--cyan);
    flex-shrink: 0;
  }

  .search-result-name {
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 600;
  }

  .search-result-cat {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--white-muted);
    margin-top: 2px;
  }

  .search-result-price {
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 700;
    color: var(--cyan);
    flex-shrink: 0;
  }

  .search-no-results {
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--white-muted);
    letter-spacing: 0.08em;
    text-align: center;
    padding: 32px;
    border: 1px solid var(--border-dim);
    background: var(--obsidian-2);
  }

  .search-result-highlight { color: var(--cyan); }

  .search-shortcuts {
    margin-top: 32px;
    display: flex;
    gap: 24px;
  }

  .search-shortcut {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--white-muted);
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .search-key {
    background: var(--obsidian-3);
    border: 1px solid var(--border-dim);
    padding: 3px 8px;
    font-size: 10px;
    color: var(--white-dim);
  }

  /* ══════════════════════════════════════
     HAMBURGER MENU
  ══════════════════════════════════════ */
  .hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 6px;
    background: transparent;
    border: 1px solid var(--border-dim);
    width: 36px;
    height: 36px;
    align-items: center;
    justify-content: center;
  }
  .hamburger span {
    display: block;
    width: 18px;
    height: 1.5px;
    background: var(--white-dim);
    transition: all 0.25s;
    transform-origin: center;
  }
  .hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); background: var(--cyan); }
  .hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
  .hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); background: var(--cyan); }

  .mobile-menu {
    display: none;
    position: fixed;
    top: 65px;
    left: 0;
    right: 0;
    background: rgba(8,10,12,0.98);
    border-bottom: 1px solid var(--border-dim);
    z-index: 99;
    padding: 16px 0;
    backdrop-filter: blur(20px);
    flex-direction: column;
  }
  .mobile-menu.open { display: flex; }
  .mobile-menu a {
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--white-dim);
    text-decoration: none;
    padding: 14px 24px;
    border-bottom: 1px solid var(--border-dim);
    transition: all 0.15s;
    display: block;
  }
  .mobile-menu a:hover { color: var(--cyan); background: var(--cyan-dim); }
  .mobile-menu a:last-child { border-bottom: none; }

  /* ══════════════════════════════════════
     MOBILE RESPONSIVE — max-width: 768px
  ══════════════════════════════════════ */
  @media (max-width: 768px) {
    /* NAV */
    nav { padding: 14px 20px; }
    .nav-links { display: none; }
    .nav-wordmark { font-size: 15px; }
    .nav-mark { width: 26px; height: 26px; }
    .nav-cta { display: none; }
    .hamburger { display: flex; }

    /* HERO */
    .hero { padding: 100px 20px 60px; }
    .hero-title { font-size: 44px; }
    .hero-stats { gap: 24px; flex-wrap: wrap; justify-content: center; padding-top: 32px; margin-top: 48px; }
    .hero-stats .stat-item { min-width: 80px; }
    .hero-actions { flex-direction: column; width: 100%; }
    .btn-primary, .btn-ghost { width: 100%; text-align: center; padding: 14px 24px; }

    /* MARQUEE */
    .marquee-item { font-size: 10px; }

    /* SECTIONS */
    section { padding: 60px 20px; }
    .section-title { font-size: 28px; }

    /* FEATURES GRID */
    .features-grid { grid-template-columns: 1fr; }
    .feature-card { padding: 28px 20px; }

    /* SHIPPING BANNER */
    .shipping-banner {
      flex-direction: column;
      gap: 20px;
      padding: 28px 20px;
      margin: 0 20px;
      align-items: flex-start;
    }
    .shipping-divider { display: none; }
    .shipping-item { width: 100%; }

    /* PRODUCTS GRID */
    .products-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .product-card { padding: 16px 14px; }
    .product-vial { height: 70px; }
    .vial-svg { height: 65px; }
    .product-name { font-size: 13px; }
    .product-category { font-size: 9px; }
    .product-tier-opt { font-size: 8px; padding: 4px 2px; }
    .product-price { font-size: 16px; }

    /* SHOP PAGE */
    .shop-wrap { padding: 90px 16px 60px; }
    .shop-header { flex-direction: column; align-items: flex-start; gap: 16px; }
    /* Shop-archive header (Woo template uses .products-header, not .shop-header):
       stack the "Full Catalog" title and the sort control so they don't overlap. */
    .products-header { flex-direction: column; align-items: flex-start; gap: 14px; }
    .shop-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .shop-filters { flex-wrap: wrap; gap: 6px; margin-bottom: 24px; }
    .filter-btn { font-size: 9px; padding: 6px 12px; }

    /* FOOTER */
    footer { grid-template-columns: 1fr; gap: 32px; padding: 40px 20px; }
    .footer-disclaimer { max-width: 100%; }
    .footer-bottom { flex-direction: column; gap: 8px; padding: 16px 20px; text-align: center; }

    /* CART DRAWER */
    .cart-drawer { width: 100%; }

    /* CHECKOUT */
    .checkout-wrap { padding: 90px 16px 60px; }
    .checkout-grid { grid-template-columns: 1fr; }
    .checkout-order-summary { position: static; margin-top: 32px; }
    .form-row { grid-template-columns: 1fr; }
    .affiliate-form-grid { grid-template-columns: 1fr !important; }

    /* QUIZ */
    .quiz-wrap { padding: 100px 20px 60px; }
    .quiz-question { font-size: 24px; }
    .quiz-options { grid-template-columns: 1fr; }

    /* COA LIBRARY */
    .shop-header { margin-bottom: 24px; }

    /* SEARCH OVERLAY */
    .search-input-wrap { padding: 0 16px; }
    .search-input { font-size: 16px; padding: 14px 44px 14px 16px; }
    .search-results { padding: 0 16px; }
    .search-shortcuts { padding: 0 16px; }

    /* RECON GRID */
    .recon-grid { grid-template-columns: 1fr; gap: 32px; }

    /* AGE GATE */
    #ageGate { padding: 20px; }

    /* RESEARCH BANNER */
    #researchBanner { padding: 8px 16px; }
    #researchBanner p { font-size: 8px; letter-spacing: 0.04em; }

    /* LEGAL PAGES */
    #page-terms .section-title,
    #page-privacy .section-title,
    #page-research-policy .section-title { font-size: 28px; }

    /* ── LEARN PAGE MOBILE ── */
    .learn-page { padding: 150px 18px 60px; }
    .learn-cat-grid { grid-template-columns: 1fr 1fr; }
    .learn-compare { font-size: 12px; }
    .learn-compare th, .learn-compare td { padding: 10px 10px; }
    .learn-flags { grid-template-columns: 1fr; }
    .learn-glossary { grid-template-columns: 1fr; }
    .learn-calc-grid { grid-template-columns: 1fr; }
    .calc-output { grid-template-columns: 1fr; }
    #calc-compound { font-size: 12px; }
    .learn-section h2 { font-size: 22px; }

    /* ── BEST COMPOUND FOR GRID ── */
    .best-for-grid { grid-template-columns: 1fr !important; }
    /* ── SHOP BLANK SPACE FIX ── */
    .shop-wrap { min-height: unset; padding: 100px 16px 60px; }

    /* ── SHOP CARD MOBILE SPACING ── */
    #shopGrid { gap: 12px; padding-bottom: 40px; }
  }

  /* TABLET — 769px to 1024px */
  @media (min-width: 769px) and (max-width: 1024px) {
    nav { padding: 16px 28px; }
    .nav-links { gap: 20px; }
    .nav-links a { font-size: 10px; }
    .products-grid { grid-template-columns: repeat(3, 1fr); }
    .shop-grid { grid-template-columns: repeat(3, 1fr); }
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    footer { grid-template-columns: 1fr 1fr; gap: 32px; }
    .checkout-grid { grid-template-columns: 1fr 340px; gap: 28px; }
    section { padding: 70px 28px; }
  }

  /* ── STATUS BADGES ── */
  .badge-core     { background:rgba(0,212,255,0.15); color:var(--cyan); }
  .badge-request  { background:rgba(255,180,0,0.15); color:#FFB400; }
  .badge-exclusive{ background:rgba(160,100,255,0.2); color:#C084FC; }

  /* ── STATUS CARD BORDERS ── */
  .status-request  { border-color:rgba(255,180,0,0.25) !important; }
  .status-exclusive{ border-color:rgba(160,100,255,0.3) !important; }

  /* ── REQUEST / EXCLUSIVE BUTTONS ── */
  .btn-request-sm {
    font-family:var(--font-mono);
    font-size:10px;
    letter-spacing:0.08em;
    text-transform:uppercase;
    padding:10px 14px;
    border:1px solid #FFB400;
    background:rgba(255,180,0,0.08);
    color:#FFB400;
    cursor:pointer;
    transition:all 0.2s;
    white-space:nowrap;
  }
  .btn-request-sm:hover { background:rgba(255,180,0,0.18); }

  .btn-exclusive-sm {
    font-family:var(--font-mono);
    font-size:10px;
    letter-spacing:0.08em;
    text-transform:uppercase;
    padding:10px 14px;
    border:1px solid #C084FC;
    background:rgba(160,100,255,0.1);
    color:#C084FC;
    cursor:pointer;
    transition:all 0.2s;
    white-space:nowrap;
  }
  .btn-exclusive-sm:hover { background:rgba(160,100,255,0.2); }

  /* ── REQUEST / EXCLUSIVE MODALS ── */
  .request-overlay {
    display:none;
    position:fixed;
    inset:0;
    background:rgba(0,0,0,0.85);
    z-index:10000;
    justify-content:center;
    align-items:center;
    padding:20px;
  }
  .request-overlay.open { display:flex; }
  .request-modal {
    background:var(--obsidian-2);
    border:1px solid var(--border);
    max-width:520px;
    width:100%;
    padding:40px;
    position:relative;
  }
  .request-modal-close {
    position:absolute;
    top:16px;
    right:16px;
    background:none;
    border:none;
    color:var(--white-muted);
    font-size:20px;
    cursor:pointer;
  }
  .request-modal input,
  .request-modal textarea,
  .request-modal select {
    width:100%;
    background:var(--obsidian);
    border:1px solid var(--border);
    color:var(--white);
    font-family:var(--font-sans);
    font-size:14px;
    padding:12px 14px;
    margin-bottom:14px;
    outline:none;
    box-sizing:border-box;
  }
  .request-modal input:focus,
  .request-modal textarea:focus { border-color:var(--cyan); }

  /* ─── CALC TEASER (Homepage) ─── */
  .calc-teaser-section {
    padding: 0 40px 80px;
    max-width: 1280px;
    margin: 0 auto;
  }
  .calc-teaser-inner {
    background: var(--obsidian-2);
    border: 1px solid var(--border);
    padding: 40px 48px;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 32px;
    align-items: center;
    position: relative;
    overflow: hidden;
  }
  .calc-teaser-glow-1 {
    position:absolute; right:-60px; top:-60px;
    width:220px; height:220px; border-radius:50%;
    background:rgba(0,212,255,0.04); pointer-events:none;
  }
  .calc-teaser-glow-2 {
    position:absolute; right:60px; top:-40px;
    width:120px; height:120px; border-radius:50%;
    background:rgba(0,212,255,0.03); pointer-events:none;
  }
  .calc-teaser-label {
    font-family:var(--font-mono); font-size:10px; letter-spacing:0.22em;
    text-transform:uppercase; color:var(--cyan); margin-bottom:12px;
    display:flex; align-items:center; gap:12px;
  }
  .calc-teaser-line { display:inline-block; width:20px; height:1px; background:var(--cyan); }
  .calc-teaser-title {
    font-family:var(--font-display); font-weight:700;
    font-size:clamp(20px,2.8vw,28px); margin-bottom:10px; line-height:1.2;
  }
  .calc-teaser-desc {
    font-size:14px; color:var(--white-dim); line-height:1.7;
    margin:0; max-width:520px; font-weight:300;
  }
  .calc-teaser-cta {
    display:flex; flex-direction:column; align-items:flex-end;
    gap:16px; flex-shrink:0;
  }
  .calc-teaser-stats { display:flex; gap:24px; }
  .calc-teaser-stat { text-align:center; }
  .calc-stat-num {
    font-family:var(--font-display); font-weight:700;
    font-size:22px; color:var(--cyan);
  }
  .calc-stat-lbl {
    font-family:var(--font-mono); font-size:9px;
    letter-spacing:0.1em; text-transform:uppercase; color:var(--white-muted);
  }
  .calc-teaser-btn {
    font-family:var(--font-mono); font-size:11px; letter-spacing:0.12em;
    text-transform:uppercase; border:1px solid var(--cyan);
    background:transparent; color:var(--cyan); padding:14px 28px;
    cursor:pointer; transition:all .2s; white-space:nowrap;
  }

  @media (max-width: 640px) {
    .calc-teaser-section { padding: 0 20px 60px; }
    .calc-teaser-inner {
      grid-template-columns: 1fr;
      padding: 28px 24px;
      gap: 24px;
    }
    .calc-teaser-cta { align-items: flex-start; }
    .calc-teaser-btn { width: 100%; text-align: center; }
    .calc-teaser-stats { justify-content: flex-start; }
  }
  .learn-page { max-width:960px; margin:0 auto; padding:120px 40px 100px; }
  .learn-hero { margin-bottom:72px; }
  .learn-hero h1 { font-family:var(--font-display); font-weight:800; font-size:clamp(36px,5vw,64px); line-height:1.05; margin-bottom:20px; }
  /* Floating Back to Home button */
  .learn-back-fab {
    position: fixed;
    top: 96px;
    left: 24px;
    z-index: 95;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(13,17,23,0.92);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    color: var(--white-dim);
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 10px 16px;
    cursor: pointer;
    transition: all .2s;
  }
  .learn-back-fab:hover { color: var(--cyan); border-color: var(--cyan-mid); background: rgba(0,212,255,0.08); }
  .learn-hero p { font-size:16px; line-height:1.8; color:var(--white-dim); max-width:580px; }
  .learn-toc {
    display:flex; flex-wrap:wrap; gap:8px; margin-top:32px;
    border-top:1px solid var(--border-dim); padding-top:24px;
  }
  .learn-toc a {
    font-family:var(--font-mono); font-size:10px; letter-spacing:0.12em; text-transform:uppercase;
    color:var(--white-muted); border:1px solid var(--border-dim); padding:6px 14px;
    transition:all .2s; text-decoration:none;
  }
  .learn-toc a:hover { color:var(--cyan); border-color:var(--cyan-mid); }
  .learn-section { margin-bottom:80px; padding-top:24px; border-top:1px solid var(--border-dim); }
  .learn-section-label {
    font-family:var(--font-mono); font-size:10px; letter-spacing:0.22em; text-transform:uppercase;
    color:var(--cyan); margin-bottom:14px; display:flex; align-items:center; gap:12px;
  }
  .learn-section-label::before { content:''; width:20px; height:1px; background:var(--cyan); }
  .learn-section h2 { font-family:var(--font-display); font-weight:700; font-size:clamp(22px,3vw,30px); margin-bottom:20px; line-height:1.2; }
  .learn-section p { font-size:14px; line-height:1.85; color:var(--white-dim); margin-bottom:16px; font-weight:300; }
  .learn-section p strong { color:var(--white); font-weight:500; }
  .learn-section h3 { font-family:var(--font-display); font-weight:600; font-size:18px; margin:24px 0 10px; color:var(--white); }
  .learn-section h4 { font-family:var(--font-mono); font-size:11px; letter-spacing:0.12em; text-transform:uppercase; color:var(--cyan); margin:20px 0 8px; }

  /* Category cards */
  .learn-cat-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:16px; margin-top:24px; }
  .learn-cat-card {
    background:var(--obsidian-2); border:1px solid var(--border-dim);
    padding:24px 20px; transition:border-color .25s; cursor:pointer;
  }
  .learn-cat-card:hover { border-color:var(--cyan-mid); }
  .learn-cat-card .lcc-label { font-family:var(--font-mono); font-size:9px; letter-spacing:0.18em; text-transform:uppercase; color:var(--cyan); margin-bottom:10px; }
  .learn-cat-card h3 { font-family:var(--font-display); font-weight:600; font-size:16px; margin:0 0 8px; }
  .learn-cat-card p { font-size:12px; color:var(--white-muted); line-height:1.65; margin:0; }
  .learn-cat-card .lcc-compounds { margin-top:12px; font-family:var(--font-mono); font-size:10px; color:var(--white-muted); }

  /* Comparison table */
  .learn-compare { overflow-x:auto; margin-top:24px; }
  .learn-compare table { width:100%; border-collapse:collapse; font-size:13px; }
  .learn-compare th {
    font-family:var(--font-mono); font-size:10px; letter-spacing:0.12em; text-transform:uppercase;
    color:var(--white-muted); padding:12px 16px; border-bottom:1px solid var(--border);
    text-align:left; background:var(--obsidian-2);
  }
  .learn-compare td { padding:14px 16px; border-bottom:1px solid var(--border-dim); color:var(--white-dim); vertical-align:top; }
  .learn-compare tr:hover td { background:rgba(0,212,255,0.03); }
  .learn-compare .td-name { font-family:var(--font-display); font-weight:600; color:var(--white); font-size:14px; }
  .learn-compare .td-highlight { color:var(--cyan); font-family:var(--font-mono); font-size:12px; }

  /* Steps */
  .learn-steps { counter-reset:step; margin-top:24px; }
  .learn-step { display:grid; grid-template-columns:48px 1fr; gap:20px; padding:20px 0; border-top:1px solid var(--border-dim); }
  .learn-step:first-child { border-top:none; }
  .learn-step-num { font-family:var(--font-mono); font-size:13px; color:var(--cyan); padding-top:2px; }
  .learn-step h4 { font-family:var(--font-display); font-weight:600; font-size:16px; margin:0 0 6px; color:var(--white); text-transform:none; letter-spacing:0; }
  .learn-step p { font-size:13px; color:var(--white-dim); line-height:1.75; margin:0; }

  /* Calculator */
  .learn-calc {
    background:var(--obsidian-2); border:1px solid var(--border); padding:36px; margin-top:24px;
  }
  .learn-calc-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:16px; margin-bottom:24px; }
  .calc-field label { font-family:var(--font-mono); font-size:10px; letter-spacing:0.12em; text-transform:uppercase; color:var(--white-muted); display:block; margin-bottom:8px; }
  .calc-field input {
    width:100%; background:var(--obsidian); border:1px solid var(--border-dim); color:var(--white);
    font-family:var(--font-mono); font-size:14px; padding:12px 14px; outline:none; transition:border-color .2s;
    box-sizing:border-box;
  }
  .calc-field input:focus { border-color:var(--cyan); }
  #calc-compound:focus { border-color:var(--cyan); }
  .calc-output { display:grid; grid-template-columns:1fr 1fr; gap:16px; }
  .calc-result {
    background:var(--obsidian); border:1px solid var(--border-dim); padding:20px;
  }
  .calc-result .cr-label { font-family:var(--font-mono); font-size:9px; letter-spacing:0.14em; text-transform:uppercase; color:var(--white-muted); margin-bottom:10px; }
  .calc-result .cr-value { font-family:var(--font-display); font-weight:700; font-size:22px; color:var(--cyan); }
  .calc-result .cr-sub { font-family:var(--font-mono); font-size:11px; color:var(--white-muted); margin-top:4px; }
  .calc-disclaimer { font-family:var(--font-mono); font-size:9px; color:var(--white-muted); line-height:1.7; margin-top:20px; letter-spacing:0.06em; }

  /* ── FOUNDING RESEARCHER FORM ── */
  .founding-form-section {
    margin-top: 48px;
    background: var(--obsidian-2);
    border: 1px solid var(--cyan-mid);
    padding: 36px 40px;
  }
  .founding-form-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
    max-width: 860px;
    margin: 0 auto;
  }
  .founding-input-row {
    display: flex;
    gap: 0;
  }
  .founding-email-input {
    flex: 1;
    background: var(--obsidian);
    border: 1px solid var(--border-dim);
    border-right: none;
    color: var(--white);
    font-family: var(--font-mono);
    font-size: 12px;
    padding: 14px 18px;
    outline: none;
    transition: border-color .2s;
  }
  .founding-email-input:focus { border-color: var(--cyan-mid); }
  .founding-email-input::placeholder { color: var(--white-muted); }
  .founding-submit-btn {
    background: var(--cyan);
    color: var(--obsidian);
    border: none;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.1em;
    font-weight: 500;
    padding: 14px 22px;
    cursor: pointer;
    white-space: nowrap;
    transition: background .2s;
  }
  .founding-submit-btn:hover { background: rgba(0,212,255,0.85); }
  @media (max-width:768px) {
    .founding-form-inner { grid-template-columns: 1fr; gap: 24px; }
    .founding-form-section { padding: 28px 20px; margin-top: 32px; }
    .founding-input-row { flex-direction: column; gap: 0; }
    .founding-email-input { border-right: 1px solid var(--border-dim); border-bottom: none; }
    .founding-submit-btn { padding: 14px; text-align: center; }
  }

  /* Unit toggle (mcg/mg) */
  .calc-unit-toggle { display:inline-flex; gap:0; margin-left:8px; vertical-align:middle; }
  .calc-unit-btn {
    font-family:var(--font-mono); font-size:9px; letter-spacing:0.06em; text-transform:uppercase;
    background:var(--obsidian); border:1px solid var(--border-dim); color:var(--white-muted);
    padding:3px 8px; cursor:pointer; transition:all .15s;
  }
  .calc-unit-btn:first-child { border-right:none; }
  .calc-unit-btn.active { background:var(--cyan); color:var(--obsidian); border-color:var(--cyan); }

  /* Syringe selector */
  .calc-syringe-row { display:flex; align-items:center; gap:10px; margin:20px 0 4px; flex-wrap:wrap; }
  .calc-syringe-label { font-family:var(--font-mono); font-size:10px; letter-spacing:0.12em; text-transform:uppercase; color:var(--white-muted); }
  .calc-syr-btn {
    font-family:var(--font-mono); font-size:10px; letter-spacing:0.04em;
    background:var(--obsidian); border:1px solid var(--border-dim); color:var(--white-dim);
    padding:7px 14px; cursor:pointer; transition:all .15s;
  }
  .calc-syr-btn.active { background:rgba(0,212,255,0.1); color:var(--cyan); border-color:var(--cyan-mid); }

  /* Stack builder */
  .calc-stack-section { margin-top:28px; border-top:1px solid var(--border-dim); padding-top:24px; }
  .calc-stack-header { display:flex; justify-content:space-between; align-items:center; margin-bottom:16px; flex-wrap:wrap; gap:12px; }
  .calc-stack-title { font-family:var(--font-mono); font-size:11px; letter-spacing:0.12em; text-transform:uppercase; color:var(--white); }
  .calc-stack-add {
    font-family:var(--font-mono); font-size:10px; letter-spacing:0.08em; text-transform:uppercase;
    background:transparent; border:1px solid var(--cyan); color:var(--cyan);
    padding:8px 16px; cursor:pointer; transition:all .2s;
  }
  .calc-stack-add:hover { background:var(--cyan); color:var(--obsidian); }
  .calc-stack-empty { font-family:var(--font-mono); font-size:11px; color:var(--white-muted); line-height:1.7; padding:16px; border:1px dashed var(--border-dim); text-align:center; }
  .calc-stack-item {
    display:flex; align-items:center; gap:16px; padding:14px 16px;
    background:var(--obsidian); border:1px solid var(--border-dim); margin-bottom:8px;
  }
  .csi-main { flex:1; min-width:0; }
  .csi-name { font-family:var(--font-display); font-weight:600; font-size:14px; color:var(--white); }
  .csi-spec { font-family:var(--font-mono); font-size:10px; color:var(--white-muted); margin-top:3px; }
  .csi-result { text-align:right; flex-shrink:0; }
  .csi-draw { font-family:var(--font-display); font-weight:700; font-size:16px; color:var(--cyan); }
  .csi-iu { font-family:var(--font-mono); font-size:10px; color:var(--white-muted); margin-top:2px; }
  .csi-remove {
    background:none; border:none; color:var(--white-muted); font-size:18px; cursor:pointer;
    padding:0 4px; line-height:1; transition:color .2s; flex-shrink:0;
  }
  .csi-remove:hover { color:#FF6B6B; }
  @media (max-width:768px) {
    .calc-stack-item { gap:10px; padding:12px; }
    .csi-name { font-size:13px; }
    .calc-syringe-row { gap:8px; }
    .calc-syr-btn { font-size:9px; padding:6px 10px; }
  }

  /* Red flags / green checks */
  .learn-flags { display:grid; grid-template-columns:1fr 1fr; gap:24px; margin-top:24px; }
  .learn-flag-col { background:var(--obsidian-2); border:1px solid var(--border-dim); padding:24px; }
  .learn-flag-col.good { border-color:rgba(0,212,255,0.2); }
  .learn-flag-col.bad  { border-color:rgba(255,80,80,0.2); }
  .learn-flag-col .lfc-title { font-family:var(--font-mono); font-size:10px; letter-spacing:0.14em; text-transform:uppercase; margin-bottom:16px; }
  .learn-flag-col.good .lfc-title { color:var(--cyan); }
  .learn-flag-col.bad  .lfc-title { color:#FF6B6B; }
  .learn-flag-col ul { list-style:none; padding:0; margin:0; }
  .learn-flag-col li { font-size:13px; color:var(--white-dim); padding:8px 0; border-bottom:1px solid var(--border-dim); line-height:1.6; }
  .learn-flag-col li:last-child { border-bottom:none; }
  .learn-flag-col.good li::before { content:'✓ '; color:var(--cyan); font-weight:700; }
  .learn-flag-col.bad  li::before { content:'✗ '; color:#FF6B6B; font-weight:700; }

  /* Glossary */
  .learn-glossary { display:grid; grid-template-columns:1fr 1fr; gap:1px; background:var(--border-dim); border:1px solid var(--border-dim); margin-top:24px; }
  .learn-gloss-item { background:var(--obsidian); padding:16px 20px; }
  .learn-gloss-item dt { font-family:var(--font-mono); font-size:11px; letter-spacing:0.1em; text-transform:uppercase; color:var(--cyan); margin-bottom:6px; }
  .learn-gloss-item dd { font-size:13px; color:var(--white-dim); line-height:1.65; margin:0; }

  /* FAQ accordion */
  .learn-faq { margin-top:24px; }
  .learn-faq-item { border-bottom:1px solid var(--border-dim); }
  .learn-faq-q {
    font-family:var(--font-display); font-weight:500; font-size:15px; padding:18px 0;
    cursor:pointer; display:flex; justify-content:space-between; align-items:center;
    color:var(--white); user-select:none;
  }
  .learn-faq-q::after { content:'+'; font-family:var(--font-mono); color:var(--cyan); font-size:18px; flex-shrink:0; }
  .learn-faq-q.open::after { content:'−'; }
  .learn-faq-a { display:none; font-size:14px; color:var(--white-dim); line-height:1.8; padding-bottom:18px; }
  .learn-faq-a.open { display:block; }

  .calc-teaser-inner { display:grid; grid-template-columns:1fr auto; gap:32px; align-items:center; }
  @media (max-width:768px) {
    .calc-teaser-inner { grid-template-columns:1fr; }
    .learn-page { padding:250px 18px 70px; }
    .learn-back-fab { top:204px; left:12px; padding:8px 12px; font-size:10px; }
    .learn-cat-grid { grid-template-columns:1fr 1fr; }
    .learn-calc-grid { grid-template-columns:1fr; }
    .learn-flags { grid-template-columns:1fr; }
    .learn-glossary { grid-template-columns:1fr; }
    .calc-output { grid-template-columns:1fr; }
  }
  @media (max-width:480px) {
    .learn-cat-grid { grid-template-columns:1fr; }
  }


/* =========================================================================
   COA Library — data-driven searchable archive
   Class-based; desktop grid table collapses to stacked cards ≤720px.
   ========================================================================= */
.coa-intro-note { max-width:1200px; margin:0 auto 32px; padding-top:8px; }
.coa-intro-note p {
  font-family:var(--font-mono); font-size:11px; color:var(--white-muted);
  letter-spacing:0.08em; line-height:1.9; margin:0;
}
.coa-lede {
  font-family:var(--font-mono); font-size:11px; color:var(--white-muted);
  letter-spacing:0.08em; line-height:1.8; max-width:900px;
}

/* Trust bar */
.coa-trustbar {
  max-width:1200px; margin:0 auto 40px; display:grid;
  grid-template-columns:repeat(3,1fr); gap:1px;
  background:var(--border-dim); border:1px solid var(--border-dim);
}
.coa-trust-cell { background:var(--obsidian-2); padding:24px 28px; }
.coa-trust-stat { font-family:var(--font-display); font-size:28px; font-weight:700; color:var(--cyan); }
.coa-trust-label {
  font-family:var(--font-mono); font-size:10px; letter-spacing:0.12em;
  text-transform:uppercase; color:var(--white-muted); margin-top:4px;
}

/* Search + filter controls */
.coa-controls {
  max-width:1200px; margin:0 auto 20px; display:flex; flex-wrap:wrap;
  align-items:center; gap:14px;
}
.coa-search-wrap { flex:1 1 340px; }
.coa-search {
  width:100%; background:var(--obsidian-2); border:1px solid var(--border-dim);
  color:var(--white); font-family:var(--font-mono); font-size:13px;
  padding:13px 16px; letter-spacing:0.02em; transition:border-color .18s ease;
}
.coa-search::placeholder { color:var(--white-muted); }
.coa-search:focus { outline:none; border-color:var(--cyan-mid); }
.coa-filter-wrap { display:flex; align-items:center; gap:8px; }
.coa-filter-label {
  font-family:var(--font-mono); font-size:10px; letter-spacing:0.12em;
  text-transform:uppercase; color:var(--white-muted);
}
.coa-filter {
  background:var(--obsidian-2); border:1px solid var(--border-dim);
  color:var(--white); font-family:var(--font-mono); font-size:12px;
  padding:12px 14px; cursor:pointer;
}
.coa-filter:focus { outline:none; border-color:var(--cyan-mid); }
.coa-count {
  font-family:var(--font-mono); font-size:10px; letter-spacing:0.12em;
  text-transform:uppercase; color:var(--white-muted); margin-left:auto;
}

/* Table */
.coa-table { max-width:1200px; margin:0 auto; border:1px solid var(--border-dim); overflow:hidden; }
.coa-thead {
  display:grid; grid-template-columns:2fr 1.2fr 1fr 1.1fr 1fr 1fr; gap:0;
  background:var(--obsidian-3); border-bottom:1px solid var(--border-dim);
  padding:12px 20px;
}
.coa-th {
  font-family:var(--font-mono); font-size:10px; letter-spacing:0.12em;
  text-transform:uppercase; color:var(--white-muted);
}
.coa-th--compound { color:var(--cyan); }
.coa-row {
  display:grid; grid-template-columns:2fr 1.2fr 1fr 1.1fr 1fr 1fr; gap:0;
  padding:14px 20px; border-bottom:1px solid var(--border-dim); align-items:center;
}
.coa-row:last-child { border-bottom:none; }
.coa-cell::before { content:none; }  /* label hidden on desktop */
.coa-cell--compound { font-family:var(--font-display); font-weight:600; font-size:14px; color:var(--white); }
.coa-cell--batch { font-family:var(--font-mono); font-size:11px; color:var(--white-dim); }
.coa-cell--purity { font-family:var(--font-mono); font-size:12px; color:var(--cyan); }
.coa-cell--lab { font-family:var(--font-mono); font-size:10px; color:var(--white-muted); }
.coa-cell--date { font-family:var(--font-mono); font-size:10px; color:var(--white-muted); }

/* View COA cell states */
.coa-view { font-family:var(--font-mono); font-size:11px; }
.coa-view--link { color:var(--cyan); text-decoration:none; font-weight:600; }
.coa-view--link:hover { text-decoration:underline; }
.coa-view--verified { color:var(--cyan); font-weight:600; }
.coa-view--pending { color:var(--white-muted); font-size:10px; }

/* Empty / no-results */
.coa-empty, .coa-noresults {
  padding:40px 20px; text-align:center; color:var(--white-dim);
  font-family:var(--font-mono); font-size:12px; letter-spacing:0.04em;
}
.coa-clear {
  background:none; border:none; color:var(--cyan); cursor:pointer;
  font-family:var(--font-mono); font-size:12px; text-decoration:underline; padding:0;
}

/* Pagination */
.coa-pager {
  max-width:1200px; margin:24px auto 0; display:flex; align-items:center;
  justify-content:center; gap:20px;
}
.coa-page-btn {
  background:var(--obsidian-2); border:1px solid var(--border-dim);
  color:var(--white); font-family:var(--font-mono); font-size:11px;
  letter-spacing:0.08em; text-transform:uppercase; padding:10px 18px; cursor:pointer;
  transition:border-color .18s ease, color .18s ease;
}
.coa-page-btn:hover:not(:disabled) { border-color:var(--cyan-mid); color:var(--cyan); }
.coa-page-btn:disabled { opacity:0.35; cursor:default; }
.coa-page-status {
  font-family:var(--font-mono); font-size:10px; letter-spacing:0.12em;
  text-transform:uppercase; color:var(--white-muted);
}

/* Testing partners */
.coa-partners-wrap { max-width:1200px; margin:40px auto 0; }
.coa-partners-label {
  font-family:var(--font-mono); font-size:10px; letter-spacing:0.15em;
  text-transform:uppercase; color:var(--cyan); margin-bottom:16px;
}
.coa-partners-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:16px; }
.coa-partner-card { background:var(--obsidian-2); border:1px solid var(--border-dim); padding:28px 32px; }
.coa-partner-card--flat { padding:24px 32px; }
.coa-partner-kicker {
  font-family:var(--font-mono); font-size:10px; letter-spacing:0.12em;
  text-transform:uppercase; color:var(--white-muted); margin-bottom:10px;
}
.coa-partner-name { font-family:var(--font-display); font-size:18px; font-weight:600; margin-bottom:6px; }
.coa-partner-body { font-size:13px; color:var(--white-dim); font-weight:300; line-height:1.6; }
.coa-partners-notes { margin-top:16px; display:grid; grid-template-columns:1fr 1fr; gap:16px; }

.coa-verify-panel {
  margin-top:16px; background:var(--obsidian-2); border:1px solid var(--cyan);
  border-left-width:3px; padding:26px 32px;
}
.coa-verify-kicker {
  font-family:var(--font-mono); font-size:10px; letter-spacing:0.15em;
  text-transform:uppercase; color:var(--cyan); margin-bottom:14px;
}
.coa-verify-panel p { font-size:13.5px; color:var(--white-dim); font-weight:300; line-height:1.75; margin:0 0 12px; }
.coa-verify-panel p.coa-verify-strong { color:var(--white); font-weight:400; margin-bottom:0; }
.coa-verify-panel a { color:var(--cyan); text-decoration:none; }
.coa-verify-panel a:hover { text-decoration:underline; }
/* WCAG 1.4.1: in-prose links need a non-colour affordance. */
.coa-verify-panel p a { text-decoration:underline; text-underline-offset:2px; }

/* ---- Mobile: collapse table into stacked cards ≤720px ---- */
@media (max-width:720px) {
  .coa-controls { flex-direction:column; align-items:stretch; }
  /* In column layout the flex-basis maps to the vertical axis — reset it so the
     search wrapper hugs the input height instead of stretching to 340px tall. */
  .coa-search-wrap { flex:0 0 auto; }
  .coa-filter-wrap { justify-content:space-between; }
  .coa-count { margin-left:0; }
  .coa-trustbar { grid-template-columns:1fr; }
  .coa-partners-grid, .coa-partners-notes { grid-template-columns:1fr; }

  .coa-thead { display:none; }
  .coa-table { border:none; overflow:visible; }
  .coa-row {
    display:block; border:1px solid var(--border-dim); margin-bottom:12px;
    padding:16px 18px; background:var(--obsidian-2);
  }
  .coa-cell { display:flex; justify-content:space-between; gap:16px; padding:6px 0; align-items:baseline; }
  .coa-cell::before {
    content:attr(data-label); font-family:var(--font-mono); font-size:9px;
    letter-spacing:0.12em; text-transform:uppercase; color:var(--white-muted);
    flex:0 0 auto;
  }
  .coa-cell--compound {
    display:block; font-size:16px; padding-bottom:10px; margin-bottom:6px;
    border-bottom:1px solid var(--border-dim);
  }
  .coa-cell--compound::before { display:none; }
  .coa-cell--purity, .coa-cell--batch, .coa-cell--lab, .coa-cell--date { text-align:right; }
}