/*
Theme Name: Apexia RUO
Theme URI: https://apexia.local
Author: Apexia
Description: Research Use Only WooCommerce theme for the Apexia reagent catalog. Dark metallic luxury-biotech design system: graphite surfaces, chrome hairlines, electric blue accents, controlled signal-orange emphasis.
Version: 0.4.0
Requires at least: 6.5
Tested up to: 7.0
Requires PHP: 8.1
Text Domain: apexia-ruo
*/

/* =========================================================
   1. Design tokens
   ========================================================= */

:root {
  /* Dark surfaces */
  --apexia-bg: #07090d;
  --apexia-bg-2: #0a0d13;
  --apexia-surface: #0e131c;
  --apexia-surface-2: #131a27;
  --apexia-surface-3: #192232;

  /* Light "lab document" surfaces */
  --apexia-paper: #f6f8fb;
  --apexia-paper-2: #eaeef5;
  --apexia-paper-line: #dbe2ec;
  --apexia-paper-ink: #0c1626;
  --apexia-paper-muted: #55657d;

  /* Text on dark */
  --apexia-ink: #e9eef7;
  --apexia-soft: #c2cddf;
  --apexia-muted: #8d9bb1;
  --apexia-faint: #5f6d84;

  /* Lines on dark */
  --apexia-line: rgba(155, 172, 200, 0.16);
  --apexia-line-strong: rgba(155, 172, 200, 0.3);
  --apexia-line-soft: rgba(155, 172, 200, 0.09);

  /* Brand color */
  --apexia-blue: #0d47ff;
  --apexia-blue-hi: #2e63ff;
  --apexia-electric: #00b8ff;
  --apexia-teal: #00bfa5;
  --apexia-silver: #c0c8d4;
  --apexia-chrome: linear-gradient(100deg, #aeb8c6 0%, #eef2f7 28%, #8f9cae 55%, #d9e0ea 82%, #9aa7b8 100%);
  --apexia-band: linear-gradient(90deg, #9aa7b8 0%, #e6ebf2 18%, #0d47ff 52%, #00b8ff 74%, #00bfa5 100%);

  /* Signal orange: CTAs and compliance emphasis only */
  --apexia-signal: #ff8000;
  --apexia-signal-deep: #d96500;

  /* States */
  --apexia-good: #29d397;
  --apexia-warn-ink: #ffd9ae;

  /* Type */
  --apexia-font-sans: "Inter", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --apexia-font-display: "Space Grotesk", "Inter", ui-sans-serif, system-ui, sans-serif;
  --apexia-font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  /* Geometry */
  --apexia-radius-sm: 8px;
  --apexia-radius: 12px;
  --apexia-radius-lg: 18px;
  --apexia-shell: 1240px;

  /* Elevation */
  --apexia-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
  --apexia-shadow: 0 1px 2px rgba(0, 0, 0, 0.5), 0 14px 34px -14px rgba(0, 0, 0, 0.65);
  --apexia-shadow-lg: 0 2px 4px rgba(0, 0, 0, 0.5), 0 32px 64px -20px rgba(0, 0, 0, 0.7);
  --apexia-glow-blue: 0 0 0 1px rgba(0, 184, 255, 0.25), 0 10px 36px -10px rgba(13, 71, 255, 0.5);
  --apexia-ring: 0 0 0 3px rgba(0, 184, 255, 0.35);

  /* Motion */
  --apexia-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --apexia-fast: 160ms;
  --apexia-slow: 480ms;
}

/* =========================================================
   2. Base
   ========================================================= */

html {
  scroll-behavior: smooth;
}

body {
  background:
    radial-gradient(1100px 540px at 85% -10%, rgba(13, 71, 255, 0.07), transparent 64%),
    radial-gradient(900px 480px at -10% 30%, rgba(0, 184, 255, 0.04), transparent 60%),
    var(--apexia-bg);
  color: var(--apexia-soft);
  font-family: var(--apexia-font-sans);
  font-size: 16px;
  letter-spacing: 0;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4,
.wp-block-post-title,
.wp-block-query-title {
  font-family: var(--apexia-font-display);
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.12;
  color: var(--apexia-ink);
}

a {
  color: var(--apexia-electric);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color var(--apexia-fast) var(--apexia-ease);
}

a:hover {
  color: #7fd8ff;
}

::selection {
  background: rgba(0, 184, 255, 0.28);
}

:focus-visible {
  outline: none;
  box-shadow: var(--apexia-ring);
  border-radius: 4px;
}

img {
  max-width: 100%;
  height: auto;
}

/* Chrome metallic text helper */
.apexia-chrome-text {
  background: var(--apexia-chrome);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* Metallic instrument band (vial-label hairline) */
.apexia-hairline {
  background: var(--apexia-band);
  border: none;
  display: block;
  height: 2px;
  margin: 0;
  opacity: 0.85;
  width: 100%;
}

/* Reduced motion: kill transforms/animations */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  html {
    scroll-behavior: auto;
  }
}

/* =========================================================
   3. Shell, sections, typography helpers
   ========================================================= */

.apexia-shell {
  margin: 0 auto;
  max-width: var(--apexia-shell);
  padding: 0 1.5rem;
}

.apexia-eyebrow {
  align-items: center;
  color: var(--apexia-electric);
  display: inline-flex;
  font-size: 0.74rem;
  font-weight: 700;
  gap: 0.5rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.apexia-eyebrow::before {
  background: var(--apexia-signal);
  border-radius: 1px;
  content: "";
  display: inline-block;
  height: 2px;
  width: 18px;
}

.apexia-section {
  padding: 4.5rem 0;
  position: relative;
}

.apexia-section + .apexia-section {
  border-top: 1px solid var(--apexia-line-soft);
}

.apexia-section h2 {
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  margin: 0.65rem 0 0.9rem;
  max-width: 30ch;
}

.apexia-section > p,
.apexia-section-lede {
  color: var(--apexia-muted);
  font-size: 1.04rem;
  line-height: 1.7;
  max-width: 62ch;
}

/* Spotlight panel (formerly dark-on-light section): raised graphite with blue bloom */
.apexia-section--dark {
  background:
    radial-gradient(720px 320px at 85% 0%, rgba(13, 71, 255, 0.16), transparent 65%),
    radial-gradient(520px 280px at 5% 100%, rgba(0, 191, 165, 0.07), transparent 65%),
    linear-gradient(180deg, var(--apexia-surface-2) 0%, var(--apexia-surface) 100%);
  border: 1px solid var(--apexia-line);
  border-radius: var(--apexia-radius-lg);
  color: var(--apexia-soft);
  margin: 1rem 0;
  overflow: hidden;
  padding: 3.5rem 3rem;
  position: relative;
}

.apexia-section--dark::before {
  background: var(--apexia-band);
  content: "";
  height: 2px;
  left: 0;
  opacity: 0.9;
  position: absolute;
  right: 0;
  top: 0;
}

.apexia-section--dark h2 {
  color: var(--apexia-ink);
}

.apexia-section--dark p {
  color: var(--apexia-muted);
}

.apexia-section--dark .apexia-eyebrow {
  color: var(--apexia-electric);
}

.apexia-section--dark .apexia-card {
  background: rgba(255, 255, 255, 0.03);
}

.apexia-section--dark .apexia-card h3 {
  color: var(--apexia-ink);
}

/* =========================================================
   4. Top RUO banner
   ========================================================= */

.apexia-ruo-banner {
  background: #04060a;
  border-bottom: 1px solid var(--apexia-line-soft);
  color: var(--apexia-muted);
  font-family: var(--apexia-font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  padding: 0.55rem 1rem;
  text-align: center;
}

/* =========================================================
   5. Header
   ========================================================= */

.apexia-header {
  align-items: center;
  background: rgba(7, 9, 13, 0.82);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--apexia-line-soft);
  display: flex;
  gap: 1.5rem;
  justify-content: space-between;
  padding: 0.9rem 1.5rem;
  position: sticky;
  top: 0;
  transition: box-shadow var(--apexia-fast) var(--apexia-ease), background var(--apexia-fast) var(--apexia-ease);
  z-index: 900;
}

.apexia-header::after {
  background: var(--apexia-band);
  bottom: -1px;
  content: "";
  height: 1px;
  left: 0;
  opacity: 0;
  position: absolute;
  right: 0;
  transition: opacity var(--apexia-fast) var(--apexia-ease);
}

body.apexia-scrolled .apexia-header {
  background: rgba(7, 9, 13, 0.94);
  box-shadow: var(--apexia-shadow);
}

body.apexia-scrolled .apexia-header::after {
  opacity: 0.55;
}

.apexia-header__inner {
  align-items: center;
  display: flex;
  gap: 2rem;
  justify-content: space-between;
  margin: 0 auto;
  max-width: var(--apexia-shell);
  width: 100%;
}

.apexia-brand {
  align-items: center;
  background: var(--apexia-chrome);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  display: inline-flex;
  font-family: var(--apexia-font-display);
  font-size: 1.3rem;
  font-weight: 700;
  gap: 0.55rem;
  letter-spacing: 0.14em;
  text-decoration: none;
}

.apexia-brand:hover {
  color: transparent;
}

.apexia-brand svg {
  display: block;
  height: 26px;
  width: 26px;
}

.apexia-brand__tag {
  border-left: 1px solid var(--apexia-line-strong);
  color: var(--apexia-faint);
  -webkit-text-fill-color: var(--apexia-faint);
  font-family: var(--apexia-font-mono);
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  margin-left: 0.35rem;
  padding-left: 0.8rem;
  text-transform: uppercase;
}

.apexia-nav {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
}

.apexia-nav a {
  border-radius: 999px;
  color: var(--apexia-soft);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.45rem 0.85rem;
  text-decoration: none;
  transition: background var(--apexia-fast) var(--apexia-ease), color var(--apexia-fast) var(--apexia-ease);
}

.apexia-nav a:hover {
  background: rgba(0, 184, 255, 0.1);
  color: var(--apexia-ink);
}

.apexia-header__actions {
  align-items: center;
  display: flex;
  gap: 0.6rem;
}

.apexia-cart-link {
  align-items: center;
  border: 1px solid var(--apexia-line-strong);
  border-radius: 999px;
  color: var(--apexia-ink);
  display: inline-flex;
  font-size: 0.88rem;
  font-weight: 600;
  gap: 0.45rem;
  min-height: 40px;
  padding: 0.4rem 1rem;
  text-decoration: none;
  transition: border-color var(--apexia-fast) var(--apexia-ease), background var(--apexia-fast) var(--apexia-ease), box-shadow var(--apexia-fast) var(--apexia-ease);
}

.apexia-cart-link:hover {
  background: rgba(0, 184, 255, 0.08);
  border-color: rgba(0, 184, 255, 0.55);
  box-shadow: 0 0 18px -6px rgba(0, 184, 255, 0.5);
  color: var(--apexia-ink);
}

.apexia-cart-link--primary {
  background: linear-gradient(180deg, var(--apexia-blue-hi) 0%, var(--apexia-blue) 100%);
  border-color: rgba(94, 140, 255, 0.55);
  color: #fff;
}

.apexia-cart-link--primary:hover {
  background: linear-gradient(180deg, var(--apexia-blue-hi) 0%, var(--apexia-blue) 100%);
  border-color: rgba(0, 184, 255, 0.8);
  box-shadow: 0 0 18px -4px rgba(13, 71, 255, 0.7);
  color: #fff;
  filter: brightness(1.08);
}

.apexia-checkout-secure {
  align-items: center;
  color: var(--apexia-good);
  display: inline-flex;
  font-size: 0.82rem;
  font-weight: 650;
  gap: 0.4rem;
}

.apexia-checkout-secure::before {
  content: "✓";
  font-weight: 800;
}

.apexia-nav-toggle {
  background: none;
  border: 1px solid var(--apexia-line-strong);
  border-radius: 8px;
  color: var(--apexia-ink);
  cursor: pointer;
  display: none;
  font-size: 1.1rem;
  line-height: 1;
  padding: 0.5rem 0.7rem;
}

/* =========================================================
   6. Buttons
   ========================================================= */

.apexia-button,
.wp-element-button,
.wc-block-components-button,
.woocommerce button.button,
.woocommerce a.button,
.woocommerce input.button,
.apexia-coa-search button.button,
.apexia-verify-form button.button,
.apexia-shop-filters button.button,
#place_order {
  align-items: center;
  background: linear-gradient(180deg, var(--apexia-blue-hi) 0%, var(--apexia-blue) 100%);
  border: 1px solid rgba(94, 140, 255, 0.55);
  border-radius: 10px;
  color: #fff;
  cursor: pointer;
  display: inline-flex;
  font-family: var(--apexia-font-sans);
  font-size: 0.95rem;
  font-weight: 650;
  gap: 0.5rem;
  justify-content: center;
  line-height: 1.2;
  min-height: 46px;
  padding: 0.75rem 1.35rem;
  text-decoration: none;
  transition: background var(--apexia-fast) var(--apexia-ease),
    border-color var(--apexia-fast) var(--apexia-ease),
    transform var(--apexia-fast) var(--apexia-ease),
    box-shadow var(--apexia-fast) var(--apexia-ease),
    filter var(--apexia-fast) var(--apexia-ease);
}

.apexia-button:hover,
.wp-element-button:hover,
.woocommerce button.button:hover,
.woocommerce a.button:hover,
.woocommerce input.button:hover,
.apexia-coa-search button.button:hover,
.apexia-verify-form button.button:hover,
.apexia-shop-filters button.button:hover,
#place_order:hover {
  border-color: rgba(0, 184, 255, 0.8);
  box-shadow: 0 8px 26px -8px rgba(13, 71, 255, 0.75);
  color: #fff;
  filter: brightness(1.08);
  transform: translateY(-1px);
}

.apexia-button:active,
.wp-element-button:active {
  transform: translateY(0);
}

.apexia-button.secondary,
.woocommerce a.button.secondary {
  background: rgba(255, 255, 255, 0.02);
  border-color: var(--apexia-line-strong);
  color: var(--apexia-ink);
}

.apexia-button.secondary:hover,
.woocommerce a.button.secondary:hover {
  background: rgba(0, 184, 255, 0.07);
  border-color: rgba(0, 184, 255, 0.55);
  box-shadow: none;
  color: var(--apexia-ink);
  filter: none;
}

.apexia-button.signal {
  background: linear-gradient(180deg, #ff9226 0%, var(--apexia-signal) 100%);
  border-color: rgba(255, 169, 84, 0.6);
  color: #1a0d00;
}

.apexia-button.signal:hover {
  border-color: rgba(255, 196, 128, 0.9);
  box-shadow: 0 8px 26px -8px rgba(255, 128, 0, 0.6);
  color: #1a0d00;
}

.apexia-button.ghost-dark {
  background: transparent;
  border-color: var(--apexia-line-strong);
  color: var(--apexia-ink);
}

.apexia-button.ghost-dark:hover {
  background: rgba(255, 255, 255, 0.06);
  box-shadow: none;
  filter: none;
}

.apexia-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1.6rem;
}

/* =========================================================
   7. Hero
   ========================================================= */

.apexia-hero {
  align-items: center;
  display: grid;
  gap: 3.5rem;
  grid-template-columns: minmax(0, 1.18fr) minmax(300px, 0.82fr);
  padding: 4.6rem 0 3.8rem;
  position: relative;
}

.apexia-hero::before {
  background:
    radial-gradient(720px 420px at 78% 8%, rgba(13, 71, 255, 0.17), transparent 68%),
    radial-gradient(420px 260px at 8% 92%, rgba(0, 191, 165, 0.07), transparent 70%),
    repeating-linear-gradient(90deg, rgba(155, 172, 200, 0.035) 0 1px, transparent 1px 120px);
  content: "";
  inset: -3rem calc(50% - 50vw) 0;
  pointer-events: none;
  position: absolute;
  z-index: -1;
}

.apexia-hero h1 {
  font-size: clamp(2.3rem, 4vw, 3.9rem);
  letter-spacing: -0.025em;
  line-height: 1.04;
  margin: 1rem 0 1.1rem;
  text-wrap: balance;
}

.apexia-hero h1 em {
  background: linear-gradient(95deg, var(--apexia-blue-hi) 0%, var(--apexia-electric) 70%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-style: normal;
}

.apexia-hero p {
  color: var(--apexia-muted);
  font-size: 1.08rem;
  line-height: 1.7;
  max-width: 56ch;
}

.apexia-hero-side {
  display: grid;
  gap: 1rem;
  align-content: start;
}

/* Spec ticket: COA-style instrument card in hero */
.apexia-spec-ticket {
  background: linear-gradient(180deg, var(--apexia-surface-2) 0%, var(--apexia-surface) 100%);
  border: 1px solid var(--apexia-line);
  border-radius: var(--apexia-radius-lg);
  box-shadow: var(--apexia-shadow-lg);
  overflow: hidden;
  position: relative;
}

.apexia-spec-ticket::after {
  background: radial-gradient(420px 200px at 80% -20%, rgba(0, 184, 255, 0.12), transparent 70%);
  content: "";
  inset: 0;
  pointer-events: none;
  position: absolute;
}

.apexia-spec-ticket__head {
  align-items: center;
  background: #04060a;
  border-bottom: 1px solid var(--apexia-line);
  color: var(--apexia-muted);
  display: flex;
  font-family: var(--apexia-font-mono);
  font-size: 0.72rem;
  justify-content: space-between;
  letter-spacing: 0.08em;
  padding: 0.75rem 1.2rem;
  position: relative;
  text-transform: uppercase;
}

.apexia-spec-ticket__head::after {
  background: var(--apexia-band);
  bottom: -1px;
  content: "";
  height: 2px;
  left: 0;
  position: absolute;
  right: 0;
}

.apexia-spec-ticket__head strong {
  color: var(--apexia-ink);
}

.apexia-spec-ticket dl {
  display: grid;
  gap: 0;
  grid-template-columns: 1fr 1fr;
  margin: 0;
}

.apexia-spec-ticket dl > div {
  border-bottom: 1px solid var(--apexia-line-soft);
  padding: 0.9rem 1.2rem;
}

.apexia-spec-ticket dl > div:nth-child(odd) {
  border-right: 1px solid var(--apexia-line-soft);
}

.apexia-spec-ticket dt {
  color: var(--apexia-faint);
  font-size: 0.68rem;
  font-weight: 650;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.apexia-spec-ticket dd {
  color: var(--apexia-ink);
  font-family: var(--apexia-font-mono);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0.25rem 0 0;
}

.apexia-spec-ticket__foot {
  align-items: center;
  color: var(--apexia-muted);
  display: flex;
  font-size: 0.78rem;
  gap: 0.5rem;
  padding: 0.85rem 1.2rem;
}

.apexia-hero-checks {
  display: grid;
  gap: 0.55rem;
  list-style: none;
  margin: 1.4rem 0 0;
  padding: 0;
}

.apexia-hero-checks li {
  align-items: baseline;
  color: var(--apexia-soft);
  display: flex;
  font-size: 0.94rem;
  font-weight: 550;
  gap: 0.6rem;
}

.apexia-hero-checks li::before {
  color: var(--apexia-teal);
  content: "✓";
  font-weight: 800;
}

/* =========================================================
   8. Trust bar / stat strip
   ========================================================= */

.apexia-trustbar {
  background: var(--apexia-line-soft);
  border: 1px solid var(--apexia-line);
  border-radius: var(--apexia-radius-lg);
  display: grid;
  gap: 1px;
  grid-template-columns: repeat(4, 1fr);
  margin: 0 0 1rem;
  overflow: hidden;
}

.apexia-trustbar > div {
  background: var(--apexia-surface);
  padding: 1.3rem 1.4rem;
  transition: background var(--apexia-fast) var(--apexia-ease);
}

.apexia-trustbar > div:hover {
  background: var(--apexia-surface-2);
}

.apexia-trustbar strong {
  color: var(--apexia-ink);
  display: block;
  font-family: var(--apexia-font-display);
  font-size: 1.02rem;
  font-weight: 650;
  margin-bottom: 0.25rem;
}

.apexia-trustbar p {
  color: var(--apexia-muted);
  font-size: 0.86rem;
  line-height: 1.55;
  margin: 0;
}

.apexia-trustbar .apexia-trust-icon {
  color: var(--apexia-electric);
  display: block;
  margin-bottom: 0.7rem;
}

/* =========================================================
   9. Cards & grids
   ========================================================= */

.apexia-grid {
  display: grid;
  gap: 1.1rem;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 1.8rem;
}

.apexia-grid--3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.apexia-grid--2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.apexia-card {
  background: var(--apexia-surface);
  border: 1px solid var(--apexia-line);
  border-radius: var(--apexia-radius);
  display: block;
  overflow: hidden;
  padding: 1.5rem;
  position: relative;
  text-decoration: none;
  transition: border-color var(--apexia-fast) var(--apexia-ease),
    box-shadow var(--apexia-fast) var(--apexia-ease),
    transform var(--apexia-fast) var(--apexia-ease);
}

/* Pointer light response (vars set by apexia.js on hover-capable devices) */
.apexia-card::after,
.wc-block-product::after,
ul.products li.product::after {
  background: radial-gradient(220px 220px at var(--apx-mx, 50%) var(--apx-my, 0%), rgba(0, 184, 255, 0.08), transparent 70%);
  content: "";
  inset: 0;
  opacity: 0;
  pointer-events: none;
  position: absolute;
  transition: opacity var(--apexia-fast) var(--apexia-ease);
  z-index: 1;
}

.apexia-card:hover::after,
.wc-block-product:hover::after,
ul.products li.product:hover::after {
  opacity: 1;
}

a.apexia-card:hover {
  border-color: rgba(0, 184, 255, 0.5);
  box-shadow: var(--apexia-glow-blue);
  transform: translateY(-2px);
}

.apexia-card h3 {
  color: var(--apexia-ink);
  font-size: 1.08rem;
  margin: 0 0 0.4rem;
}

.apexia-card p {
  color: var(--apexia-muted);
  font-size: 0.9rem;
  line-height: 1.6;
  margin: 0;
}

a.apexia-card .apexia-card__cta {
  color: var(--apexia-electric);
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 650;
  margin-top: 0.9rem;
  transition: transform var(--apexia-fast) var(--apexia-ease);
}

a.apexia-card:hover .apexia-card__cta {
  transform: translateX(3px);
}

.apexia-card--panel {
  background: var(--apexia-surface-2);
}

/* Numbered process steps */
.apexia-step {
  counter-increment: apexia-step;
}

.apexia-steps {
  counter-reset: apexia-step;
}

.apexia-step__num {
  align-items: center;
  border: 1px solid var(--apexia-line-strong);
  border-radius: 999px;
  color: var(--apexia-electric);
  display: inline-flex;
  font-family: var(--apexia-font-mono);
  font-size: 0.8rem;
  font-weight: 650;
  height: 32px;
  justify-content: center;
  margin-bottom: 0.9rem;
  width: 32px;
}

.apexia-step__num::before {
  content: "0" counter(apexia-step);
}

/* =========================================================
   10. Badges & chips
   ========================================================= */

.apexia-badge {
  align-items: center;
  background: rgba(13, 71, 255, 0.16);
  border: 1px solid rgba(0, 184, 255, 0.3);
  border-radius: 999px;
  color: #8fd4ff;
  display: inline-flex;
  font-size: 0.72rem;
  font-weight: 700;
  gap: 0.35rem;
  letter-spacing: 0.05em;
  padding: 0.22rem 0.65rem;
  text-transform: uppercase;
}

.apexia-badge--ruo {
  background: rgba(255, 128, 0, 0.12);
  border-color: rgba(255, 128, 0, 0.4);
  color: #ffb469;
}

.apexia-badge--good {
  background: rgba(0, 191, 165, 0.12);
  border-color: rgba(0, 191, 165, 0.35);
  color: var(--apexia-good);
}

.apexia-chip {
  background: var(--apexia-surface-2);
  border: 1px solid var(--apexia-line);
  border-radius: 6px;
  color: var(--apexia-soft);
  display: inline-block;
  font-family: var(--apexia-font-mono);
  font-size: 0.76rem;
  font-weight: 550;
  padding: 0.18rem 0.5rem;
}

/* =========================================================
   11. Shop: filters, catalog grid, product cards
   ========================================================= */

.wp-block-query-title {
  font-size: clamp(1.8rem, 3.4vw, 2.6rem);
  margin: 1.4rem 0 0.4rem;
}

.wc-block-breadcrumbs {
  color: var(--apexia-faint);
  font-size: 0.82rem !important;
  margin-top: 1.2rem;
}

.wc-block-breadcrumbs a {
  color: var(--apexia-muted);
  text-decoration: none;
}

.wc-block-product-results-count,
.wc-block-catalog-sorting {
  color: var(--apexia-muted);
  font-size: 0.85rem !important;
}

.wc-block-catalog-sorting select,
.woocommerce-ordering select {
  background: var(--apexia-surface);
  border: 1px solid var(--apexia-line-strong);
  border-radius: 8px;
  color: var(--apexia-ink);
  font-family: var(--apexia-font-sans);
  padding: 0.35rem 0.6rem;
}

.apexia-shop-filters {
  align-items: end;
  background: var(--apexia-surface);
  border: 1px solid var(--apexia-line);
  border-radius: var(--apexia-radius);
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin: 1.2rem 0 1.8rem;
  padding: 1.1rem 1.2rem;
}

.apexia-shop-filters strong {
  color: var(--apexia-ink);
  flex-basis: 100%;
  font-family: var(--apexia-font-display);
  font-size: 0.95rem;
}

.apexia-shop-filters label {
  display: grid;
  gap: 0.3rem;
}

.apexia-shop-filters span {
  color: var(--apexia-faint);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.apexia-shop-filters select {
  background: var(--apexia-bg-2);
  border: 1px solid var(--apexia-line-strong);
  border-radius: 8px;
  color: var(--apexia-ink);
  font-family: var(--apexia-font-sans);
  font-size: 0.9rem;
  min-height: 42px;
  min-width: 150px;
  padding: 0.4rem 0.6rem;
}

.apexia-shop-filters .button {
  min-height: 42px;
}

/* Product cards (Woo product collection) */
.wc-block-product-template {
  gap: 1.2rem !important;
}

.wc-block-product {
  background: var(--apexia-surface);
  border: 1px solid var(--apexia-line);
  border-radius: var(--apexia-radius);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  padding: 0 0 1.25rem !important;
  position: relative;
  transition: border-color var(--apexia-fast) var(--apexia-ease),
    box-shadow var(--apexia-fast) var(--apexia-ease),
    transform var(--apexia-fast) var(--apexia-ease);
}

.wc-block-product:hover {
  border-color: rgba(0, 184, 255, 0.5);
  box-shadow: var(--apexia-glow-blue);
  transform: translateY(-3px);
}

/* Specimen window: vial photography sits on a light clinical panel inside the dark card */
.wc-block-product .wc-block-components-product-image {
  background: linear-gradient(180deg, #fdfdfe 0%, var(--apexia-paper-2) 100%);
  border-bottom: 1px solid var(--apexia-line);
  margin: 0 0 1rem !important;
  overflow: hidden;
  position: relative;
}

.wc-block-product .wc-block-components-product-image::before,
ul.products li.product > a:first-of-type::before {
  background: var(--apexia-band);
  bottom: 0;
  content: "";
  height: 2px;
  left: 0;
  opacity: 0.8;
  position: absolute;
  right: 0;
  z-index: 2;
}

/* Catalog designation tag stamped on every specimen window */
.wc-block-product .wc-block-components-product-image::after,
ul.products li.product > a:first-of-type::after {
  background: rgba(7, 9, 13, 0.85);
  border: 1px solid rgba(255, 128, 0, 0.5);
  border-radius: 6px;
  color: #ffa64d;
  content: "RUO";
  font-family: var(--apexia-font-mono);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  line-height: 1;
  padding: 0.32rem 0.45rem;
  position: absolute;
  right: 0.75rem;
  top: 0.75rem;
  z-index: 2;
}

.wc-block-product .wc-block-components-product-image img {
  mix-blend-mode: multiply;
  transition: transform var(--apexia-slow) var(--apexia-ease);
}

.wc-block-product:hover .wc-block-components-product-image img {
  transform: scale(1.05);
}

.wc-block-product .wp-block-post-title {
  font-size: 1.02rem !important;
  margin: 0 1.25rem 0.4rem;
  text-align: left !important;
}

.wc-block-product .wp-block-post-title a {
  color: var(--apexia-ink);
  text-decoration: none;
}

.wc-block-product .wp-block-post-title a:hover {
  color: var(--apexia-electric);
}

.wc-block-product .wp-block-woocommerce-product-price {
  color: var(--apexia-ink) !important;
  font-family: var(--apexia-font-display);
  font-size: 1.05rem !important;
  font-weight: 650;
  margin: 0.35rem 1.25rem 0.9rem;
  text-align: left !important;
}

.wc-block-product .wp-block-button,
.wc-block-product .wc-block-grid__product-add-to-cart {
  margin: auto 1.25rem 0;
}

.wc-block-product .apexia-view-details {
  width: 100%;
}

/* Loop meta block inside cards: lot / purity / storage mini spec sheet */
.apexia-loop-meta {
  border-bottom: 1px solid var(--apexia-line-soft);
  border-top: 1px solid var(--apexia-line-soft);
  display: grid;
  gap: 0.2rem 0.8rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0.5rem 1.25rem 0.7rem;
  padding: 0.65rem 0 0.7rem;
  position: relative;
  z-index: 2;
}

.apexia-loop-meta > p:first-child {
  color: #ffa64d;
  font-size: 0.62rem;
  font-weight: 700;
  grid-column: 1 / -1;
  letter-spacing: 0.08em;
  margin: 0.45rem 0 0;
  order: 9;
  text-transform: uppercase;
}

.apexia-loop-meta p {
  color: var(--apexia-muted);
  font-size: 0.8rem;
  margin: 0;
}

.apexia-loop-meta p:not(:first-child) {
  display: grid;
  gap: 0.15rem;
}

.apexia-loop-meta p strong {
  color: var(--apexia-faint);
  display: block;
  font-family: var(--apexia-font-sans);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.apexia-loop-meta p:not(:first-child) {
  color: var(--apexia-ink);
  font-family: var(--apexia-font-mono);
  font-size: 0.76rem;
  font-weight: 600;
}

/* Classic [products] shortcode loop (front page featured grid) */
ul.products {
  display: grid !important;
  gap: 1.2rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  list-style: none;
  margin: 0 !important;
  padding: 0 !important;
}

ul.products::before,
ul.products::after {
  display: none !important;
}

ul.products li.product {
  background: var(--apexia-surface);
  border: 1px solid var(--apexia-line);
  border-radius: var(--apexia-radius);
  display: flex;
  flex-direction: column;
  float: none !important;
  margin: 0 !important;
  overflow: hidden;
  padding: 0 0 1.25rem !important;
  position: relative;
  width: auto !important;
  transition: border-color var(--apexia-fast) var(--apexia-ease),
    box-shadow var(--apexia-fast) var(--apexia-ease),
    transform var(--apexia-fast) var(--apexia-ease);
}

ul.products li.product:hover {
  border-color: rgba(0, 184, 255, 0.5);
  box-shadow: var(--apexia-glow-blue);
  transform: translateY(-3px);
}

ul.products li.product img {
  background: linear-gradient(180deg, #fdfdfe 0%, var(--apexia-paper-2) 100%);
  border-bottom: 1px solid var(--apexia-line);
  display: block;
  margin: 0 0 1rem !important;
  transition: transform var(--apexia-slow) var(--apexia-ease);
  width: 100%;
}

ul.products li.product:hover img {
  transform: scale(1.05);
}

ul.products li.product > a:first-of-type {
  display: block;
  overflow: hidden;
  position: relative;
}

ul.products li.product .woocommerce-loop-product__title {
  color: var(--apexia-ink);
  font-family: var(--apexia-font-display);
  font-size: 1.02rem !important;
  font-weight: 600;
  margin: 0 1.25rem 0.4rem;
  padding: 0 !important;
}

ul.products li.product .price {
  color: var(--apexia-ink) !important;
  font-family: var(--apexia-font-display);
  font-size: 1.05rem !important;
  font-weight: 650;
  margin: 0.35rem 1.25rem 0.9rem !important;
}

ul.products li.product .button {
  margin: auto 1.25rem 0 !important;
  position: relative;
  z-index: 2;
}

ul.products li.product .button + .button,
.wc-block-product .button + .button {
  margin-top: 0.5rem !important;
}

/* COA secondary action on cards: documentation, not commerce */
.apexia-view-coa,
.woocommerce a.button.apexia-view-coa {
  background: rgba(255, 255, 255, 0.02);
  border-color: var(--apexia-line-strong);
  color: var(--apexia-electric);
}

.apexia-view-coa:hover,
.woocommerce a.button.apexia-view-coa:hover {
  background: rgba(0, 184, 255, 0.08);
  border-color: rgba(0, 184, 255, 0.55);
  box-shadow: none;
  color: #7fd8ff;
  filter: none;
}

@media (max-width: 1024px) {
  ul.products {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  ul.products {
    grid-template-columns: 1fr;
  }
}

/* Page template head */
.apexia-page-head h1 {
  border-bottom: 1px solid var(--apexia-line);
  font-size: clamp(1.9rem, 3.4vw, 2.6rem);
  margin: 2.4rem 0 0;
  padding-bottom: 1.2rem;
}

.apexia-page-body {
  min-height: 50vh;
  padding-bottom: 2rem;
}

.apexia-page-body > .wp-block-post-content > p:first-child {
  color: var(--apexia-muted);
  font-size: 1.05rem;
  line-height: 1.7;
}

/* =========================================================
   12. Product detail page
   ========================================================= */

.single-product .wp-block-columns {
  gap: 3rem;
}

.single-product .product_title {
  font-size: clamp(1.7rem, 3vw, 2.3rem);
  letter-spacing: -0.02em;
}

/* Gallery: framed specimen window with chrome band */
.single-product .wp-block-woocommerce-product-image-gallery,
.single-product .woocommerce-product-gallery {
  background: linear-gradient(180deg, #fdfdfe 0%, var(--apexia-paper-2) 100%);
  border: 1px solid var(--apexia-line-strong);
  border-radius: var(--apexia-radius-lg);
  box-shadow: var(--apexia-shadow-lg);
  overflow: hidden;
  position: relative;
}

.single-product .woocommerce-product-gallery::after {
  background: var(--apexia-band);
  bottom: 0;
  content: "";
  height: 2px;
  left: 0;
  opacity: 0.85;
  position: absolute;
  right: 0;
  z-index: 2;
}

.single-product .woocommerce-product-gallery img {
  mix-blend-mode: multiply;
  transition: transform var(--apexia-slow) var(--apexia-ease);
}

.single-product .woocommerce-product-gallery:hover img {
  transform: scale(1.03);
}

.single-product .price {
  color: var(--apexia-ink) !important;
  font-family: var(--apexia-font-display);
  font-size: 1.5rem !important;
  font-weight: 650;
}

.single-product form.cart {
  align-items: stretch;
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin: 1.2rem 0;
}

.single-product form.cart .quantity input {
  background: var(--apexia-surface);
  border: 1px solid var(--apexia-line-strong);
  border-radius: 10px;
  color: var(--apexia-ink);
  font-family: var(--apexia-font-mono);
  font-size: 1rem;
  min-height: 46px;
  text-align: center;
  width: 80px;
}

.single-product .single_add_to_cart_button {
  flex: 1;
  min-width: 220px;
}

/* Forms in the dark catalog context (login, reviews, product forms).
   Paper-context pages re-skin these under .apexia-paper-context below. */
.woocommerce form .form-row input.input-text,
.woocommerce form .form-row textarea,
.woocommerce form .form-row select {
  background: var(--apexia-bg-2);
  border: 1px solid var(--apexia-line-strong);
  border-radius: 10px;
  color: var(--apexia-ink);
  font-family: var(--apexia-font-sans);
  font-size: 0.95rem;
  min-height: 46px;
  padding: 0.65rem 0.85rem;
  transition: border-color var(--apexia-fast) var(--apexia-ease), box-shadow var(--apexia-fast) var(--apexia-ease);
  width: 100%;
}

.woocommerce form .form-row input.input-text:focus,
.woocommerce form .form-row textarea:focus,
.woocommerce form .form-row select:focus {
  border-color: var(--apexia-electric);
  box-shadow: var(--apexia-ring);
  outline: none;
}

.woocommerce form .form-row label {
  color: var(--apexia-soft);
  font-size: 0.86rem;
  font-weight: 600;
}

.woocommerce form .form-row .required {
  color: var(--apexia-signal);
  text-decoration: none;
}

/* RUO product attestation panel (compliance plugin markup) —
   signal-orange framing keeps the compliance gate visually primary */
.apexia-product-attestation {
  background: rgba(255, 128, 0, 0.07);
  border: 1px solid rgba(255, 128, 0, 0.3);
  border-left: 3px solid var(--apexia-signal);
  border-radius: var(--apexia-radius-sm);
  color: var(--apexia-warn-ink);
  flex-basis: 100%;
  margin: 0.4rem 0 0.8rem;
  padding: 1.1rem 1.2rem;
}

.apexia-product-attestation > p:first-of-type strong {
  color: #ffb469;
  font-family: var(--apexia-font-display);
  font-size: 0.92rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.apexia-product-attestation p {
  font-size: 0.86rem;
  line-height: 1.6;
  margin: 0.3rem 0;
}

.apexia-product-attestation label,
.apexia-product-attestation p.form-row label {
  align-items: flex-start;
  color: var(--apexia-ink);
  cursor: pointer;
  display: flex;
  font-size: 0.88rem;
  font-weight: 600;
  gap: 0.6rem;
  line-height: 1.5;
  margin-top: 0.6rem;
}

.apexia-product-attestation input[type="checkbox"],
.apexia-checkout-attestations input[type="checkbox"] {
  accent-color: var(--apexia-blue);
  flex-shrink: 0;
  height: 18px;
  margin-top: 2px;
  width: 18px;
}

/* Research documentation spec sheet */
.apexia-product-specs,
.apexia-coa-detail {
  background: var(--apexia-surface);
  border: 1px solid var(--apexia-line);
  border-radius: var(--apexia-radius);
  margin: 1.5rem 0;
  overflow: hidden;
  padding: 0;
}

.apexia-product-specs h2,
.apexia-coa-detail h2 {
  background: var(--apexia-surface-2);
  border-bottom: 1px solid var(--apexia-line);
  font-size: 1.05rem;
  margin: 0;
  padding: 1rem 1.4rem;
  position: relative;
}

.apexia-product-specs h2::after,
.apexia-coa-detail h2::after {
  background: var(--apexia-band);
  bottom: -1px;
  content: "";
  height: 1px;
  left: 0;
  opacity: 0.5;
  position: absolute;
  right: 0;
}

.apexia-product-specs > p,
.apexia-coa-detail > p {
  color: var(--apexia-muted);
  font-size: 0.86rem;
  margin: 0;
  padding: 0.9rem 1.4rem 0;
}

.apexia-product-specs dl,
.apexia-coa-detail dl {
  display: grid;
  gap: 0;
  grid-template-columns: minmax(140px, 0.32fr) 1fr;
  margin: 0.9rem 0 0;
}

.apexia-product-specs dt,
.apexia-coa-detail dt {
  border-top: 1px solid var(--apexia-line-soft);
  color: var(--apexia-faint);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 0.75rem 0 0.75rem 1.4rem;
  text-transform: uppercase;
}

.apexia-product-specs dd,
.apexia-coa-detail dd {
  border-top: 1px solid var(--apexia-line-soft);
  color: var(--apexia-ink);
  font-family: var(--apexia-font-mono);
  font-size: 0.88rem;
  margin: 0;
  padding: 0.72rem 1.4rem 0.72rem 0;
}

/* COA panel + disclaimer */
.apexia-coa-panel {
  background: rgba(13, 71, 255, 0.1);
  border: 1px solid rgba(0, 184, 255, 0.3);
  border-radius: var(--apexia-radius-sm);
  margin: 1rem 0;
  padding: 1.1rem 1.3rem;
}

.apexia-coa-panel p {
  color: var(--apexia-soft);
}

.apexia-coa-disclaimer {
  color: var(--apexia-muted);
  font-size: 0.82rem;
  font-weight: 600;
}

/* COA library table + search (dark catalog context) */
.apexia-coa-search,
.apexia-verify-form {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin: 1.4rem 0;
}

.apexia-coa-search label,
.apexia-verify-form label {
  color: var(--apexia-soft);
  font-size: 0.88rem;
  font-weight: 600;
}

.apexia-coa-search input,
.apexia-verify-form input {
  background: var(--apexia-surface);
  border: 1px solid var(--apexia-line-strong);
  border-radius: 10px;
  color: var(--apexia-ink);
  font-family: var(--apexia-font-mono);
  font-size: 0.92rem;
  min-height: 44px;
  min-width: 240px;
  padding: 0.55rem 0.8rem;
}

.apexia-coa-table {
  border: 1px solid var(--apexia-line);
  border-collapse: separate;
  border-radius: var(--apexia-radius);
  border-spacing: 0;
  font-size: 0.86rem;
  margin: 1rem 0 2rem;
  overflow: hidden;
  width: 100%;
}

.apexia-coa-table th {
  background: var(--apexia-surface-2);
  color: var(--apexia-faint);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  padding: 0.8rem 1rem;
  text-align: left;
  text-transform: uppercase;
}

.apexia-coa-table td {
  background: var(--apexia-surface);
  border-top: 1px solid var(--apexia-line-soft);
  color: var(--apexia-soft);
  font-family: var(--apexia-font-mono);
  font-size: 0.8rem;
  padding: 0.75rem 1rem;
}

/* Tabs */
.woocommerce-tabs ul.tabs,
.wc-tabs {
  border-bottom: 1px solid var(--apexia-line-strong) !important;
  display: flex;
  gap: 0.2rem;
  list-style: none;
  margin: 2.2rem 0 0 !important;
  padding: 0 !important;
}

.woocommerce-tabs ul.tabs li {
  background: none !important;
  border: none !important;
  margin: 0 !important;
  padding: 0 !important;
}

.woocommerce-tabs ul.tabs li a {
  border-bottom: 2px solid transparent;
  color: var(--apexia-muted);
  display: inline-block;
  font-size: 0.92rem;
  font-weight: 650;
  padding: 0.7rem 1rem;
  text-decoration: none;
  transition: color var(--apexia-fast) var(--apexia-ease), border-color var(--apexia-fast) var(--apexia-ease);
}

.woocommerce-tabs ul.tabs li.active a,
.woocommerce-tabs ul.tabs li a:hover {
  border-bottom-color: var(--apexia-signal);
  color: var(--apexia-ink);
}

.woocommerce-Tabs-panel {
  padding: 1.6rem 0;
}

.woocommerce-Tabs-panel h2 {
  font-size: 1.15rem;
}

/* =========================================================
   13. Cart, checkout & account — "lab document" paper context.
   The dark shell frames a light document surface so WooCommerce
   block components keep their assumed-light styling untouched.
   Body class set in functions.php (apexia-paper-context).
   ========================================================= */

.apexia-paper-context .apexia-page-body,
.apexia-paper-context .apexia-checkout-body {
  background: var(--apexia-paper);
  border: 1px solid var(--apexia-line-strong);
  border-radius: var(--apexia-radius-lg);
  box-shadow: var(--apexia-shadow-lg);
  color: var(--apexia-paper-ink);
  margin-bottom: 3rem;
  margin-top: 2rem;
  padding: 2rem clamp(1.2rem, 3vw, 2.6rem) 2.6rem;
  position: relative;
}

.apexia-paper-context .apexia-page-body::before,
.apexia-paper-context .apexia-checkout-body::before {
  background: var(--apexia-band);
  border-radius: var(--apexia-radius-lg) var(--apexia-radius-lg) 0 0;
  content: "";
  height: 3px;
  left: 0;
  position: absolute;
  right: 0;
  top: 0;
}

.apexia-paper-context .apexia-page-body h1,
.apexia-paper-context .apexia-page-body h2,
.apexia-paper-context .apexia-page-body h3,
.apexia-paper-context .apexia-checkout-body h1,
.apexia-paper-context .apexia-checkout-body h2,
.apexia-paper-context .apexia-checkout-body h3 {
  color: var(--apexia-paper-ink);
}

.apexia-paper-context .apexia-page-body p,
.apexia-paper-context .apexia-checkout-body p {
  color: var(--apexia-paper-muted);
}

.apexia-paper-context .apexia-page-body a:not(.button):not(.apexia-button):not(.wp-element-button),
.apexia-paper-context .apexia-checkout-body a:not(.button):not(.apexia-button):not(.wp-element-button) {
  color: var(--apexia-blue);
}

.apexia-paper-context .apexia-page-head h1 {
  border-bottom-color: var(--apexia-paper-line);
}

/* Tables: dark catalog context (e.g. product attributes tab) */
.woocommerce table.shop_table {
  border: 1px solid var(--apexia-line-strong) !important;
  border-collapse: separate !important;
  border-radius: var(--apexia-radius);
  border-spacing: 0;
  overflow: hidden;
}

.woocommerce table.shop_table th {
  background: var(--apexia-surface-2);
  color: var(--apexia-faint);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.woocommerce table.shop_table th,
.woocommerce table.shop_table td {
  border-bottom: 1px solid var(--apexia-line-soft) !important;
  border-left: none !important;
  border-right: none !important;
  border-top: none !important;
  padding: 0.95rem 1.1rem !important;
}

.woocommerce table.shop_table tr:last-child td {
  border-bottom: none !important;
}

/* Tables on paper (orders, account, order received) */
.apexia-paper-context .woocommerce table.shop_table {
  border-color: var(--apexia-paper-line) !important;
}

.apexia-paper-context .woocommerce table.shop_table th {
  background: var(--apexia-paper-2);
  color: var(--apexia-paper-muted);
}

.apexia-paper-context .woocommerce table.shop_table th,
.apexia-paper-context .woocommerce table.shop_table td {
  border-bottom-color: var(--apexia-paper-line) !important;
}

/* Forms on paper (checkout/account) */
.apexia-paper-context .woocommerce form .form-row input.input-text,
.apexia-paper-context .woocommerce form .form-row textarea,
.apexia-paper-context .woocommerce form .form-row select,
.apexia-paper-context .woocommerce-EditAccountForm input {
  background: #fff;
  border: 1px solid var(--apexia-paper-line);
  border-radius: 10px;
  color: var(--apexia-paper-ink);
  font-family: var(--apexia-font-sans);
  font-size: 0.95rem;
  min-height: 46px;
  padding: 0.65rem 0.85rem;
  transition: border-color var(--apexia-fast) var(--apexia-ease), box-shadow var(--apexia-fast) var(--apexia-ease);
  width: 100%;
}

.apexia-paper-context .woocommerce form .form-row input.input-text:focus,
.apexia-paper-context .woocommerce form .form-row textarea:focus,
.apexia-paper-context .woocommerce form .form-row select:focus {
  border-color: var(--apexia-blue);
  box-shadow: 0 0 0 3px rgba(13, 71, 255, 0.18);
  outline: none;
}

.apexia-paper-context .woocommerce form .form-row label {
  color: var(--apexia-paper-ink);
  font-size: 0.86rem;
  font-weight: 600;
}

.apexia-paper-context .woocommerce form .form-row .required {
  color: var(--apexia-signal-deep);
  text-decoration: none;
}

/* Checkout attestations: the compliance module stays the loudest
   element on the page — orange-gated, never decorative */
.apexia-checkout-attestations {
  background: #fff;
  border: 1px solid var(--apexia-paper-line);
  border-radius: var(--apexia-radius);
  border-top: 3px solid var(--apexia-signal);
  box-shadow: var(--apexia-shadow-sm);
  margin: 1.4rem 0;
  padding: 1.4rem 1.5rem;
}

.apexia-checkout-attestations > p:first-of-type strong {
  color: var(--apexia-paper-ink);
  font-family: var(--apexia-font-display);
  font-size: 1rem;
}

.apexia-checkout-attestations > p {
  color: var(--apexia-paper-muted);
  font-size: 0.86rem;
  line-height: 1.6;
}

.apexia-checkout-attestations .form-row {
  background: var(--apexia-paper);
  border: 1px solid var(--apexia-paper-line);
  border-radius: var(--apexia-radius-sm);
  margin: 0.55rem 0 !important;
  padding: 0.75rem 0.9rem !important;
  transition: border-color var(--apexia-fast) var(--apexia-ease), background var(--apexia-fast) var(--apexia-ease);
}

.apexia-checkout-attestations .form-row:hover {
  background: #eef3fe;
  border-color: rgba(13, 71, 255, 0.35);
}

.apexia-checkout-attestations .form-row label {
  align-items: flex-start;
  color: var(--apexia-paper-ink);
  cursor: pointer;
  display: flex;
  font-size: 0.88rem;
  font-weight: 600;
  gap: 0.65rem;
  line-height: 1.5;
  margin: 0;
}

/* Block checkout (wc blocks) field alignment */
.wc-block-checkout__form .wc-block-components-checkbox label {
  font-size: 0.9rem;
  line-height: 1.5;
}

.wc-block-components-checkout-step__heading h2 {
  font-size: 1.1rem;
}

#place_order {
  font-size: 1.02rem;
  width: 100%;
}

/* Checkout trust note (page content module) */
.apexia-checkout-trust {
  background: var(--apexia-paper-2);
  border: 1px solid var(--apexia-paper-line);
  border-radius: var(--apexia-radius);
  display: grid;
  gap: 0.9rem;
  grid-template-columns: repeat(3, 1fr);
  margin: 1.2rem 0 1.6rem;
  padding: 1.1rem 1.3rem;
}

.apexia-checkout-trust div {
  font-size: 0.84rem;
}

.apexia-checkout-trust strong {
  color: var(--apexia-paper-ink);
  display: block;
  font-size: 0.86rem;
  margin-bottom: 0.15rem;
}

.apexia-checkout-trust p {
  color: var(--apexia-paper-muted);
  margin: 0;
}

/* Secondary buttons on paper need dark text */
.apexia-paper-context .apexia-button.secondary,
.apexia-paper-context .woocommerce a.button.secondary,
.apexia-paper-context .apexia-button.ghost-dark {
  background: #fff;
  border-color: var(--apexia-paper-line);
  color: var(--apexia-paper-ink);
}

.apexia-paper-context .apexia-button.secondary:hover,
.apexia-paper-context .woocommerce a.button.secondary:hover {
  background: var(--apexia-paper-2);
  border-color: var(--apexia-blue);
  color: var(--apexia-paper-ink);
}

/* Notices */
.woocommerce-error,
.woocommerce-message,
.woocommerce-info,
.wc-block-components-notice-banner {
  border-radius: var(--apexia-radius-sm) !important;
  font-size: 0.9rem;
}

body:not(.apexia-paper-context) .woocommerce-error,
body:not(.apexia-paper-context) .woocommerce-message,
body:not(.apexia-paper-context) .woocommerce-info {
  background: var(--apexia-surface-2);
  border: 1px solid var(--apexia-line-strong);
  color: var(--apexia-soft);
}

/* =========================================================
   14. Account (renders inside paper context)
   ========================================================= */

.woocommerce-MyAccount-navigation ul {
  background: #fff;
  border: 1px solid var(--apexia-paper-line);
  border-radius: var(--apexia-radius);
  list-style: none;
  margin: 0;
  overflow: hidden;
  padding: 0;
}

.woocommerce-MyAccount-navigation li {
  border-bottom: 1px solid var(--apexia-paper-line);
}

.woocommerce-MyAccount-navigation li:last-child {
  border-bottom: none;
}

.woocommerce-MyAccount-navigation a {
  color: var(--apexia-paper-ink);
  display: block;
  font-size: 0.92rem;
  font-weight: 600;
  padding: 0.75rem 1.1rem;
  text-decoration: none;
  transition: background var(--apexia-fast) var(--apexia-ease);
}

.woocommerce-MyAccount-navigation li.is-active a,
.woocommerce-MyAccount-navigation a:hover {
  background: #eef3fe;
  color: var(--apexia-blue);
}

/* =========================================================
   15. Custom Synthesis inquiry form (dark context)
   ========================================================= */

.apexia-inquiry-form {
  background: var(--apexia-surface);
  border: 1px solid var(--apexia-line);
  border-radius: var(--apexia-radius-lg);
  box-shadow: var(--apexia-shadow);
  display: grid;
  gap: 1.1rem;
  margin: 2rem 0;
  max-width: 760px;
  padding: 2rem;
  position: relative;
}

.apexia-inquiry-form::before {
  background: var(--apexia-band);
  border-radius: var(--apexia-radius-lg) var(--apexia-radius-lg) 0 0;
  content: "";
  height: 2px;
  left: 0;
  opacity: 0.85;
  position: absolute;
  right: 0;
  top: 0;
}

.apexia-inquiry-form h3 {
  margin: 0;
}

.apexia-inquiry-form .apexia-form-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr 1fr;
}

.apexia-inquiry-form label {
  color: var(--apexia-soft);
  display: grid;
  font-size: 0.84rem;
  font-weight: 650;
  gap: 0.35rem;
}

.apexia-inquiry-form label span.req {
  color: var(--apexia-signal);
}

.apexia-inquiry-form input[type="text"],
.apexia-inquiry-form input[type="email"],
.apexia-inquiry-form input[type="url"],
.apexia-inquiry-form select,
.apexia-inquiry-form textarea {
  background: var(--apexia-bg-2);
  border: 1px solid var(--apexia-line-strong);
  border-radius: 10px;
  color: var(--apexia-ink);
  font-family: var(--apexia-font-sans);
  font-size: 0.95rem;
  min-height: 46px;
  padding: 0.65rem 0.85rem;
  transition: border-color var(--apexia-fast) var(--apexia-ease), box-shadow var(--apexia-fast) var(--apexia-ease);
  width: 100%;
}

.apexia-inquiry-form input:focus,
.apexia-inquiry-form select:focus,
.apexia-inquiry-form textarea:focus {
  border-color: var(--apexia-electric);
  box-shadow: var(--apexia-ring);
  outline: none;
}

.apexia-inquiry-form textarea {
  min-height: 120px;
  resize: vertical;
}

.apexia-inquiry-form .apexia-form-note {
  color: var(--apexia-muted);
  font-size: 0.82rem;
  line-height: 1.6;
  margin: 0;
}

.apexia-inquiry-form .apexia-form-consent {
  background: rgba(255, 128, 0, 0.06);
  border: 1px solid rgba(255, 128, 0, 0.25);
  border-radius: var(--apexia-radius-sm);
  padding: 0.85rem 1rem;
}

.apexia-inquiry-form .apexia-form-consent label {
  align-items: flex-start;
  color: var(--apexia-warn-ink);
  display: flex;
  font-weight: 600;
  gap: 0.6rem;
  line-height: 1.5;
}

.apexia-inquiry-form input[type="checkbox"] {
  accent-color: var(--apexia-blue);
  height: 18px;
  margin-top: 2px;
  width: 18px;
}

.apexia-inquiry-success {
  background: rgba(0, 191, 165, 0.1);
  border: 1px solid rgba(0, 191, 165, 0.35);
  border-radius: var(--apexia-radius);
  color: var(--apexia-good);
  font-weight: 600;
  margin: 1.5rem 0;
  padding: 1.1rem 1.3rem;
}

/* =========================================================
   16. Footer
   ========================================================= */

.apexia-footer {
  background: #04060a;
  border-top: 1px solid var(--apexia-line-soft);
  color: var(--apexia-muted);
  margin-top: 4.5rem;
  padding: 3.5rem 0 2rem;
  position: relative;
}

.apexia-footer::before {
  background: var(--apexia-band);
  content: "";
  height: 2px;
  left: 0;
  opacity: 0.7;
  position: absolute;
  right: 0;
  top: -1px;
}

.apexia-footer__grid {
  display: grid;
  gap: 2.5rem;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  padding-bottom: 2.5rem;
}

.apexia-footer .apexia-brand {
  font-size: 1.2rem;
}

.apexia-footer__brand p {
  font-size: 0.86rem;
  line-height: 1.65;
  margin: 1rem 0 0;
  max-width: 38ch;
}

.apexia-footer h4 {
  color: var(--apexia-ink);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  margin: 0 0 1rem;
  text-transform: uppercase;
}

.apexia-footer ul {
  display: grid;
  gap: 0.55rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.apexia-footer a {
  color: var(--apexia-muted);
  font-size: 0.88rem;
  text-decoration: none;
  transition: color var(--apexia-fast) var(--apexia-ease);
}

.apexia-footer a:hover {
  color: var(--apexia-ink);
}

.apexia-footer__compliance {
  border-top: 1px solid var(--apexia-line-soft);
  font-size: 0.78rem;
  line-height: 1.7;
  padding-top: 1.6rem;
}

.apexia-footer__compliance strong {
  color: var(--apexia-soft);
}

.apexia-footer__meta {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  margin-top: 1.4rem;
}

.apexia-footer__meta p {
  font-family: var(--apexia-font-mono);
  font-size: 0.72rem;
  margin: 0;
}

.apexia-footer__payments {
  align-items: center;
  display: flex;
  gap: 0.5rem;
}

.apexia-footer__payments span {
  border: 1px solid var(--apexia-line-strong);
  border-radius: 6px;
  color: var(--apexia-muted);
  font-family: var(--apexia-font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.05em;
  padding: 0.25rem 0.6rem;
  text-transform: uppercase;
}

/* Legacy footer-nav part (kept for Woo templates that include it) */
.apexia-footer-nav {
  display: none;
}

/* =========================================================
   17. Age gate
   ========================================================= */

.apexia-age-gate {
  align-items: center;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  background: rgba(2, 4, 8, 0.82);
  bottom: 0;
  display: none;
  justify-content: center;
  left: 0;
  padding: 1rem;
  position: fixed;
  right: 0;
  top: 0;
  z-index: 99999;
}

.apexia-age-gate.is-active {
  display: flex;
}

.apexia-age-gate__dialog {
  animation: apexia-pop 360ms var(--apexia-ease);
  background: linear-gradient(180deg, var(--apexia-surface-2) 0%, var(--apexia-surface) 100%);
  border: 1px solid var(--apexia-line-strong);
  border-radius: var(--apexia-radius-lg);
  border-top: 3px solid var(--apexia-signal);
  box-shadow: var(--apexia-shadow-lg);
  max-width: 540px;
  padding: 2rem;
}

.apexia-age-gate__dialog h2 {
  font-size: 1.35rem;
  margin: 0 0 0.8rem;
}

.apexia-age-gate__dialog p {
  color: var(--apexia-muted);
  font-size: 0.92rem;
  line-height: 1.65;
}

@keyframes apexia-pop {
  from {
    opacity: 0;
    transform: translateY(14px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* Hero entrance on load */
@keyframes apexia-rise {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.apexia-hero > div:first-child > * {
  animation: apexia-rise 640ms var(--apexia-ease) both;
}

.apexia-hero > div:first-child > *:nth-child(2) { animation-delay: 70ms; }
.apexia-hero > div:first-child > *:nth-child(3) { animation-delay: 140ms; }
.apexia-hero > div:first-child > *:nth-child(4) { animation-delay: 210ms; }
.apexia-hero > div:first-child > *:nth-child(5) { animation-delay: 280ms; }

.apexia-hero .apexia-hero-side {
  animation: apexia-rise 720ms var(--apexia-ease) 200ms both;
}

/* =========================================================
   18. Scroll reveal microinteractions
   ========================================================= */

.apexia-reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 600ms var(--apexia-ease), transform 600ms var(--apexia-ease);
}

.apexia-reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.apexia-reveal-stagger > * {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 550ms var(--apexia-ease), transform 550ms var(--apexia-ease);
}

.apexia-reveal-stagger.is-visible > * {
  opacity: 1;
  transform: translateY(0);
}

.apexia-reveal-stagger.is-visible > *:nth-child(2) { transition-delay: 80ms; }
.apexia-reveal-stagger.is-visible > *:nth-child(3) { transition-delay: 160ms; }
.apexia-reveal-stagger.is-visible > *:nth-child(4) { transition-delay: 240ms; }
.apexia-reveal-stagger.is-visible > *:nth-child(5) { transition-delay: 320ms; }
.apexia-reveal-stagger.is-visible > *:nth-child(6) { transition-delay: 400ms; }

/* Product-grid reveal (class added by apexia.js, so no-JS keeps cards visible) */
.apexia-reveal-item {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 550ms var(--apexia-ease), transform 550ms var(--apexia-ease);
  transition-delay: calc(var(--apx-i, 0) * 70ms);
}

.apexia-reveal-item.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .apexia-reveal,
  .apexia-reveal-stagger > *,
  .apexia-reveal-item {
    opacity: 1;
    transform: none;
  }
}

/* =========================================================
   19. Instrument layer: kicker, numbered sections, hero stats,
       vitrine, button sheen, PDP layout, watermark, grain
   ========================================================= */

/* Film-grain overlay for surface depth */
body::after {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.55'/%3E%3C/svg%3E");
  content: "";
  inset: 0;
  mix-blend-mode: overlay;
  opacity: 0.05;
  pointer-events: none;
  position: fixed;
  z-index: 2000;
}

/* Mono kicker line above the hero */
.apexia-kicker {
  color: var(--apexia-faint);
  font-family: var(--apexia-font-mono);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.24em;
  margin-bottom: 1rem;
}

/* Numbered section index */
.apexia-eyebrow__num {
  border-right: 1px solid var(--apexia-line-strong);
  color: var(--apexia-faint);
  font-family: var(--apexia-font-mono);
  font-weight: 600;
  margin-right: 0.2rem;
  padding-right: 0.65rem;
}

.apexia-section > .apexia-eyebrow,
.apexia-section--dark .apexia-eyebrow {
  display: flex;
  width: 100%;
}

.apexia-section > .apexia-eyebrow::after,
.apexia-section--dark .apexia-eyebrow::after {
  background: linear-gradient(90deg, var(--apexia-line-strong), transparent);
  content: "";
  flex: 1;
  height: 1px;
  margin-left: 0.9rem;
  min-width: 2rem;
}

/* Hero stat strip */
.apexia-hero-stats {
  border-top: 1px solid var(--apexia-line-soft);
  display: grid;
  gap: 1.4rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 2rem;
  padding-top: 1.4rem;
}

.apexia-hero-stats strong {
  background: var(--apexia-chrome);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  display: block;
  font-family: var(--apexia-font-display);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.apexia-hero-stats span {
  color: var(--apexia-muted);
  display: block;
  font-size: 0.8rem;
  line-height: 1.5;
  margin-top: 0.25rem;
}

/* Vitrine: hero specimen window with floating vial + data chips */
.apexia-vitrine {
  display: grid;
  gap: 1rem;
  margin: 0;
  position: relative;
}

.apexia-vitrine::before {
  background: radial-gradient(60% 55% at 50% 50%, rgba(13, 71, 255, 0.35), transparent 70%);
  content: "";
  inset: -12% -18%;
  pointer-events: none;
  position: absolute;
  z-index: -1;
}

.apexia-vitrine__window {
  background: linear-gradient(180deg, #fdfdfe 0%, var(--apexia-paper-2) 100%);
  border: 1px solid var(--apexia-line-strong);
  border-radius: var(--apexia-radius-lg);
  box-shadow: var(--apexia-shadow-lg), 0 36px 90px -36px rgba(13, 71, 255, 0.55);
  overflow: hidden;
  position: relative;
}

.apexia-vitrine__window::after {
  background: var(--apexia-band);
  bottom: 0;
  content: "";
  height: 2px;
  left: 0;
  position: absolute;
  right: 0;
}

.apexia-vitrine__window img {
  display: block;
  mix-blend-mode: multiply;
  width: 100%;
}

@media (prefers-reduced-motion: no-preference) {
  .apexia-vitrine__window img {
    animation: apexia-float 7s var(--apexia-ease) infinite;
  }
}

@keyframes apexia-float {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-7px) scale(1.012); }
}

.apexia-vitrine__tag {
  background: rgba(7, 9, 13, 0.85);
  border: 1px solid rgba(255, 128, 0, 0.5);
  border-radius: 6px;
  color: #ffa64d;
  font-family: var(--apexia-font-mono);
  font-size: 0.62rem;
  font-weight: 700;
  left: 1rem;
  letter-spacing: 0.12em;
  line-height: 1;
  padding: 0.34rem 0.5rem;
  position: absolute;
  top: 1rem;
  z-index: 2;
}

.apexia-vitrine__chip {
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
  background: rgba(7, 9, 13, 0.82);
  border: 1px solid var(--apexia-line-strong);
  border-radius: 8px;
  color: var(--apexia-ink);
  font-family: var(--apexia-font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  line-height: 1;
  padding: 0.45rem 0.6rem;
  position: absolute;
  z-index: 2;
}

.apexia-vitrine__chip--purity {
  right: 1rem;
  top: 1rem;
}

.apexia-vitrine__chip--purity::before {
  background: var(--apexia-teal);
  border-radius: 50%;
  content: "";
  display: inline-block;
  height: 6px;
  margin-right: 0.45rem;
  width: 6px;
}

.apexia-vitrine__chip--lot {
  bottom: 1.1rem;
  left: 1rem;
}

/* Button sheen sweep on primary commerce actions */
.apexia-button,
.single_add_to_cart_button,
.apexia-view-details {
  overflow: hidden;
  position: relative;
}

.apexia-button::before,
.single_add_to_cart_button::before,
.apexia-view-details::before {
  background: linear-gradient(115deg, transparent 38%, rgba(255, 255, 255, 0.22) 50%, transparent 62%);
  content: "";
  inset: 0;
  pointer-events: none;
  position: absolute;
  transform: translateX(-120%);
  transition: transform 700ms var(--apexia-ease);
}

.apexia-button:hover::before,
.single_add_to_cart_button:hover::before,
.apexia-view-details:hover::before {
  transform: translateX(120%);
}

/* Catalog index kicker above archive titles */
.wp-block-query-title::before {
  color: var(--apexia-faint);
  content: "APX // CATALOG INDEX";
  display: block;
  font-family: var(--apexia-font-mono);
  font-size: 0.66rem;
  font-weight: 500;
  letter-spacing: 0.24em;
  margin-bottom: 0.8rem;
}

/* PDP: sticky summary column, full-width tabs/related */
.single-product .wp-block-columns {
  align-items: flex-start !important;
}

.single-product .wp-block-columns > .wp-block-column:last-child {
  position: sticky;
  top: 100px;
}

/* Footer brand watermark */
.apexia-footer {
  overflow: hidden;
}

.apexia-footer::after {
  bottom: -0.18em;
  color: transparent;
  content: "APEXIA";
  font-family: var(--apexia-font-display);
  font-size: clamp(5rem, 14vw, 12rem);
  font-weight: 700;
  letter-spacing: 0.06em;
  line-height: 1;
  pointer-events: none;
  position: absolute;
  right: -0.04em;
  user-select: none;
  -webkit-text-stroke: 1px rgba(155, 172, 200, 0.08);
}

/* =========================================================
   20. Responsive
   ========================================================= */

@media (max-width: 1024px) {
  .apexia-trustbar {
    grid-template-columns: repeat(2, 1fr);
  }

  .apexia-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .apexia-grid--3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .apexia-footer__grid {
    grid-template-columns: 1fr 1fr;
  }

  .apexia-hero {
    grid-template-columns: 1fr;
    padding-top: 3rem;
  }

  .apexia-section--dark {
    padding: 2.5rem 1.8rem;
  }
}

@media (max-width: 720px) {
  .apexia-nav {
    background: var(--apexia-bg-2);
    border-bottom: 1px solid var(--apexia-line-strong);
    box-shadow: var(--apexia-shadow);
    display: none;
    flex-direction: column;
    align-items: stretch;
    left: 0;
    padding: 0.8rem 1.2rem 1.2rem;
    position: absolute;
    right: 0;
    top: 100%;
  }

  .apexia-nav.is-open {
    display: flex;
  }

  .apexia-nav a {
    border-radius: 8px;
    padding: 0.7rem 0.8rem;
  }

  .apexia-nav-toggle {
    display: inline-flex;
  }

  .apexia-brand__tag {
    display: none;
  }

  .apexia-grid,
  .apexia-grid--3,
  .apexia-grid--2,
  .apexia-trustbar,
  .apexia-checkout-trust,
  .apexia-inquiry-form .apexia-form-grid {
    grid-template-columns: 1fr;
  }

  .apexia-footer__grid {
    grid-template-columns: 1fr;
  }

  .apexia-section {
    padding: 3rem 0;
  }

  .apexia-spec-ticket dl {
    grid-template-columns: 1fr;
  }

  .apexia-spec-ticket dl > div:nth-child(odd) {
    border-right: none;
  }

  .apexia-product-specs dl,
  .apexia-coa-detail dl {
    grid-template-columns: 1fr;
  }

  .apexia-product-specs dt,
  .apexia-coa-detail dt {
    padding-bottom: 0.1rem;
  }

  .apexia-product-specs dd,
  .apexia-coa-detail dd {
    border-top: none;
    padding-left: 1.4rem;
  }

  .apexia-paper-context .apexia-page-body,
  .apexia-paper-context .apexia-checkout-body {
    border-left: none;
    border-radius: 0;
    border-right: none;
    margin-top: 1rem;
    padding-left: 1.1rem;
    padding-right: 1.1rem;
  }

  .apexia-coa-table {
    display: block;
    overflow-x: auto;
  }

  .apexia-hero-stats {
    gap: 0.9rem;
    grid-template-columns: 1fr;
  }

  .apexia-hero-stats > div {
    align-items: baseline;
    display: flex;
    gap: 0.7rem;
  }

  .apexia-hero-stats strong {
    font-size: 1.2rem;
    min-width: 4.2rem;
  }
}

/* WP columns stack below 782px: release the sticky PDP summary */
@media (max-width: 781px) {
  .single-product .wp-block-columns > .wp-block-column:last-child {
    position: static;
  }
}

/* =========================================================
   21. Luxury biotech redesign pass
   ========================================================= */

:root {
  --apexia-bg: #05070b;
  --apexia-bg-2: #080b11;
  --apexia-surface: #0b1018;
  --apexia-surface-2: #101827;
  --apexia-surface-3: #172235;
  --apexia-line: rgba(192, 200, 212, 0.14);
  --apexia-line-strong: rgba(192, 200, 212, 0.28);
  --apexia-line-soft: rgba(192, 200, 212, 0.08);
  --apexia-blue: #0d47ff;
  --apexia-blue-hi: #1768ff;
  --apexia-electric: #00b8ff;
  --apexia-teal: #00bfa5;
  --apexia-signal: #ff8000;
  --apexia-radius-sm: 7px;
  --apexia-radius: 10px;
  --apexia-radius-lg: 16px;
  --apexia-shadow-lg: 0 1px 1px rgba(255, 255, 255, 0.04) inset, 0 34px 80px -38px rgba(0, 0, 0, 0.9);
  --apexia-lab-grid:
    linear-gradient(rgba(192, 200, 212, 0.032) 1px, transparent 1px),
    linear-gradient(90deg, rgba(192, 200, 212, 0.032) 1px, transparent 1px);
}

body {
  background:
    radial-gradient(900px 460px at 78% 4%, rgba(13, 71, 255, 0.12), transparent 68%),
    linear-gradient(180deg, #030508 0%, var(--apexia-bg) 34%, #05080d 100%);
}

.apexia-header {
  background:
    linear-gradient(180deg, rgba(5, 7, 11, 0.94), rgba(5, 7, 11, 0.82)),
    var(--apexia-lab-grid);
  background-size: auto, 92px 92px;
  border-bottom-color: rgba(192, 200, 212, 0.12);
}

.apexia-header__inner {
  min-height: 76px;
}

.apexia-brand--premium {
  gap: 0.7rem;
  letter-spacing: 0.18em;
}

.apexia-brand--premium svg {
  filter: drop-shadow(0 0 14px rgba(0, 184, 255, 0.18));
}

.apexia-brand__word {
  background: var(--apexia-chrome);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.apexia-brand__tag {
  color: var(--apexia-electric);
  font-family: var(--apexia-font-mono);
  font-size: 0.56rem;
  letter-spacing: 0.14em;
  opacity: 0.82;
}

.apexia-nav {
  gap: 0.1rem;
}

.apexia-nav a {
  border: 1px solid transparent;
  border-radius: 999px;
  color: var(--apexia-soft);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  padding: 0.55rem 0.72rem;
  text-transform: uppercase;
}

.apexia-nav a:hover,
.apexia-nav a:focus-visible {
  background: rgba(0, 184, 255, 0.07);
  border-color: rgba(0, 184, 255, 0.22);
  color: var(--apexia-ink);
}

.apexia-cart-link {
  border-radius: 999px;
}

.apexia-cart-link--primary {
  background: linear-gradient(135deg, var(--apexia-blue), #214fff 48%, var(--apexia-electric));
  border-color: rgba(255, 255, 255, 0.12);
  color: #fff;
}

.apexia-hero--instrument {
  gap: clamp(2rem, 5vw, 5.2rem);
  grid-template-columns: minmax(0, 0.95fr) minmax(360px, 0.72fr);
  min-height: min(760px, calc(100vh - 118px));
  padding: clamp(3.2rem, 6vw, 6.4rem) 0 clamp(3rem, 6vw, 5.4rem);
}

.apexia-shell > .apexia-main,
.apexia-shell > main:has(.apexia-hero--instrument) {
  max-width: none !important;
  width: 100%;
}

.apexia-hero--instrument::before {
  background:
    linear-gradient(115deg, rgba(255, 255, 255, 0.05), transparent 21%),
    radial-gradient(760px 420px at 76% 24%, rgba(0, 184, 255, 0.14), transparent 66%),
    radial-gradient(520px 320px at 86% 64%, rgba(0, 191, 165, 0.08), transparent 70%),
    var(--apexia-lab-grid);
  background-size: auto, auto, auto, 118px 118px;
  inset: -3.2rem calc(50% - 50vw) -1rem;
}

.apexia-hero--instrument::after {
  background: linear-gradient(90deg, transparent, rgba(192, 200, 212, 0.5), var(--apexia-blue), var(--apexia-electric), var(--apexia-teal), transparent);
  bottom: 1.2rem;
  content: "";
  height: 1px;
  left: calc(50% - 50vw);
  opacity: 0.5;
  position: absolute;
  right: calc(50% - 50vw);
}

.apexia-hero__content {
  position: relative;
}

.apexia-hero__content::before {
  background: linear-gradient(180deg, rgba(192, 200, 212, 0.32), rgba(13, 71, 255, 0.42), transparent);
  content: "";
  height: 74%;
  left: -1.35rem;
  opacity: 0.45;
  position: absolute;
  top: 0.2rem;
  width: 1px;
}

.apexia-hero--instrument h1 {
  font-size: clamp(2.85rem, 5.35vw, 5.35rem);
  letter-spacing: -0.04em;
  max-width: 13.4ch;
}

.apexia-hero--instrument p {
  color: #aeb9cb;
  font-size: clamp(1rem, 1.3vw, 1.18rem);
  max-width: 58ch;
}

.apexia-hero--instrument .apexia-eyebrow {
  color: #8fcfff;
}

.apexia-hero-stats {
  background: rgba(255, 255, 255, 0.018);
  border: 1px solid var(--apexia-line);
  border-left: 0;
  border-right: 0;
  gap: 0;
  margin-top: 2.4rem;
  padding: 0;
}

.apexia-hero-stats > div {
  border-right: 1px solid var(--apexia-line-soft);
  padding: 1rem 1.1rem;
}

.apexia-hero-stats > div:last-child {
  border-right: 0;
}

.apexia-vitrine {
  isolation: isolate;
}

.apexia-vitrine::before {
  background:
    radial-gradient(56% 52% at 50% 42%, rgba(0, 184, 255, 0.22), transparent 72%),
    linear-gradient(90deg, transparent, rgba(192, 200, 212, 0.14), transparent);
}

.apexia-vitrine__window {
  aspect-ratio: 0.86;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(228, 235, 245, 0.98)),
    radial-gradient(circle at 50% 62%, rgba(13, 71, 255, 0.18), transparent 46%);
  display: grid;
  min-height: 480px;
  place-items: center;
}

.apexia-vitrine__window::before {
  background:
    linear-gradient(115deg, transparent 0 38%, rgba(255, 255, 255, 0.38) 48%, transparent 58%),
    radial-gradient(circle at var(--apx-mx, 70%) var(--apx-my, 28%), rgba(0, 184, 255, 0.16), transparent 34%);
  content: "";
  inset: 0;
  opacity: 0.72;
  pointer-events: none;
  position: absolute;
  z-index: 3;
}

.apexia-vitrine__window img {
  max-height: 96%;
  object-fit: contain;
  transform-origin: 50% 58%;
}

.apexia-vitrine__rail {
  border: 1px solid var(--apexia-line);
  border-radius: 999px;
  color: var(--apexia-muted);
  display: grid;
  font-family: var(--apexia-font-mono);
  font-size: 0.62rem;
  grid-template-columns: repeat(3, 1fr);
  letter-spacing: 0.13em;
  overflow: hidden;
  text-align: center;
  text-transform: uppercase;
}

.apexia-vitrine__rail span {
  background: rgba(255, 255, 255, 0.025);
  border-right: 1px solid var(--apexia-line-soft);
  padding: 0.62rem 0.5rem;
}

.apexia-vitrine__rail span:last-child {
  border-right: 0;
}

.apexia-trustbar--instrument {
  background: rgba(192, 200, 212, 0.12);
  border-radius: 0;
  box-shadow: 0 22px 70px -44px rgba(0, 0, 0, 0.95);
}

.apexia-trustbar--instrument > div {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), transparent),
    #080b11;
  min-height: 170px;
}

.apexia-trustbar--instrument strong {
  color: var(--apexia-ink);
  display: block;
  font-family: var(--apexia-font-display);
  margin: 0.7rem 0 0.3rem;
}

.apexia-trustbar--instrument p {
  color: var(--apexia-muted);
  font-size: 0.86rem;
}

.apexia-section--catalog-head {
  padding-bottom: 2rem;
}

.apexia-entry-grid .apexia-card {
  min-height: 220px;
}

.apexia-card,
.wc-block-product,
ul.products li.product,
.apexia-spec-ticket,
.apexia-product-specs,
.apexia-coa-panel {
  background:
    radial-gradient(circle at var(--apx-mx, 82%) var(--apx-my, 12%), rgba(0, 184, 255, 0.08), transparent 30%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.038), rgba(255, 255, 255, 0.012)),
    var(--apexia-surface);
}

.apexia-shop-filters {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), transparent),
    var(--apexia-surface);
  border-radius: 0;
  box-shadow: var(--apexia-shadow);
  position: relative;
}

.apexia-shop-filters::before {
  background: var(--apexia-band);
  content: "";
  height: 1px;
  left: 0;
  position: absolute;
  right: 0;
  top: 0;
}

.wc-block-product,
ul.products li.product {
  border-radius: 0;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.04) inset;
  min-height: 100%;
}

.wc-block-product:hover,
ul.products li.product:hover {
  box-shadow: var(--apexia-glow-blue), 0 28px 70px -42px rgba(0, 0, 0, 1);
}

.wc-block-product .wc-block-components-product-image,
ul.products li.product > a:first-of-type {
  aspect-ratio: 0.9;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(231, 237, 247, 0.98)),
    radial-gradient(circle at 50% 68%, rgba(13, 71, 255, 0.13), transparent 45%);
  display: grid;
  cursor: zoom-in;
  min-height: 318px;
  overflow: hidden;
  place-items: center;
}

.wc-block-product .wc-block-components-product-image img,
ul.products li.product img {
  height: 100% !important;
  max-height: 96%;
  object-fit: contain !important;
  padding: 0.65rem 0.35rem 0;
  transition: transform 360ms var(--apexia-ease), filter 360ms var(--apexia-ease);
  will-change: transform;
}

.wc-block-product:hover .wc-block-components-product-image img,
.wc-block-product:focus-within .wc-block-components-product-image img,
ul.products li.product:hover img,
ul.products li.product:focus-within img {
  filter: drop-shadow(0 24px 30px rgba(13, 71, 255, 0.22));
  transform: scale(1.08);
}

.wc-block-product .wp-block-post-title,
ul.products li.product .woocommerce-loop-product__title {
  font-size: clamp(1.02rem, 1.25vw, 1.18rem) !important;
  letter-spacing: -0.012em;
}

.wc-block-product .wp-block-woocommerce-product-price,
ul.products li.product .price {
  align-items: center;
  display: flex;
  gap: 0.45rem;
}

.wc-block-product .wp-block-woocommerce-product-price::before,
ul.products li.product .price::before {
  color: var(--apexia-faint);
  content: "Catalog price";
  font-family: var(--apexia-font-mono);
  font-size: 0.56rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.apexia-loop-meta {
  background: rgba(255, 255, 255, 0.018);
  border: 1px solid var(--apexia-line-soft);
  grid-template-columns: repeat(3, minmax(0, 1fr));
  padding: 0.75rem;
}

.apexia-loop-meta p:first-child {
  color: #ffb469;
  margin-top: 0.35rem;
}

.apexia-view-coa,
.woocommerce a.button.apexia-view-coa {
  border-color: rgba(0, 191, 165, 0.42);
  color: #67f1de;
}

.single-product .wp-block-columns {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.025), transparent),
    var(--apexia-lab-grid);
  background-size: auto, 112px 112px;
  border: 1px solid var(--apexia-line-soft);
  border-radius: var(--apexia-radius-lg);
  margin-top: 1.5rem;
  padding: clamp(1rem, 2.8vw, 2rem);
}

.single-product .woocommerce-product-gallery {
  border-radius: 0;
}

.single-product .woocommerce-product-gallery::before {
  background:
    linear-gradient(115deg, transparent 0 42%, rgba(255, 255, 255, 0.36) 50%, transparent 58%),
    radial-gradient(circle at var(--apx-mx, 72%) var(--apx-my, 25%), rgba(0, 184, 255, 0.13), transparent 34%);
  content: "";
  inset: 0;
  pointer-events: none;
  position: absolute;
  z-index: 3;
}

.single-product .product_title::before {
  color: var(--apexia-faint);
  content: "APX // PRODUCT RECORD";
  display: block;
  font-family: var(--apexia-font-mono);
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  margin-bottom: 0.8rem;
}

.apexia-product-specs {
  border-radius: 0;
}

.apexia-product-specs dl {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.apexia-product-specs dt {
  background: rgba(255, 255, 255, 0.012);
}

.apexia-product-specs dd {
  padding-left: 1.1rem;
}

.apexia-product-attestation {
  background:
    linear-gradient(90deg, rgba(255, 128, 0, 0.12), rgba(255, 128, 0, 0.045)),
    rgba(255, 255, 255, 0.02);
  border-radius: 0;
}

.woocommerce-tabs ul.tabs,
.wc-tabs {
  background: rgba(255, 255, 255, 0.018);
  border: 1px solid var(--apexia-line-soft) !important;
  border-left: 0 !important;
  border-right: 0 !important;
  padding: 0 0.4rem !important;
}

.apexia-coa-search,
.apexia-verify-form {
  background:
    linear-gradient(180deg, rgba(0, 184, 255, 0.055), transparent),
    var(--apexia-surface);
  border: 1px solid var(--apexia-line);
  border-radius: 0;
  padding: 1rem;
}

.apexia-coa-search label,
.apexia-verify-form label {
  color: var(--apexia-ink);
  font-family: var(--apexia-font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.apexia-coa-table {
  border-radius: 0;
  box-shadow: var(--apexia-shadow);
}

.apexia-coa-table td:first-child,
.apexia-coa-table td:nth-child(2) {
  color: var(--apexia-ink);
}

.apexia-coa-table a {
  color: #67f1de;
  font-weight: 700;
  text-decoration: none;
}

.apexia-paper-context .apexia-page-body,
.apexia-paper-context .apexia-checkout-body {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.94), rgba(242, 246, 252, 0.98)),
    var(--apexia-paper);
  border-radius: 0;
}

.apexia-checkout-trust {
  background:
    linear-gradient(180deg, #f5f7fb, #e9eef6);
  border-radius: 10px;
}

.apexia-checkout-attestations {
  border-radius: 10px;
  box-shadow: 0 20px 50px -34px rgba(13, 71, 255, 0.5);
}

.apexia-checkout-attestations .form-row {
  background: linear-gradient(180deg, #fff, #f6f8fc);
}

.apexia-age-gate__dialog {
  background:
    radial-gradient(420px 220px at 82% 0%, rgba(13, 71, 255, 0.16), transparent 62%),
    linear-gradient(180deg, #101827, #080b11);
  border-radius: 0;
}

@media (hover: hover) and (pointer: fine) {
  .apexia-specimen-frame img {
    will-change: transform;
  }
}

@media (max-width: 1024px) {
  .apexia-hero--instrument {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .apexia-hero-side {
    justify-self: center;
    width: min(100%, 540px);
  }

  .apexia-vitrine__window {
    min-height: 420px;
  }
}

@media (max-width: 720px) {
  .apexia-header__inner {
    gap: 0.65rem;
    min-height: 74px;
  }

  .apexia-header__actions {
    gap: 0.45rem;
  }

  .apexia-header__actions .apexia-cart-link:not(.apexia-cart-link--primary) {
    display: none;
  }

  .apexia-cart-link--primary {
    min-height: 44px;
    padding: 0.68rem 0.88rem;
  }

  .apexia-nav-toggle {
    min-height: 44px;
    min-width: 44px;
  }

  .apexia-kicker {
    font-size: 0.6rem;
    letter-spacing: 0.14em;
    max-width: 32ch;
  }

  .apexia-hero--instrument .apexia-eyebrow {
    font-size: 0.68rem;
    letter-spacing: 0.1em;
  }

  .apexia-hero--instrument h1 {
    font-size: clamp(2.45rem, 12.4vw, 3.45rem);
    max-width: 12.4ch;
  }

  .apexia-hero--instrument {
    gap: 2rem;
    grid-template-columns: 1fr;
  }

  .apexia-hero__content,
  .apexia-hero-side,
  .apexia-vitrine,
  .apexia-vitrine__window,
  .apexia-vitrine__rail,
  .apexia-spec-ticket {
    box-sizing: border-box;
    max-width: 100%;
    min-width: 0;
    width: 100%;
  }

  .apexia-hero-side {
    justify-self: stretch;
  }

  .apexia-vitrine::before {
    inset: 0;
  }

  .apexia-hero__content::before {
    left: -0.75rem;
  }

  .apexia-vitrine__window {
    min-height: 340px;
  }

  .apexia-vitrine__chip {
    font-size: 0.56rem;
    max-width: calc(100% - 2rem);
    padding: 0.36rem 0.45rem;
  }

  .apexia-vitrine__chip--purity {
    right: 0.75rem;
  }

  .apexia-vitrine__chip--lot {
    bottom: 0.85rem;
    left: 0.75rem;
  }

  .wc-block-product .wc-block-components-product-image,
  ul.products li.product > a:first-of-type {
    min-height: 360px;
  }

  .wc-block-product .apexia-view-details,
  ul.products li.product .button {
    box-sizing: border-box;
    max-width: calc(100% - 2.5rem);
    width: auto;
  }

  .apexia-shop-filters {
    align-items: stretch;
  }

  .apexia-shop-filters label,
  .apexia-shop-filters select,
  .apexia-shop-filters .button {
    width: 100%;
  }

  .apexia-product-specs dl {
    grid-template-columns: 1fr;
  }

  .woocommerce-tabs ul.tabs,
  .wc-tabs {
    -webkit-overflow-scrolling: touch;
    flex-wrap: nowrap;
    overflow-x: auto !important;
    scrollbar-width: thin;
  }

  .woocommerce-tabs ul.tabs li,
  .wc-tabs li {
    flex: 0 0 auto;
  }

  .wc-block-product .wp-block-woocommerce-product-price,
  ul.products li.product .price {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.15rem;
  }
}