/*
Theme Name: NeuroPeptide Labs
Theme URI: https://neuropeptidelabs.com
Author: NeuroPeptide Labs
Description: Custom WooCommerce theme for NeuroPeptide Labs — research-grade peptides.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 8.0
License: Proprietary
Text Domain: neuropeptide-labs
*/

/* ============================================================
   DESIGN TOKENS
   ============================================================ */
:root {
  /* NeuroPeptide Labs brand colors */
  --color-primary:     #1B2F6E;
  --color-primary-dk:  #142356;
  --color-accent:      #00B4D8;
  --color-accent-dk:   #0096b5;
  --color-bg:          #FFFFFF;
  --color-surface:     #F4F6F9;
  --color-border:      #E0E4EE;
  --color-text:        #1A1A2E;
  --color-text-muted:  #4A5172;
  --color-text-light:  #FFFFFF;
  --color-danger:      #E63946;
  --color-card:        #FFFFFF;
  --color-ring:        #1B2F6E;
  --color-muted-bg:    #F4F6F9;

  /* Typography — "Medical Clean" pairing: Figtree + Noto Sans */
  --font-heading: 'Figtree', sans-serif;
  --font-body:    'Noto Sans', sans-serif;

  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg:  12px;
  --radius-xl:  20px;

  /* Trust & Authority shadows */
  --shadow-sm:  0 1px 3px rgba(8,145,178,0.06);
  --shadow-md:  0 4px 6px rgba(0,0,0,0.07);
  --shadow-lg:  0 10px 25px rgba(8,145,178,0.10);

  --transition: 200ms ease;
  --max-width:  1200px;
  --header-h:   88px;
  --banner-h:   44px;
}

/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font-family: inherit; font-size: inherit; }
ul, ol { list-style: none; }

/* ============================================================
   TYPOGRAPHY
   ============================================================ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); }
h4 { font-size: 1.15rem; }

p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

.text-sm  { font-size: 0.875rem; }
.text-xs  { font-size: 0.75rem; }
.text-muted { color: var(--color-text-muted); }
.text-accent { color: var(--color-accent); }
.text-center { text-align: center; }
.text-white { color: #fff; }

/* ============================================================
   LAYOUT
   ============================================================ */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: 80px 0; }
.section--sm { padding: 48px 0; }
.section--lg { padding: 120px 0; }
.section--dark {
  background: var(--color-primary);
  color: var(--color-text-light);
}
.section--surface { background: var(--color-surface); }

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 12px;
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 56px;
}

.section-header h2 { margin-bottom: 16px; }
.section-header p { color: var(--color-text-muted); font-size: 1.05rem; }
.section--dark .section-header p { color: rgba(255,255,255,0.72); }
.section--dark .section-header h2 { color: #fff; }

/* Grids */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}
.btn-primary:hover {
  background: var(--color-accent-dk);
  border-color: var(--color-accent-dk);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  color: var(--color-accent);
  border-color: var(--color-accent);
}
.btn-outline:hover {
  background: var(--color-accent);
  color: #fff;
}

.btn-white {
  background: #fff;
  color: var(--color-primary);
  border-color: #fff;
}
.btn-white:hover {
  background: var(--color-surface);
  border-color: var(--color-surface);
}

.btn-sm { padding: 10px 20px; font-size: 0.875rem; }
.btn-lg { padding: 18px 36px; font-size: 1.05rem; }

/* ============================================================
   CARDS
   ============================================================ */
.card {
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  padding: 32px;
  transition: all var(--transition);
}
.card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent);
  transform: translateY(-2px);
}

.card-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: rgba(0,180,216,0.10);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--color-accent);
}
.card-icon svg { width: 28px; height: 28px; }

/* ============================================================
   SITEWIDE DISCLAIMER BANNER
   ============================================================ */
#site-disclaimer-banner {
  background: var(--color-accent);
  color: #fff;
  text-align: center;
  padding: 10px 24px;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  position: sticky;
  top: 0;
  z-index: 1001;
  line-height: 1.4;
}

/* ============================================================
   HEADER
   ============================================================ */
#site-header {
  position: sticky;
  top: var(--banner-h);
  z-index: 1000;
  background: var(--color-bg);
  height: var(--header-h);
  display: flex;
  align-items: center;
  box-shadow: 0 2px 16px rgba(0,0,0,0.10);
  transition: box-shadow var(--transition);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.site-logo img {
  height: 64px;
  width: auto;
}
.site-logo__text {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.2;
}

/* Desktop Nav */
#site-nav { display: flex; align-items: center; gap: 4px; }
#site-nav a {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}
#site-nav a:hover,
#site-nav a.active {
  color: var(--color-primary);
  background: rgba(0,180,216,0.10);
}
#site-nav .nav-shop-btn {
  background: var(--color-accent);
  color: #fff;
  padding: 9px 20px;
  border-radius: var(--radius-md);
  font-weight: 600;
  margin-left: 8px;
}
#site-nav .nav-shop-btn:hover {
  background: var(--color-accent-dk);
}

/* Mobile Menu */
#menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  color: var(--color-primary);
}
#menu-toggle svg { width: 26px; height: 26px; }

#mobile-nav {
  display: none;
  flex-direction: column;
  background: var(--color-primary-dk);
  padding: 16px 24px 24px;
}
#mobile-nav a {
  color: rgba(255,255,255,0.85);
  font-size: 1rem;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  display: block;
  transition: color var(--transition);
}
#mobile-nav a:hover { color: var(--color-accent); }
#mobile-nav.open { display: flex; }

/* ============================================================
   FOOTER
   ============================================================ */
#site-footer {
  background: var(--color-primary);
  color: rgba(255,255,255,0.85);
  padding: 64px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.10);
}

.footer-col h4 {
  color: #fff;
  font-size: 0.85rem;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  margin-bottom: 20px;
  font-weight: 700;
}
.footer-col p {
  font-size: 0.875rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.65);
  margin-bottom: 0;
}
.footer-col a {
  display: block;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.72);
  margin-bottom: 10px;
  transition: color var(--transition);
}
.footer-col a:hover { color: var(--color-accent); }

.footer-logo { margin-bottom: 16px; }
.footer-logo img { height: 100px; width: auto; max-width: 320px; }

.footer-tagline {
  font-size: 0.95rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 12px;
}

.footer-bottom {
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom p {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.45);
  margin-bottom: 0;
}
.footer-disclaimer {
  background: rgba(0,0,0,0.20);
  padding: 16px 24px;
  border-radius: var(--radius-md);
  margin-bottom: 32px;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.72);
  line-height: 1.6;
  text-align: center;
  border-left: 3px solid var(--color-accent);
}

/* ============================================================
   AGE GATE
   ============================================================ */
#age-gate {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(10,15,40,0.92);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.age-gate-box {
  background: var(--color-primary);
  border-radius: var(--radius-xl);
  padding: 48px 40px;
  max-width: 480px;
  width: 100%;
  text-align: center;
  box-shadow: 0 32px 80px rgba(0,0,0,0.40);
  border: 1px solid rgba(0,180,216,0.25);
}

.age-gate-logo { margin: 0 auto 32px; height: 130px; width: auto; max-width: 360px; }

.age-gate-box h2 {
  color: #fff;
  font-size: 1.5rem;
  margin-bottom: 12px;
}
.age-gate-box p {
  color: rgba(255,255,255,0.72);
  font-size: 0.9rem;
  margin-bottom: 32px;
  line-height: 1.6;
}
.age-gate-disclaimer {
  font-size: 0.78rem !important;
  color: rgba(255,255,255,0.50) !important;
  margin-top: 20px !important;
  margin-bottom: 0 !important;
}
.age-gate-buttons {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
  background: var(--color-primary);
  min-height: calc(100vh - var(--banner-h) - var(--header-h));
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 60% at 70% 50%, rgba(0,180,216,0.12) 0%, transparent 70%),
              radial-gradient(ellipse 40% 40% at 10% 80%, rgba(0,180,216,0.07) 0%, transparent 60%);
  pointer-events: none;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  padding: 80px 0;
  position: relative;
  z-index: 1;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0,180,216,0.15);
  border: 1px solid rgba(0,180,216,0.30);
  border-radius: 999px;
  padding: 6px 16px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 24px;
}
.hero-eyebrow-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%,100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.4); }
}

.hero h1 {
  color: #fff;
  margin-bottom: 20px;
  font-size: clamp(2.2rem, 5vw, 3.8rem);
}
.hero h1 span { color: var(--color-accent); }

.hero-desc {
  color: rgba(255,255,255,0.72);
  font-size: 1.1rem;
  margin-bottom: 36px;
  max-width: 440px;
  line-height: 1.7;
}

.hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; align-items: center; }

.hero-trust {
  display: flex;
  gap: 24px;
  margin-top: 36px;
  flex-wrap: wrap;
}
.hero-trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.65);
  font-weight: 500;
}
.hero-trust-item svg {
  width: 16px; height: 16px;
  color: var(--color-accent);
  flex-shrink: 0;
}

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.hero-visual-ring {
  width: 420px;
  height: 420px;
  border-radius: 50%;
  border: 1px solid rgba(0,180,216,0.20);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.hero-visual-ring::before {
  content: '';
  position: absolute;
  inset: 20px;
  border-radius: 50%;
  border: 1px solid rgba(0,180,216,0.12);
}
.hero-molecular-icon {
  width: 200px;
  height: 200px;
  opacity: 0.9;
}

/* ============================================================
   TRUST BAR
   ============================================================ */
.trust-bar {
  background: var(--color-primary-dk);
  padding: 20px 0;
  border-top: 1px solid rgba(0,180,216,0.20);
}
.trust-bar-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255,255,255,0.90);
  font-size: 0.88rem;
  font-weight: 600;
}
.trust-item svg {
  width: 20px; height: 20px;
  color: var(--color-accent);
  flex-shrink: 0;
}
.trust-divider {
  width: 1px;
  height: 24px;
  background: rgba(255,255,255,0.12);
}

/* ============================================================
   PRODUCT CARDS
   ============================================================ */
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.product-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
}
.product-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary);
  transform: translateY(-3px);
}

.product-card-badge {
  display: inline-block;
  background: rgba(8,145,178,0.08);
  color: var(--color-primary);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 10px;
}

.product-card-img {
  width: 100%;
  aspect-ratio: 4 / 5;
  background: #f0f1f3;
  border-bottom: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
  padding: 0;
}
.product-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 25%;
  display: block;
}
.product-card-img-icon {
  width: 72px; height: 72px;
  color: var(--color-primary);
  opacity: 0.25;
}

.product-card-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.product-card-sku {
  font-size: 0.72rem;
  color: var(--color-text-muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 6px;
}
.product-card h3 {
  font-size: 1.05rem;
  margin-bottom: 8px;
  color: var(--color-text);
}
.product-card-desc {
  font-size: 0.84rem;
  color: var(--color-text-muted);
  margin-bottom: 16px;
  line-height: 1.6;
  flex: 1;
}
.product-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: auto;
}
.product-card-price {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-primary);
}

/* ============================================================
   ACCORDION (FAQ)
   ============================================================ */
.accordion { border-top: 1px solid var(--color-border); }
.accordion-item {
  border-bottom: 1px solid var(--color-border);
}
.accordion-trigger {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  gap: 16px;
  transition: color var(--transition);
}
.accordion-trigger:hover { color: var(--color-accent); }
.accordion-trigger h3 { font-size: 1rem; font-weight: 600; flex: 1; }
.accordion-icon {
  width: 24px; height: 24px;
  flex-shrink: 0;
  color: var(--color-accent);
  transition: transform var(--transition);
}
.accordion-item.open .accordion-icon { transform: rotate(45deg); }
.accordion-body {
  display: none;
  padding: 0 0 20px;
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
  max-width: 720px;
}
.accordion-item.open .accordion-body { display: block; }

/* ============================================================
   CONTACT FORM
   ============================================================ */
.contact-form { max-width: 640px; margin: 0 auto; }
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--color-text);
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  color: var(--color-text);
  font-size: 0.95rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(0,180,216,0.12);
}
.form-group textarea { resize: vertical; min-height: 140px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

/* ============================================================
   COA TABLE
   ============================================================ */
.coa-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
.coa-table th {
  background: var(--color-primary);
  color: #fff;
  padding: 14px 16px;
  text-align: left;
  font-weight: 600;
  font-size: 0.82rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.coa-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--color-border);
  vertical-align: middle;
}
.coa-table tr:hover td { background: var(--color-surface); }
.coa-table .coa-pdf-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-accent);
  font-weight: 600;
  font-size: 0.85rem;
  transition: color var(--transition);
}
.coa-table .coa-pdf-link:hover { color: var(--color-accent-dk); }
.coa-table .coa-pdf-link svg { width: 16px; height: 16px; }

.coa-sku-badge {
  display: inline-block;
  background: var(--color-surface);
  color: var(--color-text-muted);
  font-size: 0.75rem;
  font-family: 'Courier New', monospace;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}

/* ============================================================
   POLICY PAGES
   ============================================================ */
.policy-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 64px 0 80px;
}
.policy-content h1 { margin-bottom: 8px; }
.policy-meta {
  color: var(--color-text-muted);
  font-size: 0.875rem;
  margin-bottom: 40px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-border);
}
.policy-content h2 {
  font-size: 1.2rem;
  margin: 36px 0 12px;
  color: var(--color-primary);
}
.policy-content ul {
  list-style: disc;
  padding-left: 24px;
  margin-bottom: 16px;
  color: var(--color-text-muted);
}
.policy-content ul li { margin-bottom: 6px; line-height: 1.6; }
.policy-ruo-box {
  background: #fff3cd;
  border-left: 4px solid #f59e0b;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 20px 24px;
  margin: 32px 0;
}
.policy-ruo-box strong { color: #92400e; }
.policy-ruo-box p { color: #78350f; margin-bottom: 0; }

/* ============================================================
   WOOCOMMERCE OVERRIDES (base — detailed in woocommerce.css)
   ============================================================ */
.woocommerce-message,
.woocommerce-info { border-top-color: var(--color-accent); }
.woocommerce a.button,
.woocommerce button.button,
.woocommerce .button {
  background: var(--color-accent) !important;
  color: #fff !important;
  border-radius: var(--radius-md) !important;
  font-family: var(--font-heading) !important;
  font-weight: 600 !important;
  padding: 12px 24px !important;
  transition: background var(--transition) !important;
}
.woocommerce a.button:hover,
.woocommerce button.button:hover { background: var(--color-accent-dk) !important; }
.woocommerce .button.alt { background: var(--color-primary) !important; }
.woocommerce .button.alt:hover { background: var(--color-primary-dk) !important; }

/* ============================================================
   PAGE HEADER (inner pages)
   ============================================================ */
.page-hero {
  background: var(--color-primary);
  padding: 64px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 80% at 50% 100%, rgba(0,180,216,0.10) 0%, transparent 60%);
  pointer-events: none;
}
.page-hero h1 { color: #fff; margin-bottom: 12px; position: relative; }
.page-hero p { color: rgba(255,255,255,0.72); max-width: 560px; margin: 0 auto; position: relative; }

/* Breadcrumbs */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.55);
  justify-content: center;
  margin-bottom: 16px;
}
.breadcrumb a { color: rgba(255,255,255,0.55); transition: color var(--transition); }
.breadcrumb a:hover { color: var(--color-accent); }
.breadcrumb span { color: rgba(255,255,255,0.35); }

/* ============================================================
   RUO DISCLAIMER BOX (page-level)
   ============================================================ */
.ruo-banner {
  background: linear-gradient(135deg, #fff8e1, #fff3cd);
  border: 1px solid #f59e0b;
  border-radius: var(--radius-md);
  padding: 16px 20px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.85rem;
  color: #78350f;
  line-height: 1.5;
  margin: 24px 0;
}
.ruo-banner svg { width: 20px; height: 20px; color: #f59e0b; flex-shrink: 0; margin-top: 1px; }

/* ============================================================
   UTILITIES
   ============================================================ */
.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.gap-1 { gap: 8px; }
.gap-2 { gap: 16px; }
.gap-3 { gap: 24px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.divider {
  height: 1px;
  background: var(--color-border);
  margin: 40px 0;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-inner { gap: 40px; }
  .hero-visual-ring { width: 320px; height: 320px; }
}

@media (max-width: 768px) {
  :root { --header-h: 64px; --banner-h: auto; }
  #site-nav { display: none; }
  #menu-toggle { display: flex; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .product-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-visual { display: none; }
  .hero-desc { margin: 0 auto 36px; }
  .hero-ctas { justify-content: center; }
  .hero-trust { justify-content: center; }
  .trust-bar-inner { gap: 24px; }
  .trust-divider { display: none; }
  .form-row { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .coa-table { font-size: 0.8rem; }
  .coa-table th, .coa-table td { padding: 10px 12px; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .section { padding: 56px 0; }
  .age-gate-box { padding: 36px 24px; }
  .hero-ctas { flex-direction: column; width: 100%; }
  .hero-ctas .btn { width: 100%; justify-content: center; }
}