@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500;600;700&family=Inter:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,300&display=swap');

/* ── Tokens ─────────────────────────────────────────────────────────────────── */
:root {
  --bg:          #f7f7f5;
  --surface:     #ffffff;
  --surface-2:   #f0efeb;
  --line:        #e0ded7;
  --line-strong: #c9c7be;
  --ink:         #161a1d;
  --ink-soft:    #5c6268;
  --ink-faint:   #9a9d9c;
  --accent:      #c0392b;
  --accent-dark: #962c21;
  --accent-soft: #fbeae7;
  --red:         #b3261e;
  --red-soft:    #f8e9e7;
  --green:       #1d7a4c;
  --green-soft:  #e7f3ec;
  --r:           3px;
  --font:        'Inter', -apple-system, sans-serif;
  --mono:        'IBM Plex Mono', 'SFMono-Regular', Consolas, monospace;
}

/* ── Reset ──────────────────────────────────────────────────────────────────── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--ink);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  font-size: 16px;
  line-height: 1.6;
}
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--line-strong); }
a { color: inherit; }
button { font-family: var(--font); cursor: pointer; border: none; background: none; }
img { max-width: 100%; }
.hidden { display: none !important; }

/* ── Corner Marks (lab crosshair detail) ───────────────────────────────────── */
.corner-marks { position: relative; }
.corner-marks::before, .corner-marks::after {
  content: ''; position: absolute; width: 11px; height: 11px; pointer-events: none; z-index: 2;
}
.corner-marks::before {
  top: -1px; left: -1px;
  border-top: 1.5px solid var(--accent); border-left: 1.5px solid var(--accent);
}
.corner-marks::after {
  bottom: -1px; right: -1px;
  border-bottom: 1.5px solid var(--accent); border-right: 1.5px solid var(--accent);
}

/* ── Age Gate ───────────────────────────────────────────────────────────────── */
.age-gate {
  position: fixed; inset: 0; z-index: 9999;
  background: rgba(20,24,28,0.6);
  backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center; padding: 1.5rem;
}
.age-gate.hidden { display: none; }

.age-gate-box {
  background: var(--surface);
  border: 1px solid var(--line);
  border-top: 3px solid var(--accent);
  padding: 2.75rem 2.5rem;
  max-width: 500px; width: 100%;
  text-align: center;
}
.age-gate-box h2 { font-family: var(--mono); font-size: 1rem; font-weight: 600; margin-bottom: .85rem; letter-spacing: .1em; text-transform: uppercase; color: var(--ink); }
.age-gate-box > p { color: var(--ink-soft); font-size: .88rem; line-height: 1.7; }
.age-gate-box > p strong { color: var(--ink); font-weight: 600; }

.age-gate-checklist { list-style: none; text-align: left; margin: 1.5rem 0; display: flex; flex-direction: column; gap: .6rem; }
.age-gate-checklist li { display: flex; align-items: flex-start; gap: .65rem; color: var(--ink-soft); font-size: .85rem; }
.age-gate-checklist li::before { content: '—'; color: var(--accent); font-weight: 700; flex-shrink: 0; }

.age-gate-actions { display: flex; gap: .75rem; justify-content: center; margin-top: 2rem; flex-wrap: wrap; }

/* ── Navbar ─────────────────────────────────────────────────────────────────── */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: 56px; padding: 0 2.5rem;
  display: flex; align-items: center; justify-content: space-between;
  background: rgba(247,247,245,0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.nav-logo { display: inline-flex; align-items: center; text-decoration: none; }
.nav-logo-img { height: 112px; width: auto; display: block; flex-shrink: 0; }

.nav-links { display: flex; align-items: center; gap: 2.25rem; list-style: none; }
.nav-links a { color: var(--ink-soft); text-decoration: none; font-size: .82rem; font-weight: 500; letter-spacing: .02em; transition: color .15s, border-color .15s; padding-bottom: .3rem; border-bottom: 1px solid transparent; }
.nav-links a:hover, .nav-links a.active { color: var(--ink); border-bottom-color: var(--accent); }

.nav-cart { position: relative; text-decoration: none; color: var(--ink-soft); transition: color .15s; display: flex; align-items: center; }
.nav-cart:hover { color: var(--ink); }

.cart-badge {
  position: absolute; top: -8px; right: -10px;
  background: var(--accent); color: #fff;
  font-size: .6rem; font-weight: 700;
  width: 17px; height: 17px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono);
}

/* ── Buttons ────────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .4rem;
  padding: .7rem 1.6rem;
  font-family: var(--font); font-size: .76rem; font-weight: 600;
  text-decoration: none; border-radius: var(--r);
  transition: all .15s ease; white-space: nowrap;
  letter-spacing: .06em; text-transform: uppercase;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--ink); color: #fff;
  border-color: var(--ink);
}
.btn-primary:hover { background: var(--accent-dark); border-color: var(--accent-dark); }

.btn-secondary {
  background: transparent; color: var(--ink-soft);
  border: 1px solid var(--line-strong);
}
.btn-secondary:hover { border-color: var(--ink); color: var(--ink); }

.btn-outline {
  background: transparent; color: var(--accent);
  border: 1px solid var(--accent);
}
.btn-outline:hover { background: var(--accent); color: #fff; }

.btn-danger { background: transparent; color: var(--red); border: 1px solid var(--red-soft); }
.btn-danger:hover { background: var(--red-soft); }

.btn-sm  { padding: .45rem .9rem; font-size: .68rem; }
.btn-lg  { padding: .9rem 2rem; font-size: .8rem; }

/* ── Hero ───────────────────────────────────────────────────────────────────── */
.hero {
  padding: 5.5rem 2.5rem 4.5rem;
  border-bottom: 1px solid var(--line);
  background-color: var(--bg);
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 48px 48px;
  background-position: -1px -1px;
}
.hero-grid {
  max-width: 1280px; margin: 0 auto;
  display: grid; grid-template-columns: 1.4fr 1fr;
  gap: 4rem; align-items: center;
}

.hero-tag {
  display: inline-flex; align-items: center; gap: .5rem;
  border: 1px solid var(--accent);
  padding: .45rem .9rem;
  font-size: .7rem; font-weight: 600; letter-spacing: .14em;
  color: var(--accent); margin-bottom: 1.75rem; text-transform: uppercase;
  background: var(--surface); font-family: var(--mono);
}

.hero-headline {
  font-size: clamp(2.6rem, 5.5vw, 4.4rem);
  font-weight: 700; letter-spacing: -0.02em; line-height: 1.08;
  color: var(--ink); margin-bottom: 1.5rem;
}
.hero-headline .accent { color: var(--accent); }

.hero-desc { font-size: 1.05rem; color: var(--ink-soft); max-width: 480px; line-height: 1.75; margin-bottom: 2.25rem; }

.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

.hero-panel { background: var(--surface); border: 1px solid var(--line); }
.hero-panel-head { display: flex; align-items: center; gap: .85rem; padding: 1.25rem 1.5rem; border-bottom: 1px solid var(--line); }
.hero-panel-logo { height: 44px; width: auto; }
.hero-panel-head span { font-family: var(--mono); font-size: .68rem; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-faint); }
.hero-panel-row { display: flex; justify-content: space-between; align-items: baseline; padding: 1rem 1.5rem; border-bottom: 1px solid var(--line); font-size: .9rem; }
.hero-panel-row:last-child { border-bottom: none; }
.hero-panel-row span:first-child { color: var(--ink-soft); }
.hero-panel-row span:last-child { font-family: var(--mono); font-weight: 600; color: var(--ink); }

/* ── Page Header ────────────────────────────────────────────────────────────── */
.page-header { padding: 5.5rem 2.5rem 2rem; border-bottom: 1px solid var(--line); background: var(--surface); }
.page-header-bg { display: none; }
.page-header-content { max-width: 1280px; margin: 0 auto; }
.page-header-content h1 { font-family: var(--mono); font-size: clamp(1.4rem, 3vw, 2rem); font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--ink); margin-bottom: .6rem; }
.page-header-content p { color: var(--ink-soft); font-size: .9rem; }

/* ── Layout ─────────────────────────────────────────────────────────────────── */
.container { max-width: 1280px; margin: 0 auto; padding: 0 2.5rem; }
.section { padding: 4.5rem 2.5rem; }
.section-header { margin-bottom: 2.5rem; }
.section-label { font-family: var(--mono); font-size: .7rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--accent); margin-bottom: .5rem; }
.section-title { font-size: clamp(1.5rem, 3vw, 2.2rem); font-weight: 700; letter-spacing: -0.01em; color: var(--ink); }

/* ── Filter Bar ─────────────────────────────────────────────────────────────── */
.filter-bar { display: flex; flex-wrap: wrap; border: 1px solid var(--line-strong); width: fit-content; margin-bottom: 2.5rem; }
.filter-btn {
  padding: .65rem 1.3rem;
  background: var(--surface); color: var(--ink-soft);
  font-family: var(--font); font-size: .76rem; font-weight: 500;
  border: none; border-right: 1px solid var(--line-strong); transition: all .15s;
  letter-spacing: .04em; text-transform: uppercase;
}
.filter-btn:last-child { border-right: none; }
.filter-btn:hover { color: var(--ink); background: var(--surface-2); }
.filter-btn.active { background: var(--ink); color: #fff; }

/* ── Product Grid ───────────────────────────────────────────────────────────── */
.product-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); }

/* ── Card image ─────────────────────────────────────────────────────────────── */
.card-img-wrap {
  aspect-ratio: 4/3;
  background: var(--surface-2);
  border-bottom: 1px solid var(--line);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.card-img-wrap img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .35s ease;
  display: block;
}
.product-card:hover .card-img-wrap img { transform: scale(1.04); }
.card-img-note {
  font-family: var(--mono); font-size: .6rem;
  color: var(--ink-faint);
  letter-spacing: .04em;
  padding: .5rem 1.1rem 0;
}
.product-img-note {
  font-family: var(--mono); font-size: .68rem;
  color: var(--ink-faint);
  letter-spacing: .04em;
  margin-top: .85rem;
  text-align: center;
}

/* ── Product Card ───────────────────────────────────────────────────────────── */
.product-card {
  background: var(--surface);
  display: flex; flex-direction: column;
  text-decoration: none; color: inherit;
  transition: background .15s;
}
.product-card:hover { background: var(--surface-2); }
.product-card:hover .product-price-value { color: var(--accent); }

.product-card-top { display: flex; align-items: center; justify-content: space-between; padding: 1rem 1.1rem .7rem; gap: .75rem; }

.product-badge {
  font-family: var(--mono); font-size: .6rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase;
  padding: .2rem .5rem;
  background: var(--surface); color: var(--ink-soft);
  border: 1px solid var(--line-strong);
}
.badge-new     { color: var(--accent); border-color: var(--accent); }
.badge-popular { color: var(--ink); border-color: var(--ink); }
.badge-blend   { color: var(--accent-dark); border-color: var(--accent-dark); }
.badge-value   { color: var(--green); border-color: var(--green); }

.product-category { font-family: var(--mono); font-size: .64rem; color: var(--ink-faint); font-weight: 500; text-transform: uppercase; letter-spacing: .1em; text-align: right; }

.product-card-name { padding: 0 1.1rem; margin-bottom: .85rem; flex: 1; }
.product-card-name h3 { font-size: 1.05rem; font-weight: 700; letter-spacing: -0.01em; margin-bottom: .3rem; color: var(--ink); }
.product-card-name p  { font-size: .8rem; color: var(--ink-soft); line-height: 1.5; }

.product-card-meta {
  display: flex; gap: 1.25rem;
  padding: .8rem 1.1rem;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.product-meta-item { display: flex; flex-direction: column; gap: .2rem; }
.product-meta-label { font-family: var(--mono); font-size: .6rem; text-transform: uppercase; letter-spacing: .08em; color: var(--ink-faint); }
.product-meta-value { font-size: .78rem; font-weight: 600; color: var(--ink); }

.product-variants { display: flex; flex-wrap: wrap; gap: .4rem; padding: .9rem 1.1rem; }
.variant-chip {
  font-family: var(--mono); font-size: .66rem; font-weight: 500; padding: .25rem .55rem;
  border: 1px solid var(--line-strong); color: var(--ink-soft);
}

.product-card-footer { display: flex; align-items: center; justify-content: space-between; margin-top: auto; padding: .9rem 1.1rem; border-top: 1px solid var(--line); }
.product-price { display: flex; flex-direction: column; gap: .1rem; }
.product-price-from  { font-family: var(--mono); font-size: .6rem; text-transform: uppercase; letter-spacing: .08em; color: var(--ink-faint); }
.product-price-value { font-family: var(--mono); font-size: 1.25rem; font-weight: 700; letter-spacing: -0.01em; color: var(--ink); transition: color .2s; }
.product-price-unit  { font-size: .62rem; color: var(--ink-faint); }

/* ── Variant Selector ───────────────────────────────────────────────────────── */
.variant-selector { margin: 1.5rem 0; }
.variant-label { font-family: var(--mono); font-size: .68rem; text-transform: uppercase; letter-spacing: .1em; color: var(--ink-faint); margin-bottom: .7rem; }
.variant-options { display: flex; flex-wrap: wrap; gap: .5rem; }
.variant-btn {
  padding: .55rem 1.1rem;
  background: var(--surface); color: var(--ink-soft);
  font-family: var(--mono); font-size: .82rem; font-weight: 500;
  border: 1px solid var(--line-strong); transition: all .15s;
}
.variant-btn:hover { color: var(--ink); border-color: var(--ink); }
.variant-btn.active { color: #fff; border-color: var(--ink); background: var(--ink); font-weight: 600; }

/* ── Product Detail ─────────────────────────────────────────────────────────── */
.product-detail { padding: 2rem 2.5rem 5rem; }
.product-detail-grid { max-width: 1280px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1.2fr; gap: 4rem; align-items: start; }

.product-visual {
  background: var(--surface);
  border: 1px solid var(--line);
  aspect-ratio: 1;
  display: flex; align-items: center; justify-content: center;
  position: sticky; top: 88px;
  overflow: hidden;
}
.product-visual.has-img { background: var(--surface-2); }
.product-visual-img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}
.product-visual-inner { text-align: center; padding: 2rem; }
.product-visual-name { font-family: var(--mono); font-size: 1.1rem; font-weight: 600; letter-spacing: -0.01em; margin-bottom: .4rem; color: var(--ink); }
.product-visual-size { font-family: var(--mono); font-size: .8rem; color: var(--ink-soft); }

.product-info-header { margin-bottom: 1.5rem; padding-bottom: 1.5rem; border-bottom: 1px solid var(--line); }
.product-info-category { font-family: var(--mono); font-size: .68rem; color: var(--accent); font-weight: 600; text-transform: uppercase; letter-spacing: .12em; margin-bottom: .6rem; }
.product-info-name    { font-size: clamp(1.8rem, 4vw, 2.6rem); font-weight: 700; letter-spacing: -0.02em; margin-bottom: .4rem; line-height: 1.1; color: var(--ink); }
.product-info-tagline { color: var(--ink-soft); font-size: .9rem; }

.product-specs { display: grid; grid-template-columns: 1fr 1fr; gap: 0; margin: 1.5rem 0; border: 1px solid var(--line); }
.product-spec { padding: .9rem 1.1rem; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.product-spec:nth-child(2n) { border-right: none; }
.product-spec:nth-last-child(-n+2) { border-bottom: none; }
.product-spec-label { font-family: var(--mono); font-size: .62rem; text-transform: uppercase; letter-spacing: .1em; color: var(--ink-faint); margin-bottom: .35rem; }
.product-spec-value { font-size: .9rem; font-weight: 600; color: var(--ink); font-family: var(--mono); }

.product-description { color: var(--ink-soft); line-height: 1.85; margin-bottom: 1.5rem; font-size: .9rem; }

.product-sequence { border: 1px solid var(--line); background: var(--surface); padding: 1rem 1.1rem; margin-bottom: .7rem; }
.product-sequence-label { font-family: var(--mono); font-size: .62rem; text-transform: uppercase; letter-spacing: .1em; color: var(--ink-faint); margin-bottom: .5rem; }
.product-sequence-value { font-family: var(--mono); font-size: .78rem; color: var(--ink); line-height: 1.7; word-break: break-all; }

/* ── Qty Control ────────────────────────────────────────────────────────────── */
.qty-section { margin: 1.75rem 0 .5rem; }
.qty-label { font-family: var(--mono); font-size: .68rem; text-transform: uppercase; letter-spacing: .1em; color: var(--ink-faint); margin-bottom: .8rem; }
.qty-neu { display: flex; align-items: center; gap: .75rem; }
.discount-indicator { margin-top: .75rem; min-height: 1.4rem; }
.discount-hint { font-size: .78rem; color: var(--ink-soft); }
.discount-active-badge {
  display: inline-flex; align-items: center; font-family: var(--mono); font-size: .72rem; font-weight: 600;
  color: var(--accent); text-transform: uppercase; letter-spacing: .06em;
  border: 1px solid var(--accent); padding: .2rem .55rem;
}
.per-vial-price { font-size: .82rem; color: var(--ink-soft); margin-top: .35rem; }

.qty-circle-btn {
  width: 46px; height: 46px; flex-shrink: 0;
  border: 1px solid var(--line-strong); background: var(--surface); color: var(--ink-soft);
  font-size: 1.3rem; font-weight: 300;
  display: flex; align-items: center; justify-content: center;
  transition: all .15s;
}
.qty-circle-btn:hover { border-color: var(--ink); color: var(--ink); }

.qty-display-track {
  flex: 1; height: 46px;
  background: var(--surface);
  border: 1px solid var(--line-strong);
  display: flex; align-items: center; justify-content: center; gap: .5rem;
}
.qty-display-track .qty-num  { font-family: var(--mono); font-size: 1.2rem; font-weight: 700; letter-spacing: -0.01em; color: var(--ink); }
.qty-display-track .qty-unit { font-family: var(--mono); font-size: .68rem; color: var(--ink-faint); text-transform: uppercase; letter-spacing: .08em; }

/* ── Price Breakdown ────────────────────────────────────────────────────────── */
.price-breakdown-box { border: 1px solid var(--line); background: var(--surface-2); padding: 1rem 1.1rem; margin: .9rem 0 1rem; }
.pb-row { display: flex; justify-content: space-between; align-items: center; margin-bottom: .45rem; font-size: .82rem; color: var(--ink); font-family: var(--mono); }
.pb-tier { font-family: var(--font); font-size: .62rem; text-transform: uppercase; letter-spacing: .08em; color: var(--ink-faint); }
.pb-tier.discounted { color: var(--accent); font-weight: 600; }
.pb-divider { height: 1px; background: var(--line); margin: .6rem 0; }
.pb-total { display: flex; justify-content: space-between; align-items: center; font-weight: 600; font-size: .88rem; color: var(--ink); }
.pb-total-amount { display: flex; align-items: center; gap: .5rem; font-family: var(--mono); }
.savings-badge {
  background: var(--accent-soft); border: 1px solid var(--accent); color: var(--accent-dark);
  font-size: .6rem; font-weight: 600; padding: .18rem .5rem;
  font-family: var(--font); text-transform: uppercase; letter-spacing: .06em;
}

.product-buy { display: flex; align-items: center; gap: 1.5rem; margin: 1.5rem 0; flex-wrap: wrap; }
.product-price-lg { font-family: var(--mono); font-size: 2.5rem; font-weight: 700; letter-spacing: -0.02em; color: var(--ink); }

.product-disclaimer { border: 1px solid var(--line); border-left: 3px solid var(--accent); background: var(--surface-2); padding: 1rem 1.1rem; font-size: .78rem; color: var(--ink-soft); line-height: 1.7; }
.product-disclaimer strong { color: var(--ink); font-weight: 600; }

/* ── Breadcrumb ─────────────────────────────────────────────────────────────── */
.breadcrumb { display: flex; align-items: center; gap: .5rem; font-family: var(--mono); font-size: .74rem; color: var(--ink-faint); max-width: 1280px; margin: 0 auto 2rem; text-transform: uppercase; letter-spacing: .05em; }
.breadcrumb a { text-decoration: none; color: var(--ink-soft); transition: color .15s; }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb span { color: var(--ink-faint); }

/* ── Cart ───────────────────────────────────────────────────────────────────── */
.cart-page { padding: 2rem 2.5rem 5rem; }
.cart-grid { max-width: 1100px; margin: 0 auto; display: grid; grid-template-columns: 1fr 320px; gap: 2.5rem; align-items: start; }

.cart-item { border: 1px solid var(--line); background: var(--surface); padding: 1.25rem 1.5rem; display: flex; gap: 1.25rem; align-items: center; margin-bottom: .75rem; transition: border-color .15s; }
.cart-item:hover { border-color: var(--line-strong); }
.cart-item-details { flex: 1; }
.cart-item-name { font-size: .95rem; font-weight: 700; color: var(--ink); margin-bottom: .2rem; }
.cart-item-size { font-family: var(--mono); font-size: .75rem; color: var(--ink-soft); margin-bottom: .7rem; }
.cart-item-controls { display: flex; align-items: center; gap: .75rem; }
.cart-item-price { font-family: var(--mono); font-size: 1.1rem; font-weight: 700; flex-shrink: 0; color: var(--ink); }

.qty-control { display: inline-flex; align-items: center; border: 1px solid var(--line-strong); }
.qty-btn { background: none; width: 32px; height: 32px; color: var(--ink-soft); font-size: .95rem; display: flex; align-items: center; justify-content: center; transition: all .15s; }
.qty-btn:hover { color: var(--ink); background: var(--surface-2); }
.qty-value { padding: 0 .75rem; font-family: var(--mono); font-size: .875rem; font-weight: 600; min-width: 30px; text-align: center; border-left: 1px solid var(--line-strong); border-right: 1px solid var(--line-strong); color: var(--ink); }

.cart-summary { background: var(--surface); border: 1px solid var(--line); border-top: 3px solid var(--accent); padding: 1.5rem; position: sticky; top: 88px; }
.cart-summary h2 { font-family: var(--mono); font-size: .8rem; font-weight: 600; margin-bottom: 1.25rem; padding-bottom: .9rem; border-bottom: 1px solid var(--line); letter-spacing: .08em; text-transform: uppercase; color: var(--ink); }
.summary-line { display: flex; justify-content: space-between; font-size: .85rem; color: var(--ink-soft); margin-bottom: .625rem; }
.summary-line.total { padding-top: .9rem; border-top: 1px solid var(--line); margin-top: .9rem; font-size: .9rem; color: var(--ink); font-weight: 600; }
.summary-line.total .amount { font-family: var(--mono); font-size: 1.35rem; font-weight: 700; letter-spacing: -0.01em; color: var(--ink); }

.cart-empty { text-align: center; padding: 5rem 2rem; max-width: 380px; margin: 0 auto; }
.cart-empty h2 { font-size: 1.2rem; font-weight: 700; margin-bottom: .625rem; color: var(--ink); }
.cart-empty p { color: var(--ink-soft); margin-bottom: 1.75rem; font-size: .9rem; }

/* ── FAQ ────────────────────────────────────────────────────────────────────── */
.faq-section { padding: 2rem 2.5rem 5rem; }
.faq-container { max-width: 760px; margin: 0 auto; }
.faq-group { margin-bottom: 2.5rem; }
.faq-group-title { font-family: var(--mono); font-size: .7rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--accent); margin-bottom: 1rem; padding-bottom: .7rem; border-bottom: 1px solid var(--line); }

.faq-item { border: 1px solid var(--line); background: var(--surface); margin-bottom: .5rem; transition: border-color .2s; }
.faq-item.open { border-color: var(--accent); }

.faq-question { width: 100%; background: none; padding: 1.1rem 1.25rem; text-align: left; color: var(--ink); font-family: var(--font); font-size: .9rem; font-weight: 500; display: flex; justify-content: space-between; align-items: center; gap: 1rem; transition: color .15s; }
.faq-question:hover, .faq-question.open { color: var(--accent); }
.faq-icon { flex-shrink: 0; width: 22px; height: 22px; border: 1px solid var(--line-strong); display: flex; align-items: center; justify-content: center; font-size: .8rem; font-family: var(--mono); color: var(--ink-soft); transition: all .25s; }
.faq-question.open .faq-icon { border-color: var(--accent); color: var(--accent); transform: rotate(45deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
.faq-answer.open { max-height: 600px; }
.faq-answer-inner { padding: 0 1.25rem 1.1rem; color: var(--ink-soft); font-size: .875rem; line-height: 1.8; }

.faq-cta { text-align: center; margin-top: 3rem; padding: 3rem; background: var(--surface); border: 1px solid var(--line); border-top: 3px solid var(--accent); max-width: 800px; margin-left: auto; margin-right: auto; }
.faq-cta .section-label { text-align: center; }
.faq-cta h2 { font-size: 1.6rem; font-weight: 700; letter-spacing: -0.01em; margin: .5rem 0 1rem; color: var(--ink); }
.faq-cta p { color: var(--ink-soft); margin-bottom: 1.5rem; max-width: 420px; margin-left: auto; margin-right: auto; font-size: .92rem; }

/* ── Trust Section ──────────────────────────────────────────────────────────── */
.trust-section { padding: 3rem 2.5rem; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--surface); }
.trust-grid { max-width: 1280px; margin: 0 auto; display: grid; grid-template-columns: repeat(4,1fr); gap: 0; }
.trust-item { padding: 1.25rem 1.75rem; border-right: 1px solid var(--line); }
.trust-item:last-child { border-right: none; }
.trust-label { font-family: var(--mono); font-size: .8rem; font-weight: 600; margin-bottom: .4rem; letter-spacing: .02em; color: var(--ink); }
.trust-desc  { font-size: .8rem; color: var(--ink-soft); line-height: 1.55; }

/* ── Footer ─────────────────────────────────────────────────────────────────── */
footer { padding: 3.5rem 2.5rem 2rem; border-top: 1px solid var(--line); background: var(--surface); }
.footer-grid { max-width: 1280px; margin: 0 auto; display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 3rem; margin-bottom: 2rem; padding-bottom: 2rem; border-bottom: 1px solid var(--line); }
.footer-brand p { font-size: .85rem; color: var(--ink-soft); line-height: 1.7; max-width: 300px; margin-top: .75rem; }
.footer-col h4 { font-family: var(--mono); font-size: .66rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; margin-bottom: 1rem; color: var(--ink-faint); }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: .6rem; }
.footer-col ul li a { color: var(--ink-soft); text-decoration: none; font-size: .85rem; transition: color .15s; }
.footer-col ul li a:hover { color: var(--accent); }
.footer-bottom { max-width: 1280px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; }
.footer-bottom p { font-size: .76rem; color: var(--ink-faint); font-family: var(--mono); }
.footer-disclaimer { max-width: 1280px; margin: 1.5rem auto 0; font-size: .7rem; color: var(--ink-faint); line-height: 1.7; text-align: center; }

/* ── Toast ──────────────────────────────────────────────────────────────────── */
.toast-container { position: fixed; bottom: 1.5rem; right: 1.5rem; z-index: 10000; display: flex; flex-direction: column; gap: .5rem; }
.toast { background: var(--surface); border: 1px solid var(--line); border-left: 3px solid var(--accent); padding: .85rem 1.25rem; display: flex; align-items: center; gap: .7rem; animation: toast-in .25s ease; min-width: 260px; box-shadow: 0 4px 16px rgba(20,24,28,.06); }
@keyframes toast-in  { from { transform: translateX(110%); opacity:0 } to { transform: translateX(0); opacity:1 } }
@keyframes toast-out { to   { transform: translateX(110%); opacity:0 } }
.toast-text { font-size: .82rem; font-weight: 500; color: var(--ink); }

/* ── Checkout ───────────────────────────────────────────────────────────────── */
.checkout-page { padding: 2rem 2.5rem 5rem; }
.checkout-grid { max-width: 1100px; margin: 0 auto; display: grid; grid-template-columns: 1fr 320px; gap: 2.5rem; align-items: start; }
.checkout-form-wrap { display: flex; flex-direction: column; gap: 1.5rem; }

.form-section { background: var(--surface); border: 1px solid var(--line); padding: 1.75rem 1.75rem 1.5rem; }
.form-section-title { font-family: var(--mono); font-size: .72rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--ink); margin-bottom: 1.25rem; padding-bottom: .75rem; border-bottom: 1px solid var(--line); }

.form-group { display: flex; flex-direction: column; gap: .4rem; margin-bottom: 1rem; }
.form-group:last-child { margin-bottom: 0; }
.form-group label { font-size: .78rem; font-weight: 600; color: var(--ink); letter-spacing: .02em; }
.required { color: var(--accent); }
.optional { color: var(--ink-faint); font-weight: 400; }
.form-hint { font-size: .72rem; color: var(--ink-faint); margin-top: .1rem; }

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

input[type="text"],
input[type="email"],
select {
  width: 100%; padding: .65rem .85rem;
  border: 1px solid var(--line-strong);
  background: var(--bg); color: var(--ink);
  font-family: var(--font); font-size: .875rem;
  border-radius: var(--r);
  transition: border-color .15s, box-shadow .15s;
  appearance: none; -webkit-appearance: none;
}
input[type="text"]:focus,
input[type="email"]:focus,
select:focus {
  outline: none;
  border-color: var(--ink);
  box-shadow: 0 0 0 3px rgba(22,26,29,.08);
}
input::placeholder { color: var(--ink-faint); }
select { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%235c6268' stroke-width='2.5'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right .75rem center; padding-right: 2.25rem; cursor: pointer; }

.form-error { background: var(--red-soft); border: 1px solid #f3c6c4; color: var(--red); padding: .75rem 1rem; font-size: .83rem; border-radius: var(--r); margin-bottom: 1rem; }

.checkout-disclaimer { font-size: .72rem; color: var(--ink-faint); text-align: center; margin-top: .85rem; line-height: 1.5; }

.checkout-crypto-note { display: flex; align-items: flex-start; gap: .5rem; margin-top: 1.25rem; padding-top: 1.25rem; border-top: 1px solid var(--line); font-size: .75rem; color: var(--ink-faint); line-height: 1.5; }
.checkout-crypto-note svg { flex-shrink: 0; margin-top: .1rem; }

/* ── Animations ─────────────────────────────────────────────────────────────── */
.fade-up { opacity: 0; transform: translateY(14px); animation: fade-up .5s ease forwards; }
@keyframes fade-up { to { opacity:1; transform:translateY(0) } }
.delay-1 { animation-delay: .1s; } .delay-2 { animation-delay: .2s; }
.delay-3 { animation-delay: .3s; } .delay-4 { animation-delay: .4s; }

/* ── Responsive ─────────────────────────────────────────────────────────────── */
@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .product-detail-grid { grid-template-columns: 1fr; }
  .product-visual { position: static; aspect-ratio: auto; min-height: 280px; }
  .cart-grid { grid-template-columns: 1fr; }
  .checkout-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .trust-grid { grid-template-columns: repeat(2,1fr); }
  .trust-item:nth-child(2) { border-right: none; }
  .trust-item:nth-child(3) { border-right: 1px solid var(--line); }
  .trust-item:nth-child(3), .trust-item:nth-child(4) { border-top: 1px solid var(--line); }
}
@media (max-width: 768px) {
  .navbar { padding: 0 1.25rem; }
  .nav-links { display: none; }
  .hero { padding: 6rem 1.25rem 3rem; background-size: 32px 32px; }
  .page-header { padding: 6rem 1.25rem 1.75rem; }
  .section, .faq-section, .cart-page, .checkout-page, .product-detail { padding-left: 1.25rem; padding-right: 1.25rem; }
  .form-row { grid-template-columns: 1fr; }
  .age-gate-actions { flex-direction: column; }
  .product-grid { grid-template-columns: 1fr; }
  .product-buy { gap: 1rem; }
}