/* ============================================================
   ASCEND LABS — Premium Dark Design System
   Inspired by high-production peptide research aesthetic
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ── Design Tokens ─────────────────────────────────────────── */
:root {
  --bg:           #080d1a;
  --bg-2:         #0c1424;
  --bg-3:         #111e35;
  --bg-card:      rgba(255,255,255,0.04);
  --bg-card-h:    rgba(255,255,255,0.07);
  --accent:       #7c3aed;
  --accent-h:     #6d28d9;
  --accent-2:     #2563eb;
  --accent-glow:  rgba(124,58,237,0.35);
  --accent-glow2: rgba(37,99,235,0.25);
  --teal:         #0ea5e9;
  --text:         #ffffff;
  --text-2:       rgba(255,255,255,0.65);
  --text-3:       rgba(255,255,255,0.38);
  --border:       rgba(255,255,255,0.07);
  --border-2:     rgba(124,58,237,0.3);
  --success:      #10b981;
  --warning:      #f59e0b;
  --radius:       12px;
  --radius-lg:    20px;
  --shadow:       0 20px 60px rgba(0,0,0,0.5);
  --shadow-sm:    0 4px 20px rgba(0,0,0,0.3);
  --transition:   all 0.25s ease;
  --nav-h:        70px;
}

/* ── Reset ─────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; border: none; outline: none; }
input, select, textarea { font-family: inherit; }

/* ── Announcement Bar ──────────────────────────────────────── */
.announce-bar {
  background: #000;
  color: rgba(255,255,255,0.85);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  height: 36px;
  overflow: hidden;
  display: flex;
  align-items: center;
}
.announce-track {
  display: flex;
  gap: 0;
  animation: ticker 28s linear infinite;
  white-space: nowrap;
}
.announce-track span {
  padding: 0 60px;
  flex-shrink: 0;
}
.announce-track span em {
  color: #a78bfa;
  font-style: normal;
  font-weight: 700;
}
@keyframes ticker {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ── Navigation ────────────────────────────────────────────── */
.navbar {
  position: sticky;
  top: 0;
  z-index: 9000;
  height: var(--nav-h);
  background: rgba(8,13,26,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
}
.nav-inner {
  max-width: 1280px;
  width: 100%;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}
.logo-mark {
  width: 34px;
  height: 34px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.logo-mark svg { width: 20px; height: 20px; }
.logo-text {
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
}
.nav-links a {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-2);
  padding: 6px 14px;
  border-radius: 8px;
  transition: var(--transition);
  letter-spacing: 0.01em;
}
.nav-links a:hover, .nav-links a.active {
  color: var(--text);
  background: rgba(255,255,255,0.06);
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}
.nav-icon-btn {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-2);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  cursor: pointer;
  position: relative;
  font-size: 1.1rem;
}
.nav-icon-btn:hover { background: var(--bg-card-h); color: var(--text); }
.cart-count {
  position: absolute;
  top: -6px;
  right: -6px;
  background: var(--accent);
  color: white;
  font-size: 0.65rem;
  font-weight: 700;
  min-width: 18px;
  height: 18px;
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
  border: 2px solid var(--bg);
}
.nav-cta {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: white;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 8px 18px;
  border-radius: 10px;
  transition: var(--transition);
  border: none;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}
.nav-cta:hover {
  opacity: 0.9;
  transform: translateY(-1px);
  box-shadow: 0 8px 20px var(--accent-glow);
}

/* ── Hero ──────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: calc(100vh - var(--nav-h) - 36px);
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(135deg, #080d1a 0%, #0c1424 40%, #130a2b 100%);
}
.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.hero-glow-1 {
  position: absolute;
  top: -200px;
  left: -100px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(124,58,237,0.18) 0%, transparent 70%);
  border-radius: 50%;
}
.hero-glow-2 {
  position: absolute;
  bottom: -150px;
  right: -100px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(37,99,235,0.15) 0%, transparent 70%);
  border-radius: 50%;
}
.hero-dots {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255,255,255,0.06) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 100%);
}
.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 1280px;
  width: 100%;
  margin: 0 auto;
  padding: 80px 32px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 60px;
}
.hero-content { max-width: 580px; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(124,58,237,0.12);
  border: 1px solid rgba(124,58,237,0.25);
  color: #a78bfa;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 28px;
}
.hero-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  background: #a78bfa;
  border-radius: 50%;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%,100% { opacity: 1; }
  50% { opacity: 0.4; }
}
.hero h1 {
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 22px;
}
.hero h1 .accent {
  background: linear-gradient(135deg, #a78bfa, #60a5fa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-sub {
  font-size: 1.05rem;
  color: var(--text-2);
  line-height: 1.65;
  margin-bottom: 36px;
  max-width: 460px;
}
.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 44px;
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: white;
  font-size: 0.95rem;
  font-weight: 700;
  padding: 14px 28px;
  border-radius: 100px;
  transition: var(--transition);
  border: none;
  cursor: pointer;
  text-decoration: none;
  box-shadow: 0 8px 30px var(--accent-glow);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 40px var(--accent-glow);
}
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--text-2);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 14px 24px;
  border-radius: 100px;
  border: 1px solid var(--border);
  transition: var(--transition);
  cursor: pointer;
  text-decoration: none;
}
.btn-outline:hover { border-color: rgba(255,255,255,0.2); color: var(--text); }
.hero-trust {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.trust-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  color: var(--text-2);
  font-size: 0.8rem;
  font-weight: 500;
  padding: 7px 14px;
  border-radius: 100px;
}
.trust-pill svg { width: 14px; height: 14px; opacity: 0.7; }
.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.hero-vial-wrap {
  position: relative;
  animation: float 4s ease-in-out infinite;
}
@keyframes float {
  0%,100% { transform: translateY(0) rotate(-5deg); }
  50% { transform: translateY(-18px) rotate(-5deg); }
}
.hero-vial-glow {
  position: absolute;
  inset: -40px;
  background: radial-gradient(circle, rgba(124,58,237,0.2) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

/* ── Section Base ──────────────────────────────────────────── */
.section { padding: 90px 32px; }
.section-inner { max-width: 1280px; margin: 0 auto; }
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #a78bfa;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.section-label::before {
  content: '';
  width: 20px;
  height: 2px;
  background: #a78bfa;
  border-radius: 2px;
}
.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--text);
  margin-bottom: 16px;
}
.section-title .accent {
  background: linear-gradient(135deg, #a78bfa, #60a5fa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section-sub {
  color: var(--text-2);
  font-size: 1rem;
  line-height: 1.65;
  max-width: 520px;
}

/* ── Feature Cards ─────────────────────────────────────────── */
.features-section {
  background: var(--bg-2);
  padding: 80px 32px;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: 1280px;
  margin: 0 auto;
}
.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(124,58,237,0.06) 0%, transparent 60%);
  opacity: 0;
  transition: var(--transition);
}
.feature-card:hover { border-color: var(--border-2); transform: translateY(-4px); }
.feature-card:hover::before { opacity: 1; }
.feature-icon {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, rgba(124,58,237,0.2), rgba(37,99,235,0.15));
  border: 1px solid rgba(124,58,237,0.25);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 20px;
}
.feature-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
}
.feature-card p { font-size: 0.9rem; color: var(--text-2); line-height: 1.6; }

/* ── Stats Bar ─────────────────────────────────────────────── */
.stats-bar {
  background: linear-gradient(135deg, #0f0a2e, #0a1628);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 50px 32px;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  max-width: 1280px;
  margin: 0 auto;
  text-align: center;
}
.stat-item {}
.stat-num {
  font-size: 2.4rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  background: linear-gradient(135deg, #a78bfa, #60a5fa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 8px;
}
.stat-label { font-size: 0.85rem; color: var(--text-2); font-weight: 500; }

/* ── Product Grid (Home featured + Catalog) ───────────────── */
.products-section { background: var(--bg); padding: 90px 32px; }
.products-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 48px;
  flex-wrap: wrap;
  gap: 20px;
}
.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  position: relative;
  display: flex;
  flex-direction: column;
}
.product-card:hover {
  border-color: var(--border-2);
  transform: translateY(-5px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}
.product-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 100px;
}
.badge-popular { background: rgba(124,58,237,0.85); color: white; }
.badge-new { background: rgba(16,185,129,0.85); color: white; }
.wishlist-btn {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 2;
  width: 32px;
  height: 32px;
  background: rgba(255,255,255,0.08);
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-3);
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition);
}
.wishlist-btn:hover { background: rgba(255,255,255,0.15); color: white; }
.product-img {
  width: 100%;
  height: 260px;
  background: linear-gradient(160deg, #0d1528, #1a0d35);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.product-img svg {
  width: 100%;
  height: 100%;
  display: block;
  transition: transform 0.4s ease;
}
.product-card:hover .product-img svg {
  transform: scale(1.05) translateY(-4px);
}
.product-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.product-cat {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #a78bfa;
  margin-bottom: 6px;
}
.product-name {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 6px;
  line-height: 1.3;
}
.product-desc {
  font-size: 0.82rem;
  color: var(--text-3);
  line-height: 1.5;
  margin-bottom: 14px;
  flex: 1;
}
.product-purity {
  font-size: 0.75rem;
  color: var(--success);
  font-weight: 600;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 5px;
}
.product-price-row {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-bottom: 14px;
}
.price-from { font-size: 0.75rem; color: var(--text-3); }
.price-val {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.02em;
}

/* Size Tabs */
.size-tabs {
  display: flex;
  gap: 6px;
  margin-bottom: 12px;
}
.size-tab {
  flex: 1;
  padding: 7px 4px;
  border: 1px solid var(--border);
  border-radius: 8px;
  text-align: center;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-2);
  cursor: pointer;
  transition: var(--transition);
  background: transparent;
}
.size-tab:hover { border-color: rgba(124,58,237,0.4); color: var(--text); }
.size-tab.active {
  background: rgba(124,58,237,0.2);
  border-color: var(--accent);
  color: #a78bfa;
}

/* Bundle Options */
.bundle-options { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.bundle-option {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  background: transparent;
}
.bundle-option:hover { border-color: rgba(124,58,237,0.3); }
.bundle-option.active {
  border-color: var(--accent);
  background: rgba(124,58,237,0.08);
}
.bundle-radio {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 2px solid var(--border);
  flex-shrink: 0;
  transition: var(--transition);
  position: relative;
}
.bundle-option.active .bundle-radio {
  border-color: var(--accent);
  background: var(--accent);
}
.bundle-option.active .bundle-radio::after {
  content: '';
  position: absolute;
  inset: 3px;
  background: white;
  border-radius: 50%;
}
.bundle-info { flex: 1; min-width: 0; }
.bundle-name { font-size: 0.8rem; font-weight: 600; color: var(--text); }
.bundle-per { font-size: 0.72rem; color: var(--text-3); }
.bundle-price-col { text-align: right; }
.bundle-price { font-size: 0.88rem; font-weight: 700; color: var(--text); }
.bundle-save {
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--success);
  background: rgba(16,185,129,0.12);
  padding: 2px 6px;
  border-radius: 4px;
  display: inline-block;
}
.best-value-tag {
  position: absolute;
  top: -9px;
  right: 10px;
  font-size: 0.6rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: white;
  padding: 2px 8px;
  border-radius: 4px;
}

/* Add to Cart */
.add-cart-btn {
  width: 100%;
  padding: 12px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: white;
  font-size: 0.88rem;
  font-weight: 700;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  transition: var(--transition);
  letter-spacing: 0.01em;
}
.add-cart-btn:hover {
  opacity: 0.9;
  transform: translateY(-1px);
  box-shadow: 0 8px 24px var(--accent-glow);
}

/* ── Catalog Page Specific ─────────────────────────────────── */
.catalog-hero {
  background: linear-gradient(135deg, #0c1424, #130a2b);
  padding: 70px 32px 60px;
  text-align: center;
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}
.catalog-hero::before {
  content: '';
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 300px;
  background: radial-gradient(ellipse, rgba(124,58,237,0.15) 0%, transparent 70%);
}
.catalog-hero h1 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  position: relative;
}
.catalog-hero p { color: var(--text-2); font-size: 1rem; margin-top: 12px; position: relative; }

.catalog-controls {
  background: var(--bg-2);
  border-bottom: 1px solid var(--border);
  padding: 20px 32px;
  position: sticky;
  top: var(--nav-h);
  z-index: 100;
}
.catalog-controls-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.catalog-search {
  flex: 1;
  min-width: 220px;
  position: relative;
}
.catalog-search input {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-size: 0.88rem;
  padding: 10px 16px 10px 40px;
  outline: none;
  transition: var(--transition);
}
.catalog-search input::placeholder { color: var(--text-3); }
.catalog-search input:focus { border-color: rgba(124,58,237,0.5); }
.catalog-search svg {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--text-3);
}
.catalog-select {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-size: 0.85rem;
  padding: 10px 32px 10px 14px;
  outline: none;
  cursor: pointer;
  appearance: none;
  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='rgba(255,255,255,0.4)' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  transition: var(--transition);
}
.catalog-select:focus { border-color: rgba(124,58,237,0.5); }
.catalog-select option { background: #0c1424; }

.filter-tabs {
  max-width: 1280px;
  margin: 0 auto 32px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  padding-top: 24px;
}
.filter-tab {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-2);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 8px 18px;
  border-radius: 100px;
  cursor: pointer;
  transition: var(--transition);
  letter-spacing: 0.01em;
}
.filter-tab:hover { border-color: rgba(124,58,237,0.3); color: var(--text); }
.filter-tab.active {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-color: transparent;
  color: white;
}

.catalog-section {
  background: var(--bg);
  padding: 32px;
}
.catalog-grid {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.catalog-empty {
  grid-column: 1/-1;
  text-align: center;
  padding: 80px 20px;
  color: var(--text-3);
  font-size: 0.95rem;
}

/* ── Checkout ──────────────────────────────────────────────── */
.checkout-section { background: var(--bg); padding: 60px 32px; min-height: 80vh; }
.checkout-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 32px;
  align-items: start;
}
.checkout-panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
}
.checkout-panel h2 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 24px;
  color: var(--text);
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}
.form-group { margin-bottom: 18px; }
.form-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-2);
  margin-bottom: 8px;
  letter-spacing: 0.01em;
}
.form-input {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-size: 0.9rem;
  padding: 12px 16px;
  outline: none;
  transition: var(--transition);
}
.form-input::placeholder { color: var(--text-3); }
.form-input:focus { border-color: rgba(124,58,237,0.5); background: rgba(124,58,237,0.05); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.cart-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}
.cart-item:last-of-type { border-bottom: none; }
.cart-item-vial {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, #0d1528, #1a0d35);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.4rem;
}
.cart-item-info { flex: 1; min-width: 0; }
.cart-item-name { font-size: 0.9rem; font-weight: 700; color: var(--text); }
.cart-item-meta { font-size: 0.78rem; color: var(--text-3); margin-top: 2px; }
.cart-item-price { font-size: 1rem; font-weight: 700; color: var(--text); }
.cart-item-remove {
  background: none;
  border: none;
  color: var(--text-3);
  cursor: pointer;
  font-size: 1.1rem;
  padding: 4px;
  transition: var(--transition);
}
.cart-item-remove:hover { color: #ef4444; }

.order-summary-row {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  font-size: 0.9rem;
  color: var(--text-2);
  border-bottom: 1px solid var(--border);
}
.order-summary-row:last-of-type { border-bottom: none; }
.order-summary-row.total {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text);
  padding-top: 14px;
}
.shipping-badge {
  background: rgba(16,185,129,0.12);
  color: var(--success);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 100px;
}
.shipping-nudge {
  background: rgba(245,158,11,0.1);
  border: 1px solid rgba(245,158,11,0.2);
  border-radius: 10px;
  padding: 12px 16px;
  font-size: 0.82rem;
  color: #fbbf24;
  margin: 12px 0;
  text-align: center;
}
.pay-btn {
  width: 100%;
  padding: 16px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: white;
  font-size: 1rem;
  font-weight: 700;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  transition: var(--transition);
  margin-top: 16px;
  box-shadow: 0 8px 30px var(--accent-glow);
}
.pay-btn:hover { opacity: 0.9; transform: translateY(-1px); }
.pay-methods {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 14px;
  flex-wrap: wrap;
}
.pay-tag {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-3);
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 4px 10px;
  border-radius: 6px;
}
.empty-cart {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-3);
}
.empty-cart p { margin-bottom: 20px; font-size: 0.95rem; }

/* ── Affiliate ─────────────────────────────────────────────── */
.affiliate-hero {
  background: linear-gradient(135deg, #080d1a, #130a2b);
  padding: 100px 32px 80px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.affiliate-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 36px 36px;
}
.commission-card {
  background: linear-gradient(135deg, rgba(124,58,237,0.15), rgba(37,99,235,0.1));
  border: 1px solid rgba(124,58,237,0.3);
  border-radius: var(--radius-lg);
  padding: 40px;
  text-align: center;
  max-width: 420px;
  margin: 0 auto 40px;
}
.commission-pct {
  font-size: 5rem;
  font-weight: 900;
  letter-spacing: -0.05em;
  background: linear-gradient(135deg, #a78bfa, #60a5fa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 8px;
}
.affiliate-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: 800px;
  margin: 0 auto 60px;
}
.aff-stat {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 20px;
  text-align: center;
}
.aff-stat-num {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.03em;
  margin-bottom: 6px;
}
.aff-stat-label { font-size: 0.8rem; color: var(--text-3); }
.affiliate-form-section {
  background: var(--bg-2);
  padding: 80px 32px;
}
.affiliate-form-wrap {
  max-width: 620px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
}

/* ── Learn Page ────────────────────────────────────────────── */
.learn-hero {
  background: linear-gradient(135deg, #080d1a, #0c1424, #130a2b);
  padding: 90px 32px 70px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.learn-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 36px 36px;
}
.learn-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.learn-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--transition);
}
.learn-card:hover { border-color: var(--border-2); transform: translateY(-3px); }
.learn-card-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, rgba(124,58,237,0.2), rgba(37,99,235,0.15));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 16px;
}
.learn-card h3 { font-size: 0.95rem; font-weight: 700; color: var(--text); margin-bottom: 8px; }
.learn-card p { font-size: 0.85rem; color: var(--text-2); line-height: 1.6; }
.faq-item {
  border-bottom: 1px solid var(--border);
  padding: 20px 0;
}
.faq-q {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.faq-q::after { content: '+'; font-size: 1.3rem; color: #a78bfa; flex-shrink: 0; transition: var(--transition); }
.faq-item.open .faq-q::after { content: '−'; }
.faq-a {
  font-size: 0.88rem;
  color: var(--text-2);
  line-height: 1.7;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
}
.faq-item.open .faq-a { max-height: 200px; padding-top: 12px; }

/* ── Legal Page ────────────────────────────────────────────── */
.legal-hero {
  background: linear-gradient(135deg, #080d1a, #0c1424);
  padding: 70px 32px 50px;
  border-bottom: 1px solid var(--border);
}
.legal-content {
  max-width: 820px;
  margin: 0 auto;
  padding: 60px 32px;
}
.legal-content h2 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text);
  margin: 36px 0 12px;
}
.legal-content h2:first-child { margin-top: 0; }
.legal-content p, .legal-content li {
  font-size: 0.9rem;
  color: var(--text-2);
  line-height: 1.75;
  margin-bottom: 10px;
}
.legal-content ul { padding-left: 20px; }
.legal-content a { color: #a78bfa; text-decoration: underline; }

/* ── Contact ───────────────────────────────────────────────── */
.contact-section { background: var(--bg-2); padding: 90px 32px; }
.contact-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 60px;
  align-items: start;
}
.contact-form-wrap {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
}
.contact-info h3 { font-size: 1.5rem; font-weight: 800; margin-bottom: 14px; }
.contact-info p { font-size: 0.9rem; color: var(--text-2); line-height: 1.65; margin-bottom: 30px; }
.contact-detail {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.88rem;
  color: var(--text-2);
  margin-bottom: 14px;
}
.contact-detail-icon {
  width: 36px;
  height: 36px;
  background: rgba(124,58,237,0.12);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1rem;
}
.submit-btn {
  width: 100%;
  padding: 14px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: white;
  font-size: 0.95rem;
  font-weight: 700;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  transition: var(--transition);
  margin-top: 4px;
}
.submit-btn:hover { opacity: 0.9; transform: translateY(-1px); box-shadow: 0 8px 24px var(--accent-glow); }

/* ── CTA Banner ────────────────────────────────────────────── */
.cta-section {
  background: linear-gradient(135deg, #130a2b, #0a1628);
  padding: 90px 32px;
  text-align: center;
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--border);
}
.cta-section::before {
  content: '';
  position: absolute;
  top: -150px;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(124,58,237,0.15) 0%, transparent 70%);
}
.cta-section h2 { font-size: 2.2rem; font-weight: 900; letter-spacing: -0.03em; margin-bottom: 16px; position: relative; }
.cta-section p { color: var(--text-2); font-size: 1rem; margin-bottom: 36px; position: relative; }

/* ── Footer ────────────────────────────────────────────────── */
.footer {
  background: #050810;
  border-top: 1px solid var(--border);
  padding: 60px 32px 32px;
}
.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 32px;
}
.footer-brand p { font-size: 0.85rem; color: var(--text-3); line-height: 1.65; margin-top: 14px; max-width: 260px; }
.footer-col h4 { font-size: 0.8rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-2); margin-bottom: 16px; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { font-size: 0.85rem; color: var(--text-3); transition: var(--transition); }
.footer-col ul li a:hover { color: var(--text); }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom p { font-size: 0.78rem; color: var(--text-3); }
.footer-legal-links { display: flex; gap: 20px; }
.footer-legal-links a { font-size: 0.78rem; color: var(--text-3); transition: var(--transition); }
.footer-legal-links a:hover { color: var(--text); }
.footer-disclaimer {
  max-width: 1280px;
  margin: 0 auto 24px;
  font-size: 0.72rem;
  color: var(--text-3);
  line-height: 1.6;
  border-top: 1px solid var(--border);
  padding-top: 20px;
}

/* ── Toast ─────────────────────────────────────────────────── */
.toast-container { position: fixed; bottom: 24px; right: 24px; z-index: 99000; display: flex; flex-direction: column; gap: 10px; }
.toast {
  background: #1a2540;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.88rem;
  color: var(--text);
  box-shadow: 0 10px 40px rgba(0,0,0,0.5);
  animation: slideIn 0.3s ease;
  min-width: 260px;
  max-width: 360px;
}
.toast.success { border-color: rgba(16,185,129,0.3); }
.toast.success .toast-icon { color: var(--success); }
.toast.error { border-color: rgba(239,68,68,0.3); }
.toast.error .toast-icon { color: #ef4444; }
.toast-icon { font-size: 1.1rem; flex-shrink: 0; }
@keyframes slideIn { from { transform: translateX(100px); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

/* ── Utilities ─────────────────────────────────────────────── */
.text-center { text-align: center; }
.text-gradient {
  background: linear-gradient(135deg, #a78bfa, #60a5fa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-left { opacity: 0; transform: translateX(-30px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal-left.visible { opacity: 1; transform: translateX(0); }
.reveal-right { opacity: 0; transform: translateX(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal-right.visible { opacity: 1; transform: translateX(0); }

/* ── Responsive ────────────────────────────────────────────── */
@media (max-width: 1100px) {
  .product-grid, .catalog-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .checkout-inner { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .features-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .learn-grid { grid-template-columns: repeat(2, 1fr); }
  .affiliate-stats { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .product-grid, .catalog-grid { grid-template-columns: repeat(2, 1fr); }
  .nav-links { display: none; }
  .section { padding: 60px 20px; }
  .catalog-section { padding: 20px; }
  .hero-inner { padding: 60px 20px; }
}
@media (max-width: 480px) {
  .product-grid, .catalog-grid { grid-template-columns: 1fr; }
  .learn-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
}