/* ============================================================
   Ascending Peptides — Shared Stylesheet
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;1,300;1,400&family=Outfit:wght@200;300;400;500;600&display=swap');

:root {
  --black: #080808;
  --deep: #0d0d0d;
  --card: #111111;
  --border: #1e1e1e;
  --gold: #c9a84c;
  --gold-light: #e4c97e;
  --gold-dim: #8a6e2f;
  --white: #f5f0e8;
  --muted: #7a7267;
  --text: #c8c0b0;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--black);
  color: var(--text);
  font-family: 'Outfit', sans-serif;
  font-weight: 300;
  line-height: 1.6;
  overflow-x: hidden;
}

/* Grain overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9999;
  opacity: 0.4;
}

/* ============================================================
   NAV
   ============================================================ */
nav {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 100;
  padding: 22px 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(201,168,76,0.08);
  background: rgba(8,8,8,0.92);
  backdrop-filter: blur(20px);
}

.nav-logo {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.5rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  color: var(--white);
  text-decoration: none;
}

.nav-logo span { color: var(--gold); }

.nav-links {
  display: flex;
  gap: 40px;
  list-style: none;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  transition: color 0.3s;
}

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

.nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-cta {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid rgba(201,168,76,0.4);
  padding: 10px 24px;
  text-decoration: none;
  transition: all 0.3s;
  cursor: pointer;
  background: none;
  font-family: 'Outfit', sans-serif;
  font-weight: 400;
}

.nav-cta:hover {
  background: var(--gold);
  color: var(--black);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 22px;
  height: 1px;
  background: var(--gold);
  transition: all 0.3s;
}

/* Mobile nav overlay */
.mobile-nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(8,8,8,0.97);
  z-index: 150;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 36px;
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.16,1,0.3,1);
}

.mobile-nav-overlay.open {
  transform: translateX(0);
}

.mobile-nav-close {
  position: absolute;
  top: 24px;
  right: 28px;
  background: none;
  border: none;
  color: var(--muted);
  font-size: 1.6rem;
  cursor: pointer;
  transition: color 0.2s;
}

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

.mobile-nav-overlay a {
  font-family: 'Cormorant Garamond', serif;
  font-size: 2.2rem;
  font-weight: 300;
  color: var(--white);
  text-decoration: none;
  letter-spacing: 0.06em;
  transition: color 0.2s;
}

.mobile-nav-overlay a:hover { color: var(--gold); }
.mobile-nav-overlay a.active { color: var(--gold); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 140px 40px 100px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  width: 700px;
  height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201,168,76,0.06) 0%, transparent 70%);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.hero-eyebrow {
  font-size: 0.7rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 28px;
  animation: fadeUp 1s ease both;
}

.hero-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(3.5rem, 8vw, 7rem);
  font-weight: 300;
  line-height: 1.0;
  color: var(--white);
  letter-spacing: 0.02em;
  margin-bottom: 12px;
  animation: fadeUp 1s ease 0.15s both;
}

.hero-title em {
  font-style: italic;
  color: var(--gold-light);
}

.hero-subtitle {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(1rem, 2vw, 1.35rem);
  font-style: italic;
  color: var(--muted);
  letter-spacing: 0.05em;
  margin-bottom: 50px;
  animation: fadeUp 1s ease 0.3s both;
}

.hero-badges {
  display: flex;
  gap: 32px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 60px;
  animation: fadeUp 1s ease 0.45s both;
}

.hero-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
}

.hero-badge::before {
  content: '';
  width: 20px;
  height: 1px;
  background: var(--gold);
}

.hero-cta-group {
  display: flex;
  gap: 20px;
  animation: fadeUp 1s ease 0.6s both;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn-primary {
  padding: 16px 44px;
  background: var(--gold);
  color: var(--black);
  font-family: 'Outfit', sans-serif;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-weight: 500;
  border: none;
  cursor: pointer;
  transition: all 0.3s;
  text-decoration: none;
  display: inline-block;
}

.btn-primary:hover {
  background: var(--gold-light);
  transform: translateY(-1px);
}

.btn-ghost {
  padding: 16px 44px;
  background: transparent;
  color: var(--white);
  font-family: 'Outfit', sans-serif;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-weight: 400;
  border: 1px solid rgba(245,240,232,0.15);
  cursor: pointer;
  transition: all 0.3s;
  text-decoration: none;
  display: inline-block;
}

.btn-ghost:hover {
  border-color: rgba(201,168,76,0.4);
  color: var(--gold-light);
}

/* ============================================================
   DIVIDER / SECTION HEADERS
   ============================================================ */
.divider {
  width: 60px;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--gold), transparent);
  margin: 0 auto 80px;
}

.section-header {
  text-align: center;
  margin-bottom: 70px;
}

.section-eye {
  font-size: 0.65rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
}

.section-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 300;
  color: var(--white);
  letter-spacing: 0.03em;
}

.section-title em { font-style: italic; color: var(--gold-light); }

/* ============================================================
   TRUST BAR
   ============================================================ */
.trust-bar {
  padding: 30px 60px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: center;
  gap: 80px;
  flex-wrap: wrap;
  background: var(--deep);
}

.trust-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.trust-num {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.8rem;
  font-weight: 400;
  color: var(--gold);
}

.trust-label {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ============================================================
   PRODUCTS
   ============================================================ */
.products-section {
  padding: 120px 60px;
  max-width: 1400px;
  margin: 0 auto;
}

.cat-tabs {
  display: flex;
  justify-content: center;
  gap: 0;
  margin-bottom: 60px;
  border: 1px solid var(--border);
  width: fit-content;
  margin-left: auto;
  margin-right: auto;
  overflow: hidden;
}

.cat-tab {
  padding: 12px 28px;
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  cursor: pointer;
  transition: all 0.25s;
  border-right: 1px solid var(--border);
  background: none;
  font-family: 'Outfit', sans-serif;
  border-top: none;
  border-bottom: none;
  border-left: none;
}

.cat-tab:last-child { border-right: none; }

.cat-tab.active, .cat-tab:hover {
  background: rgba(201,168,76,0.08);
  color: var(--gold);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1px;
  background: var(--border);
}

.product-card {
  background: var(--card);
  padding: 40px 36px;
  transition: all 0.35s;
  position: relative;
  overflow: hidden;
  display: none;
}

.product-card.visible { display: block; }

.product-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--gold), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}

.product-card:hover::before { opacity: 1; }
.product-card:hover { background: #141414; }

/* Shimmer animation */
@keyframes shimmer {
  0% { transform: translateX(-100%) skewX(-15deg); }
  100% { transform: translateX(300%) skewX(-15deg); }
}

.product-card.card-visible::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 40%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(201,168,76,0.08), transparent);
  animation: shimmer 0.7s ease forwards;
  pointer-events: none;
}

.product-purity {
  font-size: 0.62rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.purity-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--gold);
  flex-shrink: 0;
}

.product-name {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.6rem;
  font-weight: 400;
  color: var(--white);
  margin-bottom: 8px;
  line-height: 1.2;
}

.product-name a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s;
}

.product-name a:hover { color: var(--gold-light); }

.product-desc {
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 28px;
}

.product-sizes {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 30px;
}

.size-chip {
  padding: 6px 14px;
  border: 1px solid var(--border);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: var(--muted);
  cursor: pointer;
  transition: all 0.2s;
  background: none;
  font-family: 'Outfit', sans-serif;
}

.size-chip:hover, .size-chip.selected {
  border-color: var(--gold);
  color: var(--gold-light);
  background: rgba(201,168,76,0.06);
}

.product-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.product-price {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.6rem;
  font-weight: 400;
  color: var(--white);
}

.product-price span {
  font-size: 0.85rem;
  color: var(--muted);
  font-family: 'Outfit', sans-serif;
  font-weight: 300;
}

.add-btn {
  padding: 11px 22px;
  background: transparent;
  border: 1px solid rgba(201,168,76,0.3);
  color: var(--gold);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.25s;
  font-family: 'Outfit', sans-serif;
}

.add-btn:hover {
  background: var(--gold);
  color: var(--black);
  border-color: var(--gold);
}

/* View COA link */
.view-coa-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold-dim);
  cursor: pointer;
  background: none;
  border: none;
  font-family: 'Outfit', sans-serif;
  transition: color 0.2s;
  padding: 0;
  margin-top: 12px;
}

.view-coa-link::before {
  content: '↗';
  font-size: 0.75rem;
}

.view-coa-link:hover { color: var(--gold); }

/* ============================================================
   COA SECTION
   ============================================================ */
.coa-section {
  padding: 100px 60px;
  background: var(--deep);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.coa-inner {
  max-width: 960px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.coa-content h2 {
  font-family: 'Cormorant Garamond', serif;
  font-size: 2.5rem;
  font-weight: 300;
  color: var(--white);
  line-height: 1.2;
  margin-bottom: 20px;
}

.coa-content h2 em { font-style: italic; color: var(--gold-light); }

.coa-content p {
  font-size: 0.88rem;
  line-height: 1.8;
  color: var(--muted);
  margin-bottom: 28px;
}

.coa-stats {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.coa-stat-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  border: 1px solid var(--border);
  background: rgba(201,168,76,0.02);
}

.coa-stat-label {
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
}

.coa-stat-val {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.3rem;
  color: var(--gold);
}

/* ============================================================
   PROCESS
   ============================================================ */
.process-section {
  padding: 120px 60px;
  max-width: 1100px;
  margin: 0 auto;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  margin-top: 70px;
}

.process-card {
  background: var(--card);
  padding: 44px 32px;
  position: relative;
}

.process-num {
  font-family: 'Cormorant Garamond', serif;
  font-size: 3rem;
  font-weight: 300;
  color: rgba(201,168,76,0.12);
  line-height: 1;
  margin-bottom: 20px;
}

.process-title {
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 12px;
}

.process-desc {
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 1.7;
}

/* ============================================================
   CART SIDEBAR
   ============================================================ */
.cart-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}

.cart-overlay.open { opacity: 1; pointer-events: all; }

.cart-drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: 440px;
  height: 100vh;
  background: var(--deep);
  border-left: 1px solid var(--border);
  z-index: 201;
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.16,1,0.3,1);
  display: flex;
  flex-direction: column;
}

.cart-drawer.open { transform: translateX(0); }

.cart-head {
  padding: 32px 36px;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.cart-head-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--white);
  letter-spacing: 0.06em;
}

.cart-close {
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  font-size: 1.2rem;
  transition: color 0.2s;
}

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

.cart-items {
  flex: 1;
  overflow-y: auto;
  padding: 20px 36px;
}

.cart-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: var(--muted);
  font-size: 0.82rem;
  letter-spacing: 0.1em;
  text-align: center;
  gap: 12px;
}

.cart-empty-icon {
  font-size: 2.5rem;
  opacity: 0.3;
}

.cart-item-row {
  padding: 18px 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
}

.cart-item-info { flex: 1; }

.cart-item-name {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.05rem;
  color: var(--white);
  margin-bottom: 4px;
}

.cart-item-size {
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.cart-item-right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
}

.cart-item-price {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.1rem;
  color: var(--gold-light);
}

.cart-item-remove {
  font-size: 0.62rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
  cursor: pointer;
  background: none;
  border: none;
  font-family: 'Outfit', sans-serif;
  transition: color 0.2s;
}

.cart-item-remove:hover { color: #c0392b; }

.cart-foot {
  padding: 28px 36px;
  border-top: 1px solid var(--border);
}

.cart-total-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.cart-total-label {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
}

.cart-total-val {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.6rem;
  color: var(--white);
}

.checkout-btn {
  width: 100%;
  padding: 18px;
  background: var(--gold);
  color: var(--black);
  border: none;
  font-family: 'Outfit', sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s;
}

.checkout-btn:hover { background: var(--gold-light); }

/* Cart badge */
.cart-btn-wrap {
  position: relative;
}

.cart-badge {
  position: absolute;
  top: -7px;
  right: -7px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--gold);
  color: var(--black);
  font-size: 0.6rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.2s;
}

.cart-badge.has-items { opacity: 1; }

/* ============================================================
   BITCOIN MODAL
   ============================================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.85);
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
  padding: 20px;
}

.modal-overlay.open { opacity: 1; pointer-events: all; }

.modal-box {
  background: var(--deep);
  border: 1px solid var(--border);
  max-width: 540px;
  width: 100%;
  padding: 50px 48px;
  position: relative;
  transform: translateY(20px);
  transition: transform 0.4s cubic-bezier(0.16,1,0.3,1);
}

.modal-overlay.open .modal-box { transform: translateY(0); }

.modal-close {
  position: absolute;
  top: 20px;
  right: 24px;
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  font-size: 1.3rem;
  transition: color 0.2s;
}

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

.modal-eye {
  font-size: 0.62rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.modal-eye::before {
  content: '';
  width: 24px;
  height: 1px;
  background: var(--gold);
}

.modal-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 2rem;
  font-weight: 300;
  color: var(--white);
  margin-bottom: 6px;
}

.modal-sub {
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 36px;
  line-height: 1.6;
}

.btc-amount-display {
  background: rgba(201,168,76,0.06);
  border: 1px solid rgba(201,168,76,0.2);
  padding: 22px 28px;
  margin-bottom: 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.btc-label {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 4px;
}

.btc-val {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.5rem;
  color: var(--gold);
}

.btc-usd {
  font-size: 0.8rem;
  color: var(--muted);
}

.btc-address-wrap { margin-bottom: 28px; }

.btc-address-label {
  font-size: 0.62rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 10px;
}

.btc-address-box {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--card);
  border: 1px solid var(--border);
  padding: 14px 18px;
}

.btc-address-text {
  font-size: 0.75rem;
  color: var(--white);
  letter-spacing: 0.04em;
  flex: 1;
  word-break: break-all;
  font-family: 'Courier New', monospace;
}

.btc-copy-btn {
  padding: 6px 14px;
  background: none;
  border: 1px solid var(--border);
  color: var(--gold);
  font-size: 0.62rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  cursor: pointer;
  font-family: 'Outfit', sans-serif;
  transition: all 0.2s;
  white-space: nowrap;
  flex-shrink: 0;
}

.btc-copy-btn:hover { background: var(--gold); color: var(--black); border-color: var(--gold); }

.btc-steps { border-top: 1px solid var(--border); padding-top: 24px; }

.btc-step {
  display: flex;
  gap: 14px;
  margin-bottom: 14px;
  align-items: flex-start;
}

.step-num {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: rgba(201,168,76,0.12);
  border: 1px solid var(--gold-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.62rem;
  color: var(--gold);
  flex-shrink: 0;
  margin-top: 1px;
}

.step-text {
  font-size: 0.78rem;
  color: var(--muted);
  line-height: 1.5;
}

.btc-confirm-btn {
  width: 100%;
  padding: 18px;
  background: var(--gold);
  color: var(--black);
  border: none;
  font-family: 'Outfit', sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s;
  margin-top: 24px;
}

.btc-confirm-btn:hover { background: var(--gold-light); }

/* ============================================================
   COA INLINE MODAL
   ============================================================ */
.coa-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.92);
  z-index: 400;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
  padding: 20px;
}

.coa-modal-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.coa-modal-box {
  background: var(--deep);
  border: 1px solid var(--border);
  max-width: 580px;
  width: 100%;
  position: relative;
  transform: scale(0.95);
  transition: transform 0.35s cubic-bezier(0.16,1,0.3,1);
}

.coa-modal-overlay.open .coa-modal-box { transform: scale(1); }

.coa-modal-header {
  padding: 24px 32px;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.coa-modal-header-left { flex: 1; }

.coa-modal-eye {
  font-size: 0.58rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 6px;
}

.coa-modal-product {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--white);
}

.coa-modal-close {
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  font-size: 1.3rem;
  transition: color 0.2s;
  margin-left: 16px;
}

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

.coa-modal-body {
  padding: 32px;
}

.coa-modal-meta {
  display: flex;
  gap: 40px;
  margin-bottom: 28px;
}

.coa-modal-meta-item {}

.coa-modal-meta-label {
  font-size: 0.58rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 4px;
}

.coa-modal-meta-val {
  font-family: 'Courier New', monospace;
  font-size: 0.82rem;
  color: var(--white);
  letter-spacing: 0.04em;
}

.coa-modal-stats {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 28px;
}

.coa-modal-stat-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 18px;
  border: 1px solid var(--border);
  background: rgba(201,168,76,0.02);
}

.coa-modal-stat-label {
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
}

.coa-modal-stat-val {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.2rem;
  color: var(--gold);
}

.coa-modal-verify-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border: 1px solid rgba(201,168,76,0.3);
  color: var(--gold);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  text-decoration: none;
  font-family: 'Outfit', sans-serif;
  transition: all 0.2s;
}

.coa-modal-verify-btn:hover {
  background: var(--gold);
  color: var(--black);
  border-color: var(--gold);
}

/* ============================================================
   FOOTER
   ============================================================ */
footer {
  background: var(--deep);
  border-top: 1px solid var(--border);
  padding: 70px 60px 40px;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 60px;
}

.footer-brand {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.6rem;
  color: var(--white);
  margin-bottom: 14px;
  letter-spacing: 0.08em;
}

.footer-brand span { color: var(--gold); }

.footer-tagline {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  font-size: 0.9rem;
  color: var(--muted);
  margin-bottom: 20px;
  line-height: 1.5;
}

.footer-disclaimer {
  font-size: 0.68rem;
  color: var(--muted);
  line-height: 1.7;
  opacity: 0.7;
}

.footer-col-title {
  font-size: 0.62rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 20px;
}

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

.footer-links a {
  font-size: 0.8rem;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s;
}

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

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-copy {
  font-size: 0.68rem;
  color: var(--muted);
  letter-spacing: 0.1em;
  opacity: 0.6;
}

.footer-btc {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold-dim);
}

/* ============================================================
   REVIEWS
   ============================================================ */
.reviews-section {
  padding: 120px 60px;
  max-width: 1200px;
  margin: 0 auto;
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  margin-top: 70px;
}

.review-card {
  background: var(--card);
  padding: 44px 36px;
  transition: background 0.3s;
  position: relative;
}

.review-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--gold), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}

.review-card:hover { background: #141414; }
.review-card:hover::before { opacity: 1; }

.review-stars {
  color: var(--gold);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  margin-bottom: 24px;
}

.review-text {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.15rem;
  font-weight: 300;
  font-style: italic;
  color: var(--white);
  line-height: 1.7;
  margin-bottom: 28px;
}

.review-divider {
  width: 30px;
  height: 1px;
  background: var(--gold-dim);
  margin-bottom: 16px;
}

.reviewer-name {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 4px;
}

.reviewer-role {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--muted);
}

/* ============================================================
   PRODUCT DETAIL PAGE
   ============================================================ */
.page-header {
  padding: 140px 60px 80px;
  max-width: 1200px;
  margin: 0 auto;
}

.breadcrumb {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 40px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.breadcrumb a {
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s;
}

.breadcrumb a:hover { color: var(--gold); }

.breadcrumb-sep { color: var(--border); }

.product-detail-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  padding: 0 60px 100px;
  max-width: 1200px;
  margin: 0 auto;
}

.product-detail-left {}

.product-eyebrow {
  font-size: 0.65rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
}

.product-detail-name {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 300;
  color: var(--white);
  line-height: 1.05;
  margin-bottom: 24px;
  letter-spacing: 0.02em;
}

.product-detail-desc {
  font-size: 0.9rem;
  line-height: 1.9;
  color: var(--text);
  margin-bottom: 36px;
}

.product-detail-sizes {
  margin-bottom: 32px;
}

.product-detail-sizes-label {
  font-size: 0.62rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 12px;
}

.product-detail-price {
  font-family: 'Cormorant Garamond', serif;
  font-size: 2.2rem;
  font-weight: 300;
  color: var(--white);
  margin-bottom: 28px;
}

.product-detail-price span {
  font-size: 0.9rem;
  color: var(--muted);
  font-family: 'Outfit', sans-serif;
  font-weight: 300;
}

.add-btn-large {
  width: 100%;
  padding: 18px;
  background: var(--gold);
  color: var(--black);
  border: none;
  font-family: 'Outfit', sans-serif;
  font-size: 0.75rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s;
  margin-bottom: 16px;
}

.add-btn-large:hover { background: var(--gold-light); }

.product-detail-right {}

.detail-section {
  background: var(--card);
  border: 1px solid var(--border);
  padding: 32px;
  margin-bottom: 20px;
}

.detail-section-title {
  font-size: 0.62rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.detail-section-title::before {
  content: '';
  width: 20px;
  height: 1px;
  background: var(--gold);
}

.recon-text {
  font-size: 0.82rem;
  line-height: 1.8;
  color: var(--muted);
}

.recon-text strong {
  color: var(--text);
  font-weight: 400;
}

/* ============================================================
   RELATED PRODUCTS
   ============================================================ */
.related-section {
  padding: 80px 60px;
  max-width: 1200px;
  margin: 0 auto;
  border-top: 1px solid var(--border);
}

/* ============================================================
   PAGE-LEVEL HERO (shop, certificates, about)
   ============================================================ */
.inner-hero {
  padding: 140px 60px 60px;
  text-align: center;
  position: relative;
}

.inner-hero::before {
  content: '';
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201,168,76,0.05) 0%, transparent 70%);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

/* ============================================================
   ANIMATIONS
   ============================================================ */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

/* Toast */
.toast {
  position: fixed;
  bottom: 40px;
  right: 40px;
  background: var(--card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--gold);
  padding: 16px 24px;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--white);
  z-index: 500;
  transform: translateX(120%);
  transition: transform 0.4s cubic-bezier(0.16,1,0.3,1);
}

.toast.show { transform: translateX(0); }

/* Entrance animation overlay */
.entrance-overlay {
  position: fixed;
  inset: 0;
  background: var(--black);
  z-index: 9000;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.6s ease-in-out;
}

.entrance-overlay.slide-up {
  transform: translateY(-100%);
}

.entrance-wordmark {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 300;
  letter-spacing: 0.2em;
  color: var(--white);
  opacity: 0;
  animation: entranceFade 0.8s ease 0.1s forwards;
}

.entrance-wordmark span { color: var(--gold); }

@keyframes entranceFade {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* Scrollbar */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--black); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }
::-webkit-scrollbar-thumb:hover { background: var(--gold-dim); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  nav { padding: 18px 24px; }
  .nav-links { display: none; }
  .hamburger { display: flex; }

  .products-section { padding: 80px 24px; }
  .product-grid { grid-template-columns: 1fr; }
  .coa-inner { grid-template-columns: 1fr; gap: 40px; }
  .process-grid { grid-template-columns: 1fr 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 40px; }
  .trust-bar { gap: 40px; padding: 30px 24px; }
  .cart-drawer { width: 100%; }
  .hero { padding: 120px 24px 80px; }
  .coa-section { padding: 80px 24px; }
  .process-section { padding: 80px 24px; }
  footer { padding: 60px 24px 30px; }
  .modal-box { padding: 40px 28px; }
  .reviews-section { padding: 80px 24px; }
  .reviews-grid { grid-template-columns: 1fr; }
  .product-detail-layout { grid-template-columns: 1fr; gap: 40px; padding: 0 24px 80px; }
  .page-header { padding: 120px 24px 60px; }
  .related-section { padding: 60px 24px; }
  .inner-hero { padding: 120px 24px 40px; }
}

@media (max-width: 480px) {
  .hero-cta-group { flex-direction: column; align-items: center; }
  .hero-badges { gap: 20px; }
  .cat-tabs { flex-wrap: wrap; }
  .process-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   PAYMENT METHOD SELECTOR MODAL
   ============================================================ */
.pay-modal-box {
  max-width: 500px;
}

.pay-order-total {
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.pay-order-total span {
  color: var(--gold);
  font-size: 1rem;
  font-family: 'Cormorant Garamond', serif;
  letter-spacing: 0.05em;
}

.pay-methods {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.pay-method-btn {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 20px;
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--white);
  cursor: pointer;
  font-family: 'Outfit', sans-serif;
  transition: border-color 0.2s, background 0.2s;
  text-align: left;
  width: 100%;
}

.pay-method-btn:hover {
  border-color: rgba(201,168,76,0.4);
  background: #161616;
}

.pay-method-icon {
  width: 42px;
  height: 42px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 700;
  flex-shrink: 0;
  background: var(--deep);
  border: 1px solid var(--border);
}

.pay-icon-stripe { background: #1a1f36; color: #6772e5; font-size: 1.3rem; }
.pay-icon-zelle  { background: #4a0c72; color: #fff; font-family: 'Outfit', sans-serif; font-size: 1.1rem; letter-spacing: -0.02em; }
.pay-icon-btc    { background: #1a1200; color: #f7931a; font-size: 1.2rem; }
.pay-icon-paypal { background: #001c44; color: #009cde; font-size: 1.1rem; font-weight: 700; }

.pay-method-info {
  flex: 1;
}

.pay-method-name {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--white);
  margin-bottom: 3px;
}

.pay-method-sub {
  font-size: 0.72rem;
  color: var(--muted);
  letter-spacing: 0.03em;
}

.pay-method-arrow {
  color: var(--gold);
  font-size: 1rem;
  flex-shrink: 0;
  transition: transform 0.2s;
}

.pay-method-btn:hover .pay-method-arrow {
  transform: translateX(4px);
}

.pay-method-soon {
  opacity: 0.45;
  cursor: not-allowed;
}

.pay-method-soon:hover {
  border-color: var(--border);
  background: var(--card);
}

.pay-method-badge-soon {
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
  border: 1px solid var(--border);
  padding: 3px 8px;
  flex-shrink: 0;
}

/* ============================================================
   STRIPE PAYMENT MODAL
   ============================================================ */
.stripe-modal-box {
  max-width: 520px;
}

.stripe-amount-row {
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.stripe-amount-row span {
  color: var(--gold);
  font-size: 1rem;
  font-family: 'Cormorant Garamond', serif;
  letter-spacing: 0.05em;
}

.stripe-element-mount {
  min-height: 120px;
  margin-bottom: 16px;
}

.stripe-loading {
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: var(--muted);
  text-align: center;
  padding: 32px 0;
  text-transform: uppercase;
}

.stripe-error-msg {
  font-size: 0.82rem;
  color: #e57373;
  margin-bottom: 12px;
  min-height: 20px;
  text-align: center;
}

.stripe-secure-note {
  font-size: 0.72rem;
  color: var(--muted);
  text-align: center;
  margin-top: 14px;
  line-height: 1.5;
  letter-spacing: 0.03em;
}

/* ============================================================
   ZELLE MODAL (reuses btc modal styles — no extra needed)
   ============================================================ */

/* ============================================================
   SHIPPING INFORMATION FORM MODAL
   ============================================================ */
.shipping-modal-box {
  max-width: 560px;
  max-height: 90vh;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

.shipping-modal-box::-webkit-scrollbar {
  width: 4px;
}
.shipping-modal-box::-webkit-scrollbar-track { background: transparent; }
.shipping-modal-box::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 2px;
}

#shipping-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 6px;
}

.ship-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.ship-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.ship-label {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  font-family: 'Outfit', sans-serif;
}

.ship-optional {
  color: #4a4540;
  text-transform: none;
  letter-spacing: 0;
  font-size: 0.62rem;
}

.ship-input {
  background: var(--deep);
  border: 1px solid var(--border);
  color: var(--white);
  padding: 11px 14px;
  font-family: 'Outfit', sans-serif;
  font-size: 0.88rem;
  font-weight: 300;
  outline: none;
  transition: border-color 0.2s;
  width: 100%;
  -webkit-appearance: none;
}

.ship-input::placeholder {
  color: #3a3530;
}

.ship-input:focus {
  border-color: var(--gold);
}

.ship-input:invalid:not(:placeholder-shown) {
  border-color: #7a2a2a;
}

.ship-error {
  font-size: 0.78rem;
  color: #e57373;
  min-height: 18px;
  text-align: center;
}

.ship-submit-btn {
  margin-top: 6px;
  width: 100%;
}

@media (max-width: 520px) {
  .ship-row {
    grid-template-columns: 1fr;
  }
  .shipping-modal-box {
    max-height: 95vh;
    padding: 32px 22px;
  }
}