:root {
  --brand: #0d6e5f;
  --brand-dark: #0a5549;
  --brand-light: #e6f4f1;
  --ink: #1f2937;
  --muted: #6b7280;
  --bg: #ffffff;
  --soft: #f7faf9;
  --border: #e5e7eb;
  --danger: #b91c1c;
  --radius: 12px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
}

.container { max-width: 1080px; margin: 0 auto; padding: 0 20px; }

a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; height: auto; border-radius: var(--radius); }

/* Header */
.site-header {
  background: #fff;
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 50;
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 14px; padding-bottom: 14px;
}
.logo { font-size: 1.4rem; font-weight: 800; color: var(--ink); }
.logo span { color: var(--brand); }
.logo:hover { text-decoration: none; }
.nav { display: flex; gap: 22px; align-items: center; }
.nav a { color: var(--ink); font-weight: 600; }
.nav a:hover { color: var(--brand); text-decoration: none; }
.cart-link { position: relative; }
.cart-count {
  display: inline-block; min-width: 22px; text-align: center;
  background: var(--brand); color: #fff; border-radius: 999px;
  font-size: 0.8rem; font-weight: 700; padding: 1px 6px; margin-left: 4px;
}

/* Buttons */
.btn {
  display: inline-block; border: 0; cursor: pointer;
  background: var(--brand); color: #fff; font-weight: 700;
  padding: 13px 26px; border-radius: 999px; font-size: 1rem;
}
.btn:hover { background: var(--brand-dark); text-decoration: none; color: #fff; }
.btn-outline {
  background: #fff; color: var(--brand); border: 2px solid var(--brand);
}
.btn-outline:hover { background: var(--brand-light); color: var(--brand-dark); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--brand-light), #fff);
  padding: 64px 0;
  text-align: center;
}
.hero h1 { font-size: 2.4rem; margin: 0 0 12px; }
.hero p { color: var(--muted); font-size: 1.1rem; max-width: 640px; margin: 0 auto 24px; }

/* Sections */
.section { padding: 48px 0; }
.section h2 { text-align: center; margin-bottom: 8px; }
.section .sub { text-align: center; color: var(--muted); margin-bottom: 32px; }

/* Product grid */
.grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 28px;
}
.card {
  border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; background: #fff;
  display: flex; flex-direction: column;
  transition: box-shadow 0.2s ease;
}
.card:hover { box-shadow: 0 8px 24px rgba(0,0,0,0.08); }
.card img { border-radius: 0; aspect-ratio: 3/2; object-fit: cover; width: 100%; }
.card-body { padding: 18px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.card-body h3 { margin: 0; font-size: 1.05rem; }
.price { font-size: 1.35rem; font-weight: 800; color: var(--brand-dark); }
.card-actions { margin-top: auto; display: flex; gap: 10px; flex-wrap: wrap; }

/* Trust badges */
.badges {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px; margin-top: 12px;
}
.badge {
  background: var(--soft); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 22px; text-align: center;
}
.badge .icon { font-size: 2rem; }
.badge h3 { margin: 10px 0 6px; font-size: 1.05rem; }
.badge p { margin: 0; color: var(--muted); font-size: 0.95rem; }

/* Product detail */
.product-detail {
  display: grid; grid-template-columns: 1fr 1fr; gap: 40px;
  padding: 48px 0; align-items: start;
}
.product-detail h1 { margin-top: 0; }
.qty-row { display: flex; align-items: center; gap: 12px; margin: 20px 0; }
.qty-row input {
  width: 70px; padding: 10px; font-size: 1rem; text-align: center;
  border: 1px solid var(--border); border-radius: 8px;
}
.buy-row { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.secure-note { color: var(--muted); font-size: 0.9rem; }
.added-msg { color: var(--brand-dark); font-weight: 700; margin-top: 10px; display: none; }

/* Cart */
.cart-line {
  display: grid; grid-template-columns: 110px 1fr auto;
  gap: 18px; align-items: center;
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px; margin-bottom: 16px;
}
.cart-line img { width: 110px; aspect-ratio: 3/2; object-fit: cover; }
.cart-line h3 { margin: 0 0 6px; font-size: 1rem; }
.qty-controls { display: flex; align-items: center; gap: 10px; margin: 8px 0; }
.qty-controls button {
  width: 32px; height: 32px; border-radius: 8px;
  border: 1px solid var(--border); background: #fff; font-size: 1.1rem; cursor: pointer;
}
.line-total { font-weight: 800; font-size: 1.1rem; }
.remove-btn { background: none; border: 0; color: var(--danger); cursor: pointer; font-size: 0.9rem; padding: 0; }
.cart-summary {
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: 24px; margin-top: 8px; background: var(--soft);
}
.cart-summary .total-row {
  display: flex; justify-content: space-between;
  font-size: 1.25rem; font-weight: 800; margin-bottom: 16px;
}
.empty-cart { text-align: center; padding: 60px 0; color: var(--muted); }

/* Forms */
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-weight: 600; margin-bottom: 6px; }
.form-group input, .form-group textarea {
  width: 100%; padding: 12px; font-size: 1rem;
  border: 1px solid var(--border); border-radius: 8px; font-family: inherit;
}
.form-group textarea { min-height: 140px; resize: vertical; }
.narrow { max-width: 640px; margin: 0 auto; }

/* Policy pages */
.policy { padding: 48px 0; }
.policy h1 { margin-top: 0; }
.policy h2 { margin-top: 32px; }
.policy .updated { color: var(--muted); font-size: 0.9rem; }

/* Footer */
.site-footer { background: var(--ink); color: #d1d5db; margin-top: 48px; }
.footer-inner {
  display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap;
  padding-top: 36px; padding-bottom: 24px;
}
.footer-inner strong { color: #fff; }
.footer-inner a { color: #d1d5db; }
.footer-links { display: flex; gap: 20px; flex-wrap: wrap; align-items: flex-start; }
.copyright { border-top: 1px solid #374151; padding: 16px 20px; font-size: 0.85rem; color: #9ca3af; }

@media (max-width: 720px) {
  .hero h1 { font-size: 1.8rem; }
  .product-detail { grid-template-columns: 1fr; }
  .cart-line { grid-template-columns: 80px 1fr; }
  .cart-line .line-actions { grid-column: 1 / -1; }
  .nav { gap: 14px; font-size: 0.95rem; }
  .header-inner { flex-wrap: wrap; gap: 10px; }
}