/* ==========================================
   SHARED UI COMPONENTS & CARDS
   ========================================== */

/* Buttons */
.btn-primary {
  background: var(--science); color: #fff; padding: 12px 24px; border-radius: 100px; font-weight: 600; font-size: 14px;
  display: inline-flex; align-items: center; gap: 8px; transition: background .25s, transform .25s, box-shadow .25s;
  box-shadow: 0 8px 20px -8px rgba(236,85,152,0.55);
}
.btn-primary:hover { background: var(--science-2); transform: translateY(-2px); box-shadow: 0 12px 24px -8px rgba(236,85,152,0.6); }

.btn-ghost {
  padding: 12px 22px; border-radius: 100px; font-weight: 600; font-size: 14px; border: 1.5px solid var(--line);
  background: rgba(255,255,255,0.6); transition: border-color .25s, background .25s;
}
.btn-ghost:hover { border-color: var(--science); background: #fff; }

/* Section Headers */
section { padding: 110px 0; }
.section-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; margin-bottom: 52px; }
.eyebrow { font-family: var(--mono); font-size: 11.5px; letter-spacing: .09em; text-transform: uppercase; color: var(--teal-dark); margin-bottom: 14px; display: block; }
.section-head h2 { font-family: var(--display); font-size: clamp(28px, 3.2vw, 42px); font-weight: 700; letter-spacing: -0.015em; line-height: 1.1; max-width: 600px; }
.section-head p { font-size: 15.5px; color: rgba(18,18,18,0.6); max-width: 340px; line-height: 1.6; }
@media (max-width: 768px) { .section-head { flex-direction: column; align-items: flex-start; } section { padding: 70px 0; } }

/* Product Cards Grid */
.product-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; }
.product-card {
  background: #fff; border-radius: 18px; border: 1px solid var(--line); overflow: hidden;
  transition: transform .45s var(--ease), box-shadow .45s var(--ease); position: relative;
}
.product-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.product-media {
  position: relative; aspect-ratio: 1/1; background: linear-gradient(155deg, var(--foam), #e8f0f6);
  display: flex; align-items: center; justify-content: center; overflow: hidden;
}
.product-media .bottle-mock { width: 46%; transition: transform .5s var(--ease); filter: drop-shadow(0 18px 24px rgba(18,18,18,0.18)); }
.product-card:hover .bottle-mock { transform: translateY(-8px) scale(1.04); }
.product-tag {
  position: absolute; top: 14px; left: 14px; background: var(--teal); color: #fff; font-size: 10.5px; font-weight: 700;
  font-family: var(--mono); padding: 5px 10px; border-radius: 6px; letter-spacing: .03em; text-transform: uppercase; z-index: 2;
}
.product-wish {
  position: absolute; top: 14px; right: 14px; width: 36px; height: 36px; border-radius: 50%; background: #fff;
  display: flex; align-items: center; justify-content: center; box-shadow: 0 6px 14px -6px rgba(18,18,18,0.2);
  opacity: 0; transform: translateY(-6px); transition: opacity .3s, transform .3s; z-index: 2;
}
.product-card:hover .product-wish, .product-wish.active { opacity: 1; transform: translateY(0); }
.product-wish svg { width: 16px; height: 16px; color: var(--science); transition: fill .2s, color .2s; }
.product-wish.active svg { fill: #C6494A; stroke: #C6494A; color: #C6494A; }
@media (hover: none) { .product-wish { opacity: 1; transform: translateY(0); } }
.product-cart-fly {
  position: absolute; left: 14px; right: 14px; bottom: 14px; background: var(--ink); color: #fff;
  padding: 12px; border-radius: 10px; font-size: 13px; font-weight: 600; text-align: center;
  display: flex; align-items: center; justify-content: center; gap: 8px;
  transform: translateY(60px); opacity: 0; transition: transform .35s var(--ease), opacity .35s var(--ease); z-index: 2;
}
.product-card:hover .product-cart-fly { transform: translateY(0); opacity: 1; }
.product-cart-fly:hover { background: var(--science); }
.product-body { padding: 20px; }
.product-cat { font-size: 11px; color: rgba(18,18,18,0.5); text-transform: uppercase; letter-spacing: .06em; font-family: var(--mono); }
.product-body h3 { font-family: var(--display); font-size: 16.5px; font-weight: 600; margin: 6px 0 10px; line-height: 1.3; }
.product-actives { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 14px; }
.product-actives .pill {
  font-family: var(--mono); font-size: 10px; color: var(--science); background: var(--foam);
  padding: 4px 8px; border-radius: 6px; border: 1px solid var(--line);
}
.product-price { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.product-price .price { font-family: var(--display); font-size: 19px; font-weight: 700; color: var(--ink); }
.product-price .price-old { font-size: 14px; color: rgba(18,18,18,0.4); text-decoration: line-through; }
.product-badge-sale {
  position: absolute; top: 14px; left: 14px; background: var(--science); color: #fff; font-size: 10.5px; font-weight: 700;
  padding: 5px 10px; border-radius: 6px; letter-spacing: .03em; text-transform: uppercase; z-index: 2;
}
.stars { display: flex; gap: 2px; }
.stars svg { width: 13px; height: 13px; color: #F5B942; }

@media (max-width: 1024px) { .product-grid { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 640px) { .product-grid { grid-template-columns: 1fr 1fr; gap: 14px; } }

/* Scroll Reveal Animations */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.in { opacity: 1; transform: translateY(0); }
.reveal-stagger > * { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal-stagger.in > * { opacity: 1; transform: translateY(0); }
.reveal-stagger.in > *:nth-child(1) { transition-delay: .05s; }
.reveal-stagger.in > *:nth-child(2) { transition-delay: .12s; }
.reveal-stagger.in > *:nth-child(3) { transition-delay: .19s; }
.reveal-stagger.in > *:nth-child(4) { transition-delay: .26s; }
.reveal-stagger.in > *:nth-child(5) { transition-delay: .33s; }
.reveal-stagger.in > *:nth-child(6) { transition-delay: .40s; }

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
}