/* INCELLDERM Static Site — Custom Styles */

:root {
  --primary: #1C1917;
  --secondary: #78716C;
  --accent: #B8977E;
  --accent-warm: #C9A87C;
  --bg-primary: #FAFAF9;
  --bg-secondary: #F5F5F4;
  --bg-hero: #1C1917;
  --cta-line: #06C755;
  --cta-shop: #1C1917;
  --text-primary: #0C0A09;
  --text-light: #FAFAF9;
  --border: #E7E5E4;
}

/* Typography */
@import url('https://fonts.googleapis.com/css2?family=Cormorant:wght@400;500;600;700&family=Noto+Sans+TC:wght@300;400;500;700&display=swap');

body {
  font-family: 'Noto Sans TC', sans-serif;
  font-weight: 400;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  -webkit-font-smoothing: antialiased;
}

.font-serif {
  font-family: 'Cormorant', serif;
}

.tracking-brand {
  letter-spacing: 0.1em;
}

/* Navbar */
.navbar {
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background: rgba(250, 250, 249, 0.85);
  transition: box-shadow 0.3s ease;
}

.navbar.scrolled {
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

/* Product Card */
.product-card {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.product-card:hover {
  transform: scale(1.02);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
}

.product-card img {
  transition: transform 0.5s ease;
}

.product-card:hover img {
  transform: scale(1.05);
}

/* CTA Buttons */
.btn-line {
  background-color: var(--cta-line);
  color: white;
  transition: all 0.2s ease;
}

.btn-line:hover {
  background-color: #05b64c;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(6, 199, 85, 0.3);
}

.btn-shop {
  background-color: var(--cta-shop);
  color: white;
  transition: all 0.2s ease;
}

.btn-shop:hover {
  background-color: #292524;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(28, 25, 23, 0.3);
}

/* Section fade-in animation */
.fade-section {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-section.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Hero gradient overlay */
.hero-overlay {
  background: linear-gradient(135deg, rgba(28, 25, 23, 0.92) 0%, rgba(28, 25, 23, 0.7) 100%);
}

/* Divider */
.divider {
  border-top: 1px solid var(--border);
}

/* Mobile menu */
.mobile-menu {
  transform: translateX(100%);
  transition: transform 0.3s ease;
}

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

/* Ingredient card */
.ingredient-card {
  border: 1px solid var(--border);
  transition: border-color 0.3s ease;
}

.ingredient-card:hover {
  border-color: var(--accent);
}

/* Smooth scroll */
html {
  scroll-behavior: smooth;
}

/* Image aspect ratio helper */
.aspect-product {
  aspect-ratio: 5 / 6;
  object-fit: cover;
}