/* ============================================
   Maison Infusion - Premium Tea Shop Design System
   Complete Graphics Overhaul with Lush Green Palette
   ============================================ */

:root {
  /* Primary Green Palette - Natural & Lush */
  --green-50: #F0F7F3;
  --green-100: #D4EFE6;
  --green-200: #A8DCCD;
  --green-300: #7CC9B4;
  --green-400: #51B69B;
  --green-500: #2FA382;
  --green-600: #25876B;
  --green-700: #1B6B54;
  --green-800: #11503D;
  --green-900: #0A3828;

  /* Accent & Supporting Colors */
  --cream: #FFFBF6;
  --sand: #F5EFE7;
  --gold: #D4AF37;
  --text-dark: #1A1A1A;
  --text-light: #666666;
  --border-color: #E8E8E8;

  /* Spacing & Sizing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;

  /* Typography */
  --font-serif: 'Playfair Display', serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-size-lg: 1.125rem;
  --font-size-base: 1rem;
  --font-size-sm: 0.875rem;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 10px 30px rgba(47, 163, 130, 0.12);
  --shadow-xl: 0 20px 50px rgba(47, 163, 130, 0.15);

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   GLOBAL STYLES
   ============================================ */

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
}

body {
  font-family: var(--font-sans);
  background: linear-gradient(135deg, var(--cream) 0%, var(--green-50) 100%);
  color: var(--text-dark);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-lg);
  color: var(--green-900);
}

h1 { font-size: 3rem; }
h2 { font-size: 2.2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

a {
  color: var(--green-600);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--green-700);
  text-decoration: underline;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

/* ============================================
   NAVBAR / HEADER
   ============================================ */

.navbar {
  background: linear-gradient(90deg, rgba(255, 251, 246, 0.95) 0%, rgba(240, 247, 243, 0.95) 100%);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  padding: var(--spacing-md) 0;
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--green-700);
  transition: transform var(--transition-fast);
}

.navbar-brand:hover {
  transform: translateY(-2px);
  color: var(--green-800);
}

.brand-logo {
  height: 50px;
  width: auto;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.08));
  transition: filter var(--transition-fast);
}

.navbar-brand:hover .brand-logo {
  filter: drop-shadow(0 3px 8px rgba(47, 163, 130, 0.2));
}

.nav-link {
  color: var(--text-dark);
  font-weight: 500;
  position: relative;
  transition: color var(--transition-fast);
  padding: var(--spacing-md) 0 !important;
  margin: 0 var(--spacing-md) !important;
}

.nav-link::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: 0;
  left: 0;
  background: linear-gradient(90deg, var(--green-500), var(--green-600));
  transition: width var(--transition-fast);
}

.nav-link:hover::after {
  width: 100%;
}

.nav-link:hover {
  color: var(--green-700);
}

.nav-link.active {
  color: var(--green-700);
}

.nav-link.active::after {
  width: 100%;
}

.dropdown-menu {
  border: none;
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  background: var(--cream);
  animation: slideDown var(--transition-fast) ease-out;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.dropdown-item:hover {
  background: var(--green-100);
  color: var(--green-700);
}

.form-control {
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: var(--spacing-md) var(--spacing-lg);
  font-size: var(--font-size-base);
  transition: all var(--transition-fast);
}

.form-control:focus {
  border-color: var(--green-500);
  box-shadow: 0 0 0 3px rgba(47, 163, 130, 0.1);
  outline: none;
}

.btn {
  border-radius: 8px;
  font-weight: 600;
  padding: var(--spacing-md) var(--spacing-lg);
  transition: all var(--transition-fast);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: 0.875rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--green-600) 0%, var(--green-700) 100%);
  border: none;
  box-shadow: var(--shadow-md);
  color: white !important;
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--green-700) 0%, var(--green-800) 100%);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: var(--shadow-md);
}

.btn-outline-primary {
  border: 2px solid var(--green-600);
  color: var(--green-600);
}

.btn-outline-primary:hover {
  background: var(--green-50);
  color: var(--green-700);
  border-color: var(--green-700);
}

.btn-outline-secondary {
  border: 2px solid var(--text-light);
  color: var(--text-light);
}

.btn-outline-secondary:hover {
  background: var(--sand);
  color: var(--green-700);
  border-color: var(--green-600);
}

.btn-light {
  background: transparent;
  border: none;
  color: var(--text-dark);
}

.btn-light:hover {
  background: var(--green-100);
  color: var(--green-700);
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero-section {
  background: linear-gradient(
    135deg,
    rgba(47, 163, 130, 0.08) 0%,
    rgba(37, 135, 107, 0.08) 50%,
    rgba(11, 80, 61, 0.04) 100%
  ), 
  url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 600"><defs><pattern id="tea-leaves" x="0" y="0" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M50,20 Q60,40 50,60 Q40,40 50,20" fill="rgba(47,163,130,0.05)" opacity="0.3"/><path d="M80,30 Q85,50 75,65 Q70,45 80,30" fill="rgba(47,163,130,0.04)" opacity="0.2"/></pattern></defs><rect width="1200" height="600" fill="%23F5EFE7"/><rect width="1200" height="600" fill="url(%23tea-leaves)"/></svg>') center/cover;
  padding: 100px 0;
  position: relative;
  overflow: hidden;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(47, 163, 130, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-section .display-3 {
  font-size: 3.5rem;
  color: var(--green-900);
  margin-bottom: var(--spacing-lg);
  animation: fadeInUp 800ms ease-out forwards;
}

.hero-section .lead {
  font-size: 1.35rem;
  color: var(--text-light);
  margin-bottom: var(--spacing-xl);
  animation: fadeInUp 800ms ease-out 150ms forwards;
  max-width: 600px;
}

.hero-section .btn {
  animation: fadeInUp 800ms ease-out 300ms forwards;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ============================================
   FEATURE SECTION
   ============================================ */

.feature-tile {
  text-align: center;
  padding: var(--spacing-xl);
  border-radius: 12px;
  background: var(--cream);
  transition: all var(--transition-base);
  border: 1px solid var(--border-color);
}

.feature-tile:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  background: linear-gradient(135deg, var(--cream) 0%, var(--green-50) 100%);
  border-color: var(--green-300);
}

.feature-tile i {
  font-size: 3rem;
  color: var(--green-600);
  margin-bottom: var(--spacing-lg);
  transition: transform var(--transition-base);
}

.feature-tile:hover i {
  transform: scale(1.1) rotate(5deg);
  color: var(--green-700);
}

.feature-tile h3 {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-md);
  color: var(--green-800);
}

.feature-tile p {
  color: var(--text-light);
  font-size: var(--font-size-sm);
}

/* ============================================
   PRODUCT CARDS
   ============================================ */

.card-product {
  border: none;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  background: var(--cream);
  position: relative;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.card-product::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--green-600), var(--green-500));
  opacity: 0;
  transition: opacity var(--transition-fast);
}

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

.card-product:hover {
  transform: translateY(-12px);
  box-shadow: var(--shadow-xl);
}

.card-product .card-img-top {
  height: 240px;
  object-fit: cover;
  transition: transform var(--transition-slow);
  position: relative;
}

.card-product:hover .card-img-top {
  transform: scale(1.08);
}

.card-product .card-body {
  padding: var(--spacing-lg);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.card-product .card-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--green-900);
  margin-bottom: var(--spacing-md);
  line-height: 1.4;
}

.card-product .rating {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.card-product .rating i {
  font-size: 0.875rem;
}

.card-product .rating i.bi-star-fill {
  color: var(--gold);
}

.card-product .rating i.bi-star {
  color: #ddd;
}

.card-product .rating-count {
  font-size: var(--font-size-sm);
  color: var(--text-light);
}

.card-product .price-group {
  margin-bottom: var(--spacing-md);
  flex-grow: 1;
  display: flex;
  align-items: flex-end;
}

.card-product .price {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--green-600);
}

.card-product .old-price {
  font-size: var(--font-size-sm);
  color: var(--text-light);
  text-decoration: line-through;
  margin-right: var(--spacing-md);
}

.card-product .badge {
  position: absolute;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  background: linear-gradient(135deg, var(--green-600), var(--green-700));
  color: white;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: 6px;
  font-size: var(--font-size-sm);
  font-weight: 600;
  box-shadow: var(--shadow-md);
  z-index: 10;
}

.card-product .btn {
  margin-top: auto;
  transition: all var(--transition-fast);
}

/* ============================================
   PRODUCT DETAIL PAGE
   ============================================ */

.product-detail {
  padding: var(--spacing-2xl) 0;
}

.product-detail .product-image {
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  margin-bottom: var(--spacing-xl);
}

.product-detail .product-image img {
  width: 100%;
  height: auto;
  display: block;
}

.product-detail h1 {
  color: var(--green-900);
  margin-bottom: var(--spacing-lg);
}

.product-detail .product-price {
  font-size: 2rem;
  font-weight: 700;
  color: var(--green-600);
  margin-bottom: var(--spacing-md);
}

.product-detail .product-description {
  color: var(--text-light);
  font-size: 1.1rem;
  line-height: 1.8;
  margin-bottom: var(--spacing-xl);
}

.product-detail .product-meta {
  background: var(--green-50);
  padding: var(--spacing-lg);
  border-radius: 8px;
  margin-bottom: var(--spacing-xl);
  border-left: 4px solid var(--green-600);
}

.product-detail .product-meta p {
  margin-bottom: var(--spacing-md);
  color: var(--text-dark);
}

.product-detail .product-meta strong {
  color: var(--green-700);
}

/* ============================================
   CART PAGE
   ============================================ */

.cart-section {
  padding: var(--spacing-2xl) 0;
}

.cart-table {
  background: var(--cream);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.cart-table table {
  margin-bottom: 0;
}

.cart-table thead {
  background: linear-gradient(90deg, var(--green-50), var(--green-100));
  border-bottom: 2px solid var(--border-color);
}

.cart-table th {
  color: var(--green-900);
  font-weight: 600;
  padding: var(--spacing-lg);
  text-transform: uppercase;
  font-size: var(--font-size-sm);
  letter-spacing: 0.5px;
}

.cart-table td {
  padding: var(--spacing-lg);
  vertical-align: middle;
  border-bottom: 1px solid var(--border-color);
}

.cart-table tr:last-child td {
  border-bottom: none;
}

.cart-item-image {
  width: 80px;
  height: 80px;
  border-radius: 6px;
  object-fit: cover;
  box-shadow: var(--shadow-sm);
}

.mini-cart {
  min-width: 280px;
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
}

.mini-cart .empty {
  padding: var(--spacing-xl);
  text-align: center;
  color: var(--text-light);
}

/* ============================================
   FOOTER
   ============================================ */

footer {
  background: linear-gradient(135deg, var(--green-900) 0%, var(--green-800) 100%);
  color: var(--cream);
  padding: var(--spacing-2xl) 0 var(--spacing-xl);
  margin-top: var(--spacing-2xl);
  border-top: 4px solid var(--green-600);
}

footer h4 {
  color: var(--green-100);
  margin-bottom: var(--spacing-lg);
}

footer p {
  color: rgba(255, 251, 246, 0.8);
  font-size: var(--font-size-sm);
  line-height: 1.8;
}

footer a {
  color: var(--green-200);
  transition: color var(--transition-fast);
  text-decoration: none;
}

footer a:hover {
  color: var(--green-100);
  text-decoration: underline;
}

footer .social-links {
  display: flex;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

footer .social-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 251, 246, 0.1);
  transition: all var(--transition-fast);
}

footer .social-links a:hover {
  background: var(--green-600);
  transform: translateY(-3px);
  text-decoration: none;
}

footer hr {
  border-color: rgba(255, 251, 246, 0.1);
  margin: var(--spacing-xl) 0;
}

footer .copyright {
  text-align: center;
  color: rgba(255, 251, 246, 0.6);
  font-size: var(--font-size-sm);
  padding-top: var(--spacing-lg);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

@media (max-width: 768px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.6rem; }
  h3 { font-size: 1.25rem; }

  .hero-section .display-3 {
    font-size: 2rem;
  }

  .hero-section .lead {
    font-size: 1rem;
  }

  .card-product .card-img-top {
    height: 180px;
  }

  .nav-link {
    margin: 0 var(--spacing-sm) !important;
  }

  .navbar-brand {
    font-size: 1.25rem;
  }

  .btn {
    width: 100%;
  }
}

/* ============================================
   ANIMATIONS & UTILITIES
   ============================================ */

.fade-in {
  animation: fadeIn 600ms ease-out;
}

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

.glass-effect {
  background: linear-gradient(135deg, rgba(255, 251, 246, 0.8), rgba(240, 247, 243, 0.8));
  backdrop-filter: blur(10px);
  border: 1px solid rgba(47, 163, 130, 0.1);
  border-radius: 12px;
}

.text-gradient {
  background: linear-gradient(135deg, var(--green-600), var(--green-700));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ============================================
   TEA SHOP SPECIFIC STYLES
   ============================================ */

.tea-category-card {
  background: var(--cream);
  border-radius: 12px;
  padding: var(--spacing-lg);
  text-align: center;
  transition: all var(--transition-base);
  border: 2px solid var(--border-color);
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.tea-category-card:hover {
  border-color: var(--green-600);
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
}

.tea-category-card .category-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
  transition: transform var(--transition-base);
}

.tea-category-card:hover .category-icon {
  transform: scale(1.2) rotate(10deg);
}

.tea-category-card h4 {
  font-size: 1.25rem;
  color: var(--green-900);
  margin-bottom: var(--spacing-md);
}

.tea-category-card a {
  color: var(--green-600);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: color var(--transition-fast);
}

.tea-category-card:hover a {
  color: var(--green-700);
}

.testimonial-card {
  background: var(--cream);
  border-radius: 12px;
  padding: var(--spacing-lg);
  border: 1px solid var(--border-color);
  height: 100%;
  transition: all var(--transition-base);
}

.testimonial-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.testimonial-card .stars {
  font-size: 0.875rem;
  color: var(--gold);
}

.testimonial-card .stars i {
  margin-right: 2px;
}

.testimonial-card p.italic {
  font-style: italic;
  color: var(--text-light);
  line-height: 1.6;
}

/* Tea colors for text highlights */
.text-success {
  color: var(--green-600) !important;
}

a.text-success:hover {
  color: var(--green-700) !important;
}