@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@300;400;500;600;700;800&display=swap');

/* --- CUSTOM PROPERTIES & THEMES --- */
:root {
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  /* Default Theme: Ocean Dark */
  --bg-primary: #080c16;
  --bg-secondary: #0c1222;
  --bg-surface: rgba(18, 28, 51, 0.45);
  --bg-glass: rgba(12, 18, 34, 0.7);
  --bg-glass-card: rgba(18, 28, 51, 0.35);
  --border-glass: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(45, 212, 191, 0.4);
  
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  --color-primary: #0284c7;
  --color-primary-rgb: 2, 132, 199;
  --color-accent: #0d9488;
  --color-accent-rgb: 13, 148, 136;
  --color-accent-light: #2dd4bf;
  
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.15), 0 2px 4px -1px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.15);
  --shadow-glass: 0 8px 32px 0 rgba(0, 0, 0, 0.4);
  
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 32px;
  
  --glow-accent: 0 0 15px rgba(45, 212, 191, 0.3);
  --glow-primary: 0 0 15px rgba(2, 132, 199, 0.35);
  --glow-text: 0 2px 10px rgba(45, 212, 191, 0.3);
  
  --header-height: 80px;
}

[data-theme="light"] {
  /* Ocean Light Theme */
  --bg-primary: #f1f5f9;
  --bg-secondary: #ffffff;
  --bg-surface: rgba(255, 255, 255, 0.7);
  --bg-glass: rgba(255, 255, 255, 0.75);
  --bg-glass-card: rgba(255, 255, 255, 0.6);
  --border-glass: rgba(15, 23, 42, 0.08);
  --border-hover: rgba(2, 132, 199, 0.5);
  
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  
  --color-primary: #0284c7;
  --color-accent: #007a8c;
  --color-accent-light: #0284c7;
  
  --shadow-glass: 0 8px 32px 0 rgba(31, 38, 135, 0.08);
  --glow-accent: 0 0 15px rgba(0, 122, 140, 0.15);
  --glow-primary: 0 0 15px rgba(2, 132, 199, 0.15);
  --glow-text: none;
}

/* --- RESET & BASIC STYLES --- */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  letter-spacing: -0.02em;
}

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

button, input, select {
  font-family: inherit;
  font-size: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  transition: all var(--transition-normal);
}

/* --- CUSTOM SCROLLBAR --- */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--bg-surface);
  border-radius: var(--radius-sm);
  border: 2px solid var(--bg-primary);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* --- REUSABLE UTILITIES & GLASSMORPHISM --- */
.glass-panel {
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-glass);
}

.glass-card {
  background: var(--bg-glass-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: border-color var(--transition-normal), transform var(--transition-normal), box-shadow var(--transition-normal);
}

.glass-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg), var(--glow-accent);
}

.container {
  max-width: 1300px;
  margin: 0 auto;
  padding: 0 24px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-weight: 500;
  transition: all var(--transition-normal);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: #ffffff;
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg), var(--glow-primary);
  opacity: 0.95;
}

.btn-secondary {
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  color: var(--text-primary);
}

.btn-secondary:hover {
  background: var(--bg-glass);
  border-color: var(--text-muted);
  transform: translateY(-2px);
}

.section-header {
  margin-bottom: 40px;
  text-align: center;
}

.section-title {
  font-size: 2.5rem;
  margin-bottom: 12px;
  background: linear-gradient(135deg, var(--text-primary) 50%, var(--color-accent-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-desc {
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

.badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 99px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge-new {
  background: rgba(45, 212, 191, 0.15);
  color: var(--color-accent-light);
  border: 1px solid rgba(45, 212, 191, 0.3);
}

/* --- HEADER / NAVIGATION --- */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 100;
  transition: background-color var(--transition-normal), border-bottom var(--transition-normal);
}

header.scrolled {
  background: var(--bg-glass);
  border-bottom: 1px solid var(--border-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  height: 70px;
}

header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.03em;
}

.logo i {
  color: var(--color-accent-light);
  font-size: 1.8rem;
  text-shadow: var(--glow-text);
  animation: float-logo 4s ease-in-out infinite;
}

.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
  padding: 8px 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent-light);
  transition: width var(--transition-normal);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text-primary);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.search-bar-container {
  position: relative;
}

.search-bar {
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 8px 16px 8px 38px;
  color: var(--text-primary);
  width: 200px;
  transition: all var(--transition-normal);
}

.search-bar:focus {
  outline: none;
  width: 280px;
  border-color: var(--color-accent-light);
  box-shadow: 0 0 10px rgba(45, 212, 191, 0.15);
}

.search-bar-container i {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

.action-icon {
  position: relative;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  font-size: 1.2rem;
}

.action-icon:hover {
  background: var(--bg-glass);
  border-color: var(--text-muted);
  color: var(--color-accent-light);
}

.cart-badge {
  position: absolute;
  top: -6px;
  right: -6px;
  background: var(--color-accent-light);
  color: #000000;
  font-size: 0.7rem;
  font-weight: 700;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 8px rgba(45, 212, 191, 0.6);
  transition: transform var(--transition-fast);
}

.cart-badge.bump {
  transform: scale(1.3);
}

/* --- HERO SECTION --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-height);
  background-image: linear-gradient(to bottom, rgba(8, 12, 22, 0.4), var(--bg-primary)), url('images/hero_banner.png');
  background-size: cover;
  background-position: center;
  overflow: hidden;
  transition: background-image var(--transition-slow);
}

[data-theme="light"] .hero {
  background-image: linear-gradient(to bottom, rgba(241, 245, 249, 0.5), var(--bg-primary)), url('images/hero_banner.png');
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 70% 30%, rgba(13, 148, 136, 0.1), transparent 50%);
  pointer-events: none;
}

.hero-content {
  max-width: 650px;
  position: relative;
  z-index: 2;
}

.hero-tag {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-accent-light);
  margin-bottom: 16px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
}

.hero-tag span {
  width: 20px;
  height: 2px;
  background: var(--color-accent-light);
  display: inline-block;
}

.hero h1 {
  font-size: 4rem;
  line-height: 1.1;
  font-weight: 800;
  margin-bottom: 24px;
  background: linear-gradient(135deg, #ffffff 40%, var(--color-accent-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

[data-theme="light"] .hero h1 {
  background: linear-gradient(135deg, #0f172a 40%, #007a8c);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  font-size: 1.15rem;
  color: var(--text-secondary);
  margin-bottom: 40px;
  line-height: 1.8;
}

.hero-buttons {
  display: flex;
  gap: 16px;
}

/* --- VALUES / KEY FEATURES --- */
.features-section {
  padding: 60px 0;
  position: relative;
  z-index: 5;
  margin-top: -80px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.feature-card {
  padding: 32px;
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.feature-icon {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-md);
  background: rgba(45, 212, 191, 0.1);
  color: var(--color-accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  border: 1px solid rgba(45, 212, 191, 0.2);
}

.feature-info h3 {
  font-size: 1.2rem;
  margin-bottom: 8px;
}

.feature-info p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* --- CATEGORIES SECTION --- */
.categories-section {
  padding: 100px 0;
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.category-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 180px;
  cursor: pointer;
  border: 1px solid var(--border-glass);
}

.category-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.category-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(8, 12, 22, 0.95) 20%, rgba(8, 12, 22, 0.3) 70%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
  z-index: 2;
  transition: background var(--transition-normal);
}

[data-theme="light"] .category-overlay {
  background: linear-gradient(to top, rgba(255, 255, 255, 0.98) 10%, rgba(255, 255, 255, 0.4) 70%);
}

.category-card h3 {
  font-size: 1.4rem;
  margin-bottom: 4px;
  color: var(--text-primary);
  font-weight: 700;
}

.category-card p {
  font-size: 0.85rem;
  color: var(--color-accent-light);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 4px;
  transform: translateY(10px);
  opacity: 0;
  transition: transform var(--transition-normal), opacity var(--transition-normal);
}

.category-card:hover .category-img {
  transform: scale(1.1);
}

.category-card:hover .category-overlay {
  background: linear-gradient(to top, rgba(8, 12, 22, 0.98) 30%, rgba(8, 12, 22, 0.2) 70%);
}

[data-theme="light"] .category-card:hover .category-overlay {
  background: linear-gradient(to top, rgba(255, 255, 255, 1) 30%, rgba(255, 255, 255, 0.3) 70%);
}

.category-card:hover p {
  transform: translateY(0);
  opacity: 1;
}

.category-card.active {
  border-color: var(--color-accent-light);
  box-shadow: var(--glow-accent);
}

.category-card.active p {
  transform: translateY(0);
  opacity: 1;
}

/* --- PRODUCTS GRID SECTION --- */
.products-section {
  padding: 60px 0 100px 0;
}

.filter-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
  flex-wrap: wrap;
  gap: 16px;
}

.filter-tabs {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.filter-tab {
  padding: 8px 16px;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  border: 1px solid var(--border-glass);
  background: var(--bg-surface);
}

.filter-tab:hover,
.filter-tab.active {
  background: var(--bg-glass);
  border-color: var(--color-accent-light);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 30px;
  min-height: 350px;
}

.product-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.product-img-container {
  position: relative;
  width: 100%;
  height: 240px;
  overflow: hidden;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  background: var(--bg-secondary);
}

.product-img-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

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

.product-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  z-index: 2;
}

.product-details-link {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(8, 12, 22, 0.4);
  opacity: 0;
  transition: opacity var(--transition-normal);
  z-index: 1;
}

.product-card:hover .product-details-link {
  opacity: 1;
}

.view-details-btn {
  background: var(--bg-glass);
  color: var(--text-primary);
  border: 1px solid var(--border-glass);
  padding: 8px 16px;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  font-weight: 600;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.view-details-btn:hover {
  background: var(--color-accent);
  border-color: var(--color-accent-light);
  color: #ffffff;
}

.product-info {
  padding: 24px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.product-cat {
  font-size: 0.8rem;
  color: var(--color-accent-light);
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

.product-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
  line-height: 1.3;
}

.product-rating {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-bottom: 16px;
  font-size: 0.85rem;
}

.product-rating i {
  color: var(--color-warning);
}

.product-rating span {
  color: var(--text-secondary);
}

.product-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--border-glass);
}

.product-price {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
}

.add-to-cart-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.add-to-cart-btn:hover {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  border-color: var(--color-accent-light);
  color: #ffffff;
  transform: scale(1.05);
}

.no-products-msg {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 0;
  color: var(--text-secondary);
}

.no-products-msg i {
  font-size: 3rem;
  color: var(--text-muted);
  margin-bottom: 16px;
}

/* --- SHOPPING CART DRAWER (POPOVER) --- */
[popover] {
  border: none;
  background: none;
  color: inherit;
}

#cart-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  max-width: 440px;
  height: 100vh;
  margin: 0 0 0 auto;
  display: flex;
  flex-direction: column;
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
  transform: translateX(100%);
  transition: transform var(--transition-normal) allow-discrete, display var(--transition-normal) allow-discrete;
}

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

@starting-style {
  #cart-drawer:popover-open {
    transform: translateX(100%);
  }
}

/* Fallback class for popover styling (used in combination with :popover-open) */
#cart-drawer:is(:popover-open, .\:popover-open) {
  display: flex;
}

#cart-drawer::backdrop {
  background: rgba(5, 8, 16, 0.6);
  backdrop-filter: blur(8px);
  opacity: 0;
  transition: opacity var(--transition-normal) allow-discrete;
}

#cart-drawer:popover-open::backdrop {
  opacity: 1;
}

@starting-style {
  #cart-drawer:popover-open::backdrop {
    opacity: 0;
  }
}

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

.cart-header h2 {
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  gap: 10px;
}

.cart-header h2 i {
  color: var(--color-accent-light);
}

.close-cart-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-glass);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.close-cart-btn:hover {
  background: var(--bg-surface);
  border-color: var(--color-danger);
  color: var(--color-danger);
}

.cart-items-container {
  flex-grow: 1;
  overflow-y: auto;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.empty-cart-msg {
  text-align: center;
  color: var(--text-secondary);
  margin: auto 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.empty-cart-msg i {
  font-size: 4rem;
  color: var(--text-muted);
}

.cart-item {
  display: flex;
  gap: 16px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-glass);
}

.cart-item-img {
  width: 70px;
  height: 70px;
  border-radius: var(--radius-md);
  object-fit: cover;
  background: var(--bg-secondary);
}

.cart-item-details {
  flex-grow: 1;
}

.cart-item-title {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 4px;
  line-height: 1.3;
}

.cart-item-price {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-accent-light);
  margin-bottom: 10px;
}

.cart-item-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.quantity-selector {
  display: flex;
  align-items: center;
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  background: var(--bg-surface);
}

.qty-btn {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  font-size: 0.85rem;
}

.qty-btn:hover {
  background: var(--border-glass);
}

.qty-val {
  padding: 0 10px;
  font-size: 0.85rem;
  font-weight: 600;
}

.remove-item-btn {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.remove-item-btn:hover {
  color: var(--color-danger);
}

.cart-footer {
  padding: 24px;
  border-top: 1px solid var(--border-glass);
  background: var(--bg-secondary);
}

.cart-summary-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 12px;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.cart-summary-row.total {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 8px;
  padding-top: 12px;
  border-top: 1px dashed var(--border-glass);
}

.checkout-btn {
  width: 100%;
  justify-content: center;
  margin-top: 16px;
  font-weight: 600;
}

/* --- DIALOG MODALS COMMON --- */
dialog {
  border: none;
  background: none;
  color: inherit;
  margin: auto;
  outline: none;
}

dialog::backdrop {
  background: rgba(5, 8, 16, 0.75);
  backdrop-filter: blur(12px);
  opacity: 0;
  transition: opacity var(--transition-normal) allow-discrete;
}

dialog[open]::backdrop {
  opacity: 1;
}

@starting-style {
  dialog[open]::backdrop {
    opacity: 0;
  }
}

.modal-content {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.5);
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  position: relative;
  opacity: 0;
  transform: scale(0.95);
  transition: opacity var(--transition-normal) allow-discrete, transform var(--transition-normal) allow-discrete;
}

dialog[open] .modal-content {
  opacity: 1;
  transform: scale(1);
}

@starting-style {
  dialog[open] .modal-content {
    opacity: 0;
    transform: scale(0.95);
  }
}

.close-modal-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(8, 12, 22, 0.4);
  border: 1px solid var(--border-glass);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  font-size: 1.1rem;
}

.close-modal-btn:hover {
  background: rgba(239, 68, 68, 0.2);
  border-color: var(--color-danger);
  color: var(--color-danger);
  transform: rotate(90deg);
}

/* --- PRODUCT DETAILS MODAL --- */
#product-modal {
  width: 90%;
  max-width: 900px;
}

#product-modal .modal-content {
  width: 100%;
}

.product-detail-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  height: 100%;
}

@media (max-width: 768px) {
  .product-detail-grid {
    grid-template-columns: 1fr;
    overflow-y: auto;
  }
}

.product-detail-img-sec {
  position: relative;
  background: var(--bg-secondary);
  min-height: 350px;
}

.product-detail-img-sec img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  top: 0;
  left: 0;
}

.product-detail-info-sec {
  padding: 48px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  max-height: 80vh;
  overflow-y: auto;
}

@media (max-width: 768px) {
  .product-detail-info-sec {
    padding: 24px;
    max-height: none;
  }
}

.details-cat {
  font-size: 0.85rem;
  color: var(--color-accent-light);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.details-title {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1.2;
}

.details-rating {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9rem;
}

.details-rating i {
  color: var(--color-warning);
}

.details-price {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--text-primary);
}

.details-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

.specs-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 16px;
  background: var(--bg-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-glass);
}

.spec-item {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
}

.spec-name {
  color: var(--text-secondary);
  font-weight: 500;
}

.spec-val {
  color: var(--text-primary);
  font-weight: 600;
}

.details-actions {
  display: flex;
  gap: 16px;
  margin-top: 10px;
  align-items: center;
}

.details-quantity {
  width: 110px;
  height: 48px;
}

.details-quantity .qty-btn {
  width: 36px;
  height: 46px;
  font-size: 1rem;
}

.details-quantity .qty-val {
  font-size: 1rem;
}

.details-add-btn {
  flex-grow: 1;
  height: 48px;
  justify-content: center;
  font-weight: 600;
}

/* --- CHECKOUT MODAL --- */
#checkout-modal {
  width: 90%;
  max-width: 600px;
}

.checkout-wizard {
  padding: 40px;
  display: flex;
  flex-direction: column;
  gap: 30px;
  max-height: 85vh;
  overflow-y: auto;
}

@media (max-width: 768px) {
  .checkout-wizard {
    padding: 24px;
  }
}

.checkout-progress {
  display: flex;
  justify-content: space-between;
  position: relative;
  margin-bottom: 10px;
}

.checkout-progress::before {
  content: '';
  position: absolute;
  top: 15px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--border-glass);
  z-index: 1;
}

.progress-bar-fill {
  position: absolute;
  top: 15px;
  left: 0;
  height: 2px;
  background: var(--color-accent-light);
  z-index: 2;
  transition: width var(--transition-normal);
}

.progress-step {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--bg-secondary);
  border: 2px solid var(--border-glass);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-secondary);
  position: relative;
  z-index: 3;
  transition: all var(--transition-normal);
}

.progress-step.active {
  border-color: var(--color-accent-light);
  background: var(--bg-primary);
  color: var(--color-accent-light);
  box-shadow: var(--glow-accent);
}

.progress-step.completed {
  border-color: var(--color-success);
  background: var(--color-success);
  color: #ffffff;
}

.step-label {
  position: absolute;
  top: 38px;
  font-size: 0.75rem;
  white-space: nowrap;
  color: var(--text-muted);
  font-weight: 600;
}

.progress-step.active .step-label {
  color: var(--text-primary);
}

.wizard-step {
  display: none;
  animation: fade-in 0.3s ease;
}

.wizard-step.active {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.wizard-step h3 {
  font-size: 1.5rem;
  margin-bottom: 8px;
}

.form-group-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-input {
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  color: var(--text-primary);
  transition: border-color var(--transition-fast);
  width: 100%;
}

.form-input:focus {
  outline: none;
  border-color: var(--color-accent-light);
}

.form-input:invalid:not(:placeholder-shown) {
  border-color: var(--color-danger);
}

/* Select element customization styling */
select.form-input {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  background-size: 16px;
  padding-right: 40px;
}

.payment-methods {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.payment-method-card {
  padding: 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-glass);
  background: var(--bg-surface);
  display: flex;
  align-items: center;
  gap: 16px;
  cursor: pointer;
  transition: border-color var(--transition-fast);
}

.payment-method-card:hover,
.payment-method-card.active {
  border-color: var(--color-accent-light);
}

.payment-radio {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 2px solid var(--border-glass);
  display: flex;
  align-items: center;
  justify-content: center;
}

.payment-method-card.active .payment-radio::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent-light);
}

.payment-icon-info {
  display: flex;
  flex-direction: column;
}

.payment-icon-info span {
  font-weight: 600;
  font-size: 0.95rem;
}

.payment-icon-info small {
  color: var(--text-secondary);
}

.checkout-summary-box {
  padding: 20px;
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-glass);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.summary-item {
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
}

.summary-item.total {
  font-size: 1.15rem;
  font-weight: 700;
  border-top: 1px dashed var(--border-glass);
  padding-top: 10px;
  margin-top: 6px;
}

.wizard-actions {
  display: flex;
  justify-content: space-between;
  margin-top: 10px;
}

.wizard-actions button {
  min-width: 120px;
  justify-content: center;
}

.checkout-success-sec {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 30px 0;
  gap: 20px;
}

.success-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.1);
  border: 2px solid var(--color-success);
  color: var(--color-success);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  animation: scale-success 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* --- TOAST NOTIFICATIONS --- */
#toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.toast {
  padding: 16px 24px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 500;
  font-size: 0.95rem;
  pointer-events: auto;
  animation: slide-toast-in 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), fade-out 0.3s ease 2.7s forwards;
  max-width: 350px;
}

.toast i {
  font-size: 1.2rem;
}

.toast-info {
  border-left: 4px solid var(--color-primary);
  background: var(--bg-glass);
  color: var(--text-primary);
}

.toast-info i {
  color: var(--color-primary);
}

.toast-success {
  border-left: 4px solid var(--color-success);
  background: var(--bg-glass);
  color: var(--text-primary);
}

.toast-success i {
  color: var(--color-success);
}

/* --- FOOTER --- */
footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-glass);
  padding: 80px 0 40px 0;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 40px;
  margin-bottom: 60px;
}

@media (max-width: 992px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 576px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.footer-brand .logo {
  margin-bottom: 12px;
}

.footer-brand p {
  line-height: 1.6;
}

.social-links {
  display: flex;
  gap: 12px;
}

.social-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-glass);
  background: var(--bg-surface);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.social-icon:hover {
  background: var(--color-accent);
  border-color: var(--color-accent-light);
  transform: translateY(-2px);
}

.footer-col h4 {
  color: var(--text-primary);
  font-size: 1.1rem;
  font-weight: 700;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a:hover {
  color: var(--color-accent-light);
  padding-left: 4px;
}

.newsletter-form {
  display: flex;
  gap: 8px;
}

.newsletter-form .form-input {
  padding: 10px 14px;
}

.newsletter-form .btn {
  padding: 10px 20px;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 40px;
  border-top: 1px solid var(--border-glass);
  flex-wrap: wrap;
  gap: 20px;
  font-size: 0.85rem;
}

.footer-bottom-links {
  display: flex;
  gap: 24px;
}

.footer-bottom-links a:hover {
  color: var(--color-accent-light);
}

/* --- KEYFRAME ANIMATIONS --- */
@keyframes float-logo {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-4px);
  }
}

@keyframes scale-success {
  0% {
    transform: scale(0.5);
    opacity: 0;
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}

@keyframes slide-toast-in {
  0% {
    transform: translateX(120%);
  }
  100% {
    transform: translateX(0);
  }
}

@keyframes fade-out {
  0% {
    opacity: 1;
  }
  100% {
    opacity: 0;
    visibility: hidden;
  }
}

@keyframes fade-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes spin {
  100% {
    transform: rotate(360deg);
  }
}

/* --- RESPONSIVE ADJUSTMENTS --- */
@media (max-width: 992px) {
  .hero h1 {
    font-size: 3rem;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none; /* In a real product we would have a burger menu, let's keep it clean or add simple logic */
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .hero p {
    font-size: 1rem;
  }
  
  .search-bar {
    width: 140px;
  }
  
  .search-bar:focus {
    width: 180px;
  }
}

@media (max-width: 480px) {
  .hero-buttons {
    flex-direction: column;
  }
  
  .form-group-row {
    grid-template-columns: 1fr;
  }
}