/* ==========================================================================
   Notched.ai Product Page Styles
   Theme: Blue → Pink Gradient (Warm Neutral Base)
   ========================================================================== */

/* ==========================================================================
   BASE STYLES - Reset, Variables, Typography
   ========================================================================== */

/* CSS Variables (Design Tokens) */
:root {
  /* Colors - Primary (Blue) */
  --color-primary: #3b82f6;
  --color-primary-hover: #2563eb;
  --color-primary-light: rgba(59, 130, 246, 0.08);
  --color-primary-dark: #1d4ed8;

  /* Colors - Secondary (Pink) */
  --color-secondary: #ec4899;
  --color-secondary-hover: #db2777;
  --color-secondary-light: rgba(236, 72, 153, 0.08);
  --color-secondary-dark: #be185d;

  /* Colors - Accent (Gradient midpoint) */
  --color-accent: #8b5cf6;
  --color-accent-hover: #7c3aed;
  --color-accent-light: rgba(139, 92, 246, 0.08);
  --color-accent-dark: #6d28d9;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #3b82f6 0%, #ec4899 100%);
  --gradient-secondary: linear-gradient(135deg, #6366f1 0%, #ec4899 100%);
  --gradient-accent: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);

  /* Colors - Warm Neutral Base */
  --color-warm-bg: #f5f4f2;
  --color-warm-card: #fafaf9;
  --color-warm-border: #e8e6e3;
  --color-warm-accent: #ebe8e4;

  /* Colors - Neutral */
  --color-gray-50: #fafaf9;
  --color-gray-100: #f5f4f2;
  --color-gray-200: #e8e6e3;
  --color-gray-300: #d6d3d0;
  --color-gray-400: #a8a5a0;
  --color-gray-500: #6b6862;
  --color-gray-600: #57544f;
  --color-gray-700: #403d38;
  --color-gray-800: #2d2a26;
  --color-gray-900: #1c1a17;

  /* Colors - Semantic */
  --color-success: #059669;
  --color-success-light: #d1fae5;
  --color-success-dark: #047857;
  --color-warning: #f59e0b;
  --color-error: #ef4444;
  --color-error-light: #fee2e2;
  --color-info: #3b82f6;

  /* Additional color definitions */
  --color-red-50: #fef2f2;
  --color-red-600: #dc2626;
  --color-red-700: #b91c1c;

  /* Typography - Simplified */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "SF Mono", Monaco, "Cascadia Code", "Roboto Mono", Consolas, monospace;

  /* Font sizes */
  --font-size-xs: 0.75rem;    /* 12px - extra small text */
  --font-size-sm: 0.875rem;   /* 14px - small text, labels */
  --font-size-base: 1rem;     /* 16px - body text */
  --font-size-lg: 1.25rem;    /* 20px - headings */

  /* Only 2 font weights */
  --font-weight-normal: 400;
  --font-weight-semibold: 600;

  /* Single line height */
  --line-height-normal: 1.5;

  /* Spacing */
  --space-1: 0.25rem;   /* 4px */
  --space-2: 0.5rem;    /* 8px */
  --space-3: 0.75rem;   /* 12px */
  --space-4: 1rem;      /* 16px */
  --space-5: 1.25rem;   /* 20px */
  --space-6: 1.5rem;    /* 24px */
  --space-8: 2rem;      /* 32px */
  --space-10: 2.5rem;   /* 40px */
  --space-12: 3rem;     /* 48px */
  --space-16: 4rem;     /* 64px */

  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-base: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-base: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-base: 200ms ease-in-out;
  --transition-slow: 300ms ease-in-out;
}

/* CSS Reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-normal);
  color: var(--color-gray-800);
  background: var(--color-warm-bg);
  position: relative;
  min-height: 100vh;
}

/* Removed mesh gradient overlay - clean warm neutral */
body::before {
  display: none;
}

body > * {
  position: relative;
  z-index: 1;
}

/* ==========================================================================
   UTILITY CLASSES - Simplified
   ========================================================================== */

/* Text sizes - Only 2 utilities */
.text-sm { font-size: var(--font-size-sm); }
.text-lg { font-size: var(--font-size-lg); }

/* Font weight - Only 1 utility */
.font-semibold { font-weight: var(--font-weight-semibold); }

/* Typography - Simplified */
h1, h2, h3, h4, h5, h6 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-normal);
  margin-bottom: var(--space-3);
  color: var(--color-gray-800);
}

p {
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  margin-bottom: var(--space-2);
  color: var(--color-gray-600);
}

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

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

/* ==========================================================================
   COMPONENTS - Buttons, Cards, Tables, Badges, Alerts
   ========================================================================== */

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  line-height: 1;
  border: 1px solid transparent;
  border-radius: var(--radius-base);
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  border: none;
  box-shadow: 0 2px 8px 0 rgba(59, 130, 246, 0.25);
}

.btn-primary:hover {
  box-shadow: 0 4px 12px 0 rgba(59, 130, 246, 0.35);
  transform: translateY(-1px);
  text-decoration: none;
}

/* Browse Page Grids */
.grid, .category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 20px;
  margin: 30px 0;
}

/* Cards - matching fallback HTML styles exactly */
.card, .category-card {
  background: white;
  border-radius: 8px;
  padding: 20px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  transition: transform 0.2s;
}

.card:hover, .category-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.card h3, .category-card h3 {
  margin: 0 0 10px 0;
  font-size: 1.2em;
}

.card h3 a, .category-card h3 a {
  color: #0066cc;
  text-decoration: none;
}

.card h3 a:hover, .category-card h3 a:hover {
  color: #0052a3;
}

.card p, .category-card p {
  color: #666;
  margin: 5px 0;
}

.product-count {
  color: #999;
  font-size: 0.9em;
}

/* Tables */
.table-container {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.04) 0%, rgba(236, 72, 153, 0.04) 100%);
  border: 1px solid rgba(59, 130, 246, 0.1);
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-sm);
}

.table thead {
  background: rgba(59, 130, 246, 0.06);
  border-bottom: 1px solid rgba(59, 130, 246, 0.1);
}

.table th {
  padding: 10px 16px;
  text-align: left;
  color: var(--color-gray-600);
  border-bottom: 1px solid rgba(59, 130, 246, 0.1);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-sm);
}

.table td {
  padding: 12px 16px;
  border-bottom: 1px solid rgba(59, 130, 246, 0.08);
  color: var(--color-gray-800);
  font-size: var(--font-size-sm);
}

.table tbody tr {
  transition: all 0.15s ease;
}

.table tbody tr:hover {
  background-color: rgba(59, 130, 246, 0.04);
}

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

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.625rem;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-normal);
  border-radius: var(--radius-full);
}

.badge-success {
  background-color: var(--color-success-light);
  color: var(--color-success-dark);
}

.badge-info {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(236, 72, 153, 0.1) 100%);
  color: var(--color-primary);
}

/* Alerts */
.alert {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-base);
  border-left: 4px solid;
  margin-bottom: var(--space-3);
}

.alert-error {
  background-color: var(--color-error-light);
  border-color: var(--color-error);
  color: #991b1b;
}

/* Spinner */
@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Layout specific styles */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: var(--space-4);
}

.product-container {
  background: var(--color-warm-card);
  border: 1px solid var(--color-warm-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.product-grid {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: var(--space-8);
  padding: var(--space-6);
}

/* Images - Smaller size */
.images {
  position: sticky;
  top: 90px;
  height: fit-content;
}

.main-image {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
  margin-bottom: var(--space-3);
  border: 1px solid var(--color-warm-border);
}

.main-image img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  display: block;
}

.main-image-placeholder {
  width: 100%;
  aspect-ratio: 1;
  background: linear-gradient(135deg, var(--color-gray-100) 0%, var(--color-gray-50) 100%);
  border-radius: var(--radius-xl);
  border: 2px dashed var(--color-gray-300);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gray-400);
  font-size: var(--font-size-sm);
}

.thumbnails {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
}

.thumb {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  cursor: pointer;
  border: 2px solid var(--color-warm-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all 0.15s;
  opacity: 0.7;
}

.thumb:hover {
  opacity: 1;
  border-color: var(--color-gray-400);
}

.thumb.active {
  border-color: var(--color-primary);
  opacity: 1;
}

.thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Product Info */
.info h1 {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-2);
  color: var(--color-gray-800);
}

.meta {
  margin-bottom: var(--space-3);
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
}

.meta-sep {
  margin: 0 var(--space-2);
  color: var(--color-gray-400);
}

.category-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.08) 0%, rgba(236, 72, 153, 0.08) 100%);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-base);
  font-size: var(--font-size-xs);
  color: var(--color-primary);
  margin-bottom: var(--space-3);
  border: 1px solid rgba(59, 130, 246, 0.15);
  font-weight: var(--font-weight-medium);
}

/* Sections */
.section {
  padding: var(--space-6);
  background: var(--color-warm-card);
  margin-top: var(--space-4);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-warm-border);
}

.section h2 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-4);
  color: var(--color-gray-800);
}

.section p,
.section li {
  color: var(--color-gray-600);
}

/* Tags - Clean Style */
.tags {
  margin: var(--space-2) 0;
  font-size: var(--font-size-xs);
}

.tags h3 {
  margin-bottom: var(--space-2);
  color: var(--color-gray-500);
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: center;
}

.tag {
  background: var(--color-warm-accent);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-full);
  color: var(--color-gray-600);
}

/* Specifications Grid - 6 Column Full Width */
.specs-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.spec-item {
  background: var(--color-warm-bg);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-warm-border);
}

.spec-label {
  color: var(--color-gray-500);
  margin-bottom: 4px;
  display: block;
}

.spec-value {
  color: var(--color-gray-800);
  line-height: var(--line-height-normal);
}

/* Markets */
.markets {
  margin: var(--space-4) 0;
}

.markets h3 {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-2);
  color: var(--color-gray-500);
}

.market-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.market-badge {
  background: var(--color-success-light);
  color: var(--color-success-dark);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-full);
}

/* Verified Product Data (Trust Section) */
.trust-section {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.05) 0%, rgba(236, 72, 153, 0.05) 100%);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  border: 1px solid rgba(59, 130, 246, 0.12);
  margin-top: var(--space-4);
}

.trust-header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid rgba(59, 130, 246, 0.1);
}

.trust-icon {
  width: 36px;
  height: 36px;
  
}

.trust-title {
  color: var(--color-gray-800);
}

.trust-subtitle {
  color: var(--color-gray-500);
}

.trust-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

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

.trust-item-label {
  color: var(--color-gray-500);
}

.trust-item-value {
  color: var(--color-gray-800);
}

.trust-item-value.verified {
  color: var(--color-success);
}

/* Breadcrumbs */
.breadcrumbs {
  font-size: var(--font-size-xs);
  margin-bottom: var(--space-3);
  color: var(--color-gray-500);
}

.breadcrumbs a {
  color: var(--color-gray-600);
  text-decoration: none;
  transition: color 0.15s;
}

.breadcrumbs a:hover {
  color: var(--color-gray-800);
  text-decoration: underline;
}

.breadcrumbs .sep {
  margin: 0 var(--space-2);
  color: var(--color-gray-400);
}

/* Header */
.header {
  background: var(--color-warm-card);
  border-bottom: 1px solid var(--color-warm-border);
  padding: 14px 0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.header-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 var(--space-4);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--color-gray-800);
}

.logo-mark {
  display: block;
  flex-shrink: 0;
}

.logo-text {
  font-weight: 600;
  font-size: 18px;
  letter-spacing: -0.02em;
  color: var(--color-gray-800);
}

.header-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(236, 72, 153, 0.1) 100%);
  color: var(--color-primary);
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
}

.header-badge svg {
  flex-shrink: 0;
}

/* Page Meta (Freshness Signals) */
.page-meta {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-gray-500);
  margin-bottom: var(--space-4);
}

.page-meta strong {
  color: var(--color-gray-800);
}

.page-meta time {
  color: var(--color-gray-600);
}

/* Source Badge */
.source-badge {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.05) 0%, rgba(236, 72, 153, 0.05) 100%);
  border: 1px solid rgba(59, 130, 246, 0.12);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-4);
}

.source-badge svg {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  color: #10b981;
}

.source-badge strong {
  display: block;
  color: var(--color-gray-800);
  margin-bottom: 2px;
}

.source-badge span {
  color: var(--color-gray-500);
}

/* Footer */
footer {
  text-align: center;
  padding: var(--space-6) 0;
  color: var(--color-gray-500);
  font-size: var(--font-size-xs);
}

footer a {
  color: var(--color-gray-600);
  text-decoration: none;
  transition: color 0.15s;
}

footer a:hover {
  color: var(--color-gray-800);
  text-decoration: underline;
}

/* Metadata Toggle */
.metadata-section {
  display: none;
}

.metadata-section.visible {
  display: block;
}

.metadata-toggle {
  cursor: pointer;
  user-select: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-3) var(--space-4);
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.08) 0%, rgba(236, 72, 153, 0.08) 100%);
  border: 1px solid rgba(59, 130, 246, 0.15);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  transition: background var(--transition-fast);
}

.metadata-toggle:hover {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.12) 0%, rgba(236, 72, 153, 0.12) 100%);
}

.metadata-toggle-icon {
  transition: transform var(--transition-base);
}

.metadata-toggle.expanded .metadata-toggle-icon {
  transform: rotate(180deg);
}

.metadata-content {
  display: none;
  margin-top: var(--space-3);
  background: var(--color-warm-bg);
  border: 1px solid var(--color-warm-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.metadata-content.expanded {
  display: block;
}

.metadata-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-4);
  padding: var(--space-4);
}

.metadata-field {
  background: var(--color-warm-card);
  padding: var(--space-3);
  border-radius: var(--radius-base);
  border: 1px solid var(--color-warm-border);
}

.metadata-field-label {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--color-gray-500);
  margin-bottom: var(--space-1);
  text-transform: uppercase;
  letter-spacing: 0.025em;
}

.metadata-field-value {
  font-size: var(--font-size-sm);
  color: var(--color-gray-800);
  word-break: break-word;
}

.metadata-field-value.array {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
}

.metadata-array-item {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(236, 72, 153, 0.1) 100%);
  color: var(--color-primary);
  padding: 2px var(--space-2);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
}

.metadata-field-value.boolean {
  font-weight: var(--font-weight-semibold);
}

.metadata-field-value.boolean.true {
  color: var(--color-success);
}

.metadata-field-value.boolean.false {
  color: var(--color-error);
}

/* Responsive */
@media (max-width: 900px) {
  .product-grid {
    grid-template-columns: 1fr;
    padding: var(--space-4);
    gap: var(--space-5);
  }

  .images {
    position: static;
  }

  .info h1 {
    font-size: var(--font-size-xl);
  }

  .thumbnails {
    gap: 6px;
  }

  .thumb {
    width: 48px;
    height: 48px;
  }

  .specs-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 500px) {
  body {
    font-size: var(--font-size-xs);
  }

  .container {
    padding: var(--space-3);
  }

  .product-grid {
    padding: var(--space-3);
    gap: var(--space-4);
  }

  .info h1 {
    font-size: var(--font-size-lg);
  }

  .meta {
    font-size: var(--font-size-xs);
  }

  .breadcrumbs {
    font-size: 11px;
    overflow-x: auto;
    white-space: nowrap;
  }

  .thumbnails {
    grid-template-columns: repeat(3, 1fr);
  }

  .specs-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .trust-section {
    padding: var(--space-4);
  }

  .thumb {
    width: 44px;
    height: 44px;
  }

  .metadata-grid {
    grid-template-columns: 1fr;
    gap: var(--space-3);
    padding: var(--space-3);
  }

  .metadata-field {
    padding: var(--space-2);
  }

  .metadata-field-label {
    font-size: 10px;
  }

  .metadata-field-value {
    font-size: var(--font-size-xs);
  }
}