/**
 * SEO Pages Stylesheet
 * Mobile-first, ADA accessible, optimized for performance
 */

/* ============================================================================
   CSS Variables
   ============================================================================ */

:root {
  /* Colors */
  --color-bg: #ffffff;
  --color-bg-alt: #f8f9fa;
  --color-text: #1a1a1a;
  --color-text-muted: #6c757d;
  --color-primary: #f08a5d;
  --color-primary-dark: #d97648;
  --color-border: #e5e7eb;
  --color-success: #10b981;

  /* Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

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

  /* Layout */
  --max-width: 1200px;
  --radius: 0.5rem;
}

/* ============================================================================
   Reset & Base
   ============================================================================ */

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

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
}

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

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

a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

img {
  max-width: 100%;
  height: auto;
}

/* ============================================================================
   Layout
   ============================================================================ */

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.main-content {
  min-height: calc(100vh - 160px);
  padding: var(--space-lg) 0;
}

/* ============================================================================
   Header
   ============================================================================ */

.site-header {
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-md);
  gap: var(--space-md);
}

.logo-link {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-weight: 600;
  font-size: 1.125rem;
  color: var(--color-text);
}

.logo-link:hover {
  text-decoration: none;
}

.logo-icon {
  width: 32px;
  height: 32px;
}

.nav-links {
  display: flex;
  gap: var(--space-md);
}

.nav-links a {
  color: var(--color-text-muted);
  font-size: 0.875rem;
}

/* ============================================================================
   Footer
   ============================================================================ */

.site-footer {
  background: #111827;
  color: white;
  padding: var(--space-2xl) 0;
  margin-top: 0;
}

.footer-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.footer-main {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

@media (min-width: 768px) {
  .footer-main {
    flex-direction: row;
    justify-content: space-between;
  }
}

.footer-brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
}

@media (min-width: 768px) {
  .footer-brand {
    flex-direction: row;
    gap: var(--space-xl);
  }
}

.footer-logo {
  height: 40px;
  width: auto;
}

.worthit-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  color: #9ca3af;
  font-size: 0.875rem;
  transition: color 0.2s;
}

.worthit-link:hover {
  color: #f97316;
  text-decoration: none;
}

.worthit-icon {
  flex-shrink: 0;
}

.footer-social {
  display: flex;
  gap: var(--space-lg);
}

.footer-social a {
  color: white;
  transition: color 0.2s;
}

.footer-social a:hover {
  color: #f97316;
}

.footer-bottom {
  border-top: 1px solid #1f2937;
  padding-top: var(--space-xl);
  text-align: center;
}

.footer-copyright {
  color: #9ca3af;
  font-size: 0.875rem;
}

/* ============================================================================
   Breadcrumb
   ============================================================================ */

.breadcrumb {
  margin-bottom: var(--space-lg);
}

.breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  list-style: none;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.breadcrumb-item:not(:last-child)::after {
  content: ">";
  margin: 0 var(--space-sm);
}

.breadcrumb-item.current {
  color: var(--color-text);
}

/* ============================================================================
   Hero Sections
   ============================================================================ */

.card-hero,
.category-hero,
.vendor-hero {
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  padding: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.card-title,
.category-title,
.vendor-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
  line-height: 1.2;
}

.card-bank,
.vendor-category {
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.card-badges {
  display: flex;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.badge {
  display: inline-block;
  padding: var(--space-xs) var(--space-sm);
  font-size: 0.75rem;
  font-weight: 500;
  border-radius: var(--radius);
  background: var(--color-border);
  color: var(--color-text-muted);
}

.badge-network {
  background: var(--color-primary);
  color: white;
}

.badge-feature {
  background: var(--color-success);
  color: white;
}

/* Key Stats */
.card-key-stats,
.category-stats {
  display: flex;
  gap: var(--space-xl);
  margin-top: var(--space-lg);
}

.stat {
  display: flex;
  flex-direction: column;
}

.stat-label {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.stat-value {
  font-size: 1.25rem;
  font-weight: 600;
}

/* ============================================================================
   Section Styling
   ============================================================================ */

.card-section,
.category-section,
.vendor-section {
  margin-bottom: var(--space-2xl);
}

.section-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 2px solid var(--color-border);
}

.subsection-title {
  font-size: 1rem;
  font-weight: 600;
  margin: var(--space-lg) 0 var(--space-md);
  color: var(--color-text-muted);
}

.section-description {
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

/* ============================================================================
   Tables
   ============================================================================ */

.rewards-table-container,
.cards-table-container {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.rewards-table,
.cards-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.rewards-table th,
.rewards-table td,
.cards-table th,
.cards-table td {
  padding: var(--space-sm) var(--space-md);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.rewards-table th,
.cards-table th {
  font-weight: 600;
  color: var(--color-text-muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.reward-value,
.reward-cell {
  font-weight: 600;
  color: var(--color-primary);
}

.rank-cell {
  font-weight: 600;
  color: var(--color-text-muted);
  width: 40px;
}

.card-link {
  display: flex;
  flex-direction: column;
}

.card-name {
  font-weight: 500;
}

.card-bank {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

/* ============================================================================
   Card List (Mobile-Friendly Alternative to Tables)
   ============================================================================ */

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

.card-list-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md);
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  transition: all 0.2s ease;
  color: var(--color-text);
  text-decoration: none;
}

.card-list-item:hover {
  text-decoration: none;
  border-color: var(--color-primary);
  box-shadow: 0 2px 8px rgba(240, 138, 93, 0.15);
}

.card-list-info {
  flex: 1;
  min-width: 0;
}

.card-list-name {
  display: block;
  font-weight: 600;
  font-size: 0.9375rem;
  margin-bottom: var(--space-xs);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.card-list-bank {
  display: block;
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.card-list-reward {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-primary);
  white-space: nowrap;
}

.card-list-details {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  text-align: right;
  min-width: 80px;
}

.card-list-fee {
  font-size: 0.875rem;
  font-weight: 500;
}

.card-list-cap {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: var(--space-xs);
  max-width: 200px;
  word-break: break-word;
}

.no-ftf-badge {
  background: var(--color-success);
  color: white;
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius);
  font-size: 0.75rem;
  font-weight: 600;
}

/* Card List Wrapper for details */
.card-list-wrapper {
  display: flex;
  flex-direction: column;
  margin-bottom: var(--space-sm);
}

.card-list-wrapper:last-child {
  margin-bottom: 0;
}

/* Card Boost Details */
.card-boost-details {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-md) var(--space-md);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-top: none;
  border-radius: 0 0 var(--radius) var(--radius);
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-top: -1px;
}

.boost-detail-item {
  display: block;
}

.boost-detail-label {
  font-weight: 600;
  color: var(--color-text);
  margin-right: var(--space-xs);
}

.boost-note {
  font-style: normal;
  color: var(--color-text-muted);
  word-break: break-word;
}

/* When card has details, adjust border radius and remove bottom border */
.card-list-wrapper:has(.card-boost-details) .card-list-item {
  border-radius: var(--radius) var(--radius) 0 0;
  border-bottom: 1px dashed var(--color-border);
}

/* Vendor card details (inside vendor-card articles) */
.vendor-card-details {
  margin-top: var(--space-md);
  background: rgba(240, 138, 93, 0.08);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-sm) var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.vendor-card.has-details {
  padding-bottom: var(--space-md);
}

/* Responsive adjustments for card list */
@media (max-width: 480px) {
  .card-list-item {
    flex-wrap: wrap;
    gap: var(--space-sm);
  }

  .card-list-info {
    flex: 1 1 100%;
    order: 1;
  }

  .card-list-reward {
    order: 2;
  }

  .card-list-details {
    order: 3;
    flex-direction: row;
    gap: var(--space-md);
    min-width: auto;
  }
}

/* ============================================================================
   Boost Card (iOS-inspired design)
   ============================================================================ */

.boost-cards-grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.boost-card {
  background: var(--color-bg);
  border-radius: 1.25rem;
  padding: var(--space-lg);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  border: 1px solid var(--color-border);
}

.boost-card:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

/* Top row: Category name + reward type badge */
.boost-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  margin-bottom: var(--space-sm);
}

.boost-card-category {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex: 1;
  min-width: 0;
}

.boost-card-category-name {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.3;
}

.boost-card-title {
  flex: 1;
  min-width: 0;
}

.boost-card-name {
  display: block;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
  line-height: 1.3;
}

.boost-card-name:hover {
  color: var(--color-primary);
  text-decoration: underline;
}

.boost-card-bank {
  display: block;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-top: 2px;
}

/* Reward type badge (Cash back / Points) */
.reward-type-badge {
  flex-shrink: 0;
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  padding: 0.375rem 0.625rem;
  border-radius: 999px;
  white-space: nowrap;
}

.reward-type-badge.cash-back {
  background: rgba(16, 185, 129, 0.15);
  color: #059669;
}

.reward-type-badge.points {
  background: rgba(240, 138, 93, 0.15);
  color: var(--color-primary-dark);
}

/* Primary stats row: Multiplier + validity */
.boost-card-stats {
  display: flex;
  align-items: baseline;
  gap: var(--space-md);
  margin: var(--space-md) 0;
}

.boost-card-multiplier {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
}

.boost-card-validity {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

.boost-card-fee {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

/* Membership level pills */
.boost-card-levels {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-bottom: var(--space-md);
}

.level-pill {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.625rem;
  border-radius: 999px;
  background: var(--color-bg-alt);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.level-pill-rate {
  color: var(--color-primary);
  font-weight: 700;
}

/* Conditional/adaptive option (orange warning) */
.boost-card-condition {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.8125rem;
  color: #ea580c;
  margin-bottom: var(--space-sm);
}

.boost-card-condition svg {
  flex-shrink: 0;
  width: 1rem;
  height: 1rem;
}

/* Notes */
.boost-card-notes {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-bottom: var(--space-sm);
}

/* Cap info */
.boost-card-cap {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  padding-top: var(--space-sm);
  border-top: 1px solid var(--color-border);
}

.boost-card-cap svg {
  flex-shrink: 0;
  width: 0.875rem;
  height: 0.875rem;
  opacity: 0.7;
}

/* Vendor tags (for vendor-limited boosts) */
.boost-card-vendors {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-bottom: var(--space-sm);
}

.vendor-tag {
  font-size: 0.6875rem;
  font-weight: 600;
  padding: 0.25rem 0.5rem;
  border-radius: 999px;
  background: rgba(240, 138, 93, 0.12);
  color: var(--color-primary-dark);
  border: 1px solid rgba(240, 138, 93, 0.25);
  white-space: nowrap;
}

.vendor-tag-more {
  background: var(--color-bg-alt);
  color: var(--color-text-muted);
  border-color: var(--color-border);
}

/* Responsive adjustments */
@media (min-width: 640px) {
  .boost-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  }
}

/* ============================================================================
   Perks List
   ============================================================================ */

.perks-list {
  list-style: none;
}

.perk-item {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-border);
}

.perk-amount {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-success);
  min-width: 80px;
}

.perk-details {
  flex: 1;
}

.perk-frequency {
  display: block;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  margin-bottom: var(--space-xs);
}

.perk-description {
  color: var(--color-text);
}

/* ============================================================================
   Details List
   ============================================================================ */

.details-list {
  display: grid;
  gap: var(--space-md);
}

.detail-item {
  display: flex;
  justify-content: space-between;
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--color-border);
}

.detail-item dt {
  color: var(--color-text-muted);
}

.detail-item dd {
  font-weight: 500;
}

/* ============================================================================
   Similar Cards Grid
   ============================================================================ */

.similar-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-md);
}

.similar-card-link {
  display: block;
}

.similar-card-link:hover {
  text-decoration: none;
}

.similar-card {
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  padding: var(--space-md);
  transition: box-shadow 0.2s;
}

.similar-card:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.similar-card-name {
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: var(--space-xs);
  color: var(--color-text);
}

.similar-card-bank {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-sm);
}

.similar-card-fee {
  font-size: 0.875rem;
  font-weight: 500;
}

/* ============================================================================
   Highlights Grid (Category Page)
   ============================================================================ */

.highlights-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.highlight-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-lg);
  position: relative;
}

.highlight-badge {
  position: absolute;
  top: calc(-1 * var(--space-sm));
  left: var(--space-md);
  background: var(--color-primary);
  color: white;
  font-size: 0.75rem;
  font-weight: 500;
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius);
}

.highlight-card-name {
  font-size: 1rem;
  font-weight: 600;
  margin: var(--space-md) 0 var(--space-xs);
}

.highlight-bank {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.highlight-stats {
  display: flex;
  gap: var(--space-lg);
}

.highlight-stat {
  display: flex;
  flex-direction: column;
}

.highlight-value {
  font-size: 1.125rem;
  font-weight: 600;
}

.highlight-label {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

/* ============================================================================
   Vendors Grid
   ============================================================================ */

.vendors-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.vendor-link {
  display: inline-block;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  font-size: 0.875rem;
  transition: background 0.2s;
}

.vendor-link:hover {
  background: var(--color-border);
  text-decoration: none;
}

/* ============================================================================
   Vendor Page Specific
   ============================================================================ */

.vendor-content-grid {
  display: grid;
  gap: var(--space-xl);
}

@media (min-width: 768px) {
  .vendor-content-grid {
    grid-template-columns: 1fr 300px;
  }
}

.vendor-cards-grid {
  display: grid;
  gap: var(--space-md);
}

.vendor-card {
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  padding: var(--space-lg);
  position: relative;
}

.vendor-card.featured {
  border: 2px solid var(--color-primary);
}

.featured-badge {
  position: absolute;
  top: calc(-1 * var(--space-sm));
  left: var(--space-md);
  background: var(--color-primary);
  color: white;
  font-size: 0.75rem;
  font-weight: 500;
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius);
}

.vendor-card-name {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.vendor-card-bank {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.vendor-card-stats {
  display: flex;
  gap: var(--space-lg);
}

.vendor-card-stat {
  display: flex;
  flex-direction: column;
}

.vendor-card-cap {
  margin-top: var(--space-sm);
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.reward-highlight {
  color: var(--color-primary);
}

/* Recommendation Box */
.recommendation-box {
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  padding: var(--space-lg);
  height: fit-content;
  position: sticky;
  top: 80px;
}

.recommendation-heading {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--space-md);
}

.recommendation-item {
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--color-border);
}

.recommendation-item:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.recommendation-label {
  display: block;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  margin-bottom: var(--space-xs);
}

.recommendation-card-link {
  display: block;
  font-weight: 500;
  margin-bottom: var(--space-xs);
}

.recommendation-reward {
  font-size: 0.875rem;
  color: var(--color-primary);
  font-weight: 600;
}

.vendor-recommendation {
  margin-top: var(--space-lg);
  padding: var(--space-md);
  background: rgba(240, 138, 93, 0.15);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.vendor-recommendation .recommendation-label {
  margin: 0;
}

.vendor-recommendation .recommendation-card {
  font-weight: 600;
}

.vendor-recommendation .recommendation-reward {
  color: var(--color-primary);
  font-weight: 600;
}

/* ============================================================================
   Listing Pages (Cards/Categories/Vendors Index)
   ============================================================================ */

.listing-hero {
  text-align: center;
  padding: var(--space-2xl) 0;
  margin-bottom: var(--space-xl);
  border-bottom: 1px solid var(--color-border);
}

.listing-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.listing-subtitle {
  color: var(--color-text-muted);
  font-size: 1.125rem;
}

/* Bank/Category Group */
.bank-group,
.vendor-category-group {
  margin-bottom: var(--space-2xl);
}

.bank-name,
.category-group-name {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 2px solid var(--color-primary);
  color: var(--color-text);
}

/* Cards Grid for Listing */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-md);
}

.card-item {
  display: flex;
  flex-direction: column;
  padding: var(--space-md);
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  transition: all 0.2s ease;
  color: var(--color-text);
}

.card-item:hover {
  text-decoration: none;
  border-color: var(--color-primary);
  box-shadow: 0 4px 12px rgba(240, 138, 93, 0.2);
  transform: translateY(-2px);
}

.card-item-name {
  font-weight: 600;
  font-size: 0.9375rem;
  margin-bottom: var(--space-sm);
  line-height: 1.3;
}

.card-item-meta {
  display: flex;
  gap: var(--space-sm);
  font-size: 0.75rem;
  margin-top: auto;
}

.card-network {
  background: var(--color-primary);
  color: white;
  padding: 2px 8px;
  border-radius: var(--radius);
  font-weight: 500;
}

.card-fee {
  background: var(--color-border);
  color: var(--color-text-muted);
  padding: 2px 8px;
  border-radius: var(--radius);
}

/* Categories Grid */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-md);
}

.category-item {
  display: flex;
  flex-direction: column;
  padding: var(--space-lg);
  background: linear-gradient(135deg, var(--color-bg-alt) 0%, #f0f0f5 100%);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  transition: all 0.2s ease;
  color: var(--color-text);
  text-align: center;
}

.category-item:hover {
  text-decoration: none;
  border-color: var(--color-primary);
  box-shadow: 0 4px 12px rgba(240, 138, 93, 0.2);
  transform: translateY(-2px);
}

.category-item-name {
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: var(--space-xs);
}

.category-item-desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

/* Vendors Grid (used in listing) */
.listing-content .vendors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: var(--space-sm);
}

.vendor-item {
  display: block;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  font-size: 0.875rem;
  text-align: center;
  color: var(--color-text);
  transition: all 0.2s ease;
}

.vendor-item:hover {
  text-decoration: none;
  border-color: var(--color-primary);
  background: white;
}

/* ============================================================================
   App Promotion Section (CTA for iOS download)
   ============================================================================ */

.app-promo {
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
  color: white;
  padding: var(--space-2xl) var(--space-md);
  margin-top: var(--space-2xl);
}

.app-promo-container {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  gap: var(--space-xl);
  align-items: center;
}

@media (min-width: 768px) {
  .app-promo-container {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
  }
}

.app-promo-content {
  text-align: center;
}

@media (min-width: 768px) {
  .app-promo-content {
    text-align: left;
  }
}

.app-promo-logo {
  width: 64px;
  height: 64px;
  border-radius: 14px;
  margin-bottom: var(--space-md);
}

.app-promo-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.app-promo-tagline {
  font-size: 1rem;
  opacity: 0.9;
  margin-bottom: var(--space-lg);
  line-height: 1.6;
}

.app-promo-cta {
  display: flex;
  flex-direction: row;
  gap: var(--space-lg);
  align-items: center;
  justify-content: center;
}

@media (min-width: 768px) {
  .app-promo-cta {
    justify-content: flex-start;
  }
}

/* Hide QR code on mobile - users can tap directly */
.qr-code-container {
  display: none;
}

@media (min-width: 768px) {
  .qr-code-container {
    display: flex;
  }
}

.app-store-badge {
  display: inline-block;
}

.app-store-badge img {
  height: 48px;
  width: auto;
}

.qr-code-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
}

.qr-code {
  background: white;
  padding: 8px;
  border-radius: 8px;
}

.qr-code img {
  width: 100px;
  height: 100px;
  display: block;
}

.qr-label {
  font-size: 0.75rem;
  opacity: 0.7;
}

/* App Screenshots - 2 screenshots side by side */
.app-screenshots {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
}

.app-screenshot {
  width: 120px;
  flex-shrink: 0;
}

.app-screenshot img {
  width: 100%;
  height: auto;
  border-radius: 16px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

@media (min-width: 768px) {
  .app-screenshot {
    width: 140px;
  }

  .app-screenshot img {
    border-radius: 20px;
  }
}

/* ============================================================================
   Responsive Adjustments
   ============================================================================ */

@media (min-width: 640px) {
  .card-title,
  .category-title,
  .vendor-title {
    font-size: 2rem;
  }

  .card-hero,
  .category-hero,
  .vendor-hero {
    padding: var(--space-2xl);
  }
}

@media (min-width: 768px) {
  .container {
    padding: 0 var(--space-lg);
  }

  .main-content {
    padding: var(--space-xl) 0;
  }

  .section-title {
    font-size: 1.5rem;
  }
}

/* ============================================================================
   Disclaimer
   ============================================================================ */

.disclaimer {
  margin-top: var(--space-xl);
  padding: var(--space-lg);
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

.disclaimer-text {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin: 0;
}

/* ============================================================================
   Accessibility
   ============================================================================ */

/* Skip link (for keyboard users) */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--color-primary);
  color: white;
  padding: var(--space-sm) var(--space-md);
  z-index: 1000;
}

.skip-link:focus {
  top: 0;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --color-border: #000;
    --color-text-muted: #333;
  }

  .badge,
  .highlight-badge,
  .featured-badge {
    border: 1px solid currentColor;
  }
}