/* ==========================================================================
   Fly4deal Origin Hub Pages — FD-A Design System
   Dedicated styles for curated flight origin hubs:
   /flights/from-belfast/ and /flights/from-dublin/
   ========================================================================== */

.hub-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: var(--color-bg);
  color: var(--color-text);
}

.hub-hero {
  padding: 40px 0 24px;
  background: linear-gradient(180deg, #F0F6F7 0%, var(--color-bg) 100%);
  border-bottom: 1px solid var(--color-card-border);
}

.hub-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--color-text-secondary);
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.hub-breadcrumb a {
  color: var(--color-links);
  text-decoration: none;
}

.hub-breadcrumb a:hover {
  text-decoration: underline;
}

.hub-breadcrumb .breadcrumb-sep {
  color: var(--color-border);
}

.hub-title {
  font-size: 36px;
  line-height: 1.2;
  font-weight: 800;
  color: var(--color-text);
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.hub-subtitle {
  font-size: 18px;
  line-height: 1.5;
  color: var(--color-text-secondary);
  max-width: 820px;
}

.hub-badges-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 18px;
  font-size: 13px;
}

.hub-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: var(--border-radius-sm);
  background: var(--color-surface);
  border: 1px solid var(--color-card-border);
  color: var(--color-text);
}

.hub-badge-strong {
  background: var(--color-tint);
  border-color: #BED8DC;
  color: var(--color-primary);
  font-weight: 600;
}

/* Hub Filter Bar / Flight Desk Mini Form */
.hub-search-section {
  padding: 24px 0 8px;
}

.hub-filter-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-card-border);
  border-radius: var(--border-radius-md);
  padding: 20px 24px;
  box-shadow: var(--shadow-sm);
}

.hub-filter-form {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  align-items: flex-end;
}

.hub-filter-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1 1 200px;
}

.hub-filter-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.hub-checkboxes-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.hub-checkbox-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text);
  cursor: pointer;
  user-select: none;
}

.hub-checkbox-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--color-primary);
  cursor: pointer;
}

.hub-filter-input,
.hub-filter-select {
  height: 44px;
  padding: 8px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  background-color: #FFFFFF;
  color: var(--color-text);
  font-family: inherit;
  font-size: 14px;
}

.hub-filter-input:focus,
.hub-filter-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px var(--color-tint);
}

.hub-filter-subtext {
  font-size: 12px;
  color: var(--color-text-secondary);
}

.hub-filter-btn {
  height: 44px;
  padding: 0 24px;
  background-color: var(--color-primary);
  color: var(--color-cta-text);
  font-size: 15px;
  font-weight: 700;
  border: none;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: background-color 0.15s ease;
  white-space: nowrap;
}

.hub-filter-btn:hover {
  background-color: #004D5E;
}

.hub-filter-btn:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Offers Section */
.hub-offers-section {
  padding: 24px 0 32px;
}

.hub-offers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
  margin-top: 16px;
}

/* Distinct Airport Tag in Offer Card */
.offer-origin-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 6px;
  border-radius: var(--border-radius-sm);
  background: #E8F4F8;
  border: 1px solid #C4E0E8;
  color: var(--color-primary);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.03em;
}

/* Spokes & Knowledge Section */
.hub-info-section {
  padding: 32px 0 64px;
  border-top: 1px solid var(--color-card-border);
  background-color: var(--color-surface);
}

.hub-article {
  margin-bottom: 40px;
}

.hub-article:last-child {
  margin-bottom: 0;
}

.hub-article h2 {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.hub-article p {
  font-size: 15px;
  line-height: 1.6;
  color: var(--color-text-secondary);
  margin-bottom: 14px;
}

.hub-spokes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
  margin-top: 16px;
}

.hub-spoke-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background-color: var(--color-bg);
  border: 1px solid var(--color-card-border);
  border-radius: var(--border-radius-md);
  text-decoration: none;
  color: var(--color-text);
  font-weight: 600;
  transition: all 0.15s ease;
}

.hub-spoke-card:hover {
  border-color: var(--color-primary);
  background-color: var(--color-tint);
  transform: translateY(-1px);
}

.hub-spoke-card-title {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.hub-spoke-card-route {
  font-size: 15px;
  color: var(--color-text);
}

.hub-spoke-card-sub {
  font-size: 12px;
  color: var(--color-text-secondary);
  font-weight: 400;
}

.hub-spoke-arrow {
  color: var(--color-primary);
  font-size: 18px;
}

/* Cross Links */
.hub-crosslink-card {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  background: var(--color-bg);
  border: 1px solid var(--color-card-border);
  border-radius: var(--border-radius-sm);
  color: var(--color-links);
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  transition: border-color 0.15s ease;
}

.hub-crosslink-card:hover {
  border-color: var(--color-primary);
  text-decoration: underline;
}

@media (max-width: 768px) {
  .hub-title {
    font-size: 28px;
  }
  .hub-filter-form {
    flex-direction: column;
    align-items: stretch;
  }
  .hub-filter-group {
    flex: 1 1 100%;
  }
  .hub-filter-btn {
    width: 100%;
  }
  .hub-offers-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 360px) {
  .hub-title {
    font-size: 24px;
  }
  .hub-filter-card {
    padding: 16px;
  }
}