/* ============================================================
   Bioworx — Component Styles
   Modern Dashboard UI with Interactive Containers
   ============================================================ */

/* ── Breadcrumb ── */
.breadcrumb {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
  padding: 0.625rem 1.25rem;
  font-size: 0.85rem;
}
.breadcrumb ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0;
}
.breadcrumb li {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  margin: 0;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 0.8rem;
}
.breadcrumb li + li::before {
  content: "›";
  color: var(--color-text-muted);
  font-weight: 700;
  font-size: 1.1rem;
  line-height: 1;
}
.breadcrumb a {
  color: var(--color-primary-light);
  text-decoration: none;
  padding: 0.15rem 0.35rem;
  border-radius: 4px;
  transition: all var(--transition-fast);
}
.breadcrumb a:hover {
  background: rgba(59, 130, 246, 0.08);
  color: var(--color-primary);
  text-decoration: none;
}
.breadcrumb li[aria-current="page"] {
  color: var(--color-primary-dark);
  font-weight: 600;
}

/* ── Page Header ── */
.page-header {
  text-align: center;
  padding: 2.5rem 1.25rem 1.5rem;
  max-width: var(--max-width);
  margin: 0 auto;
}
.page-header h1 {
  font-size: 2.25rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
}
.page-header .tagline {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  font-weight: 400;
  max-width: 600px;
  margin: 0 auto;
}

/* ── Intro Card ── */
.intro-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem 2rem;
  max-width: var(--max-width);
  margin: 0 auto 1.5rem;
  box-shadow: var(--shadow);
}
.intro-card h2 {
  margin-top: 0;
  font-size: 1.35rem;
}
.intro-card .hub-summary {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  margin-top: 0.75rem;
  font-size: 0.95rem;
  color: var(--color-text-secondary);
}
.intro-card .hub-summary strong {
  color: var(--color-primary-dark);
}

/* ── Live Data Dashboard ── */
.live-data {
  border: 1px dashed var(--color-border);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  margin-bottom: 1rem;
  background: var(--color-bg-alt);
}
.live-data h2 {
  font-size: 1rem;
  margin: 0 0 0.75rem;
  color: var(--color-text-secondary);
  font-weight: 600;
}
.live-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
}
.live-item {
  background: var(--color-card);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-sm);
  padding: 0.625rem 0.875rem;
  text-align: center;
  transition: all var(--transition-fast);
  min-height: 60px;
}
.live-item:hover {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-sm);
}
.badge--hazardous { background: #7f1d1d; color: #fff; }
.badge--warning { background: #eab308; color: #fff; }
.aqi-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 2px;
  margin-right: 0.35rem;
  vertical-align: middle;
}
.aqi-dot--success { background: #22c55e; }
.aqi-dot--warning { background: #eab308; }
.aqi-dot--danger { background: #ef4444; }
.aqi-dot--info { background: #6b7280; }
.live-aqi-label {
  display: block;
  font-size: 0.7rem;
  color: var(--color-text-muted);
  margin-top: 0.15rem;
  font-weight: 400;
}
.live-label {
  display: block;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  margin-bottom: 0.25rem;
  font-weight: 600;
}
.live-value {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary-dark);
}
.live-value.loading {
  animation: pulse 1.5s ease-in-out infinite;
  color: var(--color-text-muted);
}

/* ── Modern Card (Fully Clickable Link) ── */
.modern-card {
  display: block;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
  transition: all var(--transition);
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}
.modern-card:hover {
  background: #F8FAFC;
  border-color: var(--color-primary-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  text-decoration: none;
}
.modern-card:focus-visible {
  outline: 2px solid var(--color-primary-light);
  outline-offset: 2px;
}
.modern-card::after {
  content: "→";
  position: absolute;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.25rem;
  color: var(--color-text-muted);
  transition: all var(--transition);
  opacity: 0.5;
}
.modern-card:hover::after {
  right: 0.75rem;
  color: var(--color-primary-light);
  opacity: 1;
}
.modern-card h3 {
  font-size: 1.1rem;
  margin: 0 0 0.35rem;
  color: var(--color-primary-dark);
  padding-right: 1.5rem;
}
.modern-card .card-tagline {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  margin-bottom: 0.35rem;
  font-weight: 500;
}
.modern-card .card-intro {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin: 0;
}
.modern-card .card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  margin-top: 0.625rem;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
}
.modern-card .card-meta span {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

/* ── Hub Grid (2-3 columns) ── */
.hub-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  max-width: var(--max-width-wide);
  margin: 0 auto;
}

/* ── Content Section ── */
.content {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem 1.5rem;
}
.content h2 {
  margin-top: 0.5rem;
}

/* ── Place List (for ZIP/city lists) ── */
.place-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
}
.place-list li {
  margin: 0;
}
.place-list .modern-card {
  padding: 0.875rem 1.25rem;
}
.place-list .modern-card h3 {
  font-size: 1rem;
  margin: 0;
}
.place-list .modern-card .card-intro {
  font-size: 0.8rem;
  margin-top: 0.25rem;
}

/* ── Vertical Content (article body) ── */
.vertical-content {
  max-width: 720px;
  margin: 0 auto;
  line-height: 1.8;
  font-size: 1rem;
}
.vertical-content h2 {
  margin-top: 2rem;
}
.vertical-content ul, .vertical-content ol {
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}

/* ── Safety Notice ── */
.safety-notice {
  background: #FEF3C7;
  border: 1px solid #FDE68A;
  border-left: 4px solid var(--color-warning);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  margin: 1.5rem auto;
  max-width: var(--max-width);
  font-size: 0.9rem;
  color: #92400E;
}
.safety-notice::before {
  content: "⚠️ ";
  font-size: 1.1rem;
}

/* ── CTA Section ── */
.cta-section {
  text-align: center;
  padding: 1.5rem 1.25rem 2.5rem;
}
.cta-button {
  display: inline-block;
  background: linear-gradient(135deg, var(--color-cta), var(--color-cta-hover));
  color: #fff;
  font-weight: 600;
  padding: 0.75rem 2rem;
  border-radius: var(--radius);
  text-decoration: none;
  transition: all var(--transition);
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.35);
  font-size: 1rem;
}
.cta-button:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.45);
  color: #fff;
  text-decoration: none;
}

/* ── Hub CTA (text link style) ── */
.hub-cta {
  display: inline-block;
  font-weight: 600;
  color: var(--color-primary-light);
  font-size: 0.9rem;
  margin-top: 0.5rem;
  transition: all var(--transition-fast);
}
.hub-cta:hover {
  color: var(--color-primary);
  gap: 0.25rem;
}

/* ── Nearby Distance ── */
.nearby-dist {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* ── Ad Containers (Triple Placement) ── */
.ad-container {
  min-height: 125px;
  background: #F1F5F9;
  border: 2px dashed #CBD5E1;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #94A3B8;
  font-size: 0.85rem;
  font-family: var(--font-mono);
  text-align: center;
  margin: 2rem auto;
  max-width: var(--max-width);
  width: 100%;
}
.ad-container::before {
  content: "Advertisement Space";
}
.ad-container--top {
  margin-bottom: 2rem;
}
.ad-container--mid {
  /* placed above the explore/nearby section */
}
.ad-container--bottom {
  /* placed between back button and footer */
}

/* ── Footer ── */
footer {
  text-align: center;
  padding: 2rem 1.25rem;
  border-top: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: 0.85rem;
  max-width: var(--max-width);
  margin: 0 auto;
}
footer p {
  margin-bottom: 0.35rem;
  color: var(--color-text-muted);
}
footer .disclaimer {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  font-style: italic;
  max-width: 600px;
  margin: 0.5rem auto 0;
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .hub-grid {
    grid-template-columns: 1fr;
  }
  .place-list {
    grid-template-columns: 1fr;
  }
  .live-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-header h1 {
    font-size: 1.65rem;
  }
  .page-header {
    padding: 1.5rem 1rem 1rem;
  }
  .intro-card {
    padding: 1rem 1.25rem;
  }
  .modern-card {
    padding: 1rem 1.25rem;
  }
  .breadcrumb {
    padding: 0.5rem 0.75rem;
    font-size: 0.78rem;
  }
}

@media (max-width: 480px) {
  .live-grid {
    grid-template-columns: 1fr 1fr;
  }
  .hub-grid {
    grid-template-columns: 1fr;
  }
  .place-list {
    grid-template-columns: 1fr;
  }
  .page-header h1 {
    font-size: 1.4rem;
  }
}

/* ── Forecast Table ── */
.forecast-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
.forecast-table th {
  background: var(--color-primary);
  color: #fff;
  padding: 0.5rem 0.4rem;
  text-align: center;
  font-weight: 600;
}
.forecast-table td {
  padding: 0.4rem;
  text-align: center;
  border-bottom: 1px solid var(--color-border);
}
.forecast-table tbody tr:hover {
  background: rgba(0,0,0,0.03);
}
.forecast-table-wrapper {
  overflow-x: auto;
  margin: 1rem 0;
}

.forecast-table td:first-child {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2px;
}

/* ── Forecast Last Updated ── */
.forecast-last-updated {
  font-size: 0.85rem;
  color: var(--color-text-light);
  margin-bottom: 0.5rem;
}

/* ── Forecast Recommendation ── */
.forecast-recommendation {
  background: var(--color-bg-secondary);
  border-left: 4px solid var(--color-primary);
  padding: 0.75rem 1rem;
  border-radius: 0 6px 6px 0;
  margin: 1rem 0;
}