/* Scoped styling for real-time-air-quality-checker */
.raqc-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.5rem 1rem;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--color-text, #1e293b);
}

.raqc-header {
  margin-bottom: 1.5rem;
}

.raqc-badge {
  display: inline-block;
  padding: 0.25rem 0.6rem;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 9999px;
  background-color: #dbeafe;
  color: #1e40af;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.raqc-title {
  font-size: 1.85rem;
  font-weight: 800;
  margin: 0 0 0.5rem 0;
  color: var(--color-heading, #0f172a);
}

.raqc-subtitle {
  margin: 0;
  font-size: 1rem;
  color: var(--color-text-muted, #64748b);
  line-height: 1.5;
}

/* Ad slots */
.raqc-ad-slot {
  margin: 1.5rem 0;
  min-height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface-subtle, #f8fafc);
  border: 1px dashed var(--color-border, #e2e8f0);
  border-radius: 0.5rem;
}

/* Main Grid */
.raqc-main-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

@media (min-width: 960px) {
  .raqc-main-grid {
    grid-template-columns: 7fr 5fr;
  }
}

.raqc-side-col {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* Cards */
.raqc-card {
  background: var(--color-surface, #ffffff);
  border: 1px solid var(--color-border, #e2e8f0);
  border-radius: 0.75rem;
  padding: 1.5rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.raqc-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--color-border, #e2e8f0);
  padding-bottom: 0.75rem;
}

.raqc-card-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin: 0;
  color: var(--color-heading, #0f172a);
}

.raqc-card-sub {
  font-size: 0.85rem;
  color: #64748b;
  margin: 0 0 1rem 0;
}

.raqc-data-source {
  font-size: 0.75rem;
  padding: 0.2rem 0.5rem;
  background: #f1f5f9;
  border-radius: 0.25rem;
  color: #475569;
  font-weight: 600;
}

/* Controls */
.raqc-controls-row {
  display: flex;
  gap: 0.75rem;
  align-items: flex-end;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

.raqc-control-group {
  flex: 1;
  min-width: 240px;
}

.raqc-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: #334155;
  margin-bottom: 0.35rem;
}

.raqc-select {
  width: 100%;
  padding: 0.55rem 0.75rem;
  font-size: 0.9rem;
  border: 1px solid #cbd5e1;
  border-radius: 0.375rem;
  background: #ffffff;
  color: #1e293b;
  outline: none;
}

.raqc-select:focus {
  border-color: #3b82f6;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.raqc-btn-wrap {
  margin-bottom: 1px;
}

.raqc-btn-primary {
  background: #2563eb;
  color: #ffffff;
  border: 1px solid #1d4ed8;
  padding: 0.55rem 1rem;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: 0.375rem;
  cursor: pointer;
  transition: background 0.15s ease;
  white-space: nowrap;
}

.raqc-btn-primary:hover {
  background: #1d4ed8;
}

/* Main AQI Banner */
.raqc-aqi-display {
  padding: 1.25rem;
  border-radius: 0.5rem;
  margin-bottom: 1.25rem;
  transition: background-color 0.2s, border-color 0.2s;
}

.raqc-status-good {
  background-color: #ecfdf5;
  border: 1px solid #a7f3d0;
  color: #065f46;
}

.raqc-status-moderate {
  background-color: #fefce8;
  border: 1px solid #fef08a;
  color: #854d0e;
}

.raqc-status-sensitive {
  background-color: #fff7ed;
  border: 1px solid #fed7aa;
  color: #9a3412;
}

.raqc-status-unhealthy {
  background-color: #fef2f2;
  border: 1px solid #fecaca;
  color: #991b1b;
}

.raqc-status-veryunhealthy {
  background-color: #faf5ff;
  border: 1px solid #e9d5ff;
  color: #6b21a8;
}

.raqc-status-hazardous {
  background-color: #450a0a;
  border: 1px solid #1c1917;
  color: #fecdd3;
}

.raqc-aqi-main {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 0.5rem;
}

.raqc-city-name {
  font-size: 1.35rem;
  font-weight: 800;
}

.raqc-score-wrap {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.raqc-aqi-number {
  font-size: 2.75rem;
  font-weight: 900;
  line-height: 1;
}

.raqc-score-meta {
  display: flex;
  flex-direction: column;
}

.raqc-score-unit {
  font-size: 0.75rem;
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.05em;
  opacity: 0.85;
}

.raqc-category-badge {
  font-size: 0.85rem;
  font-weight: 700;
  padding: 0.15rem 0.5rem;
  border-radius: 9999px;
  background: rgba(0, 0, 0, 0.08);
  display: inline-block;
  margin-top: 0.2rem;
}

.raqc-headline-desc {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.4;
  opacity: 0.95;
}

/* Color scale bar */
.raqc-gauge-wrap {
  margin-bottom: 1.5rem;
}

.raqc-gauge-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  font-weight: 600;
  color: #64748b;
  margin-bottom: 0.35rem;
}

.raqc-gauge-bar {
  display: flex;
  height: 12px;
  border-radius: 6px;
  overflow: visible;
  position: relative;
  background: #e2e8f0;
}

.raqc-gauge-segment {
  flex: 1;
  height: 100%;
}

.raqc-gauge-segment:first-child { border-top-left-radius: 6px; border-bottom-left-radius: 6px; }
.raqc-gauge-segment:last-child { border-top-right-radius: 6px; border-bottom-right-radius: 6px; }

.raqc-bg-good { background-color: #10b981; }
.raqc-bg-moderate { background-color: #facc15; }
.raqc-bg-sensitive { background-color: #f97316; }
.raqc-bg-unhealthy { background-color: #ef4444; }
.raqc-bg-veryunhealthy { background-color: #a855f7; }
.raqc-bg-hazardous { background-color: #881337; }

.raqc-gauge-indicator {
  position: absolute;
  top: -4px;
  width: 14px;
  height: 20px;
  background: #0f172a;
  border: 2px solid #ffffff;
  border-radius: 3px;
  transform: translateX(-50%);
  box-shadow: 0 2px 4px rgba(0,0,0,0.3);
  transition: left 0.3s ease;
}

/* Pollutant Grid */
.raqc-pollutant-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 0.75rem;
}

.raqc-pollutant-item {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 0.5rem;
  padding: 0.75rem;
  display: flex;
  flex-direction: column;
}

.raqc-pol-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 0.25rem;
}

.raqc-pol-name {
  font-weight: 700;
  font-size: 0.9rem;
  color: #1e293b;
}

.raqc-pol-tag {
  font-size: 0.65rem;
  color: #64748b;
}

.raqc-pol-value {
  font-size: 1.15rem;
  font-weight: 800;
  color: #0f172a;
  margin: 0.25rem 0;
}

.raqc-pol-value small {
  font-size: 0.7rem;
  font-weight: 500;
  color: #64748b;
}

.raqc-pol-status {
  font-size: 0.75rem;
  font-weight: 600;
  margin-top: auto;
}

.raqc-status-text-good { color: #16a34a; }
.raqc-status-text-moderate { color: #ca8a04; }
.raqc-status-text-sensitive { color: #ea580c; }
.raqc-status-text-unhealthy { color: #dc2626; }
.raqc-status-text-veryunhealthy { color: #9333ea; }
.raqc-status-text-hazardous { color: #881337; }

/* Advice list */
.raqc-advice-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.raqc-advice-item {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  padding: 0.75rem;
  border-radius: 0.5rem;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
}

.raqc-advice-icon {
  font-size: 1.35rem;
  line-height: 1;
}

.raqc-advice-content {
  flex: 1;
}

.raqc-advice-title {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: #334155;
  margin-bottom: 0.15rem;
}

.raqc-advice-desc {
  margin: 0;
  font-size: 0.8rem;
  color: #64748b;
  line-height: 1.4;
}

/* Calculator Form */
.raqc-calc-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.raqc-calc-row {
  display: flex;
  flex-direction: column;
}

.raqc-result-box {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  padding: 0.85rem;
  border-radius: 0.5rem;
  background: #f1f5f9;
  border: 1px solid #cbd5e1;
}

.raqc-result-badge {
  padding: 0.35rem 0.6rem;
  border-radius: 0.25rem;
  color: #ffffff;
  font-weight: 700;
  font-size: 0.75rem;
  text-transform: uppercase;
  white-space: nowrap;
}

.raqc-result-text {
  display: flex;
  flex-direction: column;
}

.raqc-result-text strong {
  font-size: 0.95rem;
  color: #0f172a;
}

.raqc-result-text span {
  font-size: 0.8rem;
  color: #64748b;
}

.raqc-loading {
  opacity: 0.6;
  pointer-events: none;
}

.raqc-hero-card {
  transition: opacity 0.22s ease, transform 0.22s ease;
}

.raqc-transitioning {
  opacity: 0.55;
  transform: translateY(2px);
}