/* TowerScope Design System - matches landing page */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg-deep: #0a0e17;
  --bg-card: #111827;
  --bg-elevated: #1a2236;
  --accent: #00d4aa;
  --accent-dim: #00a888;
  --accent-glow: rgba(0, 212, 170, 0.15);
  --text-primary: #f0f4f8;
  --text-secondary: #8b95a8;
  --text-muted: #5a6478;
  --border: #1e2a3d;
  --signal-red: #ff4d4f;
  --signal-amber: #ffa940;
  --signal-green: #52c41a;
}

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--bg-deep);
  color: var(--text-primary);
  overflow-x: hidden;
  line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Space Grotesk', sans-serif;
}

/* Map page layout */
.app-layout {
  display: flex;
  height: 100vh;
  overflow: hidden;
}

/* Sidebar */
.sidebar {
  width: 380px;
  min-width: 380px;
  background: var(--bg-card);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.sidebar-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.sidebar-logo {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--accent);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
}

.sidebar-logo .logo-icon-sm {
  width: 24px; height: 24px;
  border: 2px solid var(--accent);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.sidebar-logo .logo-icon-sm::before {
  content: '';
  width: 2px; height: 12px;
  background: var(--accent);
  border-radius: 1px;
}

.back-link {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}

.back-link:hover {
  color: var(--accent);
}

/* Stats bar */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border-bottom: 1px solid var(--border);
}

.stat-box {
  background: var(--bg-card);
  padding: 14px 16px;
  text-align: center;
}

.stat-box .stat-val {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.35rem;
  font-weight: 700;
}

.stat-box .stat-val.red { color: var(--signal-red); }
.stat-box .stat-val.amber { color: var(--signal-amber); }
.stat-box .stat-val.green { color: var(--signal-green); }
.stat-box .stat-val.accent { color: var(--accent); }

.stat-box .stat-lbl {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Filters */
.filters {
  padding: 16px 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.filter-row {
  display: flex;
  gap: 8px;
}

.filter-select, .filter-input {
  flex: 1;
  background: var(--bg-elevated);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 12px;
  font-size: 0.82rem;
  font-family: 'DM Sans', sans-serif;
  outline: none;
  transition: border-color 0.2s;
}

.filter-select:focus, .filter-input:focus {
  border-color: var(--accent);
}

.filter-select option {
  background: var(--bg-card);
}

/* Station list */
.station-list {
  flex: 1;
  overflow-y: auto;
  padding: 8px 0;
}

.station-list::-webkit-scrollbar {
  width: 6px;
}

.station-list::-webkit-scrollbar-track {
  background: var(--bg-card);
}

.station-list::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 3px;
}

.station-item {
  padding: 14px 24px;
  border-bottom: 1px solid rgba(30,42,61,0.5);
  cursor: pointer;
  transition: background 0.15s;
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.station-item:hover {
  background: var(--bg-elevated);
}

.station-item.active {
  background: var(--accent-glow);
  border-left: 3px solid var(--accent);
}

.signal-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  margin-top: 5px;
  flex-shrink: 0;
}

.signal-dot.red {
  background: var(--signal-red);
  box-shadow: 0 0 8px var(--signal-red);
}

.signal-dot.amber {
  background: var(--signal-amber);
  box-shadow: 0 0 8px var(--signal-amber);
}

.signal-dot.green {
  background: var(--signal-green);
  box-shadow: 0 0 8px var(--signal-green);
}

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

.station-name {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

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

.station-score {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.82rem;
  font-weight: 700;
  flex-shrink: 0;
  padding: 2px 8px;
  border-radius: 4px;
  background: rgba(0,0,0,0.3);
}

.station-score.red { color: var(--signal-red); }
.station-score.amber { color: var(--signal-amber); }
.station-score.green { color: var(--signal-green); }

/* Map container */
.map-container {
  flex: 1;
  position: relative;
}

#map {
  width: 100%;
  height: 100%;
}

/* Override Leaflet for dark theme */
.leaflet-container {
  background: var(--bg-deep) !important;
}

.leaflet-control-zoom a {
  background: var(--bg-card) !important;
  color: var(--text-primary) !important;
  border-color: var(--border) !important;
}

.leaflet-control-zoom a:hover {
  background: var(--bg-elevated) !important;
}

.leaflet-control-attribution {
  background: rgba(17, 24, 39, 0.8) !important;
  color: var(--text-muted) !important;
  font-size: 10px !important;
}

.leaflet-control-attribution a {
  color: var(--text-muted) !important;
}

/* Custom popup */
.leaflet-popup-content-wrapper {
  background: var(--bg-card) !important;
  color: var(--text-primary) !important;
  border: 1px solid var(--border) !important;
  border-radius: 10px !important;
  box-shadow: 0 8px 32px rgba(0,0,0,0.5) !important;
}

.leaflet-popup-tip {
  background: var(--bg-card) !important;
  border: 1px solid var(--border) !important;
}

.leaflet-popup-close-button {
  color: var(--text-muted) !important;
}

.popup-content {
  padding: 4px;
  min-width: 240px;
}

.popup-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 10px;
}

.popup-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.3;
}

.popup-badge {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 4px;
  flex-shrink: 0;
  margin-left: 8px;
}

.popup-badge.red { background: rgba(255,77,79,0.15); color: var(--signal-red); }
.popup-badge.amber { background: rgba(255,169,64,0.15); color: var(--signal-amber); }
.popup-badge.green { background: rgba(82,196,26,0.15); color: var(--signal-green); }

.popup-route {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.popup-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 12px;
}

.popup-stat {
  background: var(--bg-elevated);
  border-radius: 6px;
  padding: 8px 10px;
}

.popup-stat-label {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  margin-bottom: 2px;
}

.popup-stat-value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
}

.popup-coverage {
  margin-top: 10px;
}

.popup-coverage-title {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.coverage-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 4px;
}

.cov-item {
  background: var(--bg-elevated);
  border-radius: 4px;
  padding: 6px 8px;
  font-size: 0.72rem;
  text-align: center;
}

.cov-item .carrier-name {
  color: var(--text-muted);
  display: block;
  margin-bottom: 2px;
  font-size: 0.65rem;
  text-transform: uppercase;
}

.cov-item.strong { color: var(--signal-green); }
.cov-item.moderate { color: var(--accent); }
.cov-item.weak { color: var(--signal-amber); }
.cov-item.none { color: var(--signal-red); }

.popup-note {
  margin-top: 10px;
  padding: 8px 10px;
  background: rgba(255,77,79,0.08);
  border-radius: 6px;
  border-left: 3px solid var(--signal-red);
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* Legend overlay */
.map-legend {
  position: absolute;
  bottom: 30px;
  right: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 18px;
  z-index: 1000;
  font-size: 0.78rem;
}

.map-legend h4 {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}

.legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.legend-dot.red { background: var(--signal-red); box-shadow: 0 0 6px var(--signal-red); }
.legend-dot.amber { background: var(--signal-amber); box-shadow: 0 0 6px var(--signal-amber); }
.legend-dot.green { background: var(--signal-green); box-shadow: 0 0 6px var(--signal-green); }

.legend-text {
  color: var(--text-secondary);
}

/* Loading overlay */
.loading-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 14, 23, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  transition: opacity 0.3s;
}

.loading-overlay.hidden {
  opacity: 0;
  pointer-events: none;
}

.loading-spinner {
  text-align: center;
}

.spinner-ring {
  width: 40px; height: 40px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto 12px;
}

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

.loading-text {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* ============================================ */
/* Paywall Overlay                              */
/* ============================================ */

.paywall-overlay {
  position: absolute;
  inset: 0;
  z-index: 1500;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(10, 14, 23, 0.7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.paywall-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 40px 36px;
  max-width: 420px;
  width: 90%;
  text-align: center;
  box-shadow: 0 16px 64px rgba(0, 0, 0, 0.6);
  animation: paywallFadeIn 0.4s ease-out;
}

@keyframes paywallFadeIn {
  from { opacity: 0; transform: translateY(16px) scale(0.97); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.paywall-lock-icon {
  width: 52px;
  height: 52px;
  background: rgba(255, 77, 79, 0.1);
  border: 1px solid rgba(255, 77, 79, 0.2);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  color: var(--signal-red);
}

.paywall-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.paywall-subtitle {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 24px;
}

.paywall-stats-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 24px;
  padding: 16px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.paywall-stat-item {
  text-align: center;
}

.paywall-stat-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.6rem;
  font-weight: 700;
  display: block;
  line-height: 1.2;
}

.paywall-stat-num.red { color: var(--signal-red); }
.paywall-stat-num.amber { color: var(--signal-amber); }
.paywall-stat-num.accent { color: var(--accent); }

.paywall-stat-name {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.paywall-stat-sep {
  width: 1px;
  height: 36px;
  background: var(--border);
}

.paywall-price-tag {
  margin-bottom: 20px;
}

.paywall-price-amount {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--accent);
}

.paywall-price-period {
  font-size: 1rem;
  color: var(--text-muted);
}

.paywall-cta-btn {
  display: block;
  width: 100%;
  padding: 14px 24px;
  background: var(--accent);
  color: var(--bg-deep);
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  border: none;
  border-radius: 10px;
  text-decoration: none;
  text-align: center;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
  margin-bottom: 12px;
}

.paywall-cta-btn:hover {
  background: var(--accent-dim);
  transform: translateY(-1px);
}

.paywall-activate-trigger {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 0.82rem;
  cursor: pointer;
  padding: 8px;
  transition: color 0.2s;
  font-family: 'DM Sans', sans-serif;
}

.paywall-activate-trigger:hover {
  color: var(--accent);
}

.paywall-feature-list {
  margin-top: 20px;
  text-align: left;
}

.paywall-feature-item {
  font-size: 0.82rem;
  color: var(--text-secondary);
  padding: 4px 0;
}

/* ============================================ */
/* Activation Modal                             */
/* ============================================ */

.activation-overlay {
  position: absolute;
  inset: 0;
  z-index: 1600;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(10, 14, 23, 0.8);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.activation-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px 32px;
  max-width: 380px;
  width: 90%;
  text-align: center;
  box-shadow: 0 16px 64px rgba(0, 0, 0, 0.6);
  animation: paywallFadeIn 0.3s ease-out;
}

.activation-check-icon {
  width: 48px;
  height: 48px;
  background: rgba(0, 212, 170, 0.1);
  border: 1px solid rgba(0, 212, 170, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-size: 1.2rem;
  color: var(--accent);
}

.activation-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.activation-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 20px;
  line-height: 1.5;
}

.activation-email-input {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-primary);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  outline: none;
  margin-bottom: 12px;
  transition: border-color 0.2s;
}

.activation-email-input:focus {
  border-color: var(--accent);
}

.activation-submit-btn {
  width: 100%;
  padding: 12px 24px;
  background: var(--accent);
  color: var(--bg-deep);
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.2s;
  margin-bottom: 10px;
}

.activation-submit-btn:hover {
  background: var(--accent-dim);
}

.activation-submit-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.activation-status {
  font-size: 0.82rem;
  padding: 4px 0;
  min-height: 24px;
}

.activation-status.error {
  color: var(--signal-red);
}

.activation-status.success {
  color: var(--accent);
}

.activation-back-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 0.82rem;
  cursor: pointer;
  padding: 8px;
  font-family: 'DM Sans', sans-serif;
  transition: color 0.2s;
}

.activation-back-btn:hover {
  color: var(--accent);
}

/* ============================================ */
/* Locked Stations Banner                       */
/* ============================================ */

.locked-stations-banner {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 24px;
  background: rgba(255, 77, 79, 0.06);
  border-top: 1px solid rgba(255, 77, 79, 0.15);
  position: sticky;
  bottom: 0;
}

.locked-icon {
  color: var(--signal-red);
  opacity: 0.7;
  display: flex;
  align-items: center;
}

.locked-text {
  flex: 1;
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.locked-cta {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
  padding: 6px 12px;
  border: 1px solid var(--accent);
  border-radius: 6px;
  transition: background 0.2s, color 0.2s;
  white-space: nowrap;
}

.locked-cta:hover {
  background: var(--accent);
  color: var(--bg-deep);
}

/* Filters locked state (teaser mode) */
.filters-locked {
  opacity: 0.4;
  pointer-events: none;
  position: relative;
}

.filters-locked::after {
  content: 'Subscribe to filter';
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.82rem;
  color: var(--text-muted);
  background: rgba(17, 24, 39, 0.6);
  border-radius: 6px;
}

/* ============================================ */
/* Mobile responsiveness                        */
/* ============================================ */

@media (max-width: 768px) {
  .app-layout {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
    min-width: unset;
    height: 45vh;
    border-right: none;
    border-bottom: 1px solid var(--border);
  }

  .map-container {
    height: 55vh;
  }

  .map-legend {
    bottom: 10px;
    right: 10px;
    padding: 10px 14px;
  }

  .paywall-card {
    padding: 28px 20px;
    max-width: 340px;
  }

  .paywall-title {
    font-size: 1.25rem;
  }

  .paywall-stats-row {
    gap: 10px;
  }

  .paywall-stat-num {
    font-size: 1.3rem;
  }

  .paywall-price-amount {
    font-size: 2rem;
  }

  .activation-card {
    padding: 28px 20px;
  }
}