:root {
  color-scheme: dark;
  --bg: #0b1220;
  --card: rgba(17, 24, 39, 0.84);
  --card-border: rgba(148, 163, 184, 0.18);
  --text: #e5eefb;
  --muted: #8fa3bf;
  --accent: #7c3aed;
  --accent-2: #22c55e;
  --danger: #f97316;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at top, #172554 0, #0b1220 48%, #050814 100%);
  color: var(--text);
}

.shell {
  max-width: 1280px;
  margin: 0 auto;
  padding: 32px 20px 48px;
}

.card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 24px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(16px);
}

.hero {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 20px;
  margin-bottom: 22px;
}

.hero h1 {
  margin: 8px 0 8px;
  font-size: clamp(2rem, 5vw, 3.5rem);
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.75rem;
  color: var(--accent-2);
  margin: 0;
}

.muted { color: var(--muted); }
.small { font-size: 0.9rem; }

.search-toolbar {
  display: flex;
  gap: 12px;
  align-items: end;
  flex-wrap: wrap;
}

.search-grid > div,
.search-grid button {
  width: 100%;
}

.mode-switch {
  display: flex;
  gap: 12px;
  align-items: center;
}

label {
  display: block;
  font-size: 0.9rem;
  color: #cfe0fb;
  margin-bottom: 8px;
}

input, select, button {
  border: 1px solid rgba(148, 163, 184, 0.18);
  background: rgba(15, 23, 42, 0.9);
  color: var(--text);
  border-radius: 12px;
  padding: 10px 12px;
  font-size: 0.98rem;
}

button {
  cursor: pointer;
  background: linear-gradient(135deg, var(--accent), #4f46e5);
  font-weight: 700;
  box-shadow: 0 12px 24px rgba(124, 58, 237, 0.3);
}

button:hover { filter: brightness(1.05); }

.coords {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.coords .secondary {
  grid-column: 1 / -1;
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid rgba(124, 58, 237, 0.35);
}

.hidden { display: none; }
.status {
  margin-top: 14px;
  color: var(--muted);
  min-height: 1.4em;
}

.grid {
  display: grid;
  grid-template-columns: 1.1fr 0.95fr;
  gap: 20px;
}

.grid > .card {
  padding: 20px;
}

.section-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-bottom: 12px;
}

.inline-controls {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.stations {
  display: grid;
  gap: 12px;
  max-height: 760px;
  overflow: auto;
  padding-right: 4px;
}

.station {
  border: 1px solid rgba(148, 163, 184, 0.08);
  background: rgba(15, 23, 42, 0.6);
  border-radius: 14px;
  padding: 12px;
  cursor: pointer;
}

.station.active {
  border-color: rgba(124, 58, 237, 0.6);
  box-shadow: inset 0 0 0 1px rgba(124, 58, 237, 0.25);
}

.station-top {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-bottom: 8px;
}

.station h3 {
  margin: 0;
  font-size: 1.05rem;
}

/* Favorite button inside station header */
.station .fav-btn {
  display: inline-block;
  width: auto;
  padding: 2px 8px;
  margin-left: 8px;
  font-size: 0.95rem;
  line-height: 1;
  border-radius: 8px;
  background: transparent;
  border: 1px solid rgba(148,163,184,0.08);
  color: var(--accent-2);
  box-shadow: none;
}
.station .fav-btn:hover {
  background: rgba(124,58,237,0.08);
}

/* small favorite indicator shown below the distance */
.station .fav-indicator {
  margin-top: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 28px;
  padding: 6px 8px;
  border-radius: 999px;
  font-size: 1.05rem;
  line-height: 1;
  color: var(--muted);
  background: rgba(148, 163, 184, 0.02);
  border: 1px solid rgba(148, 163, 184, 0.06);
  cursor: pointer;
  transition: background 140ms ease, color 140ms ease, transform 120ms ease;
}
.station .fav-indicator:hover {
  background: rgba(124,58,237,0.06);
  color: var(--text);
  transform: translateY(-1px);
}
.station .fav-indicator.is-fav {
  color: #ffd166;
  background: rgba(255, 209, 102, 0.08);
  border-color: rgba(255, 209, 102, 0.12);
}

.station .fav-indicator:focus {
  outline: 3px solid rgba(124,58,237,0.14);
  outline-offset: 2px;
}

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

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 0.85rem;
  background: rgba(148, 163, 184, 0.12);
}

.price-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin-top: 10px;
}

.price {
  background: rgba(255, 255, 255, 0.04);
  border-radius: 14px;
  padding: 10px;
  text-align: center;
}

.price strong {
  display: block;
  font-size: 1.05rem;
  margin-top: 4px;
}

canvas {
  background: rgba(15, 23, 42, 0.45);
  border-radius: 18px;
  padding: 12px;
}

@media (max-width: 1000px) {
  .search-grid,
  .grid {
    grid-template-columns: 1fr;
  }

  .coords {
    grid-column: auto;
  }
}

/* Mobile-first refinements */
@media (max-width: 600px) {
  .shell {
    padding: 16px 12px 28px;
  }

  .hero {
    padding: 18px;
    border-radius: 18px;
  }

  .search-grid {
    grid-template-columns: 1fr;
    gap: 10px;
    margin-top: 12px;
  }

  input, select, button {
    padding: 14px 16px;
    font-size: 1.05rem;
    border-radius: 12px;
  }

  button {
    min-height: 48px;
  }

  .mode-switch { gap: 10px; }
  .mode-switch label { font-size: 1rem; }

  .coords { grid-template-columns: 1fr; }

  .grid { gap: 14px; }

  .stations { max-height: 52vh; }

  .station { padding: 16px; }
  .station h3 { font-size: 1.1rem; }

  .price-grid { grid-template-columns: 1fr; }

  .inline-controls { flex-direction: column; align-items: stretch; gap: 8px; }

  canvas { width: 100% !important; height: auto !important; }
}

/* header layout */
.hero-left { flex: 1 1 40%; }
.hero-right { flex: 1 1 60%; }
.search-toolbar .control { display: flex; flex-direction: column; min-width: 140px; }
.search-toolbar .actions { display:flex; align-items:end; }

/* tabs */
.tabs .tab { background: transparent; border: 1px solid transparent; padding: 8px 12px; border-radius: 999px; color: var(--muted); cursor: pointer; }
.tabs .tab[aria-selected="true"] { background: linear-gradient(135deg, var(--accent), #4f46e5); color: white; border-color: rgba(124,58,237,0.2); }

/* station list adjustments */
.stations-column { padding: 16px; }
.chart-column { padding: 16px; }

/* small improvements for badges */
.badge { background: rgba(148,163,184,0.06); color: var(--muted); padding: 6px 10px; border-radius: 999px; }


/* Modal visibility control */
#add-user-modal {
  display: flex !important;
}

#add-user-modal.hidden {
  display: none !important;
}