* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html,
body {
  height: 100%;
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: #1f2a1f;
  background: #eef2ec;
}

/* Sign-in screen */

.signin {
  min-height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.card {
  width: 100%;
  max-width: 340px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 28px 24px;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.card h1 {
  margin: 0 0 4px;
  font-size: 1.5rem;
}

.card label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.9rem;
  font-weight: 600;
}

.card input {
  padding: 10px 12px;
  font: inherit;
  font-weight: 400;
  border: 1px solid #c5cec3;
  border-radius: 8px;
}

button {
  padding: 10px 14px;
  font: inherit;
  font-weight: 600;
  color: #fff;
  background: #2f6b3a;
  border: none;
  border-radius: 8px;
  cursor: pointer;
}

button:hover {
  background: #255630;
}

button:disabled {
  opacity: 0.6;
  cursor: default;
}

.error {
  margin: 0;
  color: #b42318;
  font-size: 0.9rem;
}

/* Map screen */

.map-view {
  height: 100%;
  display: flex;
  flex-direction: column;
}

.topbar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 16px;
  background: #fff;
  border-bottom: 1px solid #d5ddd3;
}

.topbar .title {
  font-weight: 700;
}

.topbar .status {
  flex: 1;
  color: #5a665a;
  font-size: 0.9rem;
}

.topbar .user-email {
  color: #5a665a;
  font-size: 0.9rem;
}

.topbar button {
  padding: 6px 12px;
  font-size: 0.9rem;
}

#map {
  flex: 1;
}

/* Legend (a Leaflet control in the map's top-right corner) */

.legend {
  padding: 8px 10px;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 1px 5px rgba(0, 0, 0, 0.3);
  font-size: 0.85rem;
}

.legend:empty {
  display: none;
}

.legend-row {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 2px 0;
  cursor: pointer;
}

.legend-row input {
  margin: 0;
}

.legend-swatch {
  width: 18px;
  height: 4px;
  border-radius: 2px;
  flex-shrink: 0;
}

/* Hike popup */

.hike-popup h3 {
  margin: 0 0 4px;
  font-size: 1rem;
}

.hike-popup p {
  margin: 2px 0;
}

@media (max-width: 600px) {
  .topbar {
    flex-wrap: wrap;
    gap: 4px 12px;
  }

  .topbar .status {
    order: 3;
    flex-basis: 100%;
  }

  .topbar .user-email {
    display: none;
  }
}