/* Base styles */
:root {
  --primary-color: #3498db;
  --secondary-color: #2980b9;
  --accent-color: #e74c3c;
  --text-color: #333;
  --light-text: #666;
  --background-color: #f5f7fa;
  --card-background: #fff;
  --border-color: #e1e1e1;
  --success-color: #2ecc71;
  --warning-color: #f39c12;
  --alert-color: #e74c3c;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Roboto', sans-serif;
  background-color: var(--background-color);
  color: var(--text-color);
  line-height: 1.6;
}

.app-container {
  max-width: 1600px;
  margin: 0 auto;
  padding: 15px;
}

/* Header styles */
header {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 30px;
  position: relative;
}

h1 {
  font-size: 2.5rem;
  font-weight: 500;
  margin-bottom: 10px;
  color: var(--primary-color);
}

/* Alert styles */
.alert-container {
  width: 100%;
  margin-top: 15px;
  display: none; /* Hidden by default */
}

.alert {
  background-color: var(--alert-color);
  color: white;
  padding: 15px 20px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  animation: pulse 1.5s infinite;
}

@keyframes pulse {
  0% {
    opacity: 1;
    transform: scale(0.98);
  }
  50% {
    opacity: 0.8;
    transform: scale(1);
  }
  100% {
    opacity: 1;
    transform: scale(0.98);
  }
}

/* Search container */
.search-container {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  margin-bottom: 20px;
  justify-content: space-between;
  align-items: flex-start;
}

.search-input-container {
  flex: 1;
  min-width: 250px;
  display: flex;
  flex-direction: column;
}

.search-input-container .input-wrapper {
  display: flex;
  width: 100%;
  position: relative;
}

.search-input-container input {
  flex: 1;
  width: 100%;
  padding: 12px 15px;
  border: 1px solid var(--border-color);
  border-radius: 8px 0 0 8px;
  font-size: 1rem;
  outline: none;
  transition: border-color 0.3s;
}

.search-input-container input:focus {
  border-color: var(--primary-color);
}

.search-input-container button {
  background-color: var(--primary-color);
  color: white;
  border: none;
  padding: 0 20px;
  border-radius: 0 8px 8px 0;
  cursor: pointer;
  transition: background-color 0.3s;
}

.search-input-container button:hover {
  background-color: var(--secondary-color);
}

.timeframe-container {
  display: flex;
  align-items: center;
  gap: 10px;
}

select {
  padding: 10px 15px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-size: 1rem;
  background-color: white;
  cursor: pointer;
  outline: none;
}

/* Tabs */
.tabs {
  display: flex;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--border-color);
}

.tab-button {
  padding: 12px 20px;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 500;
  color: var(--light-text);
  position: relative;
  transition: color 0.3s;
}

.tab-button:hover {
  color: var(--primary-color);
}

.tab-button.active {
  color: var(--primary-color);
}

.tab-button.active::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 100%;
  height: 3px;
  background-color: var(--primary-color);
}

/* Tab content */
.tab-pane {
  display: none;
}

.tab-pane.active {
  display: block;
}

/* List view */
.list-container {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.announcement-card {
  background-color: var(--card-background);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s, box-shadow 0.3s;
}

.announcement-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.announcement-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 20px;
  background-color: var(--primary-color);
  color: white;
}

.announcement-title {
  font-size: 1.2rem;
  font-weight: 500;
}

.announcement-type {
  background-color: rgba(255, 255, 255, 0.2);
  padding: 4px 10px;
  border-radius: 15px;
  font-size: 0.85rem;
}

.announcement-details {
  padding: 20px;
}

.announcement-description {
  margin-bottom: 15px;
  font-size: 1rem;
}

.announcement-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 10px;
}

.meta-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--light-text);
  font-size: 0.9rem;
}

/* Map view */
#map {
  height: 900px;
  width: 100%;
  border-radius: 8px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

/* Loading state */
.loading {
  text-align: center;
  padding: 20px;
  color: var(--light-text);
}

/* Results count */
.results-count {
  margin-top: 8px;
  padding: 5px 0;
  font-size: 0.85rem;
  color: var(--light-text);
}

/* High altitude styles */
.high-altitude {
  color: #e74c3c;
  font-weight: bold;
  background-color: rgba(231, 76, 60, 0.1);
  padding: 2px 5px;
  border-radius: 3px;
}

.high-altitude-card .announcement-header {
  position: relative;
}

.high-altitude-card .announcement-header::after {
  content: '⚠️ Over 122m UAS limit';
  position: absolute;
  top: 5px;
  right: 5px;
  background-color: rgba(255, 255, 255, 0.9);
  color: #e74c3c;
  font-size: 0.7rem;
  font-weight: bold;
  padding: 2px 5px;
  border-radius: 3px;
}

/* Responsive styles */
@media (max-width: 768px) {
  .app-container {
    padding: 15px;
  }

  h1 {
    font-size: 2rem;
  }

  .search-container {
    flex-direction: column;
    align-items: stretch;
  }

  .search-input-container {
    width: 100%;
  }

  .timeframe-container {
    width: 100%;
    justify-content: space-between;
  }

  .tabs {
    justify-content: center;
  }

  #map {
    height: 400px;
  }

  .announcement-meta {
    grid-template-columns: 1fr;
  }
}