/* Application styles */

/* Reset and base styles */
body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

/* Navigation */
.main-navigation {
  background-color: #2c3e50;
  color: white;
  padding: 0;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 60px;
}

.nav-left {
  display: flex;
  align-items: center;
}

.nav-logo {
  color: white;
  text-decoration: none;
  font-size: 20px;
  font-weight: bold;
  padding: 10px 0;
}

.nav-logo:hover {
  color: #3498db;
}

.nav-right {
  display: flex;
  gap: 10px;
  align-items: center;
}

.nav-link {
  color: white;
  text-decoration: none;
  padding: 10px 15px;
  border-radius: 4px;
  transition: background-color 0.2s;
}

.nav-link:hover {
  background-color: #34495e;
}

.nav-button {
  background: none;
  border: 1px solid white;
  cursor: pointer;
  font-size: 14px;
}

.nav-button:hover {
  background-color: #e74c3c;
  border-color: #e74c3c;
}

/* Main content */
.main-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

/* Flash messages */
.flash-notice,
.flash-alert {
  padding: 12px 20px;
  margin: 0 0 24px 0;
  text-align: center;
}

.flash-notice {
  background-color: #d4edda;
  color: #155724;
  border-bottom: 1px solid #c3e6cb;
}

.flash-alert {
  background-color: #f8d7da;
  color: #721c24;
  border-bottom: 1px solid #f5c6cb;
}

/* ==================== Generic Components ==================== */

/* Page Layout */
.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
  padding-bottom: 20px;
  border-bottom: 2px solid #e0e0e0;
}

.page-header h1 {
  margin: 0;
  font-size: 32px;
  color: #2c3e50;
}

.header-actions {
  display: flex;
  gap: 10px;
  align-items: center;
}

.page-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
  padding-bottom: 15px;
  border-bottom: 1px solid #e0e0e0;
}

.toolbar-actions {
  display: flex;
  gap: 10px;
}

/* Buttons */
.btn-primary {
  display: inline-block;
  background-color: #3498db;
  color: white;
  padding: 10px 20px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 500;
  transition: background-color 0.2s;
  border: none;
  cursor: pointer;
  font-size: 14px;
}

.btn-primary:hover {
  background-color: #2980b9;
}

.btn-secondary {
  display: inline-block;
  background-color: #95a5a6;
  color: white;
  padding: 10px 20px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 500;
  font-size: 14px;
  transition: background-color 0.2s;
  border: none;
  cursor: pointer;
}

.btn-secondary:hover {
  background-color: #7f8c8d;
}

.btn-danger {
  display: inline-block;
  background-color: #e74c3c;
  color: white;
  padding: 10px 20px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 500;
  font-size: 14px;
  transition: background-color 0.2s;
  border: none;
  cursor: pointer;
}

.btn-danger:hover {
  background-color: #c0392b;
}

.btn-small {
  padding: 6px 12px;
  font-size: 13px;
}

.btn-back {
  color: #3498db;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}

.btn-back:hover {
  color: #2980b9;
}

/* Cards */
.card {
  background: white;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 24px;
  margin-bottom: 20px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.card-header h2 {
  margin: 0;
  font-size: 20px;
  font-weight: 600;
  color: #2c3e50;
}

.card-title {
  margin: 0 0 15px 0;
  font-size: 18px;
  font-weight: 600;
  color: #2c3e50;
  border-bottom: 2px solid #3498db;
  padding-bottom: 8px;
}

.card-content {
  color: #34495e;
  line-height: 1.7;
  margin: 0;
  font-size: 16px;
}

/* Item Grid/List */
.item-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

.item-card {
  display: block;
  background: white;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 20px;
  text-decoration: none;
  color: inherit;
  transition: all 0.2s;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
  position: relative;
}

.item-card:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  border-color: #3498db;
  transform: translateY(-2px);
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: #7f8c8d;
}

.empty-state p {
  margin: 10px 0;
  font-size: 16px;
}

.empty-state .btn-primary {
  margin-top: 10px;
}

/* Typography */
.text-meta {
  color: #95a5a6;
  font-size: 12px;
  margin: 8px 0 0 0;
}

.text-muted {
  color: #7f8c8d;
}