:root {
  --primary: #5387f8;
  --primary-dark: #13609c;
  --danger: #700510;
  --success: #28a745;
  --bg: #f5f7fa;
  --white: #ffffff;
  --text: #333;
  --shadow: 0 2px 8px rgba(0,0,0,0.1);
}

* {
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', sans-serif;
  background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
  min-height: 100vh;
  padding: 20px;
  margin: 0;
}

h1 {
  color: var(--primary);
  text-align: center;
  margin: 20px 0;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
}

/* Cards */
.card {
  background: var(--white);
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 20px;
  box-shadow: var(--shadow);
}

/* Fahrt Items */
.fahrt-item {
  background: var(--white);
  padding: 20px;
  margin-bottom: 15px;
  border-radius: 8px;
  box-shadow: var(--shadow);
  border-left: 4px solid var(--primary);
}

.fahrt-item p {
  margin: 8px 0;
}

.fahrt-item strong {
  color: var(--primary);
}

/* Buttons */
button, .btn {
  padding: 12px 24px;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
  transition: all 0.3s;
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
}

.delete-button {
  background: var(--danger);
  color: var(--white);
  margin-top: 10px;
}

.delete-button:hover {
  background: #c82333;
}

.details-link {
  background: var(--primary);
  color: var(--white);
  padding: 12px 24px;
  border-radius: 8px;
  text-decoration: none;
  display: inline-block;
  margin-top: 10px;
}

.details-link:hover {
  background: var(--primary-dark);
  color: var(--white);
}

.zu-den-fahrten {
  width: 100%;
  margin-top: 15px;
  background: var(--success);
  color: var(--white);
}

.zu-den-fahrten:hover {
  background: #218838;
}

/* Forms */
.form-control {
  width: 100%;
  padding: 12px;
  border: 2px solid #ddd;
  border-radius: 8px;
  margin-bottom: 15px;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
}

.form-label {
  display: block;
  margin-bottom: 5px;
  font-weight: 600;
}

/* Saison */
#saison-liste {
  text-align: center;
  margin: 20px 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}

.saison-btn {
  padding: 12px 24px;
  background: var(--primary);
  color: var(--white);
  border: none;
  border-radius: 8px;
  cursor: pointer;
}

.saison-btn:hover {
  background: var(--primary-dark);
}

#fahrten-in-saison {
  margin-top: 20px;
  padding: 20px;
  background: var(--white);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

#allEntries {
  display: block;
  margin: 20px auto;
  background: var(--success);
  color: var(--white);
}

/* Details */
#fahrt-details {
  background: var(--white);
  padding: 20px;
  border-radius: 8px;
  box-shadow: var(--shadow);
  margin-bottom: 20px;
}

#fahrt-details p {
  margin: 10px 0;
}

#fahrt-details strong {
  color: var(--primary);
}

#map {
  height: 400px;
  width: 100%;
  border-radius: 8px;
  border: 2px solid #ddd;
  margin: 20px 0;
}

/* Alerts */
.alert {
  padding: 15px;
  border-radius: 8px;
  margin-bottom: 15px;
}

.alert-danger {
  background: #f8d7da;
  color: #721c24;
  border-left: 4px solid var(--danger);
}

/* Responsive */
@media (max-width: 768px) {
  body {
    padding: 10px;
  }

  .fahrt-item,
  .card {
    padding: 15px;
  }

  button, .btn, .details-link {
    width: 100%;
    margin: 5px 0;
  }

  #saison-liste {
    flex-direction: column;
  }

  .saison-btn {
    width: 100%;
  }

  #map {
    height: 300px;
  }
}