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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  line-height: 1.6;
  color: #333;
  background-color: #f8f9fa;
}

main {
  min-height: calc(100vh - 200px);

}

nav {
  background: #333;
  padding: 1rem;
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

nav a {
  color: white;
  text-decoration: none;
  padding: 0.5rem 1rem;
  border-radius: 4px;
  transition: background 0.2s;
}

nav a:hover {
  background: #555;
}


.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem;
}


.card {
  background: white;
  border: 1px solid #dee2e6;
  border-radius: 8px;
  padding: 1.5rem;
  margin-bottom: 1rem;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}


.btn {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: #007bff;
  color: white;
  text-decoration: none;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 1rem;
  transition: background 0.2s;
}

.btn:hover {
  background: #0056b3;
}

.btn-danger {
  background: #dc3545;
}

.btn-danger:hover {
  background: #c82333;
}

.btn-success {
  background: #28a745;
}

.btn-success:hover {
  background: #218838;
}


.flash-messages {
  margin: 1rem 0;
}

.flash {
  padding: 0.75rem 1rem;
  margin-bottom: 0.5rem;
  border-radius: 4px;
}

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

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

.flash.info {
  background: #d1ecf1;
  color: #0c5460;
  border: 1px solid #bee5eb;
}


.form-group {
  margin-bottom: 1rem;
}

.form-control {
  width: 100%;
  padding: 0.5rem;
  border: 1px solid #ced4da;
  border-radius: 4px;
  font-size: 1rem;
}


.table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
}

.table th,
.table td {
  border: 1px solid #dee2e6;
  padding: 0.75rem;
  text-align: left;
}

.table th {
  background: #f8f9fa;
  font-weight: 600;
}


.text-center {
  text-align: center;
}

.text-right {
  text-align: right;
}

.mt-1 {
  margin-top: 0.5rem;
}

.mt-2 {
  margin-top: 1rem;
}

.mt-3 {
  margin-top: 1.5rem;
}

.mb-1 {
  margin-bottom: 0.5rem;
}

.mb-2 {
  margin-bottom: 1rem;
}

.mb-3 {
  margin-bottom: 1.5rem;
}


.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 20px;
  width: 100%;
}

.cart-count {
  background: #ff4444;
  color: white;
  border-radius: 50%;
  padding: 2px 6px;
  font-size: 0.8em;
  margin-left: 4px;
}

.hidden {
  display: none;
}

.visible {
  display: block;
}