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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen",
    "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue",
    sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background-color: #f5f5f5;
  color: #333;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

.header {
  background: #fff;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  margin-bottom: 20px;
}

.header h1 {
  color: #2c3e50;
  margin-bottom: 10px;
}

.header .subtitle {
  color: #7f8c8d;
  font-size: 14px;
}

.card {
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  margin-bottom: 20px;
  overflow: hidden;
}

.card-header {
  padding: 20px;
  border-bottom: 1px solid #eee;
  background: #f8f9fa;
}

.card-header h2 {
  color: #2c3e50;
  margin: 0;
  font-size: 18px;
}

.card-content {
  padding: 20px;
}

.btn {
  padding: 8px 16px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 14px;
  transition: background-color 0.2s;
}

.btn-primary {
  background: #3498db;
  color: white;
}

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

.btn-danger {
  background: #e74c3c;
  color: white;
}

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

.btn-success {
  background: #27ae60;
  color: white;
}

.btn-success:hover {
  background: #219a52;
}

.btn-warning {
  background: #f39c12;
  color: white;
}

.btn-warning:hover {
  background: #e67e22;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.input {
  padding: 8px 12px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 14px;
  width: 100%;
}

.input:focus {
  outline: none;
  border-color: #3498db;
}

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  margin-bottom: 4px;
  font-weight: 600;
  color: #2c3e50;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 20px;
}

.stat-card {
  background: #fff;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  text-align: center;
}

.stat-card .value {
  font-size: 32px;
  font-weight: bold;
  color: #3498db;
  margin-bottom: 8px;
}

.stat-card .label {
  color: #7f8c8d;
  font-size: 14px;
}

.feeds-list {
  list-style: none;
}

.feed-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px;
  border-bottom: 1px solid #eee;
}

.feed-item:last-child {
  border-bottom: none;
}

.feed-info h3 {
  margin: 0 0 4px 0;
  color: #2c3e50;
  font-size: 16px;
}

.feed-info .url {
  color: #7f8c8d;
  font-size: 14px;
  word-break: break-all;
}

.feed-info .status {
  font-size: 12px;
  padding: 2px 8px;
  border-radius: 4px;
  margin-top: 4px;
  display: inline-block;
}

.feed-info .status.active {
  background: #d4edda;
  color: #155724;
}

.feed-info .status.inactive {
  background: #f8d7da;
  color: #721c24;
}

.feed-actions {
  display: flex;
  gap: 8px;
}

.env-list {
  list-style: none;
}

.env-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid #eee;
}

.env-item:last-child {
  border-bottom: none;
}

.env-key {
  font-weight: 600;
  color: #2c3e50;
  min-width: 200px;
}

.env-value {
  color: #7f8c8d;
  font-family: monospace;
  background: #f8f9fa;
  padding: 4px 8px;
  border-radius: 4px;
}

.loading {
  text-align: center;
  padding: 40px;
  color: #7f8c8d;
}

.error {
  background: #f8d7da;
  color: #721c24;
  padding: 12px;
  border-radius: 4px;
  margin-bottom: 16px;
}

.success {
  background: #d4edda;
  color: #155724;
  padding: 12px;
  border-radius: 4px;
  margin-bottom: 16px;
}

.add-feed-form {
  display: flex;
  gap: 12px;
  align-items: end;
}

.add-feed-form .form-group {
  flex: 1;
  margin-bottom: 0;
}