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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  min-height: 100vh;
  padding: 40px 20px;
}

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

.header {
  background: white;
  border-radius: 16px;
  padding: 30px;
  margin-bottom: 30px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.header h1 {
  color: #667eea;
  font-size: 32px;
  margin-bottom: 10px;
}

.header p {
  color: #666;
  font-size: 16px;
}

.config-section {
  background: white;
  border-radius: 16px;
  padding: 25px;
  margin-bottom: 30px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.config-section h2 {
  color: #333;
  font-size: 20px;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid #f0f0f0;
}

.input-group {
  margin-bottom: 15px;
}

.input-group label {
  display: block;
  color: #666;
  font-size: 14px;
  margin-bottom: 8px;
  font-weight: 500;
}

.input-group input {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid #e0e0e0;
  border-radius: 8px;
  font-size: 14px;
  transition: all 0.3s;
}

.input-group input:focus {
  outline: none;
  border-color: #667eea;
}

.btn {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  border: none;
  padding: 12px 24px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  margin-bottom: 30px;
}

.stat-card {
  background: white;
  border-radius: 16px;
  padding: 25px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.stat-card h3 {
  color: #999;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 10px;
  text-transform: uppercase;
}

.stat-card .value {
  color: #667eea;
  font-size: 36px;
  font-weight: 700;
}

.accounts-table {
  background: white;
  border-radius: 16px;
  padding: 25px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
  overflow-x: auto;
}

.accounts-table h2 {
  color: #333;
  font-size: 20px;
  margin-bottom: 20px;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th {
  background: #f8f9fa;
  color: #666;
  font-weight: 600;
  text-align: left;
  padding: 12px;
  font-size: 14px;
}

td {
  padding: 12px;
  border-bottom: 1px solid #f0f0f0;
  font-size: 14px;
}

.status-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 600;
}

.status-ready {
  background: #d4edda;
  color: #155724;
}

.status-in-use {
  background: #fff3cd;
  color: #856404;
}

.status-error {
  background: #f8d7da;
  color: #721c24;
}

.status-inactive {
  background: #e2e3e5;
  color: #383d41;
}

.loading {
  text-align: center;
  padding: 40px;
  color: #999;
}

.error-msg {
  background: #f8d7da;
  color: #721c24;
  padding: 12px 16px;
  border-radius: 8px;
  margin-bottom: 20px;
}

.success-msg {
  background: #d4edda;
  color: #155724;
  padding: 12px 16px;
  border-radius: 8px;
  margin-bottom: 20px;
}

.refresh-info {
  color: #999;
  font-size: 12px;
  margin-top: 15px;
  text-align: center;
}