/* Base CSS Reset and Common Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', sans-serif;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
  color: #e0e0e0;
  min-height: 100vh;
}

/* Common utility classes */
.loading {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid #1a1a2e;
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  margin-left: 10px;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Common message styles */
.error-message {
  background: #742a2a;
  border: 1px solid #c53030;
  color: #feb2b2;
  padding: 12px;
  border-radius: 6px;
  margin-bottom: 20px;
  font-size: 14px;
  display: none;
}

.error-message.show {
  display: block;
}

.success-message {
  background: #22543d;
  border: 1px solid #38a169;
  color: #9ae6b4;
  padding: 12px;
  border-radius: 6px;
  margin-bottom: 20px;
  font-size: 14px;
  display: none;
}

.success-message.show {
  display: block;
}

.info-box {
  background: rgba(78, 201, 176, 0.1);
  border: 1px solid #4ec9b0;
  color: #9ae6b4;
  padding: 12px;
  border-radius: 6px;
  margin-bottom: 20px;
  font-size: 14px;
}