.auth-container {
  max-width: 480px;
  margin: 60px auto;
  padding: 32px;
  background: var(--color-bg-panel);
  border-radius: var(--radius-lg);
}

.auth-title {
  text-align: center;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.auth-subtitle {
  text-align: center;
  color: var(--color-text-dim);
  margin-bottom: 24px;
}

.auth-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
}

.tab-btn {
  flex: 1;
  padding: 12px;
  background: var(--color-bg-hover);
  border: 2px solid transparent;
  border-radius: var(--radius-md);
  color: var(--color-text);
  cursor: pointer;
}

.tab-btn.active {
  border-color: var(--color-primary);
  background: var(--color-bg);
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.form-group label {
  color: var(--color-text-dim);
  font-size: 14px;
}

.form-group input,
.form-group select {
  padding: 12px;
  background: var(--color-bg-hover);
  border: 1px solid var(--color-bg-hover);
  border-radius: var(--radius-sm);
  color: var(--color-text);
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
}

.hint {
  font-size: 12px;
  color: var(--color-text-dim);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.radio-group {
  display: flex;
  gap: 24px;
}

.checkbox label {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--color-text);
}

.submit-btn {
  padding: 14px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-hover));
  border: none;
  border-radius: var(--radius-md);
  color: white;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
}

.submit-btn:hover {
  transform: translateY(-2px);
}

.error-msg {
  color: var(--color-danger);
  font-size: 14px;
  min-height: 20px;
}

.notification {
  position: fixed;
  top: 20px;
  right: 20px;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  color: white;
  z-index: 300;
}

.notification.success { background: var(--color-success); }
.notification.error { background: var(--color-danger); }

.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0,0,0,0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
}

.spinner {
  width: 60px;
  height: 60px;
  border: 4px solid var(--color-bg-hover);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

.password-strength {
  margin-top: 4px;
  padding: 4px;
  background: var(--color-bg);
  border-radius: var(--radius-sm);
}

.strength-bar {
  height: 4px;
  background: var(--color-danger);
  border-radius: 2px;
  transition: all 0.3s;
  width: 0%;
}

.strength-bar.weak { width: 33%; background: var(--color-danger); }
.strength-bar.medium { width: 66%; background: var(--color-warning); }
.strength-bar.strong { width: 100%; background: var(--color-success); }

.strength-text {
  font-size: 12px;
  color: var(--color-text-dim);
}

@media (max-width: 600px) {
  .auth-container {
    margin: 20px;
    padding: 20px;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
}