.register-modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  z-index: 9999;
  justify-content: center;
  align-items: center;
}

.register-modal-overlay.active {
  display: flex;
}

.register-modal {
  background: white;
  border-radius: 16px;
  padding: 32px;
  width: 90%;
  max-width: 420px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
  position: relative;
}

.register-modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  color: #666;
  padding: 4px 8px;
}

.register-modal-close:hover {
  color: #333;
}

.register-modal-title {
  font-size: 24px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
  text-align: center;
}

.register-modal-subtitle {
  font-size: 14px;
  color: var(--primary-color);
  text-align: center;
  margin-bottom: 24px;
}

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

.register-form-label {
  display: block;
  font-size: 14px;
  color: var(--text-primary);
  margin-bottom: 8px;
  font-weight: 500;
}

.register-form-input {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-size: 14px;
  transition: var(--transition);
}

.register-form-input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(24, 128, 255, 0.1);
}

.register-form-input.error {
  border-color: #ef4444;
}

.register-code-group {
  display: flex;
  gap: 8px;
}

.register-code-group .register-form-input {
  flex: 1;
}

.register-send-code-btn {
  padding: 12px 20px;
  background: var(--gradient-primary);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  transition: var(--transition);
}

.register-send-code-btn:hover:not(:disabled) {
  opacity: 0.9;
}

.register-send-code-btn:disabled {
  background: #ccc;
  cursor: not-allowed;
}

.register-error-msg {
  color: #ef4444;
  font-size: 12px;
  margin-top: 4px;
  display: none;
}

.register-error-msg.show {
  display: block;
}

.register-submit-btn {
  width: 100%;
  padding: 14px;
  background: var(--gradient-primary);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  margin-top: 8px;
}

.register-submit-btn:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(24, 128, 255, 0.4);
}

.register-submit-btn:disabled {
  background: #ccc;
  cursor: not-allowed;
  transform: none;
}