/* Modal & Forms */

/* 模态框样式 */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.6);
  display: none;
  justify-content: center;
  align-items: center;
  z-index: 1000;
}

.modal.active {
  display: flex;
  animation: modalFadeIn 0.3s ease-out forwards;
}

.modal-content {
  background-color: var(--sidebar-bg);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  width: 90%;
  max-width: 520px;
  position: relative;
  box-shadow: 0 8px 32px var(--shadow-color);
  transform: scale(0.95);
  opacity: 0;
  animation: modalContentShow 0.3s ease-out forwards;
  transition: background-color 0.3s ease;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

.modal-header h3 {
  color: var(--text-bright);
  font-size: 1.3rem;
  letter-spacing: 0.3px;
  font-weight: 500;
  transition: color 0.3s ease;
}

.close-modal {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1.5rem;
  padding: var(--spacing-sm);
  transition: all var(--transition-normal);
  border-radius: var(--radius-md);
}

.close-modal:hover {
  color: var(--text-bright);
  background-color: var(--secondary-bg);
}

/* 表单样式 */
.site-form {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.form-group label {
  color: var(--text-muted);
  font-size: 0.95rem;
  letter-spacing: 0.2px;
  transition: color 0.3s ease;
}

.form-group input,
.form-group select {
  background-color: var(--secondary-bg);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  padding: var(--spacing-md) var(--spacing-lg);
  color: var(--text-color);
  font-size: 1rem;
  transition: all var(--transition-normal);
  box-shadow: 0 2px 6px var(--shadow-color);
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  background-color: var(--secondary-bg);
  border-color: var(--accent-color);
  box-shadow: 0 2px 8px rgba(118, 148, 185, 0.15);
}

.form-group input::placeholder {
  color: var(--text-muted);
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 1rem;
  margin-top: 2rem;
}

.btn {
  padding: var(--spacing-md) var(--spacing-xl);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.3px;
  transition: all var(--transition-normal);
  transition-timing-function: var(--transition-bounce);
  box-shadow: 0 2px 6px var(--shadow-color);
}

.btn-primary {
  background-color: var(--accent-color);
  color: var(--white-color);
}

.btn-primary:hover {
  background-color: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(118, 148, 185, 0.2);
}

.btn-secondary {
  background-color: var(--secondary-bg);
  color: var(--text-muted);
}

.btn-secondary:hover {
  background-color: var(--secondary-bg);
  color: var(--text-bright);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px var(--shadow-color);
}