/* ===== 逸仙管理咨询 - 主样式文件 ===== */

/* 导航激活状态 */
.nav-link.active {
  background-color: rgb(37, 99, 235);
  color: white !important;
}

/* 成果/产品侧边栏选中状态 */
.result-item.active,
.product-item.active {
  background-color: rgb(37, 99, 235) !important;
  color: white !important;
}

/* 详情面板切换 */
.result-detail.hidden,
.product-detail.hidden {
  display: none;
}

/* 页面淡入动画 */
.fade-in {
  animation: fadeIn 0.3s ease-in-out;
}

@keyframes fadeIn {
  0%   { opacity: 0; transform: translateY(10px); }
  100% { opacity: 1; transform: translateY(0); }
}

/* 图片缺失时的占位样式 */
img.placeholder-img {
  background: #e5e7eb;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 200px;
}

/* 响应式优化 */
@media (max-width: 768px) {
  .page-hero { padding-top: 5rem; }
  .result-item, .product-item { margin-bottom: 0.5rem; }
  img { height: auto !important; }
}

/* 联系表单样式 */
input:focus, textarea:focus {
  outline: none;
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.5);
  border-color: rgb(59, 130, 246);
}

/* 卡片悬停效果 */
.service-card {
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}
.service-card:hover {
  box-shadow: 0 10px 25px -5px rgba(0,0,0,0.15);
  transform: translateY(-2px);
}

/* 表单提交按钮 */
.submit-btn {
  transition: background-color 0.2s ease;
}