/* ====================================
   交互式全球项目地图样式
   ==================================== */

/* 项目地图容器 */
.project-description{
  padding: 40px 40px 10px 40px;
  background-color: #fff;
}

.project-description p{
  font-size: 1.80rem;
  font-family: 'Times New Roman', Times, serif;
  font-weight: 600;
  color: #333;
  margin-bottom: 10px;
}
.projectDiv {
  padding: 60px 0;
  background: #f8f9fa;
}

.project-map-wrapper {
  background: #fff;
  border-radius: 12px;
  /* box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08); */
  padding: 20px 20px;
  overflow: hidden;
}

/* 地图容器 */
.map-container {
  position: relative;
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
}

.map-image {
  width: 100%;
  height: auto;
  display: block;
}

/* 项目节点 */
.project-node {
  position: absolute;
  width: 36px;
  height: 36px;
  cursor: pointer;
  z-index: 9;
  transform: translate(-50%, -50%);
  transition: transform 0.3s ease;
}

.project-node:hover {
  transform: translate(-50%, -50%) scale(1.2);
  z-index: 20;
}

/* 国旗图标 - 圆形 */
.flag-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  position: relative;
  z-index: 2;
  transition: all 0.3s ease;
  border: 3px solid #fff;
  object-fit: cover;
}

.project-node:hover .flag-icon {
  box-shadow: 0 4px 16px rgba(0, 123, 255, 0.4);
  border-color: #007bff;
}

/* 脉冲动画效果 - 圆形 */
.node-pulse {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(0, 123, 255, 0.3);
  animation: pulse 2s infinite;
  z-index: 1;
}

@keyframes pulse {
  0% {
    transform: translate(-50%, -50%) scale(1);
    opacity: 1;
  }
  100% {
    transform: translate(-50%, -50%) scale(2);
    opacity: 0;
  }
}

/* 弹窗样式 */
.project-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 9999;
  animation: fadeIn 0.3s ease;
}

.project-modal.active {
  display: block;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* 遮罩层 */
.modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
}

/* 弹窗内容 */
.modal-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  max-width: 900px;
  width: 90%;
  max-height: 85vh;
  overflow: hidden;
  animation: slideUp 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

@keyframes slideUp {
  from {
    transform: translate(-50%, -40%);
    opacity: 0;
  }
  to {
    transform: translate(-50%, -50%);
    opacity: 1;
  }
}

/* 关闭按钮 */
.modal-close {
  position: absolute;
  top: 15px;
  right: 15px;
  width: 36px;
  height: 36px;
  border: none;
  background: rgba(0, 0, 0, 0.1);
  border-radius: 50%;
  cursor: pointer;
  font-size: 24px;
  line-height: 1;
  color: #333;
  transition: all 0.3s ease;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-close:hover {
  background: rgba(220, 53, 69, 0.9);
  color: #fff;
  transform: rotate(90deg);
}

/* 弹窗主体 */
.modal-body {
  padding: 40px;
  overflow-y: auto;
  max-height: 85vh;
}

/* 项目信息区 */
.project-info {
  padding-bottom: 25px;
  border-bottom: 2px solid #e9ecef;
  margin-bottom: 25px;
}

.project-title {
  font-size: 24px;
  font-weight: 700;
  color: #212529;
  margin: 0 0 20px 0;
  line-height: 1.4;
}

.project-meta {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.meta-item {
  display: flex;
  align-items: baseline;
  font-size: 15px;
  color: #495057;
  gap: 8px;
}

.meta-label {
  font-weight: 600;
  color: #212529;
  min-width: 80px;
}

.project-year,
.project-location,
.project-product {
  color: #6c757d;
  flex: 1;
}

/* 项目图片区 */
.project-images {
  width: 100%;
}

.project-image-item {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  width: 100%;
}

.project-image-item img {
  width: 100%;
  height: auto;
  max-height: 400px;
  object-fit: cover;
  display: block;
}

/* 响应式设计 - 平板设备 */
@media (max-width: 1024px) {
  .projectDiv {
    padding: 40px 0;
  }

  .project-map-wrapper {
    padding: 30px 15px;
  }

  .project-node {
    width: 30px;
    height: 30px;
  }

  .flag-icon {
    width: 30px;
    height: 30px;
  }

  .node-pulse {
    width: 30px;
    height: 30px;
  }

  .modal-content {
    width: 85%;
    max-width: 700px;
  }

  .modal-body {
    padding: 30px;
  }

  .project-title {
    font-size: 24px;
  }

  .project-image-item img {
    max-height: 350px;
  }
}

/* 响应式设计 - 移动设备 */
@media (max-width: 768px) {
  .project-description{
    padding: 15px;
  }

  .project-description p{
    font-size: 1.250rem;
  }
  .projectDiv {
    padding: 30px 0;
  }

  .project-map-wrapper {
    padding: 20px 10px;
    border-radius: 8px;
  }

  .project-node {
    width: 28px;
    height: 28px;
  }

  .flag-icon {
    width: 28px;
    height: 28px;
  }

  .node-pulse {
    width: 28px;
    height: 28px;
  }

  .modal-content {
    width: 95%;
    max-height: 90vh;
    border-radius: 12px;
  }

  .modal-body {
    padding: 20px;
    max-height: 90vh;
  }

  .project-title {
    font-size: 20px;
    margin-bottom: 15px;
  }

  .project-meta {
    gap: 10px;
  }

  .meta-item {
    font-size: 14px;
  }

  .meta-label {
    min-width: 75px;
    font-size: 14px;
  }

  .project-image-item img {
    max-height: 300px;
  }

  .modal-close {
    width: 32px;
    height: 32px;
    font-size: 20px;
    top: 10px;
    right: 10px;
  }
}

/* 超小屏幕优化 */
@media (max-width: 480px) {
  .project-node {
    width: 35px;
    height: 35px;
  }

  .flag-icon {
    width: 30px;
    height: 30px;
    border-width: 2px;
  }

  .node-pulse {
    width: 30px;
    height: 30px;
  }

  .project-title {
    font-size: 18px;
    margin-bottom: 12px;
  }

  .modal-body {
    padding: 15px;
  }

  .project-info {
    padding-bottom: 15px;
    margin-bottom: 15px;
  }

  .meta-item {
    font-size: 13px;
  }

  .meta-label {
    min-width: 70px;
    font-size: 13px;
  }
}

/* 触摸设备优化 */
@media (hover: none) and (pointer: coarse) {
  .project-node:active {
    transform: translate(-50%, -50%) scale(1.15);
  }

  .project-node:hover {
    transform: translate(-50%, -50%);
  }

  .project-node:active .flag-icon {
    box-shadow: 0 4px 16px rgba(0, 123, 255, 0.4);
  }
}