/* ============================================
   师资页面专用样式
   ============================================ */

/* 老师卡片区域 */
.teachers-section {
  padding: var(--spacing-xl) 0;
}

.teachers-scroll-container {
  position: relative;
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  padding: var(--spacing-md) 0;
  cursor: grab;
}

.teachers-scroll-container:active {
  cursor: grabbing;
}

.teachers-grid {
  display: flex;
  gap: var(--spacing-lg);
  padding: var(--spacing-sm) var(--spacing-md);
}

/* 老师卡片 */
.teacher-card {
  flex: 0 0 auto;
  width: 280px;
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.teacher-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.teacher-card-image {
  width: 100%;
  height: 350px;
  object-fit: cover;
  background: var(--light-gray);
}

.teacher-card-content {
  padding: var(--spacing-md);
  text-align: center;
}

.teacher-card-name {
  font-size: var(--font-lg);
  font-weight: 600;
  color: var(--black);
  margin-bottom: var(--spacing-xs);
}

.teacher-card-title {
  font-size: var(--font-sm);
  color: var(--gray);
  margin-bottom: var(--spacing-xs);
}

.teacher-card-badge {
  display: inline-block;
  padding: 4px 12px;
  background: var(--gradient-light);
  color: var(--white);
  font-size: var(--font-xs);
  border-radius: 12px;
  margin-top: var(--spacing-xs);
}

/* PC端侧边详情面板 */
.teacher-detail-panel {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 9999;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.teacher-detail-panel.active {
  pointer-events: auto;
  opacity: 1;
}

.panel-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.teacher-detail-panel.active .panel-overlay {
  opacity: 1;
}

.panel-content {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  max-width: 500px;
  background: var(--white);
  box-shadow: var(--shadow-lg);
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform var(--transition-normal);
}

.teacher-detail-panel.active .panel-content {
  transform: translateX(0);
}

.panel-close {
  position: sticky;
  top: var(--spacing-md);
  left: var(--spacing-md);
  float: right;
  width: 40px;
  height: 40px;
  background: rgba(0, 0, 0, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  transition: all var(--transition-fast);
  margin: var(--spacing-md);
}

.panel-close:hover {
  background: rgba(0, 0, 0, 0.2);
  transform: rotate(90deg);
}

.panel-body {
  padding: var(--spacing-lg);
  clear: both;
}

.detail-avatar {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto var(--spacing-lg);
  display: block;
  box-shadow: var(--shadow-md);
}

.detail-name {
  font-size: var(--font-xxl);
  font-weight: 700;
  text-align: center;
  color: var(--black);
  margin-bottom: var(--spacing-sm);
}

.detail-title {
  font-size: var(--font-lg);
  text-align: center;
  color: var(--gray);
  margin-bottom: var(--spacing-lg);
}

.detail-section {
  margin-bottom: var(--spacing-lg);
}

.detail-section h3 {
  font-size: var(--font-lg);
  font-weight: 600;
  color: var(--primary-purple-blue);
  margin-bottom: var(--spacing-sm);
  padding-left: var(--spacing-sm);
  border-left: 4px solid var(--primary-purple-blue);
}

.detail-section p,
.detail-section ul {
  font-size: var(--font-md);
  color: var(--dark-gray);
  line-height: 1.8;
  padding-left: var(--spacing-md);
}

.detail-section ul {
  list-style: disc;
  padding-left: var(--spacing-xl);
}

.detail-section li {
  margin-bottom: var(--spacing-xs);
}

.detail-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  padding-left: var(--spacing-md);
}

.detail-tag {
  display: inline-block;
  padding: 6px 16px;
  background: var(--light-gray);
  color: var(--dark-gray);
  font-size: var(--font-sm);
  border-radius: 20px;
  transition: all var(--transition-fast);
}

.detail-tag:hover {
  background: var(--gradient-light);
  color: var(--white);
}

/* 响应式设计 - 平板 */
@media (max-width: 1024px) {
  .teacher-card {
    width: 260px;
  }

  .teacher-card-image {
    height: 320px;
  }

  .panel-content {
    max-width: 450px;
  }
}

/* 响应式设计 - 手机 */
@media (max-width: 768px) {
  .teachers-section {
    padding: var(--spacing-md) 0;
  }

  .teacher-card {
    width: 220px;
  }

  .teacher-card-image {
    height: 280px;
  }

  .teacher-card-content {
    padding: var(--spacing-sm);
  }

  .teacher-card-name {
    font-size: var(--font-md);
  }

  .teacher-card-title {
    font-size: var(--font-xs);
  }

  /* 移动端全屏显示详情 */
  .panel-content {
    max-width: 100%;
  }

  .detail-avatar {
    width: 150px;
    height: 150px;
  }

  .detail-name {
    font-size: var(--font-xl);
  }

  .detail-title {
    font-size: var(--font-md);
  }

  .detail-section h3 {
    font-size: var(--font-md);
  }

  .detail-section p,
  .detail-section ul {
    font-size: var(--font-sm);
  }
}