/* ============================================
   成功案例板块手工设计优化
   ============================================ */

/* 成功案例板块优化 */
.success-cases-section {
  padding: 100px 0 80px;
  background: white;
  position: relative;
}

/* 添加装饰性背景 */
.success-cases-section::before {
  content: '';
  position: absolute;
  top: 100px;
  right: 10%;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle,
    rgba(21, 101, 192, 0.05) 0%,
    transparent 70%
  );
  border-radius: 50%;
  pointer-events: none;
}

/* 案例网格 - 打破规整布局 */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px 32px;
  margin-bottom: 40px;
}

/* 添加错落感 */
.cases-grid .case-card:nth-child(3n+1) {
  transform: translateY(8px);
}

.cases-grid .case-card:nth-child(3n+2) {
  transform: translateY(-4px);
}

.cases-grid .case-card:nth-child(3n+3) {
  transform: translateY(6px);
}

.cases-grid .case-card:hover {
  transform: translateY(0);
}

/* 案例卡片优化 */
.case-card {
  background: white;
  border: 1px solid rgba(21, 101, 192, 0.12);
  border-radius: 16px 18px 14px 20px;
  padding: 28px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
  transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
  position: relative;
  overflow: hidden;
}

.case-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg,
    rgba(21, 101, 192, 0.3) 0%,
    rgba(66, 165, 245, 0.3) 100%
  );
  opacity: 0;
  transition: opacity 0.3s ease;
}

.case-card:hover {
  transform: translateY(-6px) rotate(-0.5deg);
  box-shadow: 8px 16px 32px rgba(21, 101, 192, 0.1);
  border-color: rgba(21, 101, 192, 0.25);
}

.case-card:hover::before {
  opacity: 1;
}

/* 案例分类优化 */
.case-category {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(21, 101, 192, 0.08);
  color: #1565c0;
  font-size: 13px;
  font-weight: 600;
  border-radius: 20px 18px 18px 20px;
  margin-bottom: 14px;
  border: 1px solid rgba(21, 101, 192, 0.12);
  transition: all 0.3s ease;
}

.case-card:hover .case-category {
  background: rgba(21, 101, 192, 0.15);
  transform: translateX(3px);
}

/* 案例标题优化 */
.case-title {
  font-size: 19px;
  font-weight: 700;
  color: #1565c0;
  margin-bottom: 16px;
  line-height: 1.4;
  position: relative;
  display: inline-block;
}

/* 添加装饰点 */
.case-title::before {
  content: '';
  position: absolute;
  left: -14px;
  top: 8px;
  width: 6px;
  height: 6px;
  background: #42a5f5;
  border-radius: 50%;
  opacity: 0.6;
}

/* 案例统计优化 */
.case-stats {
  display: flex;
  gap: 20px;
  margin-bottom: 14px;
  padding-bottom: 14px;
  border-bottom: 1px dashed rgba(21, 101, 192, 0.2);
}

.case-stat {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  color: #616161;
}

.case-stat-label {
  color: #757575;
  font-weight: 500;
}

.case-stat-value {
  color: #1565c0;
  font-weight: 700;
  font-size: 15px;
}

/* 案例描述优化 */
.case-description {
  font-size: 14px;
  line-height: 1.7;
  color: #757575;
  margin-bottom: 18px;
}

/* 案例标签优化 */
.case-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.case-tag {
  display: inline-block;
  padding: 4px 12px;
  background: rgba(66, 165, 245, 0.08);
  color: #42a5f5;
  font-size: 12px;
  font-weight: 600;
  border-radius: 12px 14px 14px 12px;
  border: 1px solid rgba(66, 165, 245, 0.15);
  transition: all 0.3s ease;
}

.case-card:hover .case-tag {
  background: rgba(66, 165, 245, 0.15);
  transform: translateY(-2px);
}

/* 案例查看更多按钮 */
.case-view-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #1565c0;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid rgba(21, 101, 192, 0.1);
  width: 100%;
  transition: all 0.3s ease;
}

.case-view-more svg {
  width: 16px;
  height: 16px;
  transition: transform 0.3s ease;
}

.case-card:hover .case-view-more {
  color: #0d47a1;
}

.case-card:hover .case-view-more svg {
  transform: translateX(4px);
}

/* 案例加载更多按钮优化 */
.cases-load-more {
  display: block;
  width: fit-content;
  margin: 0 auto;
  padding: 12px 32px;
  background: white;
  color: #1565c0;
  font-size: 15px;
  font-weight: 600;
  border: 2px solid rgba(21, 101, 192, 0.2);
  border-radius: 10px 12px 12px 10px;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.23, 1, 0.32, 1);
  position: relative;
  overflow: hidden;
}

.cases-load-more::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg,
    rgba(21, 101, 192, 0.05) 0%,
    transparent 100%
  );
  opacity: 0;
  transition: opacity 0.3s ease;
}

.cases-load-more:hover {
  border-color: rgba(21, 101, 192, 0.4);
  transform: translateY(-3px);
  box-shadow: 0 6px 16px rgba(21, 101, 192, 0.1);
}

.cases-load-more:hover::before {
  opacity: 1;
}

/* 响应式优化 */
@media (max-width: 1024px) {
  .cases-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px 24px;
  }

  .cases-grid .case-card:nth-child(odd) {
    transform: translateY(6px);
  }

  .cases-grid .case-card:nth-child(even) {
    transform: translateY(-4px);
  }
}

@media (max-width: 768px) {
  .success-cases-section {
    padding: 70px 0 60px;
  }

  .cases-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .cases-grid .case-card {
    transform: none !important;
  }

  .case-card {
    padding: 24px 20px;
  }

  .case-title {
    font-size: 18px;
  }
}