/* ==========================================================================
   浙宝电气（hdk.com.cn）工程业绩子页面专属与增强样式
   ========================================================================== */

/* 子页面 Banner */
.page-banner {
  position: relative;
  padding-top: calc(var(--header-height) + 50px);
  padding-bottom: 60px;
  background: linear-gradient(135deg, #060e1f 0%, #0c1836 100%);
  color: #fff;
  text-align: center;
  overflow: hidden;
  border-bottom: 1px solid var(--border-dark);
}

.page-banner::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('../assets/images/hero_power_grid.jpg') center center / cover no-repeat;
  opacity: 0.22;
}

.page-banner-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  margin: 0 auto;
}

.page-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 18px;
  background: rgba(229, 0, 18, 0.18);
  border: 1px solid rgba(229, 0, 18, 0.5);
  border-radius: var(--radius-full);
  color: #ff4d5e;
  font-size: 0.88rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.page-title {
  font-size: 2.6rem;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 14px;
}

.page-title span {
  color: #60a5fa;
}

.page-desc {
  font-size: 1.05rem;
  color: #cbd5e1;
  line-height: 1.7;
  margin-bottom: 28px;
}

/* 业绩指标横幅 */
.cases-summary-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  max-width: 1000px;
  margin: 0 auto;
  padding: 20px;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
}

.summary-item h3 {
  font-size: 1.8rem;
  font-weight: 800;
  color: #60a5fa;
  margin-bottom: 2px;
}

.summary-item p {
  font-size: 0.82rem;
  color: #94a3b8;
}

/* 行业分类筛选栏 */
.case-filter-wrapper {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 44px;
}

.case-filter-btn {
  padding: 10px 24px;
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-full);
  font-size: 0.92rem;
  font-weight: 700;
  color: #334155;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.case-filter-btn:hover, .case-filter-btn.active {
  background: var(--brand-blue);
  border-color: var(--brand-blue);
  color: #ffffff;
  box-shadow: 0 4px 16px rgba(0, 91, 172, 0.35);
  transform: translateY(-2px);
}

.case-filter-btn.active span.count {
  background: var(--brand-red);
  color: #fff;
}

.case-filter-btn span.count {
  background: #f1f5f9;
  color: var(--brand-blue);
  font-size: 0.75rem;
  padding: 2px 7px;
  border-radius: var(--radius-full);
  font-weight: 800;
  transition: var(--transition);
}

/* 工程业绩大卡片网格 */
.cases-detail-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.case-detail-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  box-shadow: var(--card-shadow);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.case-detail-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--card-shadow-hover);
  border-color: var(--brand-blue);
}

.case-card-thumb {
  height: 220px;
  position: relative;
  overflow: hidden;
  background: #0f172a;
}

.case-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.case-detail-card:hover .case-card-thumb img {
  transform: scale(1.06);
}

.case-industry-pill {
  position: absolute;
  top: 14px;
  left: 14px;
  padding: 5px 12px;
  background: rgba(0, 91, 172, 0.9);
  backdrop-filter: blur(8px);
  color: #fff;
  font-size: 0.76rem;
  font-weight: 700;
  border-radius: var(--radius-sm);
  z-index: 2;
}

.case-status-badge {
  position: absolute;
  bottom: 12px;
  right: 14px;
  padding: 4px 10px;
  background: rgba(15, 23, 42, 0.85);
  color: #22c55e;
  font-size: 0.72rem;
  font-weight: 700;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 5px;
}

.case-card-main {
  padding: 24px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.case-card-main h3 {
  font-size: 1.18rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 12px;
  line-height: 1.4;
}

.case-card-main p.case-summary {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 16px;
  flex-grow: 1;
}

.case-specs-box {
  background: #f8fafc;
  border-left: 3px solid var(--brand-red);
  padding: 12px 14px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-bottom: 18px;
  font-size: 0.82rem;
}

.case-specs-row {
  margin-bottom: 4px;
  color: #475569;
}

.case-specs-row strong {
  color: var(--brand-blue);
}

.case-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 14px;
  border-top: 1px solid var(--border-light);
}

.case-client-name {
  font-size: 0.8rem;
  color: #94a3b8;
  font-weight: 600;
}

.case-view-link {
  color: var(--brand-blue);
  font-size: 0.86rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.case-view-link:hover {
  color: var(--brand-red);
}

/* 合作客户 Logo 墙 */
.partner-logo-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
  margin-top: 36px;
}

.partner-logo-card {
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 20px 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-size: 0.86rem;
  font-weight: 700;
  color: #475569;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
  transition: var(--transition);
}

.partner-logo-card:hover {
  border-color: var(--brand-blue);
  color: var(--brand-blue);
  transform: translateY(-3px);
  box-shadow: var(--card-shadow);
}

@media (max-width: 1024px) {
  .cases-detail-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .cases-summary-bar {
    grid-template-columns: repeat(2, 1fr);
  }
  .partner-logo-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 640px) {
  .cases-detail-grid {
    grid-template-columns: 1fr;
  }
  .cases-summary-bar {
    grid-template-columns: 1fr;
  }
  .partner-logo-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}