/* ============================================================
 * tzkj-ui.css — 太振科技全站 UI 统一
 * 引入方式：所有页面 head 中 link 在 main.css 之后
 * 目标：统一设计令牌 / 卡片 / 按钮 / section 标题 / 横向图片完整呈现
 * ============================================================ */

/* ---------- 1. 设计令牌 ---------- */
:root {
  /* 色板 */
  --tz-primary: #1565C0;
  --tz-primary-dark: #0D47A1;
  --tz-primary-light: #E3F2FD;
  --tz-primary-50: #F1F6FB;
  --tz-accent: #2196F3;
  --tz-text: #1F2937;
  --tz-text-secondary: #6B7280;
  --tz-text-muted: #9CA3AF;
  --tz-bg: #FFFFFF;
  --tz-bg-soft: #F0F5FC;
  --tz-bg-muted: #E8F1FC;
  --tz-border: #E5E7EB;
  --tz-border-light: #E8F1FC;
  --tz-success: #1976D2;
  --tz-warning: #2196F3;
  --tz-danger: #0277BD;

  /* 圆角 */
  --tz-radius-sm: 6px;
  --tz-radius: 10px;
  --tz-radius-lg: 14px;
  --tz-radius-xl: 20px;

  /* 阴影 */
  --tz-shadow-sm: 0 1px 2px rgba(15, 23, 42, .06);
  --tz-shadow: 0 4px 12px rgba(15, 23, 42, .08);
  --tz-shadow-lg: 0 12px 30px rgba(15, 23, 42, .10);

  /* 间距 */
  --tz-gap: 1.25rem;
  --tz-section-py: 3.5rem;

  /* 容器 */
  --tz-container-max: 1240px;
}

/* ---------- 2. 基础容器与排版 ---------- */
html {
  scroll-behavior: smooth;
}
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Helvetica Neue", Helvetica, Arial, sans-serif;
  color: var(--tz-text);
  background: var(--tz-bg-soft);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
.container,
.container-fluid {
  max-width: var(--tz-container-max);
}
/* bootstrap 4 max-width override */
@media (min-width: 1200px) {
  .container {
    max-width: var(--tz-container-max);
  }
}
main.container {
  padding-top: 2.5rem;
  padding-bottom: 2.5rem;
}

/* ---------- 3. Section 标题统一 ---------- */
.tz-section {
  padding-top: var(--tz-section-py);
  padding-bottom: var(--tz-section-py);
}
.tz-section + .tz-section {
  padding-top: 1rem;
}
.tz-section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.75rem;
  gap: 1rem;
}
.tz-section-title {
  display: flex;
  align-items: center;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--tz-text);
  margin: 0;
  position: relative;
  padding-left: 14px;
  line-height: 1.3;
}
.tz-section-title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 6px;
  width: 4px;
  border-radius: 2px;
  background: var(--tz-primary);
}
.tz-section-title i {
  color: var(--tz-primary);
  margin-right: 8px;
  font-size: 1.25rem;
}
.tz-section-title small {
  font-weight: 400;
  color: var(--tz-text-secondary);
  margin-left: 8px;
  font-size: 0.95rem;
}
.tz-section-more {
  color: var(--tz-primary);
  font-size: 0.95rem;
  font-weight: 500;
  text-decoration: none;
  white-space: nowrap;
  transition: color .2s;
}
.tz-section-more i {
  margin-left: 4px;
  transition: transform .2s;
}
.tz-section-more:hover {
  color: var(--tz-primary-dark);
  text-decoration: none;
}
.tz-section-more:hover i {
  transform: translateX(3px);
}
.tz-section-subtitle {
  color: var(--tz-text-secondary);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

/* 兼容老版 h3.h5 mb-4 font-weight-bold | 更多 */
.h5.mb-4.font-weight-bold {
  display: flex !important;
  align-items: center;
  font-size: 1.5rem !important;
  font-weight: 700 !important;
  color: var(--tz-text) !important;
  position: relative;
  padding-left: 14px;
  line-height: 1.3;
  margin-bottom: 1.75rem !important;
}
.h5.mb-4.font-weight-bold::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 6px;
  width: 4px;
  border-radius: 2px;
  background: var(--tz-primary);
}
.h5.mb-4.font-weight-bold > a {
  margin-left: auto !important;
  margin-right: 0 !important;
  color: var(--tz-primary);
  font-size: 0.95rem;
  font-weight: 500;
  text-decoration: none;
}
.h5.mb-4.font-weight-bold > a:hover {
  color: var(--tz-primary-dark);
}

/* 内页 (about-*, case-*) 的 h2 样式统一 */
h2.mb-4.font-weight-bold {
  display: flex;
  align-items: center;
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--tz-text);
  position: relative;
  padding-left: 14px;
  margin-bottom: 1.5rem !important;
}
h2.mb-4.font-weight-bold::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 6px;
  width: 4px;
  border-radius: 2px;
  background: var(--tz-primary);
}
h2.mb-4.font-weight-bold i {
  color: var(--tz-primary);
  margin-right: 8px;
}
hr.mb-4 {
  margin-top: -0.25rem;
  border-color: var(--tz-border);
}

/* ---------- 4. 卡片统一 ---------- */
.tz-card {
  background: #fff;
  border-radius: var(--tz-radius-lg);
  box-shadow: var(--tz-shadow-sm);
  border: 1px solid var(--tz-border-light);
  overflow: hidden;
  height: 100%;
  transition: box-shadow .25s ease, transform .25s ease, border-color .25s ease;
  display: flex;
  flex-direction: column;
}
.tz-card:hover {
  box-shadow: var(--tz-shadow-lg);
  transform: translateY(-3px);
  border-color: rgba(21, 101, 192, .25);
}
.tz-card-body {
  padding: 1.25rem 1.25rem 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.tz-card-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--tz-text);
  margin-bottom: 0.5rem;
}
.tz-card-desc {
  color: var(--tz-text-secondary);
  font-size: 0.9rem;
  line-height: 1.55;
  margin-bottom: 1rem;
  flex: 1;
}

/* 通用 .card 兼容 */
.card {
  border-radius: var(--tz-radius-lg);
  border: 1px solid var(--tz-border-light);
  box-shadow: var(--tz-shadow-sm);
  transition: box-shadow .25s ease, transform .25s ease, border-color .25s ease;
}
.card.shadow-sm {
  box-shadow: var(--tz-shadow-sm) !important;
}
.card:hover {
  box-shadow: var(--tz-shadow-lg);
}
.card-body {
  padding: 1.5rem;
}

/* ---------- 5. 按钮统一 ---------- */
.btn {
  border-radius: var(--tz-radius);
  font-weight: 500;
  padding: 0.55rem 1.2rem;
  transition: all .2s ease;
  border-width: 1px;
  letter-spacing: 0.02em;
}
.btn-sm {
  padding: 0.4rem 0.9rem;
  font-size: 0.85rem;
}
.btn-lg {
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
}
.btn-round,
.btn.rounded-pill {
  border-radius: 999px;
  padding-left: 1.4rem;
  padding-right: 1.4rem;
}
.btn-primary {
  background: var(--tz-primary);
  border-color: var(--tz-primary);
}
.btn-primary:hover,
.btn-primary:focus {
  background: var(--tz-primary-dark);
  border-color: var(--tz-primary-dark);
}
.btn-outline-primary {
  color: var(--tz-primary);
  border-color: var(--tz-primary);
}
.btn-outline-primary:hover {
  background: var(--tz-primary);
  border-color: var(--tz-primary);
  color: #fff;
}
.btn-info {
  background: var(--tz-primary);
  border-color: var(--tz-primary);
  color: #fff;
}
.btn-info:hover,
.btn-info:focus {
  background: var(--tz-primary-dark);
  border-color: var(--tz-primary-dark);
  color: #fff;
}
.btn-light {
  background: #fff;
  border-color: #fff;
  color: var(--tz-primary);
}
.btn-light:hover {
  background: var(--tz-primary-light);
  color: var(--tz-primary-dark);
}

/* 在深色 overlay 背景上的按钮专用：白底主色字 */
.tz-on-dark-btn {
  background: #fff;
  color: var(--tz-primary);
  border: 1px solid transparent;
}
.tz-on-dark-btn:hover,
.tz-on-dark-btn:focus {
  background: var(--tz-primary);
  color: #fff;
}

/* 文字链接按钮（带箭头） */
.tz-link-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--tz-primary);
  font-weight: 500;
  text-decoration: none;
  font-size: 0.95rem;
  transition: color .2s, gap .2s;
}
.tz-link-btn i {
  transition: transform .2s;
}
.tz-link-btn:hover {
  color: var(--tz-primary-dark);
  gap: 10px;
  text-decoration: none;
}
.tz-link-btn:hover i {
  transform: translateX(2px);
}

/* ---------- 6. 横向图片完整呈现 ---------- */
/* 关键修复：横向证书/海报等图片不再被裁切 */
.tz-img-frame {
  position: relative;
  width: 100%;
  background: var(--tz-bg-muted);
  border-radius: var(--tz-radius);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.tz-img-frame-4-3 {
  aspect-ratio: 4 / 3;
}
.tz-img-frame-3-2 {
  aspect-ratio: 3 / 2;
}
.tz-img-frame-16-9 {
  aspect-ratio: 16 / 9;
}
.tz-img-frame-1-1 {
  aspect-ratio: 1 / 1;
}
.tz-img-frame img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  padding: 8px;
}

/* 证书网格专用 */
.tz-cert-card {
  background: #fff;
  border-radius: var(--tz-radius);
  padding: 8px;
  border: 1px solid var(--tz-border-light);
  transition: all .25s ease;
  cursor: default;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.tz-cert-card:hover {
  border-color: var(--tz-primary);
  box-shadow: var(--tz-shadow);
  transform: translateY(-2px);
}
.tz-cert-card img {
  width: 100%;
  height: 160px;
  object-fit: contain;
  background: var(--tz-bg-muted);
  border-radius: var(--tz-radius-sm);
  padding: 4px;
}

/* ---------- 7. 案例卡片首页展示 ---------- */
/* 完整覆盖之前 home-case-* 系列，让图片可见、操作清晰 */
.home-case-card {
  display: block;
  text-decoration: none;
  color: inherit;
  height: 100%;
}
.home-case-card:hover,
.home-case-card:focus {
  text-decoration: none;
  color: inherit;
}
.home-case-media {
  position: relative;
  border-radius: var(--tz-radius-lg);
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--tz-border-light);
  box-shadow: var(--tz-shadow-sm);
  height: 100%;
  transition: box-shadow .25s ease, transform .25s ease, border-color .25s ease;
}
.home-case-card:hover .home-case-media {
  box-shadow: var(--tz-shadow-lg);
  transform: translateY(-3px);
  border-color: rgba(21, 101, 192, .25);
}
.home-case-image {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
  transition: transform .35s ease;
  background: var(--tz-bg-muted);
}
.home-case-card:hover .home-case-image {
  transform: scale(1.04);
}
.home-case-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0) 35%, rgba(13, 71, 161, .85) 100%);
  pointer-events: none;
}
.home-case-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(255, 255, 255, .95);
  color: var(--tz-primary);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 999px;
  letter-spacing: .02em;
  box-shadow: var(--tz-shadow-sm);
}
.home-case-body {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 14px 18px 16px;
  color: #fff;
}
.home-case-title {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 4px;
  line-height: 1.3;
  color: #fff;
}
.home-case-desc {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, .85);
  margin-bottom: 6px;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.home-case-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.85rem;
  background: #fff;
  color: var(--tz-primary);
  padding: 5px 12px;
  border-radius: 999px;
  font-weight: 500;
}
.home-case-card:hover .home-case-link {
  background: var(--tz-primary);
  color: #fff;
}

/* ---------- 8. 解决方案卡片 ---------- */
.tz-solution-card {
  position: relative;
  border-radius: var(--tz-radius-lg);
  overflow: hidden;
  background: #0D47A1;
  color: #fff;
  box-shadow: var(--tz-shadow);
  isolation: isolate;
  min-height: 320px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.tz-solution-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -2;
  transition: transform .4s ease;
}
.tz-solution-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(13, 71, 161, .72);
  z-index: -1;
}
.tz-solution-card:hover img {
  transform: scale(1.04);
}
.tz-solution-body {
  padding: 2.5rem 2rem;
  position: relative;
  z-index: 1;
  text-align: center;
  width: 100%;
}
.tz-solution-title {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: .5rem;
  text-align: center;
}
.tz-solution-subtitle {
  font-size: 1.25rem;
  font-weight: 600;
  opacity: 1;
  margin-bottom: 1rem;
  text-align: center;
}
.tz-solution-desc {
  font-size: 1rem;
  opacity: .95;
  line-height: 1.6;
  margin-bottom: 1.5rem;
  text-align: center;
}
.tz-solution-card .btn-primary {
  background: #1976D2 !important;
  color: #fff !important;
  border: 1px solid #1976D2 !important;
  border-radius: 30px;
  padding: 8px 28px;
  font-size: 15px;
  font-weight: 500;
  transition: all 0.2s ease;
}
.tz-solution-card .btn-primary:hover {
  background: #1565C0 !important;
  border-color: #1565C0 !important;
  transform: translateY(-1px);
}

/* 保留旧 home-solution-image 类名做兼容（让图片占位合理） */
.home-solution-image {
  width: 100%;
  height: 360px;
  object-fit: cover;
}

/* ---------- 9. 资质荣誉首页 网格布局 ---------- */
.honor-section-head {
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  margin-bottom: 24px !important;
}

.honor-section-head .tz-section-title {
  display: flex !important;
  align-items: center !important;
  gap: 12px !important;
  margin: 0 !important;
}

.honor-title-bar {
  display: inline-block;
  width: 4px;
  height: 28px;
  background: linear-gradient(180deg, #1976D2 0%, #42A5F5 100%);
  border-radius: 2px;
  flex-shrink: 0;
}

.honor-section-head .tz-section-title::before,
.honor-section-head .tz-section-title::after {
  display: none !important;
}

.honor-more-link {
  color: #1976D2 !important;
  font-size: 15px !important;
  font-weight: 500 !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 4px !important;
  text-decoration: none !important;
  transition: color .2s ease !important;
}

.honor-more-link:hover {
  color: #0D47A1 !important;
  text-decoration: underline !important;
}

.honor-more-link i {
  font-size: 12px !important;
}

.home-honor-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  padding: 0;
}

.home-honor-item {
  background: #fff;
  border-radius: 10px;
  padding: 12px;
  border: 1px solid #e8edf3;
  box-shadow: 0 2px 8px rgba(21, 101, 192, 0.08);
  transition: all .3s ease;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transform: translateY(0);
  overflow: hidden;
}
.home-honor-item:hover {
  border-color: var(--tz-primary);
  box-shadow: 0 6px 18px rgba(21, 101, 192, 0.18);
  transform: translateY(-4px);
  z-index: 10;
}
.home-honor-item img {
  width: 100%;
  height: 200px;
  object-fit: contain;
  background: #fff;
  border-radius: 6px;
  border: 1px solid #f0f2f5;
  display: block;
  padding: 4px;
}

/* 响应式调整 */
@media (max-width: 991.98px) {
  .home-honor-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }
  .home-honor-item img { height: 170px; }
}
@media (max-width: 575.98px) {
  .home-honor-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  .home-honor-item { padding: 8px; }
  .home-honor-item img { height: 140px; }
  .honor-title-bar { height: 22px; width: 3px; }
  .honor-section-head .tz-section-title { font-size: 18px; }
  .honor-more-link { font-size: 14px; }
}

/* ---------- 10. 案例分类 tabs 统一 ---------- */
.home-case-category {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 1.5rem;
}
.home-case-tab {
  display: inline-flex;
  align-items: center;
  padding: 6px 16px;
  border-radius: 999px;
  background: var(--tz-bg-muted);
  color: var(--tz-text-secondary);
  font-size: 0.9rem;
  text-decoration: none;
  transition: all .2s;
  border: 1px solid transparent;
}
.home-case-tab:hover {
  background: var(--tz-primary-light);
  color: var(--tz-primary);
  text-decoration: none;
}
.home-case-tab.active {
  background: var(--tz-primary);
  color: #fff;
  border-color: var(--tz-primary);
}

/* ---------- 11. 轮播控制 ---------- */
#carouselExampleIndicators .carousel-control-prev,
#carouselExampleIndicators .carousel-control-next {
  top: 50%;
  bottom: auto;
  width: 48px;
  height: 48px;
  transform: translateY(-50%);
  border-radius: 50%;
  background: rgba(21, 101, 192, .85);
  opacity: .95;
}
#carouselExampleIndicators .carousel-control-prev { left: 1rem; }
#carouselExampleIndicators .carousel-control-next { right: 1rem; }
#carouselExampleIndicators .carousel-control-prev:hover,
#carouselExampleIndicators .carousel-control-next:hover,
#carouselExampleIndicators .carousel-control-prev:focus,
#carouselExampleIndicators .carousel-control-next:focus {
  background: rgba(21, 101, 192, 1);
  opacity: 1;
}
.home-core-carousel-image {
  width: 100%;
  height: 420px;
  object-fit: contain;
  background: #F0F5FC;
}

/* ---------- 12. KPI / 数字块 ---------- */
.tz-stat {
  padding: 1.5rem 1rem;
  border-radius: var(--tz-radius-lg);
  color: #fff;
  text-align: center;
  height: 100%;
}
.tz-stat-num {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: .25rem;
}
.tz-stat-label {
  font-size: .9rem;
  opacity: .95;
  line-height: 1.4;
}
.tz-stat.tz-a { background: linear-gradient(135deg, #1565C0, #0D47A1); }
.tz-stat.tz-b { background: linear-gradient(135deg, #2196F3, #1976D2); }
.tz-stat.tz-c { background: linear-gradient(135deg, #1E88E5, #1565C0); }
.tz-stat.tz-d { background: linear-gradient(135deg, #0D47A1, #0277BD); }

/* ---------- 13. 通用排版 ---------- */
section {
  position: relative;
}
.text-muted { color: var(--tz-text-secondary) !important; }
hr {
  border-color: var(--tz-border);
  opacity: .8;
}

/* ---------- 14. 响应式微调 ---------- */
@media (max-width: 767.98px) {
  .home-core-carousel-image { height: 280px; }
  .home-solution-image { height: 260px; }
  .tz-solution-card { min-height: 280px; }
  .tz-solution-body { padding: 1.5rem 1.25rem; }
  .tz-section-title { font-size: 1.25rem; }
  h2.mb-4.font-weight-bold { font-size: 1.35rem; }
}

/* ---------- 15. 修复 overlay 类按钮文字对比 ---------- */
.card.bg-dark .btn,
.card.overlay-black .btn,
.card.overlay-blue .btn {
  font-weight: 500;
  min-width: 110px;
}
.card.bg-dark .btn-info,
.card.overlay-black .btn-info {
  background: #fff;
  color: var(--tz-primary);
  border-color: #fff;
}
.card.bg-dark .btn-info:hover,
.card.overlay-black .btn-info:hover {
  background: var(--tz-primary-light);
  border-color: #fff;
  color: var(--tz-primary-dark);
}

/* 让 .card-img-overlay 显示更稳定（修复截图里的"按钮文字显示不出来"问题） */
.card-img-overlay {
  opacity: 1;
}
.card-img-overlay.d-flex {
  align-items: flex-end;
  justify-content: center;
}
.card-img-overlay .card-body {
  text-align: center;
  padding: 1.25rem;
}
.card-img-overlay .btn {
  box-shadow: 0 2px 8px rgba(0, 0, 0, .15);
}

/* ---------- 16. 悬浮回到顶部 ---------- */
.tz-fab-top {
  position: fixed;
  bottom: 30px;
  right: 22px;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--tz-primary);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--tz-shadow-lg);
  z-index: 1000;
  transition: transform .2s, background .2s;
}
.tz-fab-top:hover {
  background: var(--tz-primary-dark);
  transform: translateY(-2px);
  color: #fff;
  text-decoration: none;
}

/* ---------- 18. 资质荣誉证书展示（about-ZZRY.html / 其他页） ---------- */
.tz-cert-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 1rem;
}
.tz-cert-tab,
button.tz-cert-tab {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--tz-bg-muted);
  color: var(--tz-text-secondary);
  font-size: 0.88rem;
  font-weight: 500;
  text-decoration: none;
  transition: background .2s, color .2s, border-color .2s, box-shadow .2s;
  border: 1px solid transparent;
  cursor: pointer;
  line-height: 1.5;
  box-shadow: none;
  outline: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  font-family: inherit;
}
.tz-cert-tab:hover,
button.tz-cert-tab:hover {
  background: var(--tz-primary-light);
  color: var(--tz-primary);
  border-color: transparent;
}
.tz-cert-tab:focus,
button.tz-cert-tab:focus {
  outline: none;
  box-shadow: 0 0 0 2px rgba(21, 101, 192, 0.25);
}
.tz-cert-tab.active,
button.tz-cert-tab.active {
  background: var(--tz-primary) !important;
  color: #ffffff !important;
  border-color: var(--tz-primary) !important;
  font-weight: 500;
}
.tz-cert-group {
  position: relative;
  padding-left: 12px;
  color: var(--tz-text);
  font-size: 1.05rem;
  font-weight: 600;
  border-left: 4px solid var(--tz-primary);
}
.tz-cert-group i {
  color: var(--tz-primary);
}
.tz-cert-list {
  margin-left: 0;
  margin-right: 0;
}
.tz-cert-card {
  background: #fff;
  border-radius: var(--tz-radius);
  padding: 10px;
  border: 1px solid var(--tz-border-light);
  transition: all .25s ease;
  cursor: default;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.tz-cert-card:hover {
  border-color: var(--tz-primary);
  box-shadow: var(--tz-shadow);
  transform: translateY(-3px);
}
.tz-cert-card img {
  width: 100%;
  height: 180px;
  object-fit: contain;
  background: var(--tz-bg-muted);
  border-radius: var(--tz-radius-sm);
  padding: 4px;
  display: block;
}
@media (max-width: 575.98px) {
  .tz-cert-card img { height: 140px; }
}

/* ---------- 19. 兼容旧的 .bg-tzaa/.bg-tzbb/.bg-tzcc 渐变色（市场认可等块） ---------- */
.bg-tzaa { background: linear-gradient(135deg, #1565C0, #0D47A1) !important; }
.bg-tzbb { background: linear-gradient(135deg, #1976D2, #1565C0) !important; }
.bg-tzcc { background: linear-gradient(135deg, #1E88E5, #0D47A1) !important; }

/* ---------- 17. 通用工具 ---------- */
.tz-divider {
  border: 0;
  height: 1px;
  background: var(--tz-border);
  margin: 2rem 0;
}
.tz-bg-soft { background: var(--tz-bg-soft); }
.tz-bg-white { background: #fff; }
.tz-text-primary { color: var(--tz-primary) !important; }
.tz-rounded { border-radius: var(--tz-radius) !important; }
.tz-rounded-lg { border-radius: var(--tz-radius-lg) !important; }
.tz-shadow { box-shadow: var(--tz-shadow) !important; }
.tz-shadow-lg { box-shadow: var(--tz-shadow-lg) !important; }

/* ============================================================
 * 20. 首页重布局：Banner 轮播 / 合作单位 / 通用占位图
 * ============================================================ */

/* ---- 20.1 Banner 轮播 ---- */
.home-banner-carousel {
  margin: 0 !important;
  padding: 0 !important;
  padding-top: 56px !important;
  width: 100%;
  overflow: hidden;
  line-height: 0;
  background: #1A73E8;
}
.home-banner-carousel #homeBannerCarousel,
.home-banner-carousel .carousel,
.home-banner-carousel .carousel-inner,
.home-banner-carousel .carousel-item,
.home-banner-link,
.home-banner-slide {
  width: 100%;
  aspect-ratio: 7 / 3;
}
.home-banner-link {
  display: block;
  width: 100%;
  height: 100%;
  text-decoration: none;
  outline: none;
}
.home-banner-link:hover,
.home-banner-link:focus {
  text-decoration: none;
  outline: none;
}
.home-banner-slide {
  width: 100%;
  height: 100%;
  line-height: 0;
}
.home-banner-slide img {
  width: 100% !important;
  height: 100% !important;
  object-fit: cover;
  object-position: center center;
  display: block;
}
.home-banner-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #1565C0 0%, #0D47A1 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  color: #fff;
  position: relative;
  z-index: 1;
}
.home-banner-slide > *:not(img):not(.home-banner-placeholder) {
  position: relative;
  z-index: 2;
}
.home-banner-placeholder i {
  font-size: 4rem;
  opacity: 0.45;
}
.home-banner-placeholder span {
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: 0.05em;
}
/* 轮播控制按钮 */
.home-banner-carousel .carousel-control-prev,
.home-banner-carousel .carousel-control-next {
  top: 50%;
  bottom: auto;
  width: 48px;
  height: 48px;
  transform: translateY(-50%);
  border-radius: 50%;
  background: rgba(26, 115, 232, .85);
  opacity: .9;
}
.home-banner-carousel .carousel-control-prev { left: 1rem; }
.home-banner-carousel .carousel-control-next { right: 1rem; }
.home-banner-carousel .carousel-control-prev:hover,
.home-banner-carousel .carousel-control-next:hover,
.home-banner-carousel .carousel-control-prev:focus,
.home-banner-carousel .carousel-control-next:focus {
  background: rgba(26, 115, 232, 1);
  opacity: 1;
}
/* 指示器圆点 */
.home-banner-carousel .carousel-indicators {
  bottom: 20px;
  margin-bottom: 0;
}
.home-banner-carousel .carousel-indicators li {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(26, 115, 232, .4);
  border: 1px solid rgba(26, 115, 232, .6);
  margin: 0 4px;
  opacity: 1;
  transition: all .2s ease;
}
.home-banner-carousel .carousel-indicators li.active {
  background: var(--tz-primary, #1A73E8);
  border-color: var(--tz-primary, #1A73E8);
  transform: scale(1.15);
}

/* ---- 20.2 合作单位 ---- */
.hp-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  padding: 12px 0;
}
.hp-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 32px 16px 24px;
  background: #fff;
  border-radius: 12px;
  border: 1px solid #eef1f6;
  transition: transform .3s ease,
              box-shadow .3s ease,
              border-color .3s ease;
  cursor: default;
}
.hp-item:hover {
  transform: translateY(-4px);
  border-color: #c8ddf8;
  box-shadow: 0 12px 32px -8px rgba(26, 115, 232, .15),
              0 4px 12px -4px rgba(0, 0, 0, .06);
}
.hp-badge-wrap {
  width: 100px;
  height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.hp-badge {
  width: 80px;
  height: 80px;
  object-fit: contain;
  filter: drop-shadow(0 2px 6px rgba(0,0,0,.06));
}
.hp-label {
  font-size: 15px;
  font-weight: 600;
  color: #1D2129;
  margin-bottom: 4px;
  transition: color .3s ease;
}
.hp-item:hover .hp-label {
  color: var(--primary, #1A73E8);
}
.hp-desc {
  font-size: 12px;
  color: #86909C;
}

/* ---- 20.3 通用占位图（产品 / 案例 / 资质荣誉） ---- */
.home-placeholder-image {
  width: 100%;
  aspect-ratio: 16 / 5;
  background: #f5f7fa;
  border: 2px dashed #cfd8e3;
  border-radius: var(--tz-radius-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: var(--tz-text-muted);
}
.home-placeholder-image i {
  font-size: 3rem;
  opacity: 0.4;
}
.home-placeholder-image span {
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}

/* ---- 20.4 响应式 ---- */
@media (max-width: 991.98px) {
  .home-banner-carousel #homeBannerCarousel,
  .home-banner-carousel .carousel,
  .home-banner-carousel .carousel-inner,
  .home-banner-carousel .carousel-item,
  .home-banner-link,
  .home-banner-slide { aspect-ratio: 7 / 3; }
  .hp-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 575.98px) {
  .home-banner-carousel #homeBannerCarousel,
  .home-banner-carousel .carousel,
  .home-banner-carousel .carousel-inner,
  .home-banner-carousel .carousel-item,
  .home-banner-link,
  .home-banner-slide { aspect-ratio: 16 / 7; }
  .home-banner-placeholder i { font-size: 2.5rem; }
  .home-banner-placeholder span { font-size: 1.1rem; }
  .hp-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .hp-item { padding: 28px 12px 20px; border-radius: 12px; }
  .hp-badge-wrap { width: 100px; height: 100px; margin-bottom: 14px; }
  .hp-badge { width: 70px; height: 70px; }
  .hp-label { font-size: 14px; }
  .hp-desc { font-size: 12px; }
  .home-placeholder-image { aspect-ratio: 4 / 3; }
  .home-placeholder-image i { font-size: 2rem; }
}

/* ---- 21. 数字审讯主机 产品参数表 ---- */
.zhuxun-param-wrap { overflow-x: auto; }
.zhuxun-param-table { margin-bottom: 0; }
.zhuxun-param-table th,
.zhuxun-param-table td { word-break: break-word; vertical-align: middle; }
.zhuxun-param-table .zhuxun-param-group td {
  background-color: var(--primary-light);
  color: var(--primary-dark);
  font-weight: 600;
  letter-spacing: 0.02em;
}
.zhuxun-param-table tbody tr:hover td { background-color: var(--primary-lighter); }
.zhuxun-param-table tbody tr.zhuxun-param-group:hover td { background-color: var(--primary-light); }

/* ============================================================
 * 22. 智慧仲裁流程图（方案背景/全流程数字化办案）
 * ============================================================ */
.flowchart-wrap { max-width: 100%; overflow: hidden; }
.flowchart-row {
  display: flex;
  align-items: stretch;
  gap: 0;
}
.flowchart-box {
  flex: 1 1 0;
  min-width: 0;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 14px rgba(15, 23, 42, .08);
  display: flex;
  flex-direction: column;
}
.flowchart-box + .flowchart-arrow { flex: 0 0 auto; align-self: center; padding: 0 2px; }
.flowchart-box + .flowchart-arrow svg { display: block; }

.fbox-head {
  padding: 14px 16px;
  color: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  text-align: center;
}
.fbox-num {
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1;
}
.fbox-title {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}
.fbox-body {
  background: #fff;
  padding: 14px 16px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.fbox-body p {
  margin: 0;
  font-size: 0.82rem;
  color: #1F2937;
  line-height: 1.55;
  position: relative;
  padding-left: 14px;
}
.fbox-body p::before {
  content: '';
  position: absolute;
  left: 0;
  top: 7px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #1A73E8;
}

/* 颜色方案：01 橙色 / 02 深蓝 / 03 中蓝 / 04 浅蓝 */
.fbox-amber .fbox-head { background: linear-gradient(135deg, #E8923C 0%, #D97706 100%); }
.fbox-blue1 .fbox-head { background: linear-gradient(135deg, #1A4B8C 0%, #0D3B73 100%); }
.fbox-blue2 .fbox-head { background: linear-gradient(135deg, #1A73E8 0%, #0E5CC8 100%); }
.fbox-blue3 .fbox-head { background: linear-gradient(135deg, #4A9CE8 0%, #2E7DDB 100%); }

.flowchart-banner {
  margin-top: 16px;
  background: linear-gradient(135deg, #0D3B73 0%, #1A4B8C 100%);
  color: #fff;
  text-align: center;
  padding: 14px 20px;
  border-radius: 10px;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  box-shadow: 0 4px 14px rgba(13, 71, 161, .18);
}

/* 响应式：平板 */
@media (max-width: 991.98px) {
  .flowchart-row { flex-wrap: wrap; }
  .flowchart-box { flex: 1 1 calc(50% - 8px); min-width: 240px; }
  .flowchart-arrow { display: none; }
}
/* 响应式：手机 */
@media (max-width: 575.98px) {
  .flowchart-box { flex: 1 1 100%; }
  .fbox-num { font-size: 1.3rem; }
  .fbox-title { font-size: 0.9rem; }
  .fbox-body p { font-size: 0.78rem; }
  .flowchart-banner { font-size: 0.82rem; padding: 12px 14px; }
}

/* ============================================================
 * 23. 对比式图片布局（传统 vs 新型）
 * ============================================================ */
.compare-wrap { margin: 0 -6px; }
.compare-row {
  display: flex;
  align-items: stretch;
  gap: 0;
}
.compare-col {
  flex: 1 1 0;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.compare-img {
  width: 100%;
  aspect-ratio: auto;
  min-height: 180px;
  border-radius: 12px;
  overflow: hidden;
  position: relative;
  box-shadow: 0 4px 16px rgba(15, 23, 42, .08);
  border: 2px dashed #B0BEC5;
  /* background: #F5F7FA; */
  display: flex;
  align-items: center;
  justify-content: center;
}
.compare-img img {
  max-width: 100%;
  max-height: 320px;
  width: auto;
  height: auto;
  object-fit: contain;
  object-position: center center;
  display: block;
}
.compare-new .compare-img {
  border: 2px solid #1A73E8;
  box-shadow: 0 6px 20px rgba(26, 115, 232, .15);
}

/* ---- 运维管理卡片图片（完整显示+居中） ---- */
.ops-card-img {
  width: 100%;
  height: 220px;
  /* background: #F5F7FA; */
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px 12px 0 0;
  overflow: hidden;
  padding: 12px;
}
.ops-card-img img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  object-position: center center;
  display: block;
}
.compare-label {
  margin-top: 12px;
  padding: 10px 24px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  text-align: center;
}
.label-disabled {
  background: #ECEFF1;
  color: #607D8B;
  border: 1px solid #CFD8DC;
}
.label-active {
  background: linear-gradient(135deg, #1A4B8C 0%, #0D3B73 100%);
  color: #fff;
  box-shadow: 0 4px 12px rgba(13, 71, 161, .2);
}
.compare-arrow {
  flex: 0 0 auto;
  align-self: center;
  padding: 0 4px;
  display: flex;
  align-items: center;
}
.compare-arrow svg { display: block; }

/* ---- 23.1 传统庭审场景（CSS绘制） ---- */
.img-photo {
  width: 100%;
  height: 100%;
  position: relative;
  overflow: hidden;
}
.court-scene {
  background: linear-gradient(180deg, #5D4037 0%, #3E2723 50%, #4E342E 100%);
}
.court-scene .court-stage {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 40%;
  background: linear-gradient(180deg, #263238 0%, #37474F 100%);
}
.court-scene .court-stage::after {
  content: '';
  position: absolute;
  top: 12px; left: 50%;
  transform: translateX(-50%);
  width: 60px; height: 60px;
  border-radius: 50%;
  background: radial-gradient(circle, #FFD54F 0%, #F9A825 60%, transparent 70%);
}
.court-scene .court-desks {
  position: absolute;
  bottom: 25%;
  left: 10%; right: 10%;
  height: 35%;
  background: linear-gradient(180deg, #795548 0%, #5D4037 100%);
  border-radius: 4px;
}
.court-scene .court-desks::before {
  content: '';
  position: absolute;
  top: 8px; left: 0; right: 0;
  height: 4px;
  background: #8D6E63;
}
.court-scene .court-people {
  position: absolute;
  bottom: 5%;
  left: 15%; right: 15%;
  height: 25%;
  display: flex;
  justify-content: space-around;
  align-items: flex-end;
}
.court-scene .court-people::before,
.court-scene .court-people::after {
  content: '';
  width: 28px; height: 40px;
  border-radius: 14px 14px 4px 4px;
  background: #263238;
  box-shadow: 0 0 0 3px #455A64 inset;
}
.court-scene .court-people::before { margin-right: 30px; }
.court-scene .court-people::after { margin-left: 30px; }

/* ---- 23.2 人工记录场景 ---- */
.manual-record {
  background: linear-gradient(135deg, #ECEFF1 0%, #CFD8DC 100%);
}
.manual-record .paper-stack {
  position: absolute;
  top: 15%; left: 20%;
  width: 35%; height: 55%;
  background: #fff;
  border-radius: 2px;
  box-shadow: 3px 3px 8px rgba(0,0,0,0.1);
}
.manual-record .paper-stack::before,
.manual-record .paper-stack::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 8px;
  background: #E3F2FD;
  border-radius: 2px 2px 0 0;
}
.manual-record .paper-stack::after {
  top: 20px;
  left: 10px;
  background: #fff;
  z-index: -1;
  box-shadow: 3px 3px 8px rgba(0,0,0,0.1);
}
.manual-record .hand-write {
  position: absolute;
  bottom: 10%; right: 15%;
  width: 12%; height: 18%;
  background: #546E7A;
  border-radius: 50% 50% 4px 4px;
}
.manual-record .hand-write::after {
  content: '✍️';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  font-size: 1.5rem;
}

/* ---- 23.3 纸质档案场景 ---- */
.paper-archive {
  background: linear-gradient(135deg, #EFEBE9 0%, #D7CCC8 100%);
}
.paper-archive .file-pile {
  position: absolute;
  bottom: 20%;
  left: 15%;
  width: 70%; height: 50%;
}
.paper-archive .file-pile::before,
.paper-archive .file-pile::after {
  content: '';
  position: absolute;
  bottom: 0;
  width: 60%; height: 40px;
  background: #A1887F;
  border-radius: 3px;
  box-shadow: 2px 2px 6px rgba(0,0,0,0.15);
}
.paper-archive .file-pile::before {
  left: 0;
  background: #8D6E63;
  transform: rotate(-3deg);
}
.paper-archive .file-pile::after {
  left: 20%;
  background: #BCAAA4;
  transform: rotate(2deg);
}
.paper-archive .dust-layer {
  position: absolute;
  top: 10%; left: 10%;
  right: 10%; height: 20%;
  background: radial-gradient(ellipse at center, rgba(121,85,72,0.15) 0%, transparent 70%);
}

/* ---- 23.4 在线服务平台 Mockup ---- */
.img-mockup {
  width: 100%;
  height: 100%;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.mockup-title {
  background: linear-gradient(135deg, #1A4B8C 0%, #0D3B73 100%);
  color: #fff;
  padding: 10px 14px;
  border-radius: 8px;
  text-align: center;
}
.mockup-title-text {
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.mockup-sub {
  font-size: 0.72rem;
  color: #546E7A;
  text-align: center;
  letter-spacing: 0.02em;
}
.mockup-feature {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  flex: 1;
}
.mockup-feature-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 8px;
  background: #F5F7FA;
  border-radius: 6px;
  border: 1px solid #E3E8EF;
}
.mockup-feature-item strong {
  display: block;
  font-size: 0.78rem;
  color: #1F2937;
}
.mockup-feature-item small {
  font-size: 0.68rem;
  color: #6B7280;
}
.mockup-feature-item .mfi-icon {
  font-size: 1rem;
}
.mockup-footer {
  margin-top: auto;
}
.mockup-todo {
  padding: 6px 10px;
  background: #FFF3E0;
  border-radius: 6px;
  font-size: 0.72rem;
  color: #E65100;
  text-align: center;
  border: 1px dashed #FFB74D;
}

/* ---- 23.5 AI智能笔录 Mockup ---- */
.ai-assist {
  background: #fff;
  border: 1px solid #E3E8EF;
  border-radius: 10px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}
.ai-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: linear-gradient(135deg, #1A4B8C 0%, #0D3B73 100%);
  color: #fff;
  border-radius: 8px 8px 0 0;
}
.ai-badge {
  background: #FFD54F;
  color: #E65100;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
}
.ai-title {
  font-size: 0.85rem;
  font-weight: 600;
}
.ai-body {
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}
.ai-transcript {
  flex: 1;
  background: #F8FAFC;
  border-radius: 6px;
  padding: 8px 10px;
  border: 1px solid #E3E8EF;
}
.transcript-line {
  font-size: 0.72rem;
  color: #374151;
  margin-bottom: 4px;
  line-height: 1.4;
}
.transcript-line .speaker {
  color: #1A73E8;
  font-weight: 600;
}
.transcript-line.typing {
  color: #1A73E8;
  font-style: italic;
}
.ai-tools {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}
.ai-tool {
  font-size: 0.68rem;
  padding: 3px 8px;
  background: #E3F2FD;
  color: #0D47A1;
  border-radius: 4px;
  font-weight: 500;
}

/* ---- 23.6 电子卷宗 Mockup ---- */
.e-archive {
  background: #fff;
  border: 1px solid #E3E8EF;
  border-radius: 10px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}
.e-arch-header {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  background: linear-gradient(135deg, #1A4B8C 0%, #0D3B73 100%);
  color: #fff;
  border-radius: 8px 8px 0 0;
}
.ea-icon { font-size: 1rem; }
.ea-title { font-size: 0.85rem; font-weight: 600; }
.e-arch-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
  padding: 10px;
  flex: 1;
}
.ea-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 6px 4px;
  background: #F8FAFC;
  border-radius: 6px;
  border: 1px solid #E3E8EF;
}
.ea-file { font-size: 1.2rem; }
.ea-item small {
  font-size: 0.68rem;
  color: #6B7280;
  text-align: center;
}
.e-arch-search {
  padding: 6px 10px;
  background: #E3F2FD;
  color: #0D47A1;
  font-size: 0.72rem;
  text-align: center;
  border-radius: 6px;
  font-weight: 500;
  margin: 0 10px 10px;
}

/* ---- 响应式对比布局 ---- */
@media (max-width: 991.98px) {
  .compare-row { flex-direction: column; }
  .compare-col { flex: 1 1 100%; }
  .compare-arrow {
    transform: rotate(90deg);
    padding: 8px 0;
  }
  .compare-arrow svg {
    transform: rotate(90deg);
  }
  .compare-arrow svg path {
    transform: none;
  }
  .compare-img img { max-height: 280px; }
}
@media (max-width: 575.98px) {
  .compare-label { font-size: 0.85rem; padding: 8px 16px; }
  .compare-img { min-height: 140px; }
  .compare-img img { max-height: 220px; }
}

/* Banner 响应式 */
@media (max-width: 991.98px) {
  .home-banner-carousel #homeBannerCarousel,
  .home-banner-carousel .carousel,
  .home-banner-carousel .carousel-inner,
  .home-banner-carousel .carousel-item,
  .home-banner-link,
  .home-banner-slide {
    aspect-ratio: 7 / 3;
  }
}
@media (max-width: 575.98px) {
  .home-banner-carousel {
    padding-top: 56px !important;
  }
  .home-banner-carousel #homeBannerCarousel,
  .home-banner-carousel .carousel,
  .home-banner-carousel .carousel-inner,
  .home-banner-carousel .carousel-item,
  .home-banner-link,
  .home-banner-slide {
    aspect-ratio: 16 / 7;
  }
  .home-banner-carousel .carousel-control-prev,
  .home-banner-carousel .carousel-control-next {
    width: 36px;
    height: 36px;
  }
}

/* ============================================================ * 27. 智慧仲裁 case-ZHZC 页面样式（简化清晰版）
 * ============================================================ */

.zz-section {
  margin-bottom: 64px;
  scroll-margin-top: 80px;
}

.zz-section-head {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  margin-bottom: 28px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--primary-light, #E8F1FC);
}

.zz-section-num {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary, #1A73E8);
  color: #fff;
  font-size: 1.30rem;
  font-weight: 700;
  border-radius: 10px;
  letter-spacing: 0.04em;
}

.zz-section-title {
  margin: 0 0 2px 0 !important;
  font-size: 1.77rem!important;
  font-weight: 700 !important;
  color: var(--text-primary, #1D2129);
  letter-spacing: 0.02em;
}

.zz-section-sub {
  margin: 0 !important;
  font-size: 1.20rem;
  color: var(--text-secondary, #4E5969);
}

.zz-card {
  background: #fff;
  border: 1px solid #EBEEF5;
  border-radius: 10px;
  padding: 28px 32px;
  line-height: 1.75;
  color: #1D2129;
  font-size: 1.30rem;
}

.zz-card p { margin: 0; }

/* 方案目标 */
.zz-goal {
  display: flex;
  gap: 14px;
  padding: 20px;
  background: #fff;
  border: 1px solid #EBEEF5;
  border-radius: 10px;
  height: 100%;
  transition: border-color .2s, box-shadow .2s;
}
.zz-goal:hover {
  border-color: var(--primary, #1A73E8);
  box-shadow: 0 4px 14px rgba(26,115,232,.08);
}
.zz-goal-ico {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--primary-lighter, #F4F8FD);
  color: var(--primary, #1A73E8);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.45rem;
}
.zz-goal h6 {
  font-size: 1.35rem;
  font-weight: 600;
  color: #1D2129;
}
.zz-goal p {
  font-size: 1.15rem;
  color: #4E5969;
  line-height: 1.6;
}

/* 总体架构 - 三层 */
.zz-arch {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.zz-arch-item {
  border: 1px solid #EBEEF5;
  border-radius: 10px;
  padding: 0;
  overflow: hidden;
  background: #fff;
}
.zz-arch-layer {
  padding: 10px 20px;
  font-size: 1.30rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.04em;
}
.zz-arch-top .zz-arch-layer { background: linear-gradient(135deg, #0D47A1 0%, #1565C0 100%); }
.zz-arch-mid .zz-arch-layer { background: linear-gradient(135deg, #1A73E8 0%, #0E5CC8 100%); }
.zz-arch-core .zz-arch-layer { background: linear-gradient(135deg, #2E7DDB 0%, #4A9CE8 100%); }
.zz-arch-bottom .zz-arch-layer { background: linear-gradient(135deg, #4A9CE8 0%, #2E7DDB 100%); }

.zz-arch-body {
  padding: 16px 20px 18px;
}
.zz-arch-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
}
.zz-arch-tags span {
  padding: 4px 12px;
  background: var(--primary-lighter, #F4F8FD);
  color: var(--primary, #1A73E8);
  border-radius: 20px;
  font-size: 1.15rem;
  font-weight: 500;
}
.zz-arch-body p {
  margin: 0;
  font-size: 1.15rem;
  color: #86909C;
}
.zz-arch-connect {
  height: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #B0BEC5;
}
.zz-arch-connect::before {
  content: '';
  width: 2px;
  height: 100%;
  background: repeating-linear-gradient(to bottom, #B0BEC5 0 4px, transparent 4px 8px);
}

/* 全流程 - 横向时间线 */
.zz-flow {
  display: flex;
  gap: 0;
  position: relative;
}
.zz-flow-step {
  flex: 1 1 0;
  min-width: 0;
  background: #fff;
  border: 1px solid #EBEEF5;
  border-radius: 10px;
  padding: 20px 16px 22px;
  position: relative;
  text-align: center;
}
.zz-flow-step + .zz-flow-step {
  margin-left: -1px;
}
.zz-flow-step:hover {
  border-color: var(--primary, #1A73E8);
  z-index: 2;
  box-shadow: 0 6px 18px rgba(26,115,232,.1);
}
.zz-flow-num {
  display: inline-flex;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--primary-lighter, #F4F8FD);
  color: var(--primary, #1A73E8);
  font-size: 1.20rem;
  font-weight: 700;
  margin-bottom: 10px;
}
.zz-flow-step h6 {
  font-size: 1.30rem;
  font-weight: 600;
  color: #1D2129;
  margin: 0 0 6px;
}
.zz-flow-step p {
  font-size: 1.10rem;
  color: #4E5969;
  margin: 0 0 8px;
  line-height: 1.55;
}
.zz-flow-step em {
  display: block;
  font-style: normal;
  font-size: 1.05rem;
  color: var(--primary, #1A73E8);
  padding-top: 8px;
  border-top: 1px dashed #DEE4ED;
  line-height: 1.5;
}

/* 核心功能模块 */
.zz-feature {
  background: #fff;
  border: 1px solid #EBEEF5;
  border-radius: 12px;
  padding: 22px 24px;
  margin-bottom: 18px;
}
.zz-feature-hd {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
}
.zz-feature-no {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary, #1A73E8);
  color: #fff;
  border-radius: 8px;
  font-size: 1.15rem;
  font-weight: 700;
}
.zz-feature-hd h6 {
  font-size: 1.45rem;
  font-weight: 600;
  color: #1D2129;
  margin: 0 0 4px 0;
}
.zz-feature-hd p {
  font-size: 1.15rem;
  color: #4E5969;
  margin: 0;
  line-height: 1.65;
}
.zz-feature-hd > div { flex: 1; }

/* 简化的对比图 */
.zz-compare {
  display: flex;
  align-items: stretch;
  gap: 0;
  background: #FAFBFC;
  border-radius: 10px;
  padding: 14px;
}
.zz-compare-col {
  flex: 1 1 0;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.zz-compare-img {
  width: 100%;
  aspect-ratio: 16/10;
  border-radius: 8px;
  overflow: hidden;
  background: #fff;
  border: 1px solid #E5E6EB;
  display: flex;
  align-items: center;
  justify-content: center;
}
.zz-compare-img img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}
.zz-compare-lbl {
  display: inline-block;
  margin-top: 10px;
  padding: 4px 14px;
  border-radius: 16px;
  font-size: 1.00rem;
  font-weight: 500;
}
.zz-compare-lbl.old {
  background: #F2F3F5;
  color: #86909C;
}
.zz-compare-lbl.new {
  background: var(--primary-lighter, #F4F8FD);
  color: var(--primary, #1A73E8);
}
.zz-compare-arrow {
  flex-shrink: 0;
  align-self: center;
  padding: 0 12px;
  color: var(--primary, #1A73E8);
  font-size: 1.30rem;
}

/* ========== 图文交错 feature 块 ========== */
.zz-feature-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  padding: 28px 0;
  border-bottom: 1px dashed #EBEEF5;
}
.zz-feature-block:last-child { border-bottom: none; }
.zz-feature-block.reverse { direction: rtl; }
.zz-feature-block.reverse > * { direction: ltr; }

.zz-feature-media {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  background: #F5F8FC;
  box-shadow: 0 4px 20px rgba(13,71,161,.10), 0 1px 3px rgba(13,71,161,.06);
}
.zz-feature-media::before {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.6);
  z-index: 2;
}
.zz-feature-media img {
  display: block;
  width: 100%;
  height: auto;
}
.zz-feature-media.tall img { max-height: 380px; object-fit: contain; padding: 24px; }
.zz-feature-media .zz-fm-caption {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 12px 18px;
  background: linear-gradient(to top, rgba(13,71,161,.85), rgba(13,71,161,0));
  color: #fff;
  font-size: .95rem;
  font-weight: 500;
  letter-spacing: .02em;
  opacity: 0;
  transform: translateY(6px);
  transition: all .3s ease;
}
.zz-feature-media:hover .zz-fm-caption {
  opacity: 1;
  transform: translateY(0);
}

.zz-feature-text {
  padding: 4px 0;
}
.zz-feature-text .zz-fn-label {
  display: inline-block;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .14em;
  color: #1A73E8;
  text-transform: uppercase;
  padding: 3px 12px;
  background: #EAF2FE;
  border-radius: 20px;
  margin-bottom: 12px;
}
.zz-feature-text h5 {
  font-size: 1.85rem;
  font-weight: 700;
  color: #1D2129;
  margin: 0 0 14px;
  line-height: 1.25;
}
.zz-feature-text p {
  font-size: 1.15rem;
  color: #4E5969;
  line-height: 1.8;
  margin: 0 0 16px;
}
.zz-feature-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.zz-feature-list li {
  position: relative;
  padding: 10px 0 10px 28px;
  font-size: 1.12rem;
  color: #4E5969;
  line-height: 1.65;
  border-bottom: 1px dashed #F0F2F5;
}
.zz-feature-list li:last-child { border-bottom: none; }
.zz-feature-list li::before {
  content: '';
  position: absolute;
  left: 6px;
  top: 18px;
  width: 8px;
  height: 8px;
  background: #1A73E8;
  border-radius: 50%;
  box-shadow: 0 0 0 4px #EAF2FE;
}

/* 移动端降为单列 */
@media (max-width: 767.98px) {
  .zz-feature-block { grid-template-columns: 1fr; gap: 20px; padding: 20px 0; }
  .zz-feature-block.reverse { direction: ltr; }
  .zz-feature-text h5 { font-size: 1.5rem; }
}

/* 安全/运维 mini 卡 */
.zz-mini {
  display: flex;
  gap: 12px;
  background: #fff;
  border: 1px solid #EBEEF5;
  border-radius: 10px;
  padding: 18px;
  height: 100%;
  transition: border-color .2s, box-shadow .2s;
}
.zz-mini:hover {
  border-color: var(--primary, #1A73E8);
  box-shadow: 0 4px 14px rgba(26,115,232,.08);
}
.zz-mini-ico {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 8px;
  background: var(--primary-lighter, #F4F8FD);
  color: var(--primary, #1A73E8);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.30rem;
}
.zz-mini h6 {
  font-size: 1.30rem;
  font-weight: 600;
  color: #1D2129;
  margin: 0 0 4px;
}
.zz-mini p {
  font-size: 1.15rem;
  color: #4E5969;
  margin: 0;
  line-height: 1.55;
}

/* 方案价值 */
.zz-value {
  text-align: center;
  background: #fff;
  border: 1px solid #EBEEF5;
  border-radius: 10px;
  padding: 26px 18px;
  height: 100%;
  transition: transform .2s, box-shadow .2s, border-color .2s;
}
.zz-value:hover {
  transform: translateY(-3px);
  border-color: var(--primary, #1A73E8);
  box-shadow: 0 8px 20px rgba(26,115,232,.1);
}
.zz-value i {
  font-size: 1.90rem;
  color: var(--primary, #1A73E8);
  margin-bottom: 12px;
}
.zz-value h6 {
  font-size: 1.35rem;
  font-weight: 600;
  color: #1D2129;
  margin: 0 0 8px;
}
.zz-value p {
  font-size: 1.15rem;
  color: #4E5969;
  margin: 0;
  line-height: 1.6;
}

/* 技术优势 */
.zz-tech {
  background: #fff;
  border: 1px solid #EBEEF5;
  border-radius: 10px;
  padding: 22px 20px;
  height: 100%;
  position: relative;
  overflow: hidden;
  transition: border-color .2s, box-shadow .2s;
}
.zz-tech::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--primary, #1A73E8);
  border-radius: 3px 0 0 3px;
}
.zz-tech:hover {
  border-color: var(--primary, #1A73E8);
  box-shadow: 0 4px 14px rgba(26,115,232,.08);
}
.zz-tech-num {
  display: inline-block;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--primary, #1A73E8);
  letter-spacing: 0.02em;
  margin-bottom: 6px;
}
.zz-tech h6 {
  font-size: 1.35rem;
  font-weight: 600;
  color: #1D2129;
  margin: 0 0 6px;
}
.zz-tech p {
  font-size: 1.15rem;
  color: #4E5969;
  margin: 0;
  line-height: 1.6;
}
.zz-tech-img {
  width: 100%;
  max-height: 160px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 12px;
  background: #F5F8FC;
}
.zz-tech-img.tall { max-height: 220px; object-fit: contain; padding: 10px; }
.zz-section-img {
  width: 100%;
  border-radius: 12px;
  box-shadow: 0 2px 10px rgba(20,50,90,.08);
  margin-bottom: 18px;
  background: #fff;
}
.zz-product-showcase {
  display: flex;
  align-items: center;
  gap: 24px;
  background: #fff;
  border: 1px solid #EBEEF5;
  border-radius: 12px;
  padding: 28px 32px;
  margin-bottom: 20px;
}
.zz-product-showcase img {
  width: 280px;
  max-height: 220px;
  object-fit: contain;
  flex-shrink: 0;
  border-radius: 8px;
  background: linear-gradient(135deg, #F5F8FC 0%, #E8EEF7 100%);
  padding: 12px;
}
.zz-product-showcase .zz-product-body h6 {
  font-size: 1.4rem;
  font-weight: 700;
  color: #1D2129;
  margin: 0 0 8px;
}
.zz-product-showcase .zz-product-body p {
  font-size: 1.2rem;
  color: #4E5969;
  margin: 0;
  line-height: 1.7;
}
@media (max-width: 767.98px) {
  .zz-product-showcase { flex-direction: column; text-align: center; }
  .zz-product-showcase img { width: 100%; max-width: 320px; }
}

/* 资质区域 */
.zz-cert {
  background: var(--primary-lighter, #F4F8FD);
  border-radius: 12px;
  padding: 20px 22px;
}
.zz-cert-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.zz-cert-head i {
  color: var(--primary, #1A73E8);
  font-size: 1.30rem;
}
.zz-cert-head h6 {
  margin: 0;
  font-size: 1.35rem;
  font-weight: 600;
  color: #1D2129;
}
.zz-cert-sub {
  font-size: 1.15rem;
  color: #86909C;
  margin-left: auto;
}
.zz-cert-item {
  background: #fff;
  border-radius: 8px;
  padding: 16px;
  border: 1px solid #EBEEF5;
  display: flex;
  flex-direction: column;
  gap: 4px;
  height: 100%;
}
.zz-cert-item i {
  font-size: 1.65rem;
  color: var(--primary, #1A73E8);
  margin-bottom: 6px;
}
.zz-cert-item strong {
  font-size: 1.20rem;
  font-weight: 600;
  color: #1D2129;
  line-height: 1.4;
}
.zz-cert-item small {
  font-size: 1.10rem;
  color: #86909C;
}

/* 政策指导 */
.zz-policy {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.zz-policy-item {
  background: #fff;
  border: 1px solid #EBEEF5;
  border-left: 3px solid var(--primary, #1A73E8);
  border-radius: 8px;
  padding: 14px 18px;
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto auto;
  gap: 2px 14px;
  align-items: baseline;
}
.zz-policy-item strong {
  font-size: 1.30rem;
  font-weight: 600;
  color: #1D2129;
  grid-column: 1;
  grid-row: 1;
}
.zz-policy-item em {
  grid-column: 2;
  grid-row: 1;
  font-style: normal;
  font-size: 1.10rem;
  color: var(--primary, #1A73E8);
  font-weight: 500;
  white-space: nowrap;
}
.zz-policy-item span {
  grid-column: 1 / -1;
  grid-row: 2;
  font-size: 1.15rem;
  color: #86909C;
  line-height: 1.55;
}

/* 响应式 */
@media (max-width: 991.98px) {
  .zz-section { margin-bottom: 40px; }
  .zz-compare { flex-wrap: wrap; }
  .zz-compare-col { flex: 1 1 100%; }
  .zz-compare-arrow {
    padding: 8px 0;
    transform: rotate(90deg);
  }
  .zz-flow {
    flex-wrap: wrap;
    gap: 10px;
  }
  .zz-flow-step {
    flex: 1 1 calc(50% - 10px);
  }
  .zz-flow-step + .zz-flow-step { margin-left: 0; }
  .zz-arch-connect { height: 18px; }
}

/* 适用场景卡片 */
.zz-scene {
  background: #fff;
  border: 1px solid #EBEEF5;
  border-radius: 10px;
  padding: 22px 20px;
  height: 100%;
  text-align: center;
  transition: border-color .2s, box-shadow .2s, transform .2s;
}
.zz-scene:hover {
  border-color: var(--primary, #1A73E8);
  box-shadow: 0 4px 14px rgba(26,115,232,.08);
  transform: translateY(-2px);
}
.zz-scene-ico {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, var(--primary, #1A73E8), #4A9BF0);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 12px;
}
.zz-scene-ico i {
  font-size: 1.65rem;
  color: #fff;
}
.zz-scene h6 {
  font-size: 1.15rem;
  font-weight: 600;
  color: #1D2129;
  margin-bottom: 6px;
}
.zz-scene p {
  font-size: 1.15rem;
  color: #86909C;
  line-height: 1.55;
  margin-bottom: 0;
}
@media (max-width: 575.98px) {
  .zz-section-head { gap: 12px; margin-bottom: 18px; }
  .zz-section-num { width: 38px; height: 38px; font-size: 1.15rem; border-radius: 8px; }
  .zz-section-title { font-size: 1.30rem!important; }
  .zz-card, .zz-feature, .zz-mini, .zz-goal, .zz-tech, .zz-cert-item, .zz-policy-item {
    padding: 16px;
  }
  .zz-compare-arrow { font-size: 1.30rem; }
  .zz-flow-step {
    flex: 1 1 100%;
    padding: 16px 12px 18px;
  }
  .zz-policy-item {
    grid-template-columns: 1fr;
    gap: 4px;
  }
  .zz-policy-item em { grid-column: 1; grid-row: 2; white-space: normal; }
  .zz-policy-item span { grid-row: 3; }
}


/* 证书图片展示区（上方横版 + 下方三联） */
.zz-cert-showcase {
  background: var(--primary-lighter, #F4F8FD);
  border-radius: 12px;
  padding: 22px 24px 24px;
}

.zz-cert-row {
  display: flex;
  gap: 14px;
  margin-bottom: 14px;
}
.zz-cert-row:last-child { margin-bottom: 0; }

.zz-cert-card {
  flex: 1 1 0;
  min-width: 0;
  background: #fff;
  border: 1px solid #EBEEF5;
  border-radius: 10px;
  overflow: hidden;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
  display: flex;
  flex-direction: column;
}
.zz-cert-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary, #1A73E8);
  box-shadow: 0 10px 28px rgba(26,115,232,.14);
}

.zz-cert-img {
  width: 100%;
  background: #FAFBFC;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-bottom: 1px solid #EBEEF5;
  padding: 10px;
}
.zz-cert-img img {
  max-width: 100%;
  height: auto;
  display: block;
  box-shadow: 0 2px 10px rgba(15,23,42,.08);
  border-radius: 4px;
}

.zz-cert-row-wide .zz-cert-card { flex: 0 0 100%; }
.zz-cert-row-wide .zz-cert-img { aspect-ratio: 1191/842; }
.zz-cert-row-wide .zz-cert-img img { max-height: 260px; }

.zz-cert-row-triple .zz-cert-img { aspect-ratio: 595/842; }
.zz-cert-row-triple .zz-cert-img img { max-height: 240px; }

.zz-cert-caption {
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.zz-cert-caption strong {
  font-size: 0.88rem;
  font-weight: 600;
  color: #1D2129;
  line-height: 1.4;
}
.zz-cert-caption small {
  font-size: 0.76rem;
  color: #86909C;
  line-height: 1.5;
}

/* 响应式 */
@media (max-width: 991.98px) {
  .zz-cert-row-triple { flex-wrap: wrap; }
  .zz-cert-row-triple .zz-cert-card { flex: 1 1 calc(50% - 7px); }
  .zz-cert-row-wide .zz-cert-img img { max-height: 220px; }
  .zz-cert-row-triple .zz-cert-img img { max-height: 220px; }
}
@media (max-width: 575.98px) {
  .zz-cert-showcase { padding: 16px; }
  .zz-cert-row { flex-direction: column; gap: 12px; margin-bottom: 12px; }
  .zz-cert-row:last-child { margin-bottom: 0; }
  .zz-cert-row-triple .zz-cert-card { flex: 1 1 100%; }
  .zz-cert-row-wide .zz-cert-img img { max-height: 200px; }
  .zz-cert-row-triple .zz-cert-img img { max-height: 200px; }
}

/* ============================================================
 * 22. 首页产品中心 — 数字审讯主机（大图 + Tab 切换）
 * 左侧大图舞台 · 右侧产品信息 · 下方型号 Tab 切换
 * ============================================================ */

.hpz-showcase {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  grid-template-rows: auto auto;
  gap: 0;
  background: #FFFFFF;
  border: 1px solid #E8EEF5;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(15, 23, 42, 0.04);
}

/* ---- 大图舞台 ---- */
.hpz-showcase-stage {
  position: relative;
  background: linear-gradient(155deg, #F4F8FD 0%, #E3EEFB 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 36px;
  overflow: hidden;
  min-height: 380px;
}

.hpz-stage-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 70%;
  height: 70%;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(21, 101, 192, 0.10) 0%, transparent 65%);
  pointer-events: none;
}

.hpz-main-img {
  position: relative;
  z-index: 1;
  max-width: 85%;
  max-height: 340px;
  width: auto;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 10px 28px rgba(21, 101, 192, 0.18));
  transition: opacity .35s ease, transform .35s cubic-bezier(.22,.61,.36,1);
}

/* 切换动画 */
.hpz-main-img.hpz-fade {
  opacity: 0;
  transform: scale(0.96);
}

/* ---- 产品信息区 ---- */
.hpz-showcase-info {
  padding: 36px 40px 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: #FFFFFF;
}

.hpz-info-model {
  font-size: 13px;
  font-weight: 700;
  color: var(--tz-primary, #1565C0);
  letter-spacing: 0.08em;
}

.hpz-info-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--tz-text, #1F2937);
  margin: 0;
  line-height: 1.3;
}

.hpz-info-desc {
  font-size: 14px;
  color: var(--tz-text-secondary, #6B7280);
  line-height: 1.7;
  margin: 4px 0 4px;
}

.hpz-info-features {
  list-style: none;
  padding: 0;
  margin: 6px 0 4px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 18px;
}

.hpz-info-features li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
  color: var(--tz-text, #1F2937);
}

.hpz-info-features li i {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  background: var(--tz-primary, #1565C0);
  color: #FFFFFF;
  font-size: 9px;
  border-radius: 50%;
  flex-shrink: 0;
}

.hpz-info-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 22px;
  font-size: 14px;
  font-weight: 600;
  border-radius: 8px;
  margin-top: 8px;
  align-self: flex-start;
  transition: all .2s ease;
}

.hpz-info-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(21, 101, 192, 0.28);
}

/* ---- 型号 Tab ---- */
.hpz-tabs {
  grid-column: 1 / -1;
  display: flex;
  gap: 4px;
  padding: 0;
  background: #F7FAFD;
  border-top: 1px solid #E8EEF5;
}

.hpz-tab {
  flex: 1;
  border: none;
  background: transparent;
  padding: 16px 24px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 3px;
  cursor: pointer;
  transition: background .22s ease, color .22s ease;
  color: var(--tz-text-muted, #9CA3AF);
  position: relative;
}

.hpz-tab:hover {
  color: var(--tz-text-secondary, #6B7280);
  background: #EEF4FB;
}

.hpz-tab.active {
  background: #FFFFFF;
  color: var(--tz-primary, #1565C0);
  box-shadow: inset 3px 0 0 var(--tz-primary, #1565C0);
}

.hpz-tab-name {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.hpz-tab-sub {
  font-size: 12px;
  color: inherit;
  opacity: 0.75;
}

.hpz-tab.active .hpz-tab-sub {
  color: var(--tz-text-secondary, #6B7280);
  opacity: 1;
}

/* ---- 响应式 ---- */
@media (max-width: 991.98px) {
  .hpz-showcase {
    grid-template-columns: 1fr;
  }

  .hpz-showcase-stage {
    padding: 32px 28px;
    min-height: 280px;
  }

  .hpz-main-img {
    max-height: 260px;
  }

  .hpz-showcase-info {
    padding: 28px 28px 24px;
  }

  .hpz-info-features {
    grid-template-columns: 1fr;
  }

  .hpz-tabs {
    flex-wrap: wrap;
  }

  .hpz-tab {
    flex: 1 1 33.333%;
  }
}

@media (max-width: 575.98px) {
  .hpz-showcase {
    border-radius: 12px;
  }

  .hpz-showcase-stage {
    padding: 24px 20px;
    min-height: 220px;
  }

  .hpz-main-img {
    max-height: 200px;
  }

  .hpz-showcase-info {
    padding: 22px 20px 20px;
    gap: 8px;
  }

  .hpz-info-title {
    font-size: 17px;
  }

  .hpz-info-desc {
    font-size: 13px;
  }

  .hpz-tabs {
    flex-direction: column;
    gap: 0;
  }

  .hpz-tab {
    flex: none;
    width: 100%;
    padding: 14px 20px;
    border-bottom: 1px solid #E8EEF5;
  }

  .hpz-tab:last-child {
    border-bottom: none;
  }

  .hpz-tab.active {
    box-shadow: inset 0 3px 0 var(--tz-primary, #1565C0);
  }
}

/* ========================================================
   技术优势 + 资质与知识产权 双栏 (home-honors)
   ======================================================== */

.hta-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin-top: 8px;
}

/* ---- 子板块标题 ---- */
.hta-side-title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 22px;
}

.hta-title-flag {
  width: 4px;
  height: 22px;
  background: var(--primary, #1A73E8);
  border-radius: 2px;
  flex-shrink: 0;
}

.hta-side-title h4 {
  font-size: 19px;
  font-weight: 700;
  color: var(--gray-500, #2C5282);
  margin: 0;
  letter-spacing: 0.02em;
}

.hta-side-sub {
  font-size: 13px;
  color: var(--gray-400, #5A7BB5);
  margin-left: auto;
}

/* ---- 左侧：技术优势条目 ---- */
.hta-item {
  display: flex;
  gap: 18px;
  padding: 18px 4px;
  border-bottom: 1px dashed #E4ECF7;
  transition: background .22s ease, transform .22s ease;
}

.hta-item:last-child {
  border-bottom: none;
}

.hta-item:hover {
  transform: translateX(4px);
}

.hta-num {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary, #1A73E8) 0%, var(--primary-dark, #0D47A1) 100%);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  font-family: 'Segoe UI', Arial, sans-serif;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 10px rgba(26, 115, 232, 0.25);
  letter-spacing: 0.02em;
}

.hta-body h5 {
  font-size: 16px;
  font-weight: 700;
  color: var(--gray-500, #2C5282);
  margin: 2px 0 6px;
}

.hta-body p {
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--gray-400, #5A7BB5);
  margin: 0;
}

/* ---- 右侧：证书展示 ---- */
.hta-right {
  display: flex;
  flex-direction: column;
}

.hta-cert-stage {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 24px;
}

.hta-cert-primary {
  background: #fff;
  border-radius: 12px;
  padding: 18px;
  box-shadow: 0 6px 20px rgba(13, 71, 161, 0.08), 0 0 0 1px #EAF1FA;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  transition: transform .22s ease, box-shadow .22s ease;
}

.hta-cert-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 28px rgba(13, 71, 161, 0.15), 0 0 0 1px #D4E1F4;
}

.hta-cert-primary img {
  width: 100%;
  max-width: 280px;
  max-height: 190px;
  height: auto;
  border-radius: 6px;
  object-fit: contain;
  background: #fff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.hta-cert-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  align-items: stretch;
}

.hta-cert-small {
  background: #fff;
  border-radius: 10px;
  padding: 10px 8px 8px;
  box-shadow: 0 3px 12px rgba(13, 71, 161, 0.06), 0 0 0 1px #EAF1FA;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  transition: transform .22s ease, box-shadow .22s ease;
  min-width: 0;
  min-height: 160px;
}

.hta-cert-small:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(13, 71, 161, 0.14), 0 0 0 1px #D4E1F4;
}

.hta-cert-small img {
  width: 100%;
  max-height: 170px;
  height: auto;
  border-radius: 4px;
  object-fit: contain;
  background: #fff;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.06);
}

.hta-cert-caption {
  font-size: 12px;
  font-weight: 600;
  color: var(--gray-500, #2C5282);
  text-align: center;
  line-height: 1.4;
}

/* ---- 资质列表 ---- */
.hta-qual-list {
  background: linear-gradient(135deg, var(--primary-lighter, #F4F8FD) 0%, #EEF4FB 100%);
  border-radius: 12px;
  padding: 18px 22px;
  border-left: 4px solid var(--primary, #1A73E8);
}

.hta-qual-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--primary-dark, #0D47A1);
  margin-bottom: 12px;
  letter-spacing: 0.04em;
}

.hta-qual-list ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.hta-qual-list li {
  display: flex;
  align-items: baseline;
  font-size: 13px;
  line-height: 1.6;
}

.hta-qual-name {
  font-weight: 600;
  color: var(--gray-500, #2C5282);
  white-space: nowrap;
}

.hta-qual-dot {
  color: var(--primary, #1A73E8);
  margin: 0 8px;
  font-weight: 700;
}

.hta-qual-desc {
  color: var(--gray-400, #5A7BB5);
}

/* ---- 响应式 ---- */
@media (max-width: 991.98px) {
  .hta-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .hta-right {
    order: -1;
  }

  .hta-cert-row {
    gap: 12px;
  }
}

@media (max-width: 575.98px) {
  .hta-grid {
    gap: 28px;
  }

  .hta-side-title h4 {
    font-size: 17px;
  }

  .hta-side-sub {
    display: none;
  }

  .hta-item {
    padding: 14px 2px;
    gap: 14px;
  }

  .hta-num {
    width: 36px;
    height: 36px;
    font-size: 13px;
  }

  .hta-body h5 {
    font-size: 15px;
  }

  .hta-body p {
    font-size: 13px;
  }

  .hta-cert-stage {
    gap: 12px;
  }

  .hta-cert-primary {
    padding: 14px;
  }

  .hta-cert-primary img {
    max-width: 220px;
  }

  .hta-cert-row {
    gap: 8px;
  }

  .hta-cert-small {
    padding: 10px 8px 8px;
  }

  .hta-cert-small img {
    max-width: 100%;
  }

  .hta-qual-list {
    padding: 14px 16px;
  }

  .hta-qual-list li {
    font-size: 12.5px;
    flex-wrap: wrap;
  }

  .hta-qual-dot {
    display: none;
  }

  .hta-qual-desc {
    width: 100%;
    padding-left: 2px;
    font-size: 12px;
  }
}

/* ============================================================
 * 23. 首页 — 案例展示卡片网格
 * ============================================================ */
.home-cases-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.home-case-card {
  background: #fff;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0, 0, 0, .04), 0 3px 14px rgba(20, 50, 90, .05);
  border: 1px solid #EEF3F9;
  text-decoration: none !important;
  color: inherit;
  display: flex;
  flex-direction: column;
  transition: transform .28s ease, box-shadow .28s ease, border-color .28s ease;
  cursor: pointer;
}

.home-case-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 32px rgba(20, 50, 90, .14);
  border-color: rgba(26, 115, 232, .35);
  text-decoration: none !important;
  color: inherit;
}

.home-case-card:hover .home-case-img img {
  transform: scale(1.05);
}

.home-case-card:hover .home-case-title {
  color: #0E5CC8;
}

.home-case-card:hover .home-case-more {
  color: #0E5CC8;
  border-color: rgba(26, 115, 232, .4);
}

.home-case-card:hover .home-case-more i {
  transform: translateX(3px);
}

/* 图片区 */
.home-case-img {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: linear-gradient(135deg, #1A73E8, #0E5CC8);
}

.home-case-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .5s ease;
}

/* 内容区 */
.home-case-body {
  position: relative;
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.home-case-cat {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  font-weight: 600;
  color: #1A73E8;
  background: #EEF3F9;
  padding: 3px 10px;
  border-radius: 20px;
  align-self: flex-start;
}

.home-case-cat i {
  font-size: 11px;
}

.home-case-title {
  font-size: 15px;
  font-weight: 700;
  color: #1a3a6e;
  margin: 2px 0 0;
  line-height: 1.4;
  transition: color .2s ease;
}

/* 查看详情按钮 */
.home-case-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: #1A73E8;
  padding: 6px 14px;
  border: 1px solid rgba(26, 115, 232, .3);
  border-radius: 20px;
  align-self: flex-start;
  transition: all .28s ease;
  margin-top: 10px;
}

.home-case-more i {
  font-size: 11px;
  transition: transform .28s ease;
}

/* ---- 首页案例卡片 响应式 ---- */
@media (max-width: 1199.98px) {
  .home-cases-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }
}

@media (max-width: 991.98px) {
  .home-cases-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }

  .home-case-body {
    padding: 14px 16px;
  }

  .home-case-title {
    font-size: 14px;
  }
}

@media (max-width: 575.98px) {
  .home-cases-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .home-case-title {
    font-size: 14px;
  }
}

/* ============================================================
   首页 · 合作模式
   设计语言对齐：参考 service-ALL.html 售后服务模块
   - 卡片：border-0 + shadow-sm（与售后卡片一致）
   - 编号圆：bg-tzbb (#1565C0) 圆形白字（与售后 iconbox 一致）
   - 描述：text-muted 灰字体系
   ============================================================ */
.home-coop-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.home-coop-card {
  background: #fff;
  border-radius: 0;
  padding: 24px;
  border: none;
  box-shadow: 0 .125rem .25rem rgba(0, 0, 0, .075);
  display: flex;
  flex-direction: column;
  transition: transform .28s ease, box-shadow .28s ease;
}

.home-coop-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 .5rem 1rem rgba(0, 0, 0, .10);
}

.home-coop-card:hover .home-coop-title {
  color: var(--tzbb, #1565C0);
}

.home-coop-card-head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 12px;
}

/* 编号圆：与售后模块 iconbox rounded-circle bg-tzbb 一致 */
.home-coop-num {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--tzbb, #1565C0);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.home-coop-title {
  font-size: 17px;
  font-weight: 700;
  color: #212529;
  margin: 0;
  line-height: 1.3;
  transition: color .2s ease;
}

.home-coop-desc {
  font-size: 14px;
  color: #6c757d;
  line-height: 1.7;
  margin: 0 0 14px;
}

/* 合作方式：与售后列表区一致的浅灰底 */
.home-coop-way {
  margin-top: auto;
  padding: 12px 14px;
  background: #f8f9fa;
  border-radius: 4px;
  border-left: 3px solid var(--tzbb, #1565C0);
}

.home-coop-way-label {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: var(--tzbb, #1565C0);
  margin-bottom: 4px;
}

.home-coop-way p {
  font-size: 13px;
  color: #6c757d;
  line-height: 1.7;
  margin: 0;
}

/* 第 7 个卡片跨 2 列居中 */
.home-coop-card-wide {
  grid-column: span 2;
  width: 100%;
}

@media (max-width: 1199.98px) {
  .home-coop-grid {
    gap: 16px;
  }
}

@media (max-width: 991.98px) {
  .home-coop-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }
  .home-coop-card-wide {
    grid-column: span 2;
  }
  .home-coop-title {
    font-size: 16px;
  }
}

@media (max-width: 575.98px) {
  .home-coop-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .home-coop-card-wide {
    grid-column: span 1;
  }
}