/* ============================================================
   内页公共样式（关于我们 / 新闻中心 / 新闻详情 / 联系我们）
   ============================================================ */

/* ---- Page Banner（各内页顶部 banner，与 contact.css 统一） ---- */
.page-banner {
  position: relative;
  margin-top: var(--header-h);
  height: 500px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.page-banner-bg {
  position: absolute;
  inset: 0;
}

.page-banner-img {
  width: 100%;
  height: 214.61%;
  object-fit: cover;
  object-position: center top;
  position: absolute;
  top: -57.31%;
  left: 0;
}

.page-banner-img.cover {
  height: 100%;
  top: 0;
  object-fit: cover;
}

.page-banner-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
}

.page-banner-content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  padding: 0 16px;
  text-align: center;
}

.page-banner-title {
  font-size: 60px;
  font-weight: 700;
  color: #fff;
  letter-spacing: -1.5px;
  line-height: 60px;
  white-space: nowrap;
}

.page-banner-subtitle {
  font-family: 'Noto Serif', serif;
  font-size: 20px;
  font-weight: 600;
  color: #fff;
  letter-spacing: 9.6px;
  text-transform: uppercase;
  line-height: 24px;
  white-space: nowrap;
}

/* ---- Breadcrumb bar ---- */
.breadcrumb-bar {
  background: #fff;
  border-bottom: 1px solid var(--border);
  height: 64px;
  display: flex;
  align-items: center;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.breadcrumb-link {
  font-size: 14px;
  font-weight: 400;
  color: #5f5e5e;
  line-height: 26px;
  transition: color 0.2s;
  white-space: nowrap;
}

.breadcrumb-link:hover {
  color: var(--red-primary);
}

.breadcrumb-sep {
  font-size: 14px;
  font-weight: 400;
  color: #8f706d;
  line-height: 26px;
}

.breadcrumb-current {
  font-size: 14px;
  font-weight: 500;
  color: var(--dark);
  line-height: 26px;
  white-space: nowrap;
}

.breadcrumb-arrow {
  width: 4.317px;
  height: 7px;
  object-fit: contain;
  display: inline-block;
}

/* ---- Pagination ---- */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 80px 0;
  flex-wrap: wrap;
}

.page-btn {
  width: 48px;
  height: 48px;
  border: 1px solid #8f706d;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  color: var(--dark);
  letter-spacing: 0.7px;
  background: transparent;
  transition: background 0.2s, color 0.2s;
  flex-shrink: 0;
  text-decoration: none;
}

.page-btn:hover {
  background: var(--red-primary);
  color: #fff;
  border-color: var(--red-primary);
}

.page-btn.active {
  background: var(--red-primary);
  color: #fff;
  border-color: var(--red-primary);
}

.page-btn.disabled {
  opacity: 0.3;
  cursor: default;
  pointer-events: none;
}

.page-btn img {
  width: 7.4px;
  height: 12px;
  object-fit: contain;
}

.page-ellipsis {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: #5f5e5e;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  .page-banner {
    height: 320px;
  }
  .page-banner-title {
    font-size: 36px;
    letter-spacing: -0.5px;
  }
  .page-banner-subtitle {
    font-size: 14px;
    letter-spacing: 5px;
  }
  .pagination {
    padding: 48px 0;
  }
}

@media (max-width: 480px) {
  .page-banner {
    height: 240px;
  }
  .page-banner-title {
    font-size: 28px;
  }
  .page-banner-subtitle {
    font-size: 12px;
    letter-spacing: 4px;
  }
}