/* About page � extends bbt-wp-home only; no duplicate global resets */

.page-hero {
  padding: 120px 32px 60px;
  background: linear-gradient(160deg, #e8f0fe, #f4f7ff);
  border-bottom: 1px solid #e8eff9;
}
.page-hero-inner {
  max-width: 1280px;
  margin: 0 auto;
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--gray);
  margin-bottom: 16px;
}
.breadcrumb a {
  color: var(--primary);
  font-weight: 500;
}
.page-hero h1 {
  font-size: clamp(28px, 4vw, 46px);
  color: var(--dark);
  margin-bottom: 12px;
}
/* p is inside .page-hero-inner, not direct child of .page-hero */
.page-hero .page-hero-inner p {
  font-size: 16px;
  color: var(--gray);
  max-width: 680px;
  line-height: 1.8;
}

.about-page-section {
  padding-top: 48px;
  padding-bottom: 80px;
}
.about-page-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 48px;
  align-items: start;
}
.about-sidebar {
  background: white;
  border-radius: 20px;
  padding: 28px;
  box-shadow: var(--shadow);
  border: 1px solid #e8eff9;
  position: sticky;
  top: 90px;
}
.about-sidebar h3 {
  font-family: "Inter", "Segoe UI", system-ui, sans-serif;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--primary-light);
}
.about-sidebar h3 i {
  margin-right: 8px;
  color: var(--primary);
}
.about-sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
  position: relative;
  top: auto;
  width: auto;
  z-index: auto;
  background: transparent;
  backdrop-filter: none;
  border-bottom: none;
}
a.about-nav-item {
  display: flex;
  align-items: center;
  width: 100%;
  text-align: left;
  padding: 10px 12px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 500;
  color: var(--gray);
  transition: background 0.2s, color 0.2s;
  border: 1px solid transparent;
}
a.about-nav-item:hover {
  background: var(--primary-light);
  color: var(--primary);
}
a.about-nav-item.active {
  background: var(--primary-light);
  color: var(--primary);
  font-weight: 600;
  border-color: #c5d9f5;
}
.about-content-panel {
  background: white;
  border-radius: 20px;
  padding: 36px 40px;
  box-shadow: var(--shadow);
  border: 1px solid #e8eff9;
  min-height: 320px;
  overflow-wrap: break-word;
}
.bbt-wp-about-content {
  font-family: "Inter", "Segoe UI", system-ui, sans-serif;
}
.about-rich {
  color: var(--gray);
  font-size: 15px;
  line-height: 1.8;
}
.about-rich p {
  margin-bottom: 16px;
}
.about-section-h2 {
  font-family: "Merriweather", "PingFang SC", "Microsoft YaHei", serif;
  font-size: 22px;
  color: var(--dark);
  margin-bottom: 16px;
}
.about-section-lead {
  font-size: 15px;
  color: var(--gray);
  margin-bottom: 24px;
}
.about-profile-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}
.about-profile-text {
  color: var(--gray);
}
.about-photo-caption {
  font-size: 12px;
  color: var(--gray);
  margin-top: 10px;
  opacity: 0.85;
}
.about-timeline {
  border-left: 3px solid var(--primary-light);
  padding-left: 24px;
  margin-top: 8px;
}
.about-tl-item {
  position: relative;
  margin-bottom: 28px;
  padding-left: 8px;
}
.about-tl-item::before {
  content: "";
  position: absolute;
  left: -29px;
  top: 6px;
  width: 12px;
  height: 12px;
  background: var(--primary);
  border-radius: 50%;
  border: 2px solid white;
  box-shadow: 0 0 0 2px var(--primary-light);
}
.about-tl-year {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 6px;
  letter-spacing: 0.5px;
}
.about-tl-item p {
  margin: 0;
  font-size: 14px;
  color: var(--gray);
}
.about-honor-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 28px;
}
.about-stat-card {
  background: var(--light);
  border-radius: 14px;
  padding: 20px;
  text-align: center;
  border: 1px solid #e8eff9;
}
.about-stat-n {
  display: block;
  font-size: 36px;
  font-weight: 800;
  color: var(--primary);
  font-family: "Inter", "Segoe UI", sans-serif;
  line-height: 1;
}
.about-stat-label {
  display: block;
  font-size: 13px;
  color: var(--dark);
  margin-top: 8px;
  font-weight: 600;
}
.about-honor-bullets {
  margin: 0 0 24px 1.1em;
  padding: 0;
}
.about-honor-bullets li {
  margin-bottom: 8px;
}
.about-gallery-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 12px;
}
.about-honor-gallery img {
  display: block;
  margin-left: auto;
  margin-right: auto;
}

@media (max-width: 968px) {
  .about-page-layout {
    grid-template-columns: 1fr;
  }
  .about-sidebar {
    position: relative;
    top: 0;
  }
  .about-profile-grid {
    grid-template-columns: 1fr;
  }
  .about-honor-stats {
    grid-template-columns: 1fr;
  }
}