.twin-page-wrap {
  max-width: 1200px;
  margin: 32px auto 80px;
  padding: 0 24px;
}
.twin-hero-box {
  background: var(--bg-card);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  margin-bottom: 24px;
  box-shadow: var(--card-shadow);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.thb-title {
  font-size: 26px;
  font-weight: 800;
  color: var(--text-primary);
  margin: 0 0 6px 0;
  letter-spacing: -0.5px;
}
.thb-desc {
  font-size: 13.5px;
  color: var(--text-secondary);
  margin: 0;
  max-width: 620px;
  line-height: 1.5;
}
.twin-viewport-card {
  position: relative;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--card-shadow);
  margin-bottom: 24px;
}
#campusMapContainer {
  width: 100%;
  height: 520px;
  background: var(--bg-canvas) !important;
}
.architectural-viewport { height: 560px; }
#campusMapContainer canvas,
#campusMapContainer .maplibregl-canvas-container {
  background: var(--bg-canvas) !important;
}

@media (min-width: 769px) and (max-width: 1024px) {
  #campusMapContainer {
    height: clamp(380px, 50vh, 520px);
  }
}

@media (max-width: 768px) {
  .twin-page-wrap {
    margin: 16px auto calc(84px + env(safe-area-inset-bottom, 0px));
    padding: 0 14px;
  }
  .twin-hero-box {
    padding: 18px 16px;
    margin-bottom: 16px;
  }
  .thb-title {
    font-size: 22px;
  }
  #campusMapContainer {
    height: clamp(320px, 58dvh, 560px);
    min-height: 320px;
    max-height: calc(100svh - 170px);
  }
  .architectural-viewport { height: clamp(320px, 58dvh, 560px) !important; }
}