/* ==================== Board Navigation ==================== */

.board-nav-inner {
  flex-wrap: nowrap;
  overflow-x: auto;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.board-nav-inner::-webkit-scrollbar {
  height: 4px;
}

.board-nav-inner::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.25);
  border-radius: 2px;
}

.board-nav-item { flex-shrink: 0; }

/* Sub-headers inside boards */

/* ==================== Segment blocks (1.2) ==================== */

.segment-blocks {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-bottom: 14px;
}

.segment-content {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 16px;
  align-items: start;
}

.segment-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--color-border-light);
  border-radius: 8px;
}

.segment-chart {
  width: 100%;
  height: 320px;
  background: #FAFBFC;
  border: 1px solid var(--color-border-light);
  border-radius: 8px;
}

.segment-table {
  min-width: 220px;
  margin-bottom: 0;
}

/* ==================== Segment mini-KPIs ==================== */

.segment-kpis {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 14px;
}

.segment-kpi {
  background: #F7FAFD;
  border: 1px solid #E5E9EF;
  border-radius: 8px;
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.segment-kpi .kpi-label {
  font-size: 0.72rem;
  color: var(--color-text-tertiary);
  margin-bottom: 0;
}

.segment-kpi .kpi-value {
  font-size: 0.96rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.4;
  letter-spacing: 0;
}

/* ==================== China data table ==================== */

.pos { color: #D4351C; font-weight: 600; }

/* ==================== Software category cards ==================== */

.software-card {
  background: linear-gradient(180deg, #F5F8FC 0%, #EEF3F9 100%);
  border: 1px solid var(--color-border-light);
  border-radius: 10px;
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  border-top: 3px solid var(--color-primary);
  min-width: 0;
}

.software-card-desc {
  font-size: 0.78rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ==================== Responsive ==================== */

@media (max-width: 1200px) {
  .software-cards { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 1100px) {
  .brand-subtitle { display: none; }
  .board-nav-en { display: none; }
  .board-nav-item { padding: 7px 12px; gap: 8px; }
  .board-nav-icon { min-width: 30px; height: 30px; font-size: 0.62rem; }
  .board-nav-name { font-size: 0.82rem; }
}

@media (max-width: 980px) {
  .macro-kpis { grid-template-columns: repeat(2, 1fr); }
  .macro-summary-list { grid-template-columns: 1fr; }
  .software-cards { grid-template-columns: 1fr; }
  .segment-content { grid-template-columns: 1fr; }
  .segment-chart { height: 280px; }
  .segment-kpis { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  :root { --board-nav-height: 0px; }
  .header-inner { flex-wrap: wrap; }
  .header-actions { flex-wrap: wrap; }
  /* 修正：移动端同样吸顶（与 macro 一致），偏移一级导航高度 */
  .board-nav { position: sticky; top: var(--hub-sticky-offset, 0px); }
  .board-nav-inner { flex-wrap: wrap; overflow-x: visible; }
  .news-grid, .loading-grid { grid-template-columns: 1fr; }
  .filter-search { margin-left: 0; width: 100%; }
  .search-input { width: 100%; }
  .search-input:focus { width: 100%; }
}