:root {
  --demand-nav-height: 52px;
}

.demand-nav {
  position: sticky;
  top: 0;
  z-index: 30;
  height: var(--demand-nav-height);
  display: flex;
  align-items: center;
  padding: 0 24px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(148, 163, 184, 0.28);
  box-shadow: 0 4px 18px rgba(15, 23, 42, 0.04);
}

.demand-nav-inner {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px;
  border-radius: 999px;
  background: #f1f5f9;
  border: 1px solid #e2e8f0;
}

.demand-nav-tab {
  display: inline-flex;
  align-items: center;
  height: 34px;
  padding: 0 16px;
  border-radius: 999px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  color: #475569;
  transition: background 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
}

.demand-nav-tab:hover {
  color: #1d4ed8;
  background: rgba(255, 255, 255, 0.72);
}

.demand-nav-tab--active {
  color: #1d4ed8;
  background: #ffffff;
  box-shadow: 0 1px 4px rgba(15, 23, 42, 0.08);
}

@media (max-width: 900px) {
  .demand-nav {
    padding: 0 12px;
    overflow-x: auto;
  }

  .demand-nav-tab {
    white-space: nowrap;
    font-size: 13px;
    padding: 0 12px;
  }
}