/* Fixed platform nav — every signed-in page */
.platform-pnav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 12000;
  height: 44px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 14px;
  background: rgba(8, 12, 16, 0.94);
  border-bottom: 1px solid #21262d;
  backdrop-filter: blur(10px);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
.platform-pnav a {
  color: #8b949e;
  text-decoration: none;
  font-size: 0.72rem;
  white-space: nowrap;
}
.platform-pnav a:hover,
.platform-pnav a.active {
  color: #00d4ff;
}
.platform-pnav .pnav-logo {
  font-weight: 800;
  letter-spacing: 0.12em;
  color: #f0f6fc;
  margin-right: 8px;
}
.platform-pnav .pnav-spacer {
  flex: 1;
}
.platform-pnav .pnav-dd {
  position: relative;
}
.platform-pnav .pnav-dd-btn {
  background: #161b22;
  border: 1px solid #30363d;
  color: #e6edf3;
  border-radius: 6px;
  padding: 5px 10px;
  font-size: 0.72rem;
  cursor: pointer;
}
.platform-pnav .pnav-dd-panel {
  display: none;
  position: absolute;
  right: 0;
  top: calc(100% + 6px);
  width: min(420px, 92vw);
  max-height: 70vh;
  overflow: auto;
  background: #0d1117;
  border: 1px solid #30363d;
  border-radius: 10px;
  padding: 10px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.55);
}
.platform-pnav .pnav-dd.open .pnav-dd-panel {
  display: block;
}
.platform-pnav .pnav-group {
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #484f58;
  margin: 10px 0 4px;
}
.platform-pnav .pnav-link {
  display: block;
  padding: 6px 8px;
  border-radius: 6px;
  font-size: 0.74rem;
}
.platform-pnav .pnav-link:hover {
  background: rgba(0, 212, 255, 0.08);
}
.platform-pnav .pnav-link.local-only::after {
  content: " · LOCAL DOWNLOAD ONLY";
  color: #f0883e;
  font-size: 0.62rem;
}
body.has-platform-pnav {
  padding-top: 44px;
}
/* Pages with their own fixed top bar sit below the platform nav */
body.has-platform-pnav .topbar {
  top: 44px;
}