<!-- SOLID CITY · part 1536 -->
, function (e) { e.preventDefault(); if (S.mode === 'fly') S.ship.throttle = clamp(S.ship.throttle - e.deltaY * 0.0008, 0, 1); else S.camDist = clamp(S.camDist + e.deltaY * 0.01, 3, 20); }, { passive: false });
})();
addEventListener('keydown', function (e) { if (e.target && e.target.tagName === 'INPUT') return; input.keys[e.code] = true; if (e.code === 'KeyL') toggleLevel(); if (e.code === 'KeyH') returnToCity(); if (e.code === 'KeyE') actPress(); if (window.CityPlayer && e.code === 'KeyM') CityPlayer.toggle(); if (window.CityPlayer && e.code === 'KeyN') CityPlayer.next(); });
addEventListener('keyup', function (e) { input.keys[e.code] = false; });
addEventListener('blur', function () { input.keys = {}; });
// Locked / switched app: the 3D loop already stops (requestAnimationFrame), the music keeps playing
// (CityPlayer, plain <audio>). Stop speech/narration so the music is not left ducked under silence.
document.addEventListener('visibilitychange', function () { if (!document.hidden) return; input.keys = {}; try { if (window.speechSynthesis) speechSynthesis.cancel(); } catch (e) {} if (window.CityPlayer) CityPlayer.duck(false); });
/* throttle slider */
(function () {
  var el = $('sc-thr'), id = null;
  function set(e) { var r = el.getBoundingClientRect(); S.ship.throttle = clamp(1 - (e.clientY - r.top) / r.height, 0, 1); }
  el.addEventListener('pointerdown', function (e) { id = e.pointerId; el.setPointerCapture(id); set(e); e.preventDefault(); });
  el.addEventListener('pointermove', function (e) { if (e.pointerId === id) set(e); });
  el.addEventListener('pointerup', function () { id = null; });
})();
function holdBtn(el, on, off) { el.addEventListener('pointerdown', function (e) { e.preventDefault(); on(); }); ['pointerup', 'pointercancel', 'pointerleave'].forEach(function (ev) { el.addEventListener(ev, off); }); }
holdBtn($('b-boost'), function () { S.ship.boost = true; $('b-boost').classList.add('is-on'); }, function () { S.ship.boost = false; $('b-boost').classList.remove('is-on'); });
function toggleLevel() { S.autoLevel = !S.autoLevel; $('b-level').classList.toggle('is-on', S.autoLevel); }
$('b-level').addEventListener('click', toggleLevel);
$('b-rtc').addEventListener('click', returnToCity);
$('b-land').addEventListener('click', function () { if (S.mode === 'fly' || S.mode === 'auto') startAuto(true); });
$('sc-launch').addEventListener('click', startCountdown);
$('sc-act').addEventListener('click', actPress);
$('p-close').addEventListener('click', function () { $('sc-portal').hidden = true; });
function fitView() { var v = vpSize(); renderer.setSize(v[0], v[1], false); camera.aspect = v[0] / v[1]; camera.updateProjectionMatrix(); }
addEventListener('resize', fitView); addEventListener('orientationchange', function () { setTimeout(fitView, 250); setTimeout(fitView, 800); resyncBoot(); });
function resyncBoot() { try { var b = document.getElementById('sc-boot'); if (!b || b.hidden) return; b.style.display = 'none'; void b.offsetHeight; b.style.display = ''; } catch (e) {} }
document.addEventListener('visibilitychange', function () { if (!document.hidden) { try { fitView(); } catch (e) {} resyncBoot(); } });
if (window.visualViewport) visualViewport.addEventListener('resize', fitView);
setTimeout(fitView, 0);

/* ---------------- interactions ---------------- */
var actTarget = null;
function actPress() {
  if (!actTarget) return;
  if (actTarget.kind === 'sable') openTalk();
  else if (actTarget.kind === 'soul') openSoul();
  else if (actTarget.kind === 'citizen') { if (window.CityCitizens) CityCitizens.open(actTarget.id); }
  else if (actTarget.kind === 'book') { if (window.CityBook) CityBook.open(0); }
  else if (actTarget.kind === 'podium') { if (window.CityPodium) CityPodium.open('features'); }
  else if (actTarget.kind === 'campus') { if (window.CityCampus) CityCampus.open(actTarget.id); }
  else if (actTarget.kind === 'portal') openPortal(actTarget.d);
  else if (actTarget.kind === 'board') board();
  else if (actTarget.kind === 'exit') disembark();
  else if (actTarget.kind === 'train') { if (window.CityHyperTrain) CityHyperTrain.board(); }
  else if (actTarget.kind === 'firstparking') { if (window.CityFirstParking) CityFirstParking.act(); }
  else if (actTarget.kind === 'elevator') { if (window.CityHyperCity) CityHyperCity.boardElevator(); if (window.CityAnnex) CityAnnex.boardElevator(P.x, P.z); if (window.CityQuadrantCrown) CityQuadrantCrown.boardElevator(P.x, P.z); }
}
function openPortal(d) {
  $('p-title').textContent = d.title || d.label; $('p-go').href = d.url; $('p-go').textContent = d.go || 'ENTER';
  var np = window.CityPlayer && d === D.studio ? CityPlayer.state() : null;
  $('p-text').textContent = (np && np.title ? 'Now playing on Studio Radio: \u201c' + np.title + '\u201d. ' : '') + d.text;
  $('sc-portal').hidden = false;
}
var ray = new T.Raycaster(), ndc = new T.Vector2();
function onTap(x, y) {
  if (S.mode !== 'walk') return;
  ndc.set(