/* Ovládání kolem 3D scény: tlačítko Zpět na dům, domovská pozice joysticku a nápověda při prvním vstupu.
   Barvy a písma bere z tokenů v index.html. Nápovědy nikdy nechytají dotyk (pointer-events: none). */

/* zpět na dům: vlevo nahoře, nad úvodní kartou i nad scénou */
#back {
  top: calc(12px + env(safe-area-inset-top, 0px)); left: calc(12px + env(safe-area-inset-left, 0px));
  box-sizing: border-box; min-height: 44px; padding: 0 16px 0 10px;
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--ink); text-decoration: none; font: 500 16px/1 var(--font-ui); letter-spacing: 0.01em;
  touch-action: none; -webkit-tap-highlight-color: transparent; cursor: pointer;
}
#back svg { width: 22px; height: 22px; flex: none; }
#back:hover { background: color-mix(in srgb, var(--accent) 14%, var(--glass)); }
#back:active { background: color-mix(in srgb, var(--accent) 24%, var(--glass)); }
#back:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* vedle tlačítka, jen když je myš zachycená ve scéně (počítač); left doplní ovladani.js */
#escnote {
  position: absolute; top: calc(12px + env(safe-area-inset-top, 0px)); left: 160px; box-sizing: border-box; height: 44px;
  display: flex; align-items: center; white-space: nowrap;
  background: var(--glass); border: 1px solid var(--line); padding: 0 12px; font: 14px/1 var(--font-ui); color: var(--ink-soft);
  pointer-events: none; opacity: 0; transition: opacity 0.25s;
}
#escnote.on { opacity: 1; }
#escnote kbd { font: 12px/1 var(--font-num); color: var(--ink); border: 1px solid var(--line); padding: 1px 4px; margin-right: 4px; }

/* společný kroužek joysticku: domovská pozice i nápověda (čitelný na světlé stěně i tmavé podlaze) */
.np-ring {
  position: relative; box-sizing: border-box; width: 96px; height: 96px; border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.92); background: rgba(16, 18, 20, 0.3);
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.2), 0 2px 10px rgba(0, 0, 0, 0.25);
}
.np-ring i {
  position: absolute; left: 50%; top: 50%; width: 40px; height: 40px; margin: -20px; border-radius: 50%;
  background: rgba(255, 255, 255, 0.94); box-shadow: 0 1px 6px rgba(0, 0, 0, 0.35);
}

/* štítek nápovědy */
.np-tip {
  background: var(--paper); color: var(--ink); border: 1px solid var(--line); border-left: 3px solid var(--accent);
  padding: 7px 12px; font: 500 15px/1.25 var(--font-ui); box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

/* domovská pozice joysticku (jen dotyk): nad minimapou vlevo dole */
#joyhome {
  position: absolute; left: calc(12px + env(safe-area-inset-left, 0px)); bottom: calc(186px + env(safe-area-inset-bottom, 0px));
  width: 164px; display: flex; flex-direction: column; align-items: flex-start; gap: 14px;
  pointer-events: none; opacity: 0; transition: opacity 0.35s;
}
#joyhome .np-ring { align-self: center; }
#joyhome .np-tip { white-space: nowrap; opacity: 0; visibility: hidden; transition: opacity 0.35s, visibility 0s 0.35s; }
#joyhome.on { opacity: 0.45; }
#joyhome.ghost { opacity: 1; }
#joyhome.ghost .np-tip { opacity: 1; visibility: visible; transition: opacity 0.35s; }
#joyhome.ghost .np-ring { animation: np-pulse 1.8s ease-out infinite; }
#joyhome.ghost .np-ring i { animation: np-push 1.8s ease-in-out infinite; }
#joyhome.busy { opacity: 0; }

/* rozhlížení: prst jezdí doleva a doprava v pravé polovině */
#hintlook {
  position: absolute; right: calc(16px + env(safe-area-inset-right, 0px)); top: 34%;
  width: min(250px, calc(60vw - 16px)); display: flex; flex-direction: column; align-items: center; gap: 12px;
  pointer-events: none; opacity: 0; visibility: hidden; transition: opacity 0.35s, visibility 0s 0.35s;
}
#hintlook.on { opacity: 1; visibility: visible; transition: opacity 0.35s; }
#hintlook .np-tip { text-align: center; text-wrap: balance; }
.np-swipe { position: relative; width: 150px; height: 56px; }
.np-swipe svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.np-swipe i {
  position: absolute; left: 50%; top: 50%; width: 40px; height: 40px; margin: -20px; border-radius: 50%;
  background: rgba(255, 255, 255, 0.94); box-shadow: 0 0 0 7px rgba(255, 255, 255, 0.3), 0 1px 6px rgba(0, 0, 0, 0.4);
  animation: np-swipe 2.2s ease-in-out infinite;
}

/* telefon na šířku: vedle minimapy, ať kroužek leží v ploše joysticku */
@media (orientation: landscape) and (max-height: 500px) {
  #joyhome { left: calc(190px + env(safe-area-inset-left, 0px)); bottom: calc(14px + env(safe-area-inset-bottom, 0px)); width: 96px; }
  /* nápověda rozhlížení nahoru, ať nepřekrývá seznam místností vpravo dole */
  #hintlook { top: calc(12px + env(safe-area-inset-top, 0px)); gap: 8px; }
}

/* počítač: jedna lišta dole uprostřed, klávesy pro chůzi, myš pro rozhlížení */
#hintdesk {
  left: 50%; bottom: calc(24px + env(safe-area-inset-bottom, 0px)); transform: translateX(-50%);
  display: flex; align-items: center; gap: 14px; padding: 10px 16px 10px 12px; border-left: 3px solid var(--accent);
  font: 500 16px/1.25 var(--font-ui); color: var(--ink); white-space: nowrap;
  pointer-events: none; opacity: 0; visibility: hidden; transition: opacity 0.35s, visibility 0s 0.35s;
}
#hintdesk.on { opacity: 1; visibility: visible; transition: opacity 0.35s; }
.np-keys { display: grid; grid-template-columns: repeat(3, 24px); grid-auto-rows: 24px; gap: 3px; }
.np-keys kbd {
  display: grid; place-items: center; border: 1px solid var(--line); background: var(--paper);
  font: 500 12px/1 var(--font-num); color: var(--ink);
}
.np-keys kbd:nth-child(1) { grid-area: 1 / 2; animation: np-key 1.6s ease-in-out infinite; }
.np-keys kbd:nth-child(2) { grid-area: 2 / 1; }
.np-keys kbd:nth-child(3) { grid-area: 2 / 2; }
.np-keys kbd:nth-child(4) { grid-area: 2 / 3; }
.np-mouse { width: 22px; height: 32px; animation: np-mouse 2.2s ease-in-out infinite; }
#hintdesk[data-krok="chuze"] .np-mouse, #hintdesk[data-krok="pohled"] .np-keys { display: none; }

@keyframes np-pulse {
  0% { box-shadow: 0 0 0 0 rgba(242, 103, 34, 0.7), 0 2px 10px rgba(0, 0, 0, 0.25); border-color: #fff; }
  50% { border-color: rgba(255, 255, 255, 0.6); }
  75%, 100% { box-shadow: 0 0 0 22px rgba(242, 103, 34, 0), 0 2px 10px rgba(0, 0, 0, 0.25); border-color: #fff; }
}
@keyframes np-push { 0%, 12% { transform: translate(0, 0); } 40%, 60% { transform: translate(0, -26px); } 88%, 100% { transform: translate(0, 0); } }
@keyframes np-swipe { 0%, 100% { transform: translateX(-50px); } 50% { transform: translateX(50px); } }
@keyframes np-key { 0%, 100% { background: var(--paper); color: var(--ink); } 50% { background: var(--accent); color: #fff; border-color: var(--accent); } }
@keyframes np-mouse { 0%, 100% { transform: translateX(-8px); } 50% { transform: translateX(8px); } }
@keyframes np-blink { 0%, 100% { opacity: 1; } 50% { opacity: 0.5; } }

@media (prefers-reduced-motion: reduce) {
  #joyhome.ghost .np-ring { animation: np-blink 2s ease-in-out infinite; }
  #joyhome.ghost .np-ring i, .np-swipe i, .np-mouse { animation: none; }
}