/* Éléments posés sur le paysage : commandes de vue, son, infobulles, explications */
#viewCtl{position:absolute;right:8px;top:50%;transform:translateY(-50%);display:flex;flex-direction:column;gap:6px}
#viewCtl button{width:36px;height:36px;padding:0;font-size:16px;background:rgba(22,38,58,.85)}
#readouts{position:absolute;left:8px;bottom:8px;right:8px;display:flex;gap:6px;flex-wrap:wrap;pointer-events:none}
.chip{background:rgba(10,20,32,.72);padding:3px 8px;border-radius:12px;font-size:13px}
#badge{position:absolute;left:8px;top:8px;background:#b3261e;padding:4px 10px;border-radius:12px;font-weight:600;display:none}
#layers{position:absolute;right:8px;top:8px;display:flex;flex-direction:column;gap:6px;align-items:flex-end}
.sndRow{display:flex}
.sndRow #sound{border-radius:8px 0 0 8px}
#sndOpt{border-radius:0 8px 8px 0;border-left:0;padding:6px 7px;font-size:11px}
#sndPanel{display:none;flex-direction:column;gap:8px;width:220px;background:rgba(10,20,32,.92);border:1px solid #2e4763;border-radius:10px;padding:10px 12px;font-size:13px}
#sndPanel.open{display:flex}
#sndPanel input[type=range]{width:100%;accent-color:var(--accent)}
#legend{position:absolute;right:8px;top:132px;font-size:12px;background:rgba(10,20,32,.72);padding:4px 8px;border-radius:8px;display:none;align-items:center;gap:6px}
#legend span{display:inline-block;width:80px;height:8px;border-radius:4px;background:linear-gradient(90deg,#2850c8,#3cbedc,#f0dc50,#dc3228)}
#liveInfo{position:absolute;left:8px;top:8px;display:none;background:rgba(10,20,32,.72);padding:4px 10px;border-radius:12px;font-size:12px}
#liveInfo b{color:#ff6b5b}
#tip{position:absolute;display:none;pointer-events:none;max-width:240px;background:rgba(10,20,32,.92);border:1px solid var(--accent);border-radius:8px;padding:6px 10px;font-size:13px}
#tip b{color:var(--accent)}
#toast{position:absolute;left:50%;top:12px;transform:translate(-50%,-80px);background:#1f3a55;border:1px solid var(--accent);padding:8px 14px;border-radius:10px;transition:transform .3s;max-width:90%;text-align:center}
#toast.show{transform:translate(-50%,0)}
aside{overflow-y:auto;padding:12px;background:var(--panel);display:flex;flex-direction:column;gap:16px}
aside>*{flex-shrink:0}
/* Explications : discrètes, en haut à gauche du paysage */
#explain{position:absolute;left:8px;top:40px;max-width:min(400px,calc(100% - 110px));background:rgba(10,20,32,.5);border-left:2px solid var(--accent);padding:5px 9px;border-radius:6px;font-size:12px;line-height:1.35;color:rgba(232,240,248,.88);pointer-events:none}
#explain:empty{display:none}
#explain p+p{margin-top:4px;padding-top:4px;border-top:1px solid rgba(255,255,255,.08)}
body.immersive #explain{display:none}
body.challenge #explain{top:130px}