:root{
  --bg:#060c14;--panel:#081019;--surface:#0e1a26;--ink:#e8f1f8;--muted:#8fa6b8;--line:#1c2e3c;
  --accent:#3aa0c8;--accent-ink:#04131c;--gold:#ffd76a;
  --font:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --mono:ui-monospace,Menlo,Consolas,monospace;color-scheme:dark;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent;}
html,body{margin:0;height:100%;background:var(--bg);color:var(--ink);font-family:var(--font);overflow:hidden;}
.app{display:grid;grid-template-columns:1fr 320px;height:100vh;height:100svh;}
.stage{position:relative;overflow:hidden;background:#04080c;touch-action:none;}
#view{width:100%;height:100%;display:block;}
.topbar{position:absolute;top:0;left:0;right:0;display:flex;align-items:center;justify-content:space-between;padding:12px 16px;background:linear-gradient(180deg,rgba(4,8,12,0.6),transparent);pointer-events:none;gap:10px;}
.brand{font-weight:700;font-size:1.05rem;text-shadow:0 1px 6px rgba(0,0,0,0.7);white-space:nowrap;}
.brand small{display:block;font-weight:400;font-size:0.7rem;letter-spacing:0.04em;color:var(--muted);text-transform:none;margin-top:2px;}
.readout{font-family:var(--mono);font-size:0.8rem;color:#cfe3ee;text-shadow:0 1px 6px rgba(0,0,0,0.9);text-align:center;flex:1;}
.topbtns{display:flex;gap:8px;pointer-events:auto;}
.topbtns button{font-size:1rem;width:42px;height:42px;border-radius:10px;border:1px solid rgba(120,190,220,0.22);background:rgba(8,16,24,0.6);color:var(--ink);cursor:pointer;backdrop-filter:blur(4px);}
.topbtns button:hover{border-color:var(--accent);}
.hud-bl{position:absolute;left:16px;bottom:16px;font-family:var(--mono);font-size:0.78rem;color:#d8e8f0;text-shadow:0 1px 6px rgba(0,0,0,0.9);pointer-events:none;line-height:1.5;white-space:pre;}
.hud-br{position:absolute;right:16px;bottom:16px;font-family:var(--mono);font-size:0.78rem;color:#d8e8f0;text-shadow:0 1px 6px rgba(0,0,0,0.9);pointer-events:none;line-height:1.5;text-align:right;white-space:pre;}
.hint{position:absolute;left:50%;top:70px;transform:translateX(-50%);text-align:center;color:rgba(232,241,248,0.75);font-size:0.78rem;pointer-events:none;text-shadow:0 1px 8px rgba(0,0,0,0.8);animation:fade 7s ease forwards;white-space:nowrap;}
@keyframes fade{0%,60%{opacity:1;}100%{opacity:0;}}
.lockbar{position:absolute;inset:0;display:none;align-items:flex-start;justify-content:center;background:rgba(4,8,12,0.3);padding-top:18px;z-index:20;}
.slide{position:relative;width:min(80%,340px);height:54px;border-radius:27px;background:rgba(8,16,24,0.85);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;overflow:hidden;}
.slidelbl{color:var(--muted);font-size:0.85rem;letter-spacing:0.05em;}
.knob{position:absolute;left:3px;top:3px;width:48px;height:48px;border-radius:50%;background:var(--accent);color:var(--accent-ink);display:flex;align-items:center;justify-content:center;font-weight:800;cursor:grab;touch-action:none;box-shadow:0 2px 10px rgba(0,0,0,0.5);}
.panel{background:var(--panel);border-left:1px solid var(--line);display:flex;flex-direction:column;overflow-y:auto;padding:12px;gap:10px;}
.pnl{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:11px;}
.pnl h2{margin:0 0 8px;font-size:0.64rem;letter-spacing:0.09em;text-transform:uppercase;color:var(--muted);}
.skygauge{width:100%;height:64px;display:block;border-radius:8px;background:#04080c;}
.locs{display:flex;flex-direction:column;gap:7px;}
.loc{font:inherit;font-size:0.82rem;padding:9px 8px;cursor:pointer;background:var(--bg);color:var(--ink);border:1px solid var(--line);border-radius:9px;text-align:left;}
.loc:hover{border-color:var(--accent);}
.loc[aria-pressed="true"]{background:var(--accent);color:var(--accent-ink);font-weight:700;border-color:var(--accent);}
.blurb,.hint2{font-size:0.74rem;line-height:1.5;color:#a9c0cf;margin:9px 0 0;}
.row{display:flex;align-items:center;gap:10px;margin-top:4px;}
.row label{font-size:0.78rem;color:var(--muted);min-width:78px;}
.row input[type=range]{flex:1;accent-color:var(--accent);}
.val{font-family:var(--mono);font-size:0.8rem;color:var(--accent);min-width:44px;text-align:right;}
.btns{display:grid;grid-template-columns:1fr;gap:7px;margin-top:8px;}
.btn{font:inherit;font-size:0.82rem;padding:10px;cursor:pointer;background:transparent;color:var(--ink);border:1px solid var(--line);border-radius:9px;}
.btn:hover{border-color:var(--accent);}
.navinfo{font-family:var(--mono);font-size:0.76rem;color:#cfe3ee;line-height:1.6;white-space:pre-line;}
.foot{font-size:0.68rem;color:var(--muted);line-height:1.5;margin:2px 2px 0;-webkit-user-select:none;user-select:none;}
@media (max-width:860px){
  .app{grid-template-columns:1fr;}
  .panel{position:absolute;top:0;right:0;bottom:0;width:308px;max-width:88%;transform:translateX(100%);transition:transform 0.22s ease;z-index:30;box-shadow:-8px 0 30px rgba(0,0,0,0.6);}
  .panel.open{transform:translateX(0);}
  .readout{display:none;}
}