:root{--bg: #0a0e12;--fg: #e8eef2;--accent: #ff5a36;--safe-t: env(safe-area-inset-top, 0px);--safe-b: env(safe-area-inset-bottom, 0px);--safe-l: env(safe-area-inset-left, 0px);--safe-r: env(safe-area-inset-right, 0px)}*{margin:0;padding:0;box-sizing:border-box}html,body,#app{width:100%;height:100%;overflow:hidden}body{background:var(--bg);color:var(--fg);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;touch-action:none;overscroll-behavior:none;user-select:none;-webkit-user-select:none;-webkit-tap-highlight-color:transparent}#game{display:block;width:100%;height:100%;touch-action:none}#boot{position:fixed;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.6rem;text-align:center;padding:1.5rem;background:radial-gradient(circle at 50% 40%,#ff5a361f,#05070ad9);transition:opacity .6s ease;z-index:30;pointer-events:none}#boot.hidden{opacity:0;pointer-events:none}#boot h1{font-size:clamp(2rem,8vw,5rem);letter-spacing:.3em;font-weight:800;text-shadow:0 0 30px rgba(255,90,54,.5)}#boot p{opacity:.7;letter-spacing:.08em;max-width:32ch}.perf-overlay{position:fixed;top:calc(8px + var(--safe-t));left:calc(8px + var(--safe-l));padding:6px 9px;font:12px/1.35 ui-monospace,SFMono-Regular,Menlo,monospace;white-space:pre;color:#b8ffd0;background:#05080b8c;border:1px solid rgba(184,255,208,.18);border-radius:6px;pointer-events:none;z-index:20}#hud{position:fixed;inset:0;pointer-events:none;z-index:10}.crosshair{position:absolute;left:50%;top:50%;width:6px;height:6px;margin:-3px 0 0 -3px;border-radius:50%;background:#e8eef2d9;box-shadow:0 0 4px #0009}.doom{position:absolute;top:calc(14px + var(--safe-t));left:50%;transform:translate(-50%);text-align:center;width:min(70vw,360px)}.doom-time{font:700 26px/1 ui-monospace,monospace;letter-spacing:.12em;text-shadow:0 0 12px rgba(255,90,54,.45)}.doom-bar{margin:6px auto 4px;width:100%;height:4px;background:#ffffff24;border-radius:3px;overflow:hidden}.doom-fill{height:100%;width:0%;background:linear-gradient(90deg,#ffb347,var(--accent));transition:width .3s linear}.doom-label{font-size:12px;letter-spacing:.06em;opacity:.72}.stamina{position:absolute;left:calc(18px + var(--safe-l));bottom:calc(18px + var(--safe-b));width:min(34vw,220px);height:8px;background:#ffffff1f;border-radius:5px;overflow:hidden}.stamina-fill{height:100%;width:100%;background:linear-gradient(90deg,#6fe3a0,#34c977);transition:width .12s linear,background .3s}.stamina-fill.low{background:linear-gradient(90deg,#ff7a4d,var(--accent))}.hint{position:absolute;bottom:calc(16px + var(--safe-b));left:50%;transform:translate(-50%);font-size:12px;letter-spacing:.05em;opacity:.5;text-align:center}#touch{position:fixed;inset:0;pointer-events:none;z-index:15}#touch[data-enabled=false]{display:none}.touch-look{position:absolute;inset:0;pointer-events:auto;touch-action:none}.touch-stick{position:absolute;left:calc(26px + var(--safe-l));bottom:calc(26px + var(--safe-b));width:130px;height:130px;border-radius:50%;background:#ffffff0f;border:1px solid rgba(255,255,255,.18);pointer-events:auto;touch-action:none;z-index:2}.touch-knob{position:absolute;left:50%;top:50%;width:56px;height:56px;border-radius:50%;background:#ffffff38;transform:translate(-50%,-50%)}.touch-btn{position:absolute;display:flex;align-items:center;justify-content:center;width:84px;height:84px;border-radius:50%;font:700 12px/1 system-ui,sans-serif;letter-spacing:.08em;color:var(--fg);background:#ff5a3629;border:1px solid rgba(255,90,54,.45);pointer-events:auto;touch-action:none;z-index:2}.touch-btn:active{background:#ff5a3666}.touch-btn.sprint{right:calc(26px + var(--safe-r));bottom:calc(120px + var(--safe-b))}.touch-btn.crouch{right:calc(124px + var(--safe-r));bottom:calc(40px + var(--safe-b))}.touch-btn.interact{right:calc(26px + var(--safe-r));bottom:calc(34px + var(--safe-b));width:72px;height:72px}