:root{--bg: #0d1b2a;--panel: rgba(13, 27, 42, .82);--accent: #ffd14d;--accent-2: #8ef6c8;--danger: #ff5d5d;--text: #eaf2f8;--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)}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{margin:0;padding:0;height:100%;overflow:hidden;background:var(--bg);color:var(--text);font-family:Segoe UI,Roboto,system-ui,-apple-system,sans-serif;overscroll-behavior:none;touch-action:none}#app{position:fixed;inset:0}#scene{position:absolute;inset:0;width:100%;height:100%;display:block}#ui{position:absolute;inset:0;pointer-events:none;user-select:none}#ui button{pointer-events:auto;font-family:inherit;cursor:pointer}.overlay{position:absolute;inset:0;display:none;flex-direction:column;align-items:center;justify-content:center;gap:18px;padding:calc(24px + var(--safe-t)) 24px calc(24px + var(--safe-b));background:radial-gradient(ellipse at 50% 30%,#142c44bf,#060e16f0);backdrop-filter:blur(3px);text-align:center}.overlay.show{display:flex}.title{font-size:clamp(34px,9vw,68px);font-weight:800;letter-spacing:2px;margin:0;color:var(--accent);text-shadow:0 4px 0 rgba(0,0,0,.35)}.subtitle{margin:0 0 6px;opacity:.85;font-size:clamp(14px,3.4vw,18px);max-width:640px}.btn{pointer-events:auto;border:none;border-radius:14px;padding:14px 30px;font-size:clamp(16px,4vw,20px);font-weight:700;color:#10202f;background:var(--accent);box-shadow:0 5px #b8902c,0 8px 18px #0006;transition:transform .05s ease;min-width:220px}.btn:active{transform:translateY(4px);box-shadow:0 1px #b8902c}.btn.secondary{background:#2f4a63;color:var(--text);box-shadow:0 5px #1c2f40,0 8px 18px #0006}.btn.secondary:active{box-shadow:0 1px #1c2f40}.howto{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:14px;max-width:720px;margin:8px 0 4px}.howto .card{background:var(--panel);border:1px solid rgba(142,246,200,.25);border-radius:14px;padding:14px}.howto .card b{color:var(--accent-2);display:block;margin-bottom:6px}.howto .card span{font-size:14px;opacity:.9}.result{display:flex;gap:34px;margin:6px 0}.result .big{font-size:clamp(40px,12vw,78px);font-weight:800;color:var(--accent);line-height:1}.result .lbl{font-size:13px;text-transform:uppercase;letter-spacing:1px;opacity:.7}.best{opacity:.85;font-size:15px}#hud{position:absolute;inset:0;display:none}#hud.show{display:block}.crosshair{position:absolute;left:50%;top:50%;width:46px;height:46px;margin:-23px 0 0 -23px;border:2px solid rgba(142,246,200,.9);border-radius:50%}.crosshair:before,.crosshair:after{content:"";position:absolute;background:#8ef6c8e6}.crosshair:before{left:50%;top:-10px;width:2px;height:12px;margin-left:-1px}.crosshair:after{top:50%;left:-10px;height:2px;width:12px;margin-top:-1px}.hud-top{position:absolute;top:calc(10px + var(--safe-t));left:calc(12px + var(--safe-l));right:calc(12px + var(--safe-r));display:flex;align-items:flex-start;justify-content:space-between;gap:10px}.stat{background:var(--panel);border-radius:12px;padding:8px 12px;font-weight:700;font-size:16px;display:flex;gap:8px;align-items:center}.stat .k{opacity:.6;font-size:12px;text-transform:uppercase;letter-spacing:1px}.hud-right{display:flex;flex-direction:column;gap:8px;align-items:flex-end}.icon-btn{pointer-events:auto;width:44px;height:44px;border-radius:12px;border:none;background:var(--panel);color:var(--text);font-size:20px;display:flex;align-items:center;justify-content:center}.icon-btn:active{transform:scale(.94)}.convoy{display:flex;gap:6px;background:var(--panel);border-radius:12px;padding:8px 10px}.convoy .car{width:26px;height:16px;border-radius:4px;background:var(--accent-2);position:relative;transition:opacity .2s,filter .2s}.convoy .car.lost{opacity:.25;filter:grayscale(1)}.convoy .car.pickup{background:var(--accent)}.fire-btn{position:absolute;right:calc(26px + var(--safe-r));bottom:calc(34px + var(--safe-b));width:96px;height:96px;border-radius:50%;border:3px solid rgba(255,209,77,.7);background:#ff5d5d47;color:var(--text);font-weight:800;font-size:15px;letter-spacing:1px;display:none}.fire-btn.show{display:block}.fire-btn:active{background:#ff5d5d8c}.pause-btn{position:absolute}.threat{position:absolute;pointer-events:none;transform:translate(-50%,-50%);will-change:transform,left,top}.threat .marker{width:30px;height:30px;border:2px solid var(--danger);border-radius:6px;box-shadow:0 0 10px #ff5d5d99;animation:pulse .9s infinite ease-in-out}.threat .arrow{width:0;height:0;border-left:12px solid transparent;border-right:12px solid transparent;border-bottom:20px solid var(--danger);filter:drop-shadow(0 0 6px rgba(255,93,93,.7))}@keyframes pulse{0%,to{transform:scale(1);opacity:1}50%{transform:scale(1.25);opacity:.6}}.toast{position:absolute;left:50%;bottom:calc(20px + var(--safe-b));transform:translate(-50%);background:var(--panel);border:1px solid var(--accent-2);border-radius:12px;padding:10px 16px;display:none;gap:12px;align-items:center;font-size:14px}.toast.show{display:flex}.toast button{border:none;border-radius:8px;padding:6px 12px;font-weight:700;background:var(--accent);color:#10202f}.install-btn{margin-top:4px}.hidden{display:none!important}