/* Turbo Track — neon night racing */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#0a1020;--panel:rgba(10,16,32,.94);--text:#e8eef4;--muted:#8b9bb0;
  --accent:#4fc3f7;--hot:#ff2d95;--warn:#ffcd75;--ok:#a7f070;
  --font:system-ui,-apple-system,"Segoe UI",Roboto,Ubuntu,Cantarell,sans-serif;
  --safe-top:env(safe-area-inset-top,0px);--safe-bottom:env(safe-area-inset-bottom,0px);
}
html,body{height:100%;overflow:hidden;background:var(--bg);color:var(--text);font-family:var(--font);
  -webkit-tap-highlight-color:transparent;touch-action:manipulation;user-select:none;-webkit-user-select:none}
#app{position:relative;width:100%;height:100%;height:100dvh;overflow:hidden;background:var(--bg)}
#game{display:block;width:100%;height:100%;touch-action:none;cursor:default}
.screen{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  padding:calc(20px + var(--safe-top)) 16px calc(20px + var(--safe-bottom));
  background:rgba(6,10,20,.78);backdrop-filter:blur(6px);opacity:0;pointer-events:none;transition:opacity .25s ease;z-index:10}
.screen.active{opacity:1;pointer-events:auto}
.panel{width:min(380px,100%);padding:1.6rem 1.3rem;text-align:center;background:var(--panel);
  border:1px solid rgba(79,195,247,.28);border-radius:20px;box-shadow:0 0 32px rgba(79,195,247,.18)}
.lang-picker{display:flex;gap:6px;justify-content:center;margin-bottom:10px}
.lang-btn{min-width:44px;min-height:36px;border-radius:10px;border:1px solid rgba(79,195,247,.3);
  background:rgba(20,30,50,.8);color:var(--muted);font-weight:700;cursor:pointer}
.lang-btn.active{background:rgba(79,195,247,.2);color:var(--accent);border-color:var(--accent)}
.badge{font-size:.72rem;letter-spacing:.14em;color:var(--hot);font-weight:800;margin-bottom:.35rem}
h1{font-size:1.85rem;letter-spacing:.02em;margin-bottom:.25rem;
  background:linear-gradient(90deg,var(--accent),var(--hot));-webkit-background-clip:text;background-clip:text;color:transparent}
.tagline{color:var(--muted);font-size:.95rem;margin-bottom:.4rem}
.ver-badge{display:inline-block;font-size:.7rem;color:var(--accent);border:1px solid rgba(79,195,247,.35);
  padding:2px 8px;border-radius:999px;margin-bottom:.8rem}
.howto{text-align:left;margin:0 auto .9rem;padding-left:1.2rem;color:var(--muted);font-size:.82rem;line-height:1.45;max-width:320px}
.howto li{margin-bottom:.25rem}
.track-picker{display:flex;flex-direction:column;gap:6px;margin-bottom:12px}
.track-btn{min-height:42px;border-radius:12px;border:1px solid rgba(79,195,247,.25);
  background:rgba(16,24,40,.9);color:var(--text);font-weight:600;cursor:pointer;padding:8px 12px}
.track-btn.active{border-color:var(--hot);box-shadow:0 0 14px rgba(255,45,149,.25);color:var(--hot)}
.btn{display:inline-flex;align-items:center;justify-content:center;width:100%;min-height:48px;margin-top:8px;
  border:none;border-radius:14px;font-weight:800;font-size:1rem;cursor:pointer;text-decoration:none;color:var(--text)}
.btn-play,.btn-primary{background:linear-gradient(135deg,var(--accent),#3a8fb7);color:#061018;box-shadow:0 0 20px rgba(79,195,247,.35)}
.btn-ghost{background:rgba(30,40,60,.7);border:1px solid rgba(139,155,176,.3);color:var(--muted)}
.btn-tip{background:rgba(255,45,149,.15);border:1px solid rgba(255,45,149,.4);color:var(--hot);font-size:.9rem}
.hint{margin-top:10px;color:var(--muted);font-size:.85rem}
.studio{margin-top:8px;font-size:.7rem;letter-spacing:.12em;color:#566c86;text-transform:uppercase}
.result{font-size:2rem;margin:.4rem 0;color:var(--accent)}
.result-sub,.result-best{color:var(--muted);margin:.2rem 0}
.new-record{color:var(--ok);font-weight:800;margin:.5rem 0}
.new-record.hidden{display:none}
.hud{position:absolute;top:0;left:0;right:0;padding:calc(10px + var(--safe-top)) 12px 0;z-index:5;pointer-events:none}
.hud.hidden{display:none}
.hud-row{display:flex;justify-content:space-between;gap:8px}
.hud-block{background:rgba(10,16,32,.72);border:1px solid rgba(79,195,247,.2);border-radius:12px;padding:6px 10px;min-width:72px;text-align:center}
.hud-label{display:block;font-size:.65rem;color:var(--muted);letter-spacing:.06em;text-transform:uppercase}
.hud-block span:last-child{font-weight:800;font-variant-numeric:tabular-nums}
.hud-speed{position:absolute;right:14px;top:calc(70px + var(--safe-top));font-size:1.6rem;font-weight:900;color:var(--accent);
  text-shadow:0 0 12px rgba(79,195,247,.5);font-variant-numeric:tabular-nums}
.hud-speed::after{content:" km/h";font-size:.65rem;color:var(--muted);font-weight:600}
#float-host{position:absolute;left:50%;top:40%;transform:translate(-50%,-50%);pointer-events:none}
.float-msg{position:absolute;left:50%;transform:translateX(-50%);font-weight:900;font-size:1.4rem;color:var(--hot);
  text-shadow:0 0 16px rgba(255,45,149,.6);animation:floatUp 1s ease-out forwards;white-space:nowrap}
@keyframes floatUp{0%{opacity:1;transform:translate(-50%,0)}100%{opacity:0;transform:translate(-50%,-40px)}}
#pause-overlay{position:absolute;inset:0;display:none;align-items:center;justify-content:center;background:rgba(6,10,20,.75);z-index:20}
#pause-overlay.show{display:flex}
.pause-panel{background:var(--panel);border:1px solid rgba(79,195,247,.3);border-radius:18px;padding:1.4rem 1.6rem;text-align:center;min-width:240px}
.pause-stats{color:var(--muted);margin:.5rem 0;font-size:.9rem}
#pause-hint{color:var(--muted);font-size:.8rem;margin-bottom:.6rem}
.touch{position:absolute;left:0;right:0;bottom:0;padding:0 16px calc(16px + var(--safe-bottom));
  display:flex;justify-content:space-between;align-items:flex-end;z-index:6;pointer-events:none}
.touch.hidden{display:none}
.touch-steer{display:flex;gap:10px;pointer-events:auto}
.tbtn{pointer-events:auto;width:72px;height:72px;border-radius:18px;border:1px solid rgba(79,195,247,.35);
  background:rgba(10,16,32,.55);color:var(--accent);font-size:1.4rem;font-weight:800;backdrop-filter:blur(4px)}
.tbtn:active,.tbtn.on{background:rgba(79,195,247,.28);border-color:var(--accent)}
.tbtn-accel{width:96px;height:96px;border-radius:50%;border-color:rgba(255,45,149,.45);color:var(--hot);font-size:.95rem}
.tbtn-accel:active,.tbtn-accel.on{background:rgba(255,45,149,.3)}
@media (min-width:900px){.touch{display:none!important}}