:root{--midnight-navy: #0B1020;--deep-indigo: #1E293B;--electric-cyan: #38BDF8;--vivid-violet: #8B5CF6;--warm-saffron: #FBBF24;--coral-accent: #F43F5E;--emerald-green: #22C55E;--soft-white: #F8FAFC;--dark-glass: rgba(15, 23, 42, .82);--card-glass: rgba(30, 41, 59, .88);--border-cyan: rgba(56, 189, 248, .4);--border-subtle: rgba(255, 255, 255, .14);--glow-cyan: 0 0 20px rgba(56, 189, 248, .45);--glow-saffron: 0 0 20px rgba(251, 191, 36, .45);--font-game: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, Roboto, sans-serif;--safe-top: env(safe-area-inset-top, 0px);--safe-bottom: env(safe-area-inset-bottom, 0px);--safe-left: env(safe-area-inset-left, 0px);--safe-right: env(safe-area-inset-right, 0px)}*{box-sizing:border-box;margin:0;padding:0;user-select:none;-webkit-user-select:none;-webkit-tap-highlight-color:transparent}html,body{width:100%;height:100%;height:100vh;height:100dvh;overflow:hidden;background-color:var(--midnight-navy);color:var(--soft-white);font-family:var(--font-game)}#app-container{position:relative;width:100vw;height:100vh;height:100dvh;overflow:hidden}#canvas-container{position:absolute;top:0;left:0;width:100%;height:100%;z-index:1}#canvas-container canvas{width:100%!important;height:100%!important;display:block}#ui-root{position:absolute;top:0;left:0;width:100%;height:100%;z-index:10;pointer-events:none}.interactive{pointer-events:auto}.screen{position:absolute;top:0;left:0;width:100%;height:100%;display:flex;flex-direction:column;justify-content:space-between;padding:max(16px,var(--safe-top)) max(16px,var(--safe-right)) max(16px,var(--safe-bottom)) max(16px,var(--safe-left));z-index:20;opacity:0;pointer-events:none;transition:opacity .24s ease,transform .24s ease;transform:scale(.98)}.screen.active{opacity:1;pointer-events:auto;transform:scale(1)}#main-menu{background:radial-gradient(circle at 50% 30%,#1e293b66,#0f172acc 85%);justify-content:space-between;align-items:center}.menu-top-bar{width:100%;max-width:600px;display:flex;justify-content:space-between;align-items:center;pointer-events:auto}.menu-best-pill{display:inline-flex;align-items:center;gap:8px;background:var(--dark-glass);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--border-cyan);padding:8px 16px;border-radius:999px;font-weight:800;font-size:.92rem;color:var(--soft-white);box-shadow:0 4px 14px #00000059}.menu-best-pill .icon{font-size:1.05rem}.btn-sound-toggle{display:inline-flex;align-items:center;justify-content:center;width:48px;height:48px;border-radius:14px;background:var(--dark-glass);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--border-cyan);color:var(--soft-white);font-size:1.25rem;cursor:pointer;pointer-events:auto;transition:transform .15s ease,background .15s ease,border-color .15s ease;box-shadow:0 4px 14px #00000059}.btn-sound-toggle:hover{transform:scale(1.05);border-color:var(--electric-cyan);background:#1e293bf2}.btn-sound-toggle:focus-visible{outline:2px solid var(--electric-cyan);outline-offset:2px}.menu-center{display:flex;flex-direction:column;align-items:center;text-align:center;width:100%;max-width:520px;margin-top:auto;margin-bottom:auto;padding:0 16px;gap:28px}.brand-hero{display:flex;flex-direction:column;align-items:center;gap:8px}.brand-title{font-size:clamp(2.8rem,9vw,4.8rem);font-weight:900;letter-spacing:3px;line-height:1.02;background:linear-gradient(135deg,#FFFFFF 15%,var(--electric-cyan) 60%,var(--warm-saffron) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;filter:drop-shadow(0 6px 20px rgba(56,189,248,.4));text-transform:uppercase}.brand-tagline{font-size:clamp(.95rem,3.2vw,1.2rem);font-weight:700;letter-spacing:1.2px;color:#f8fafcd9;text-shadow:0 2px 8px rgba(0,0,0,.6)}.btn-play-primary{display:inline-flex;align-items:center;justify-content:center;gap:12px;background:linear-gradient(135deg,var(--electric-cyan) 0%,var(--vivid-violet) 100%);color:#070b16;font-size:clamp(1.3rem,4vw,1.7rem);font-weight:900;letter-spacing:2px;padding:18px 56px;min-height:56px;min-width:200px;border-radius:999px;border:none;cursor:pointer;box-shadow:0 8px 32px #38bdf88c,inset 0 2px 4px #fff9;transition:transform .18s cubic-bezier(.34,1.56,.64,1),box-shadow .18s ease;text-transform:uppercase}.btn-play-primary:hover{transform:scale(1.05);box-shadow:0 12px 40px #38bdf8bf,inset 0 2px 4px #fffc}.btn-play-primary:active{transform:scale(.96)}.btn-play-primary:focus-visible{outline:3px solid #FFFFFF;outline-offset:3px}.btn-play-icon{font-size:1.2em}#hud-screen{padding:max(12px,var(--safe-top)) max(12px,var(--safe-right)) max(12px,var(--safe-bottom)) max(12px,var(--safe-left));pointer-events:none;justify-content:flex-start}.hud-header{display:flex;justify-content:space-between;align-items:flex-start;width:100%;gap:8px}.hud-score-card{background:var(--dark-glass);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--border-cyan);padding:8px 14px;border-radius:14px;box-shadow:0 4px 16px #0006;display:flex;flex-direction:column;min-width:84px;flex-shrink:0}.hud-score-label{font-size:.65rem;letter-spacing:1.5px;font-weight:800;color:var(--electric-cyan);text-transform:uppercase;line-height:1}.hud-score-value{font-size:clamp(1.4rem,4.5vw,2.1rem);font-weight:900;letter-spacing:1px;color:#fff;line-height:1.1;text-shadow:0 0 12px rgba(56,189,248,.45)}.hud-multiplier-badge{display:inline-block;background:var(--vivid-violet);padding:2px 6px;border-radius:6px;font-size:.68rem;font-weight:800;color:#fff;margin-top:2px;line-height:1.1;align-self:flex-start}.hud-multiplier-badge.focus-active{background:linear-gradient(90deg,var(--electric-cyan),var(--warm-saffron));color:#070b16;box-shadow:var(--glow-cyan);animation:pulse-glow .8s infinite alternate}@keyframes pulse-glow{0%{filter:brightness(1)}to{filter:brightness(1.35)}}.hud-center-cluster{display:flex;flex-direction:column;align-items:center;gap:5px;flex-shrink:1}.hud-zone-pill{background:var(--dark-glass);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid var(--border-subtle);padding:4px 10px;border-radius:999px;font-size:.72rem;font-weight:800;letter-spacing:1.2px;color:var(--warm-saffron);text-transform:uppercase}.focus-spark-meter{display:flex;gap:6px;align-items:center;background:var(--dark-glass);padding:5px 10px;border-radius:999px;border:1px solid var(--border-subtle)}.spark-orb{width:10px;height:10px;border-radius:50%;background:#ffffff26;border:1px solid rgba(255,255,255,.3);transition:all .25s cubic-bezier(.34,1.56,.64,1)}.spark-orb.filled{background:var(--electric-cyan);box-shadow:var(--glow-cyan);border-color:#fff;transform:scale(1.2)}.focus-timer-bar-wrap{width:90px;height:5px;background:#00000080;border-radius:999px;overflow:hidden;border:1px solid var(--electric-cyan);display:none}.focus-timer-bar-wrap.active{display:block}.focus-timer-bar{height:100%;width:100%;background:linear-gradient(90deg,var(--electric-cyan),var(--warm-saffron));transition:width .1s linear}.hud-right-cluster{display:flex;align-items:center;gap:8px;flex-shrink:0}.hud-metrics{display:flex;flex-direction:column;gap:4px}.hud-metric-pill{display:flex;align-items:center;gap:4px;background:var(--dark-glass);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid var(--border-subtle);padding:3px 8px;border-radius:8px;font-weight:800;font-size:.8rem;line-height:1}.hud-metric-pill.distance{color:var(--soft-white)}.hud-metric-pill.coins{color:var(--warm-saffron)}.btn-hud-pause{display:inline-flex;align-items:center;justify-content:center;width:48px;height:48px;min-width:48px;min-height:48px;border-radius:14px;background:var(--dark-glass);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1.5px solid var(--border-cyan);color:var(--soft-white);font-size:1.25rem;cursor:pointer;pointer-events:auto;box-shadow:0 4px 14px #0006;transition:transform .15s ease,background .15s ease;flex-shrink:0}.btn-hud-pause:hover{background:#1e293bf2;transform:scale(1.05)}.btn-hud-pause:focus-visible{outline:2px solid var(--electric-cyan);outline-offset:2px}.hud-powerup-bar{margin-top:10px;display:flex;flex-direction:column;gap:6px;align-self:flex-start;pointer-events:none}.powerup-chip{display:inline-flex;align-items:center;gap:6px;background:var(--dark-glass);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid var(--electric-cyan);padding:4px 10px;border-radius:8px;font-size:.78rem;font-weight:800;color:var(--soft-white);box-shadow:0 4px 10px #00000059}.powerup-chip.shield{border-color:var(--electric-cyan);color:var(--electric-cyan)}.powerup-chip.magnet{border-color:var(--coral-accent);color:var(--coral-accent)}.powerup-chip.sprint{border-color:var(--warm-saffron);color:var(--warm-saffron)}.hud-swipe-hint{position:absolute;bottom:max(28px,var(--safe-bottom));left:50%;transform:translate(-50%);background:#0f172ae0;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--border-cyan);padding:10px 20px;border-radius:999px;font-size:.78rem;font-weight:800;letter-spacing:1.2px;color:var(--soft-white);white-space:nowrap;pointer-events:none;opacity:0;transition:opacity .4s ease,transform .4s ease;box-shadow:0 6px 20px #00000073}.hud-swipe-hint.visible{opacity:1}.modal-overlay{background:#0f172ac7;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);align-items:center;justify-content:center;z-index:50}.modal-card{background:var(--card-glass);border:1.5px solid var(--border-cyan);border-radius:24px;padding:32px 28px;width:100%;max-width:400px;display:flex;flex-direction:column;align-items:center;text-align:center;box-shadow:0 16px 45px #000000a6,var(--glow-cyan)}.modal-card-title{font-size:2.2rem;font-weight:900;letter-spacing:2px;color:var(--soft-white);text-transform:uppercase;margin-bottom:24px}.modal-card-actions{display:flex;flex-direction:column;gap:12px;width:100%}#gameover-screen{background:radial-gradient(circle at 50% 30%,#1e293bb3,#0f172af2 85%);align-items:center;justify-content:center;padding:20px}.gameover-card{background:var(--dark-glass);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1.5px solid var(--border-cyan);border-radius:28px;padding:32px 24px;width:100%;max-width:420px;display:flex;flex-direction:column;align-items:center;text-align:center;box-shadow:0 16px 50px #000000a6,var(--glow-cyan)}.gameover-title{font-size:2.4rem;font-weight:900;letter-spacing:2px;color:var(--coral-accent);text-transform:uppercase}.new-best-badge{background:linear-gradient(135deg,var(--warm-saffron),var(--coral-accent));color:#070b16;font-size:.82rem;font-weight:900;letter-spacing:1.5px;padding:4px 16px;border-radius:999px;margin-top:6px;text-transform:uppercase;box-shadow:var(--glow-saffron);display:none}.new-best-badge.active{display:inline-block;animation:pulse-glow .8s infinite alternate}.gameover-score-wrap{margin:18px 0 20px}.gameover-score-label{font-size:.75rem;letter-spacing:2px;font-weight:800;color:var(--electric-cyan);text-transform:uppercase}.gameover-score-num{font-size:clamp(2.8rem,8vw,3.8rem);font-weight:900;color:#fff;line-height:1;text-shadow:0 0 20px rgba(56,189,248,.5);margin-top:4px}.gameover-best-record{font-size:.88rem;font-weight:800;color:var(--warm-saffron);margin-top:6px;letter-spacing:1px}.gameover-stats-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;width:100%;margin-bottom:22px}.gameover-stat-box{background:#ffffff0d;border:1px solid rgba(255,255,255,.1);padding:10px;border-radius:12px;display:flex;flex-direction:column;align-items:center}.gameover-stat-box .label{font-size:.72rem;color:#ffffffa6;font-weight:700;text-transform:uppercase}.gameover-stat-box .val{font-size:1.25rem;font-weight:900;color:var(--warm-saffron);margin-top:2px}.gameover-btn-group{display:flex;flex-direction:column;gap:10px;width:100%}.btn-primary-action{background:linear-gradient(135deg,var(--electric-cyan),var(--vivid-violet));color:#070b16;font-size:1.15rem;font-weight:900;letter-spacing:1.5px;padding:14px 28px;min-height:50px;border-radius:999px;border:none;cursor:pointer;text-transform:uppercase;transition:transform .18s ease,box-shadow .18s ease;box-shadow:0 6px 20px #38bdf873}.btn-primary-action:hover{transform:scale(1.03)}.btn-primary-action:focus-visible{outline:2px solid #FFFFFF;outline-offset:2px}.btn-secondary-action{background:#ffffff14;border:1px solid var(--border-cyan);color:var(--soft-white);font-size:1rem;font-weight:800;padding:12px 24px;min-height:48px;border-radius:999px;cursor:pointer;transition:background .15s ease,transform .15s ease}.btn-secondary-action:hover{background:#38bdf833;transform:translateY(-1px)}.btn-secondary-action:focus-visible{outline:2px solid var(--electric-cyan);outline-offset:2px}#toast-container{position:absolute;top:max(20px,var(--safe-top));left:50%;transform:translate(-50%);display:flex;flex-direction:column;gap:8px;z-index:100;pointer-events:none}.toast{background:linear-gradient(135deg,#1e293bf2,#0f172af2);border:1px solid var(--border-cyan);padding:8px 18px;border-radius:999px;font-weight:800;font-size:.85rem;color:var(--soft-white);box-shadow:0 8px 24px #00000080,var(--glow-cyan);display:flex;align-items:center;gap:8px;animation:toast-in .25s cubic-bezier(.34,1.56,.64,1)}@keyframes toast-in{0%{transform:translateY(-16px);opacity:0}to{transform:translateY(0);opacity:1}}@media (max-width: 360px){.hud-score-card{min-width:72px;padding:6px 10px}.hud-score-value{font-size:1.25rem}.hud-metric-pill{font-size:.72rem;padding:2px 6px}.btn-hud-pause{width:44px;height:44px;min-width:44px;min-height:44px}}@media (max-height: 450px) and (orientation: landscape){.screen{padding:8px 16px}.brand-title{font-size:2.2rem}.brand-hero{gap:2px}.btn-play-primary{padding:10px 36px;min-height:44px;font-size:1.15rem}.gameover-card{padding:16px}.gameover-score-wrap{margin:8px 0}.gameover-score-num{font-size:2.2rem}.gameover-stats-grid{margin-bottom:12px}}