:root{--bg-deep: #060a14;--surface-navy: rgba(11, 19, 36, .86);--surface-card: rgba(15, 25, 48, .9);--border-cyan: rgba(0, 240, 255, .28);--border-cyan-bright: rgba(0, 240, 255, .75);--cyan-primary: #00f0ff;--teal-accent: #06b6d4;--pink-food: #ff2a85;--text-main: #f1f5f9;--text-muted: #94a3b8;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", monospace}*{box-sizing:border-box;margin:0;padding:0;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none}html,body{width:100%;height:100%;overflow:hidden;background-color:var(--bg-deep);color:var(--text-main);font-family:var(--font-sans);touch-action:none}#app{position:relative;width:100vw;height:100vh;overflow:hidden}#canvas-container{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;z-index:1}#canvas-container canvas{display:block;width:100%;height:100%}#flash-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(circle,#ff2a8559,#ff2a8500 70%);pointer-events:none;opacity:0;transition:opacity .3s ease;z-index:5}#flash-overlay.active{opacity:1}.hud-bar{position:absolute;top:16px;left:50%;transform:translate(-50%);width:min(94vw,820px);display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 18px;background:var(--surface-navy);border:1px solid var(--border-cyan);border-radius:14px;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);box-shadow:0 10px 30px #00000080,0 0 20px #00f0ff14;z-index:10;transition:opacity .25s ease,transform .25s ease}.hud-stats{display:flex;align-items:center;gap:18px;flex-wrap:wrap}.stat-item{display:flex;flex-direction:column}.stat-label{font-size:.68rem;text-transform:uppercase;letter-spacing:.12em;color:var(--text-muted);font-weight:600}.stat-value{font-family:var(--font-mono);font-size:1.2rem;font-weight:700;color:var(--text-main)}.stat-value.accent{color:var(--cyan-primary);text-shadow:0 0 10px rgba(0,240,255,.4)}.hud-actions{display:flex;align-items:center;gap:8px}.overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;padding:20px;background:radial-gradient(circle at center,#060a1473,#060a14d1);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);z-index:20;opacity:1;transition:opacity .25s ease}.overlay.ready-banner{background:transparent;-webkit-backdrop-filter:none;backdrop-filter:none;pointer-events:none}.hidden{opacity:0!important;pointer-events:none!important;visibility:hidden!important}.modal-card{width:min(92vw,460px);background:var(--surface-card);border:1px solid var(--border-cyan);border-radius:20px;padding:28px 26px;text-align:center;box-shadow:0 20px 50px #000000a6,0 0 35px #00f0ff1f;animation:cardAppear .28s cubic-bezier(.16,1,.3,1)}@keyframes cardAppear{0%{opacity:0;transform:translateY(12px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}.game-title{font-size:clamp(2rem,5vw,2.75rem);font-weight:800;letter-spacing:.14em;color:var(--text-main);text-shadow:0 0 18px rgba(0,240,255,.55);margin-bottom:4px}.game-subtitle{font-size:.82rem;font-weight:700;letter-spacing:.28em;color:var(--cyan-primary);text-transform:uppercase;margin-bottom:20px}.menu-best-box{display:inline-flex;align-items:center;gap:10px;padding:8px 18px;background:#00f0ff14;border:1px solid rgba(0,240,255,.25);border-radius:999px;font-size:.85rem;color:var(--text-muted);margin-bottom:20px}.menu-best-box strong{font-family:var(--font-mono);font-size:1.05rem;color:var(--cyan-primary)}.section-label{font-size:.72rem;text-transform:uppercase;letter-spacing:.16em;color:var(--text-muted);margin-bottom:10px;font-weight:600}.difficulty-group{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:22px}.diff-btn{padding:10px 8px;border-radius:10px;border:1px solid rgba(148,163,184,.25);background:#0f172aa6;color:var(--text-muted);font-size:.85rem;font-weight:600;cursor:pointer;transition:all .18s ease}.diff-btn:hover{border-color:var(--border-cyan);color:var(--text-main)}.diff-btn.active{background:#00f0ff29;border-color:var(--cyan-primary);color:var(--cyan-primary);box-shadow:0 0 14px #00f0ff38}.btn-primary{width:100%;padding:14px 20px;border-radius:12px;border:1px solid var(--cyan-primary);background:linear-gradient(135deg,#00f0ff,#06b6d4);color:#041019;font-size:1rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;cursor:pointer;box-shadow:0 6px 20px #00f0ff59;transition:transform .15s ease,box-shadow .15s ease,filter .15s ease;margin-bottom:10px}.btn-primary:hover{transform:translateY(-1px);box-shadow:0 8px 25px #00f0ff80;filter:brightness(1.06)}.btn-primary:active{transform:translateY(1px)}.btn-secondary{width:100%;padding:11px 16px;border-radius:11px;border:1px solid rgba(148,163,184,.3);background:#1e293ba6;color:var(--text-main);font-size:.9rem;font-weight:600;cursor:pointer;transition:all .16s ease;margin-bottom:8px}.btn-secondary:hover{border-color:var(--cyan-primary);background:#00f0ff1f}.btn-hud{padding:7px 12px;border-radius:9px;border:1px solid rgba(0,240,255,.3);background:#0f172abf;color:var(--text-main);font-size:.8rem;font-weight:600;cursor:pointer;transition:all .15s ease}.btn-hud:hover{border-color:var(--cyan-primary);background:#00f0ff26}.controls-guide{margin-top:16px;padding-top:14px;border-top:1px solid rgba(148,163,184,.15);display:grid;grid-template-columns:repeat(2,1fr);gap:8px;text-align:left;font-size:.76rem;color:var(--text-muted)}.control-row{display:flex;align-items:center;justify-content:space-between;background:#0f172a80;padding:6px 10px;border-radius:8px}.key-badge{font-family:var(--font-mono);font-size:.7rem;color:var(--cyan-primary);background:#00f0ff1a;border:1px solid rgba(0,240,255,.25);padding:2px 6px;border-radius:5px}.ready-pill{padding:14px 28px;border-radius:999px;background:#0b1324e6;border:1px solid var(--cyan-primary);box-shadow:0 0 30px #00f0ff59;text-align:center}.ready-pill h2{font-size:1.4rem;letter-spacing:.2em;color:var(--cyan-primary);margin-bottom:4px}.ready-pill p{font-size:.8rem;color:var(--text-muted)}.score-summary-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:18px 0}.score-box{background:#0f172abf;border:1px solid rgba(148,163,184,.2);border-radius:12px;padding:12px}.score-box .label{font-size:.72rem;text-transform:uppercase;letter-spacing:.12em;color:var(--text-muted)}.score-box .val{font-family:var(--font-mono);font-size:1.65rem;font-weight:800;color:var(--cyan-primary);margin-top:4px}.new-record-badge{display:inline-block;margin-bottom:12px;padding:5px 14px;border-radius:999px;background:#ff2a852e;border:1px solid var(--pink-food);color:#ff85b3;font-size:.76rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase;box-shadow:0 0 16px #ff2a8559}.gameover-reason{font-size:.85rem;color:var(--text-muted);margin-bottom:6px}.mobile-controls{position:absolute;bottom:20px;left:50%;transform:translate(-50%);z-index:15;display:none}.dpad-grid{display:grid;grid-template-columns:repeat(3,62px);grid-template-rows:repeat(2,58px);gap:8px;justify-items:center;align-items:center}.dpad-btn{width:62px;height:58px;border-radius:14px;border:1px solid var(--border-cyan);background:#0b1324d9;color:var(--cyan-primary);font-size:1.35rem;font-weight:800;display:flex;align-items:center;justify-content:center;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);box-shadow:0 6px 16px #00000073;cursor:pointer;touch-action:manipulation}.dpad-btn:active,.dpad-btn.active-press{background:#00f0ff47;border-color:var(--cyan-primary);transform:scale(.95)}.dpad-up{grid-column:2;grid-row:1}.dpad-left{grid-column:1;grid-row:2}.dpad-down{grid-column:2;grid-row:2}.dpad-right{grid-column:3;grid-row:2}@media (max-width: 860px),(pointer: coarse){.mobile-controls{display:block}.hud-bar{top:10px;padding:8px 12px}.stat-value{font-size:1rem}.controls-guide{grid-template-columns:1fr}}