:root{--echo-1: #00f0ff;--echo-2: #d946ef;--echo-3: #f59e0b;--echo-4: #10b981;--gold: #f4b13c;--cyan: #39d6c4;--bg-dark: #0a0a1a;--panel-bg: rgba(10, 10, 30, .88);--text: #e8e8f0;--text-dim: #8888aa;--radius: 12px;--font: "Segoe UI", system-ui, -apple-system, sans-serif;--mono: "Courier New", monospace}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{width:100%;height:100%;overflow:hidden;background:var(--bg-dark);font-family:var(--font);color:var(--text)}.app-shell{position:relative;width:100%;height:100%;display:flex;align-items:center;justify-content:center}.game-container{width:100%;height:100%;position:absolute;top:0;left:0}.hud-root{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:10}.hud-root>*{pointer-events:auto}.menu-screen{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;background:radial-gradient(ellipse at center,#0a0a28eb,#050514fa);overflow-y:auto;padding:20px}.menu-inner{max-width:680px;width:100%;text-align:center;padding:48px 24px 24px}.menu-kicker{font-size:11px;letter-spacing:3px;color:var(--cyan);text-transform:uppercase;margin-top:0;margin-bottom:14px}.menu-title{font-size:clamp(36px,8vw,64px);font-weight:900;letter-spacing:2px;background:linear-gradient(135deg,var(--cyan),var(--gold));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-top:0;margin-bottom:10px;line-height:1.15}.menu-subtitle{font-size:clamp(14px,3vw,20px);color:var(--text-dim);font-weight:400;margin-bottom:16px}.menu-tagline{font-size:14px;color:var(--text-dim);line-height:1.6;margin-bottom:24px;max-width:520px;margin-inline:auto}.menu-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-bottom:28px}.menu-hint{font-size:12px;color:var(--text-dim);margin-top:20px;opacity:.7}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:14px 28px;border:none;border-radius:var(--radius);font-size:15px;font-weight:700;cursor:pointer;transition:transform .15s,box-shadow .15s;min-height:56px;min-width:120px}.btn:hover{transform:translateY(-2px)}.btn:active{transform:translateY(0)}.btn-primary{background:linear-gradient(135deg,var(--cyan),#1a8a7a);color:#fff;box-shadow:0 4px 20px #39d6c44d}.btn-gold{background:linear-gradient(135deg,var(--gold),#c98a20);color:#1a1a2e;box-shadow:0 4px 20px #f4b13c4d}.btn-violet{background:linear-gradient(135deg,#7c3aed,#5b21b6);color:#fff}.btn-ghost{background:#ffffff14;color:var(--text);border:1px solid rgba(255,255,255,.15)}.region-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:10px;margin-top:16px}.region-cell{display:flex;flex-direction:column;align-items:flex-start;padding:12px 14px;border-radius:var(--radius);border:1px solid rgba(255,255,255,.1);background:#ffffff0a;cursor:pointer;transition:all .2s;text-align:left;min-height:72px}.region-cell.is-unlocked:hover{background:#39d6c41a;border-color:var(--cyan)}.region-cell.is-locked{opacity:.4;cursor:not-allowed}.region-cell.is-current{border-color:var(--gold);box-shadow:0 0 12px #f4b13c33}.region-num{font-size:18px;font-weight:900;color:var(--cyan);margin-bottom:2px}.region-cell.is-current .region-num{color:var(--gold)}.region-name{font-size:13px;font-weight:600;color:var(--text)}.region-lore{font-size:11px;color:var(--text-dim);margin-top:2px}.hud-top-bar{position:absolute;top:0;left:0;right:0;display:flex;align-items:center;justify-content:space-between;padding:10px 16px;padding-top:max(10px,env(safe-area-inset-top));background:linear-gradient(180deg,rgba(5,5,20,.8) 0%,transparent 100%);gap:12px;flex-wrap:wrap}.hud-timer-wrap{display:flex;align-items:center;gap:10px;flex:1;min-width:200px}.hud-timer-bar{flex:1;max-width:260px;height:8px;background:#ffffff1a;border-radius:4px;overflow:hidden}.hud-timer-fill{height:100%;border-radius:4px;background:linear-gradient(90deg,var(--cyan),var(--gold));transition:width .1s linear}.hud-timer-fill.is-alert{background:linear-gradient(90deg,#ef4444,#f97316)}.hud-timer-text{font-size:16px;font-weight:700;font-family:var(--mono);color:var(--text);min-width:36px}.hud-timer-text.is-alert{color:#ef4444}.hud-echo-badge{display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:600;color:var(--cyan);background:#39d6c41a;padding:4px 10px;border-radius:20px;border:1px solid rgba(57,214,196,.3)}.hud-echo-dot{width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 6px var(--cyan)}.hud-echo-slots{display:flex;gap:6px;align-items:center}.echo-slot{width:22px;height:22px;border-radius:50%;border:2px solid rgba(255,255,255,.2);display:flex;align-items:center;justify-content:center;font-size:9px;font-weight:700;transition:all .3s}.echo-slot.active-0{border-color:var(--echo-1);color:var(--echo-1);box-shadow:0 0 8px var(--echo-1);background:#00f0ff1a}.echo-slot.active-1{border-color:var(--echo-2);color:var(--echo-2);box-shadow:0 0 8px var(--echo-2);background:#d946ef1a}.echo-slot.active-2{border-color:var(--echo-3);color:var(--echo-3);box-shadow:0 0 8px var(--echo-3);background:#f59e0b1a}.echo-slot.active-3{border-color:var(--echo-4);color:var(--echo-4);box-shadow:0 0 8px var(--echo-4);background:#10b9811a}.echo-slot.empty{opacity:.4}.hud-top-actions{display:flex;gap:8px;align-items:center;flex-shrink:0}.hud-btn{display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;padding:8px 12px;border:1px solid rgba(255,255,255,.15);border-radius:10px;background:#0a0a1eb3;color:var(--text);cursor:pointer;font-size:10px;font-weight:600;transition:all .15s;min-width:48px;min-height:48px;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.hud-btn:hover{background:#39d6c426;border-color:var(--cyan)}.hud-btn:active{transform:scale(.95)}.hud-btn-icon{font-size:18px;line-height:1}.hud-btn-label{font-size:9px;letter-spacing:.5px}.hud-btn-rewind{border-color:#39d6c466;color:var(--cyan)}.hud-btn-reset{border-color:#f4b13c4d;color:var(--gold)}.hud-slice-msg{position:absolute;top:70px;left:50%;transform:translate(-50%);padding:10px 20px;border-radius:24px;background:#39d6c426;border:1px solid rgba(57,214,196,.4);color:var(--cyan);font-size:13px;font-weight:600;animation:fadeInDown .3s ease;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);white-space:nowrap}@keyframes fadeInDown{0%{opacity:0;transform:translate(-50%) translateY(-10px)}to{opacity:1;transform:translate(-50%) translateY(0)}}.hud-bottom-controls{position:absolute;bottom:0;left:0;right:0;display:flex;justify-content:space-between;align-items:flex-end;padding:16px 20px;padding-bottom:max(16px,env(safe-area-inset-bottom));pointer-events:none}.hud-bottom-controls>*{pointer-events:auto}.hud-dpad{display:flex;gap:10px}.hud-actions{display:flex;gap:10px;align-items:flex-end}.hud-btn-move{width:60px;height:60px;border-radius:50%;font-size:24px;padding:0}.hud-btn-jump{width:68px;height:68px;border-radius:50%;border-color:#39d6c480;color:var(--cyan);font-size:22px}.hud-btn-interact{width:56px;height:56px;border-radius:50%;border-color:#f4b13c66;color:var(--gold)}.overlay-screen{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;background:#050514d9;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);padding:20px;animation:fadeIn .25s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.glass-panel{background:var(--panel-bg);border:1px solid rgba(255,255,255,.1);border-radius:16px;padding:28px;max-width:480px;width:100%;text-align:center;box-shadow:0 20px 60px #00000080;max-height:85vh;overflow-y:auto}.panel-title{font-size:24px;font-weight:800;margin-bottom:16px;color:var(--text)}.panel-title.gold{color:var(--gold)}.panel-title.cyan{color:var(--cyan)}.panel-actions{display:flex;flex-direction:column;gap:10px;margin-top:20px}.complete-kicker{font-size:11px;letter-spacing:3px;color:var(--gold);text-transform:uppercase;margin-bottom:8px}.complete-region{font-size:16px;color:var(--text-dim);margin-bottom:16px}.complete-hint{font-size:11px;color:var(--text-dim);margin-top:16px;opacity:.6}.gameover-screen{background:radial-gradient(circle at 50% 40%,#3c080c8c,#08040adb)}.gameover-panel{border-color:#dc464673;box-shadow:0 0 48px #b41e2859,inset 0 0 32px #78141c40}.gameover-kicker{font-size:11px;letter-spacing:3px;color:#e0606a;text-transform:uppercase;margin-bottom:8px}.gameover-title{color:#ff5d66;text-shadow:0 0 18px rgba(220,50,60,.6)}.gameover-text{font-size:14px;color:var(--text-dim);line-height:1.5;max-width:320px;margin:0 auto 18px}.gameover-hint{font-size:11px;color:var(--text-dim);margin-top:16px;opacity:.6}.star-row{display:flex;gap:8px;justify-content:center;margin:12px 0}.star{font-size:28px;color:#ffffff26}.star.is-on{color:var(--gold);text-shadow:0 0 12px rgba(244,177,60,.5)}.stat-row{display:flex;justify-content:center;gap:24px;margin:16px 0}.stat{display:flex;flex-direction:column;align-items:center}.stat-val{font-size:20px;font-weight:800;color:var(--cyan)}.stat-lbl{font-size:11px;color:var(--text-dim);margin-top:2px}.finish-title{font-size:28px;font-weight:900;background:linear-gradient(135deg,var(--gold),var(--cyan));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:12px}.finish-text{font-size:14px;color:var(--text-dim);line-height:1.6;margin-bottom:20px}.guide-overlay{z-index:60}.guide-panel{max-width:520px}.guide-intro{font-size:13px;color:var(--text-dim);margin-bottom:20px;line-height:1.5}.guide-flow{display:flex;flex-direction:column;gap:4px}.guide-step{display:flex;align-items:flex-start;gap:14px;padding:12px;border-radius:10px;background:#ffffff08;text-align:left}.guide-step-icon{width:40px;height:40px;border-radius:50%;border:2px solid;display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0}.guide-step-body{flex:1}.guide-step-title{font-size:13px;font-weight:700;margin-bottom:4px}.guide-step-text{font-size:12px;color:var(--text-dim);line-height:1.5}.guide-arrow{text-align:center;color:var(--text-dim);font-size:16px}.guide-keys{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:16px;font-size:12px;color:var(--text-dim)}.guide-keys b{color:var(--cyan)}@media(max-width:600px){.menu-inner{padding:16px}.region-grid{grid-template-columns:repeat(2,1fr);gap:8px}.hud-top-bar{padding:8px 10px}.hud-top-actions{gap:4px}.hud-btn{padding:6px 8px;min-width:40px;min-height:40px}.hud-btn-label{display:none}.glass-panel{padding:20px;margin:12px}}@media(max-width:380px){.region-grid{grid-template-columns:1fr}.menu-title{font-size:32px}}