:root{--bg: #0d0704;--panel: rgba(18, 12, 8, .92);--panel-border: rgba(255, 255, 255, .08);--text: #f2e9e1;--text-dim: #9b8f85;--accent: #00ff44;--accent-dark: #00b530;--juice: #d4ff5e;--danger: #ff5555;--gold: #ffd700;font-family:Trebuchet MS,Segoe UI,system-ui,sans-serif}*{margin:0;padding:0;box-sizing:border-box}html,body{height:100%;overflow:hidden;background:var(--bg);color:var(--text);-webkit-user-select:none;user-select:none}#gameCanvas{position:fixed;inset:0;display:block;touch-action:none}#ui{position:fixed;inset:0;pointer-events:none}#ui button,#ui input,#ui .screen{pointer-events:auto}.hidden{display:none!important}.screen{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:var(--panel);border:1px solid var(--panel-border);border-radius:16px;padding:32px 40px;text-align:center;min-width:340px;max-width:min(92vw,560px);max-height:88vh;overflow-y:auto;box-shadow:0 20px 60px #000000b3;backdrop-filter:blur(6px)}.screen.wide{max-width:min(94vw,680px)}.title{font-size:clamp(36px,6vw,58px);letter-spacing:4px;text-shadow:0 0 18px rgba(0,255,68,.45),0 4px 0 rgba(0,0,0,.6)}.title-2{color:var(--accent);text-shadow:0 0 24px var(--accent)}.tagline{color:var(--text-dim);font-style:italic;margin:6px 0 26px}h2{font-size:30px;margin-bottom:12px;letter-spacing:2px}h3{margin:18px 0 10px;color:var(--text-dim);letter-spacing:1px}.btn{display:block;width:100%;padding:13px 24px;margin:8px 0;font-size:17px;font-weight:700;letter-spacing:1px;color:var(--text);background:#ffffff0f;border:1px solid var(--panel-border);border-radius:10px;cursor:pointer;transition:transform .08s ease,background .15s ease,border-color .15s ease}.btn:hover{background:#ffffff1f;border-color:#ffffff40;transform:translateY(-1px)}.btn:active{transform:translateY(1px)}.btn.primary{background:linear-gradient(180deg,var(--accent),var(--accent-dark));color:#04140a;border:none;font-size:20px;box-shadow:0 4px 18px #00ff4459}.btn.primary:hover{filter:brightness(1.1)}.btn.small{font-size:14px;padding:9px 14px}.btn.back{margin-top:18px}.btn-row{display:flex;gap:8px}.btn-row .btn{flex:1}.btn-sub{display:block;font-size:11px;font-weight:400;color:var(--text-dim);margin-top:3px}.menu-buttons{margin:10px 0}.menu-footer{margin-top:18px;font-size:12px;color:var(--text-dim)}.menu-footer .sep{margin:0 8px;opacity:.4}.conn-dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:5px;background:var(--danger)}.conn-dot.online{background:var(--accent);box-shadow:0 0 6px var(--accent)}#namePanel{margin-top:14px;padding-top:14px;border-top:1px solid var(--panel-border)}#nameForm{display:flex;gap:8px}#nameForm .btn{width:auto;margin:0}#nameInput{flex:1;padding:10px 14px;font-size:15px;color:var(--text);background:#0006;border:1px solid var(--panel-border);border-radius:10px;outline:none}#nameInput:focus{border-color:var(--accent)}#nameStatus{min-height:18px;margin-top:6px;font-size:12px;color:var(--danger)}#nameStatus.ok{color:var(--accent)}#nameClaimed{font-size:15px;color:var(--text-dim);margin-bottom:4px}#nameClaimed strong{color:var(--accent)}#hud{position:absolute;inset:0;pointer-events:none}#hudScore{position:absolute;top:4vh;left:50%;transform:translate(-50%);font-size:64px;font-weight:700;text-shadow:0 3px 0 rgba(0,0,0,.8),0 0 22px rgba(0,0,0,.5)}#hudCombo{position:absolute;top:calc(4vh + 74px);left:50%;transform:translate(-50%);font-size:19px;font-weight:700;color:#7fff8f;text-shadow:0 2px 0 rgba(0,0,0,.8)}#hudCombo.fever{color:var(--gold);animation:pulse .5s infinite alternate}#hudDimension{position:absolute;top:12px;left:14px;font-size:13px;letter-spacing:2px;text-transform:uppercase;color:var(--text-dim);text-shadow:0 2px 0 rgba(0,0,0,.8)}#hudJuice{position:absolute;top:12px;right:14px;display:flex;align-items:center;gap:6px;font-size:19px;font-weight:700;color:var(--juice);text-shadow:0 2px 0 rgba(0,0,0,.8)}#hudPowerups{position:absolute;bottom:4vh;left:50%;transform:translate(-50%);display:flex;gap:10px}.powerup-chip{position:relative;width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;color:#1a1a2e;box-shadow:0 2px 10px #0009;overflow:hidden}.powerup-chip .fill{position:absolute;left:0;bottom:0;width:100%;background:#00000059}.powerup-chip span{position:relative}.juice-drop{display:inline-block;width:14px;height:16px;background:var(--juice);border-radius:50% 50% 55% 55%/40% 40% 65% 65%;transform:rotate(2deg)}.result-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:16px 0}.result-cell{background:#0000004d;border-radius:10px;padding:12px;display:flex;flex-direction:column}.result-cell span:last-child{font-size:26px;font-weight:700}.result-label{font-size:11px;text-transform:uppercase;letter-spacing:2px;color:var(--text-dim)}#newBestBanner{margin:6px 0 10px;font-size:20px;font-weight:700;color:var(--gold);animation:pulse .6s infinite alternate}#medalRow{margin:8px 0}#medalBadge{display:inline-block;padding:6px 18px;border-radius:20px;font-weight:700;letter-spacing:2px;background:#ffffff14;border:1px solid var(--panel-border)}#medalBadge.Bronze{color:#cd7f32;border-color:#cd7f32}#medalBadge.Silver{color:silver;border-color:silver}#medalBadge.Gold{color:var(--gold);border-color:var(--gold);box-shadow:0 0 14px #ffd7004d}#medalBadge.Platinum{color:#7fffd4;border-color:#7fffd4;box-shadow:0 0 18px #7fffd466}#unlockList{margin:6px 0}.unlock-item{font-size:13px;color:var(--gold);margin:2px 0}#gameOverMessage{color:var(--text-dim);margin-bottom:8px}.shop-header{display:flex;align-items:center;justify-content:center;gap:24px;margin-bottom:14px}#shopPreview{background:#00000059;border-radius:12px;border:1px solid var(--panel-border)}#shopBalance{display:flex;align-items:center;gap:8px;font-size:20px;font-weight:700;color:var(--juice)}.shop-tabs{display:flex;gap:6px;justify-content:center;margin-bottom:14px}.tab{padding:8px 18px;font-size:14px;font-weight:700;color:var(--text-dim);background:transparent;border:1px solid var(--panel-border);border-radius:20px;cursor:pointer}.tab.active{color:var(--accent);border-color:var(--accent)}#shopGrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:10px}.shop-item{background:#0000004d;border:1px solid var(--panel-border);border-radius:10px;padding:12px;display:flex;flex-direction:column;gap:6px;align-items:center}.shop-item.equipped{border-color:var(--accent);box-shadow:0 0 10px #0f43}.shop-item .item-name{font-size:14px;font-weight:700}.shop-item .item-price{font-size:12px;color:var(--juice)}.shop-item .btn{margin:0;padding:6px 10px;font-size:12px}#boardList{list-style:none;text-align:left;margin:6px 0}#boardList li{display:flex;justify-content:space-between;padding:8px 14px;border-radius:8px;font-size:16px}#boardList li:nth-child(odd){background:#ffffff0a}#boardList li .rank{color:var(--text-dim);width:30px;display:inline-block}#boardList li:first-child .rank,#boardList li:first-child .board-name{color:var(--gold);font-weight:700}#boardList li .board-score{font-weight:700}#boardEmpty{color:var(--text-dim);padding:20px}#statsGrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:8px}.stat-cell{background:#0000004d;border-radius:8px;padding:10px}.stat-cell .stat-value{font-size:22px;font-weight:700;display:block}.stat-cell .stat-label{font-size:10px;text-transform:uppercase;letter-spacing:1px;color:var(--text-dim)}#achievementsGrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:8px;text-align:left}.achievement{background:#0000004d;border-radius:8px;padding:10px;border-left:3px solid var(--text-dim);opacity:.45}.achievement.unlocked{opacity:1;border-left-color:var(--gold)}.achievement .ach-name{font-weight:700;font-size:13px}.achievement .ach-desc{font-size:11px;color:var(--text-dim)}.setting-row{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:10px 0;border-bottom:1px solid var(--panel-border)}.setting-row label{font-size:15px}.setting-row input[type=range]{width:160px;accent-color:var(--accent)}.setting-row input[type=checkbox]{width:20px;height:20px;accent-color:var(--accent)}#musicToast{position:absolute;bottom:24px;left:24px;display:flex;align-items:center;gap:10px;background:var(--panel);border:1px solid var(--panel-border);border-radius:10px;padding:10px 16px;font-size:13px;animation:slide-in .3s ease}.music-note:before{content:"♫";color:var(--accent);font-size:16px}#toastContainer{position:absolute;top:20px;right:20px;display:flex;flex-direction:column;gap:8px;align-items:flex-end}.toast{background:var(--panel);border:1px solid var(--gold);border-radius:10px;padding:12px 18px;font-size:14px;animation:slide-in .3s ease;max-width:300px}.toast .toast-title{font-weight:700;color:var(--gold)}.toast .toast-desc{font-size:12px;color:var(--text-dim)}@keyframes slide-in{0%{transform:translate(30px);opacity:0}to{transform:translate(0);opacity:1}}@keyframes pulse{0%{transform:translate(-50%) scale(1)}to{transform:translate(-50%) scale(1.08)}}#newBestBanner{animation-name:pulse-simple}@keyframes pulse-simple{0%{transform:scale(1)}to{transform:scale(1.06)}}@media(max-width:600px){.screen{padding:20px;min-width:300px}#hudScore{font-size:44px}}