:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg:#06111f;--bg-2:#09172a;--panel:#040a1261;--panel-strong:#081628f0;--text:#f5fbff;--muted:#a7b9cc;--cyan:#55f0c5;--sky:#19d3ff;--gold:#fc6;--rose:#ff5f7a;--line:#a6e5ff38;--shadow:0 18px 50px #00000057;--panel-grad:linear-gradient(165deg, #09172af5, #040a12eb);--gate-line:#55f0c58c;--font-display:"Russo One", "Space Grotesk", system-ui, sans-serif;--font-body:"Space Grotesk", "Inter", system-ui, sans-serif;font-family:var(--font-body)}*{box-sizing:border-box}html,body,#app{background:var(--bg);width:100%;height:100%;margin:0;overflow:hidden}body{color:var(--text);-webkit-user-select:none;user-select:none}button{border:1px solid var(--line);color:var(--text);font-family:var(--font-display);letter-spacing:.06em;text-transform:uppercase;cursor:pointer;background:#0e2640e6;border-radius:8px;font-size:14px;font-weight:400;transition:transform .14s,border-color .14s,background .14s,box-shadow .14s}button:hover{background:#183f60f5;border-color:#55f0c5b8;transform:translateY(-1px)}button:focus-visible{outline:3px solid var(--gold);outline-offset:3px}.game-shell{background:radial-gradient(circle at 50% 50%, #19d3ff1a, transparent 34%), linear-gradient(145deg, var(--bg), #07182b 58%, #06111f);width:100%;min-width:320px;height:100%;min-height:320px;position:relative}.canvas-host{cursor:crosshair;position:absolute;inset:0;overflow:hidden}.snake-run-canvas{width:100%;height:100%;display:block}.hud-layer{pointer-events:none;z-index:3;position:absolute;inset:0}.hud-cluster,.hud-actions{pointer-events:auto;box-shadow:none;-webkit-backdrop-filter:none;backdrop-filter:none;text-shadow:0 2px 2px #000000b3,0 0 14px #00000094;background:0 0;border:0;position:absolute}.hud-cluster{min-width:104px;padding:0}.hud-score{opacity:.5;width:280px;height:37px;top:auto;bottom:4px;left:8px}.hud-status{opacity:.48;top:auto;bottom:48px;left:8px}.hud-label,.hud-subline{color:#f5fbffbd;letter-spacing:0;text-transform:uppercase;font-size:10px;font-weight:800;display:block}.hud-cluster strong{margin:2px 0 1px;font-size:18px;line-height:1;display:block}.hud-score strong{margin-right:10px;font-size:14px;display:inline}.hud-score .hud-label,.hud-score .hud-subline{text-transform:none;font-size:12px;line-height:1.5;display:inline}.hud-subline b{color:var(--text)}.hud-actions{opacity:.58;gap:6px;padding:0;display:flex;top:12px;left:12px}.hud-actions button{background:#040a126b;border-color:#a6e5ff40;width:36px;height:32px;padding:0;font-size:11px}.hud-actions button.is-active{border-color:var(--gold);background:#7a5216e0}.leaderboard{pointer-events:none;color:#fff;text-align:right;text-shadow:0 2px 2px #000000c2,0 0 14px #0009;width:220px;font-family:Arial,Helvetica Neue,Helvetica,sans-serif;position:absolute;top:5px;right:6px}.leaderboard-title{opacity:.5;margin-bottom:3px;font-size:21px;font-weight:800}.leaderboard ol{opacity:.68;margin:0;padding:0;font-size:12px;font-weight:700;line-height:1.5;list-style:none}.leaderboard li{grid-template-columns:minmax(0,1fr) 48px;gap:8px;display:grid}.leaderboard span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.leaderboard b{opacity:.8;font-weight:800}.leaderboard .is-player{color:#fff7b8;opacity:.98}.overlay{pointer-events:none;z-index:5;opacity:0;place-items:center;padding:32px;transition:opacity .18s,transform .18s;display:grid;position:absolute;inset:0;transform:scale(.985)}.overlay[hidden]{display:none}.overlay.is-visible{pointer-events:auto;opacity:1;transform:scale(1)}.overlay:before{content:"";background:radial-gradient(circle at 50% 40%,#55f0c51f,#0000 38%),#03080f80;position:absolute;inset:0}.overlay>*{position:relative}.overlay-loading,.overlay-pause{text-align:center}.overlay-loading img{filter:drop-shadow(0 18px 36px #55f0c52e);width:92px;height:92px;margin-bottom:14px}.overlay h1,.overlay h2{color:var(--text);font-family:var(--font-display);letter-spacing:.04em;text-transform:uppercase;text-shadow:0 0 24px #55f0c538;margin:0;font-size:clamp(46px,8vh,86px);line-height:.95}.overlay h2{letter-spacing:.06em;font-size:clamp(34px,6vh,60px)}.menu-actions{flex-wrap:wrap;justify-content:center;gap:12px;margin-top:24px;display:flex}.menu-actions button{min-width:154px;min-height:48px;padding:0 18px}.menu-actions button:first-child{background:linear-gradient(135deg,#177268f5,#104467f5);border-color:#55f0c5c7}.overlay-menu{padding:0;display:block}.overlay-menu:before{z-index:1;background:linear-gradient(90deg,#03080fd9 0%,#03080f85 36%,#03080f4d 100%);transition:opacity .62s}.menu-backdrop-static{z-index:0;background:var(--bg) url(/bg54.jpg) center / 512px repeat;filter:saturate(.8)brightness(.55);transition:opacity .62s;position:absolute;inset:0}.menu-panel{z-index:2;background:var(--panel-grad);border-right:1px solid var(--gate-line);text-align:left;flex-direction:column;justify-content:center;gap:26px;width:clamp(340px,30vw,420px);padding:clamp(20px,4vh,44px) clamp(22px,3vw,40px);transition:transform .62s cubic-bezier(.55,0,.3,1),opacity .48s;display:flex;position:absolute;inset:0 auto 0 0;box-shadow:12px 0 44px -18px #55f0c54d,0 0 80px #0006}.overlay-menu.is-exiting .menu-panel{opacity:.35;transform:translate(-108%)}.overlay-menu.is-exiting:before,.overlay-menu.is-exiting .menu-backdrop-static{opacity:0}.menu-brand{flex-direction:column;gap:18px;display:flex}.menu-brand img{filter:drop-shadow(0 12px 26px #55f0c538);width:56px;height:56px}.overlay-menu .menu-wordmark{letter-spacing:.02em;text-shadow:none;filter:drop-shadow(0 0 24px #55f0c540);margin:0;font-size:clamp(44px,7vh,72px);line-height:.92}.menu-wordmark span{background:linear-gradient(120deg, var(--cyan), var(--sky));-webkit-text-fill-color:transparent;color:#0000;-webkit-background-clip:text;background-clip:text;display:block}.overlay-menu .menu-start{width:100%;margin:0}.menu-foot{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;display:flex}.arena-chip{white-space:nowrap;border:1px solid var(--line);color:var(--muted);font-family:var(--font-body);letter-spacing:.04em;border-radius:999px;align-items:center;gap:8px;padding:7px 12px;font-size:12px;font-weight:500;display:inline-flex}.chip-dot{background:var(--muted);border-radius:50%;flex:none;width:8px;height:8px}.arena-chip[data-status=checking] .chip-dot{animation:1.2s ease-in-out infinite chip-pulse}.arena-chip[data-status=online]{color:var(--text);border-color:#55f0c573}.arena-chip[data-status=online] .chip-dot{background:var(--cyan);box-shadow:0 0 8px #55f0c5cc}@keyframes chip-pulse{0%,to{opacity:.35}50%{opacity:1}}.menu-stats{color:var(--muted);font-family:var(--font-body);letter-spacing:.14em;text-transform:uppercase;align-items:baseline;gap:7px;font-size:11px;font-weight:500;display:flex}.menu-stats b{color:var(--gold);font-family:var(--font-display);letter-spacing:.04em;font-size:16px;font-weight:400}@keyframes menu-rise{0%{opacity:0;transform:translateY(14px)}}.overlay-menu.is-visible .menu-brand img{animation:.36s cubic-bezier(.2,.7,.2,1) backwards menu-rise}.overlay-menu.is-visible .menu-wordmark span:first-child{animation:.36s cubic-bezier(.2,.7,.2,1) 60ms backwards menu-rise}.overlay-menu.is-visible .menu-wordmark span:nth-child(2){animation:.36s cubic-bezier(.2,.7,.2,1) .14s backwards menu-rise}.overlay-menu.is-visible .menu-start{animation:.36s cubic-bezier(.2,.7,.2,1) .22s backwards menu-rise}.overlay-menu.is-visible .menu-foot{animation:.36s cubic-bezier(.2,.7,.2,1) .3s backwards menu-rise}.game-shell.is-reduced-motion .overlay-menu *{animation:none!important}.game-shell.is-reduced-motion .menu-panel{transition:none}.menu-start{flex-direction:column;gap:12px;width:min(360px,86vw);margin:0 auto;display:flex}.menu-start input[data-name-input]{appearance:none;color:var(--text);font-family:var(--font-body);letter-spacing:.02em;text-align:center;background:#08162899;border:1px solid #a6e5ff47;border-radius:12px;padding:14px 16px;font-size:17px;font-weight:500;transition:border-color .14s,box-shadow .14s,background .14s}.menu-start input[data-name-input]::placeholder{color:#a7b9ccb3;letter-spacing:.02em;font-weight:400}.menu-start input[data-name-input]:hover{border-color:#55f0c573}.menu-start input[data-name-input]:focus-visible{border-color:var(--cyan);background:#081628c7;outline:none;box-shadow:0 0 0 3px #55f0c538}.menu-start-button{letter-spacing:.12em;background:linear-gradient(135deg,#177268f5,#104467f5);border-color:#55f0c5c7;justify-content:center;align-items:center;gap:10px;min-height:54px;padding:12px 24px;font-size:18px;display:inline-flex;box-shadow:0 0 24px #55f0c52e,inset 0 1px #ffffff14}.menu-start-button:hover{border-color:var(--cyan);transform:translateY(-1px);box-shadow:0 0 32px #55f0c552,inset 0 1px #ffffff1f}.menu-start-button:disabled{cursor:default}.menu-start-button:disabled:hover{border-color:#55f0c5c7;transform:none;box-shadow:0 0 24px #55f0c52e,inset 0 1px #ffffff14}.menu-start-button .btn-label{line-height:1.2}.menu-start-button.is-notice .btn-label{font-family:var(--font-body);letter-spacing:.04em;text-transform:none;font-size:14px;font-weight:500}.btn-spinner{flex:none;width:20px;height:20px;display:none}.menu-start-button.is-busy .btn-spinner{display:block}.btn-spinner ellipse{fill:none;stroke:var(--cyan);stroke-width:3px;stroke-linecap:round;stroke-dasharray:14 42.5;animation:1.1s linear infinite snake-flow-mini}@keyframes snake-flow-mini{0%{stroke-dashoffset:56.5px}to{stroke-dashoffset:0}}.menu-hint{color:var(--muted);font-family:var(--font-body);letter-spacing:.02em;margin:4px 0 0;font-size:13px;font-weight:400}.overlay-menu .menu-hint{text-align:center}.pause-card{background:var(--panel-grad);border:1px solid var(--line);border-left:2px solid var(--gate-line);box-shadow:var(--shadow);border-radius:14px;padding:30px 40px 34px}.game-shell--menu .hud-layer{opacity:0;transition:opacity .2s}.game-shell--menu .hud-layer .hud-cluster,.game-shell--menu .hud-layer .hud-actions{pointer-events:none}.snake-loader-stage{flex-direction:column;align-items:center;gap:22px;display:flex}.snake-loader{filter:drop-shadow(0 0 24px #55f0c552);width:clamp(200px,38vw,280px);height:auto}.snake-loader-track{fill:none;stroke:#55f0c51f;stroke-width:8px}.snake-loader-snake{fill:none;stroke-width:10px;stroke-linecap:round;stroke-dasharray:70 360;stroke-dashoffset:0;animation:2.6s linear infinite snake-flow}@keyframes snake-flow{0%{stroke-dashoffset:430px}to{stroke-dashoffset:0}}.snake-loader-status{font-family:var(--font-display);letter-spacing:.12em;text-transform:uppercase;color:var(--text);text-shadow:0 0 18px #55f0c552;margin:0;font-size:17px}.platform-ad-overlay{z-index:20;background:#000000b8;place-items:center;padding:24px;display:grid;position:fixed;inset:0}.platform-ad-card{border:1px solid var(--line);background:var(--panel-strong);width:min(420px,90vw);box-shadow:var(--shadow);border-radius:8px;padding:24px}.platform-ad-kicker{color:var(--gold);text-transform:uppercase;font-size:12px;font-weight:900}.platform-ad-card h2{margin:6px 0 8px}.platform-ad-card p{color:var(--muted);margin:0}.platform-ad-progress{background:#ffffff1f;border-radius:999px;height:8px;margin:18px 0;overflow:hidden}.platform-ad-progress span{background:var(--cyan);width:100%;height:100%;animation:1.5s linear forwards ad-progress;display:block}.platform-ad-close{width:100%;min-height:44px}.fatal-error{text-align:center;place-items:center;min-height:100%;padding:32px;display:grid}@keyframes ad-progress{0%{transform:translate(-100%)}to{transform:translate(0)}}@media (max-width:760px){.hud-cluster{min-width:118px;padding:10px 11px}.hud-cluster strong{font-size:24px}.hud-status{top:auto;bottom:72px}.hud-actions{top:12px;left:12px}.leaderboard{width:168px}.leaderboard-title{font-size:17px}.menu-panel{width:100%;padding:20px 22px calc(20px + env(safe-area-inset-bottom));border-right:0;border-top:1px solid var(--gate-line);justify-content:flex-start;gap:18px;inset:auto 0 0;box-shadow:0 -12px 44px -18px #55f0c54d}.overlay-menu:before{background:linear-gradient(#03080f52 0%,#03080f8c 55%,#03080fd9 100%)}.overlay-menu.is-exiting .menu-panel{transform:translateY(108%)}.menu-brand{flex-direction:row;align-items:center;gap:14px}.menu-brand img{width:44px;height:44px}.overlay-menu .menu-wordmark{font-size:clamp(34px,9vw,48px)}.menu-foot{flex-wrap:wrap}}@media (max-height:640px){.menu-panel{gap:14px;padding-top:16px;padding-bottom:16px}.menu-brand img{display:none}.overlay-menu .menu-wordmark{font-size:clamp(30px,8vh,44px)}.menu-start-button{min-height:48px}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important}}