@layer fonts{@font-face{font-family:Manrope;font-style:normal;font-weight:200 800;font-display:swap;src:url(/fonts/manrope-latin-wght-normal.woff2)format("woff2");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Manrope;font-style:normal;font-weight:200 800;font-display:swap;src:url(/fonts/manrope-cyrillic-wght-normal.woff2)format("woff2");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}}@layer base{:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;font-synthesis:none;-webkit-font-smoothing:antialiased;--page:#eaf0ff;--ink:#17274c;--muted:#526384;--accent:#514bdc;--glass-solid:#f0f4ff;--glass:#ffffff94;--glass-border:#ffffffdc;--edge:#fff;--board-bg:#cad5ee5c;--cell:#b8c8e638;--cell-edge:#ffffff52;--control:#ffffff72;--control-hover:#ffffffbf;--control-border:#9aaedc40;--shadow:0 28px 80px -28px #3d51a251, 0 5px 20px #718abe16;--panel-glow:#fff;--focus:#384ae2;--tile-ink:#132951;--track:#b9c8e366;--dialog-backdrop:#16254250;--orb-a:#afa3ff90;--orb-b:#7de5fb69;--orb-c:#ffd7f17a;--t2:#95dcff;--t4:#78e9c4;--t8:#bfa4ff;--t16:#ffa2d4;--t32:#ffb295;--t64:#ffe280;--t128:#53dce5;--t256:#88acff;--t512:#e7a0fa;--t1024:#ffb951;--t2048:#ffe063;--t-super:#d5b1ff;font-family:Manrope,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}}@supports (color:oklch(70% .1 240)){:root{--accent:oklch(52% .21 282);--t2:oklch(85% .105 232);--t4:oklch(85% .13 167);--t8:oklch(78% .14 297);--t16:oklch(81% .14 345)}}@media (prefers-color-scheme:dark){:root{--page:#090e22;--ink:#f1f5ff;--muted:#adb9d5;--accent:#b2aaff;--glass-solid:#202c48;--glass:#1f2c4670;--glass-border:#aec7ff2b;--edge:#d5e2ff34;--board-bg:#08112755;--cell:#91a9ea0b;--cell-edge:#aac6ff0c;--control:#c2d2ff0d;--control-hover:#c2d2ff21;--control-border:#a5c0ff24;--shadow:0 32px 90px -26px #000000a6, 0 2px 20px #040a1520;--panel-glow:#a5b6ff2a;--focus:#8fe1ff;--track:#8098cd24;--dialog-backdrop:#00071a90;--orb-a:#7547ff30;--orb-b:#0bcccf20;--orb-c:#e443a316}}*{box-sizing:border-box}body{background:var(--page);min-width:320px;min-height:100svh;color:var(--ink);margin:0}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit;color:inherit;cursor:pointer;touch-action:manipulation;border:0;transition:background-color .14s,opacity .14s}button:disabled{cursor:default;opacity:.48}a{color:inherit;text-underline-offset:3px}:focus-visible{outline:2px solid var(--focus);outline-offset:4px}svg{fill:none;stroke:currentColor;stroke-width:1.65px;stroke-linecap:round;stroke-linejoin:round;flex:none;width:20px;height:20px}.icon-sprite{width:0;height:0;position:absolute;overflow:hidden}strong{font-variant-numeric:tabular-nums;font-weight:800}}@layer layout{.ambient{pointer-events:none;z-index:-1;position:fixed;inset:0;overflow:hidden}.ambient:after{content:"";background-image:radial-gradient(var(--control-border) .6px, transparent .6px);opacity:.25;background-size:22px 22px;position:absolute;inset:0}.orb{border-radius:50%;width:80vw;max-width:1050px;height:80vw;max-height:1050px;position:absolute}.orb-one{background:radial-gradient(closest-side, var(--orb-a), transparent);top:-38%;left:-15%}.orb-two{background:radial-gradient(closest-side, var(--orb-b), transparent);bottom:-45%;right:-23%}.orb-three{background:radial-gradient(closest-side, var(--orb-c), transparent);top:5%;right:-25%}.app-shell{max-width:1120px;padding:env(safe-area-inset-top) max(28px, env(safe-area-inset-right)) env(safe-area-inset-bottom) max(28px, env(safe-area-inset-left));flex-direction:column;min-height:100svh;margin:auto;display:flex}.app-header{justify-content:space-between;align-items:center;gap:20px;padding:26px 0;display:flex}.brand{align-items:center;gap:12px;display:flex}.brand h1{letter-spacing:-1.8px;margin:0;font-size:26px;font-weight:800;line-height:1.1}.brand-period{color:var(--accent)}.brand p{letter-spacing:.25px;color:var(--muted);margin:5px 0 0;font-size:10px;font-weight:600}.brand-icon{grid-template:repeat(2,1fr)/repeat(2,1fr);gap:4px;width:38px;height:38px;display:grid;transform:rotate(-9deg)}.brand-icon i{background:linear-gradient(140deg,#b7ebff,#72b6fc);border-radius:5px;box-shadow:inset 0 1px #ffffffb0}.brand-icon i:nth-child(2){background:linear-gradient(140deg,#a1f0e1,#61d8bf)}.brand-icon i:nth-child(3){background:linear-gradient(140deg,#d6c3ff,#a585f4)}.brand-icon i:nth-child(4){background:linear-gradient(140deg,#ffd1e7,#f499c7)}.header-actions{align-items:center;gap:9px;display:flex}.mode-tag{color:var(--muted);align-items:center;gap:8px;margin-right:12px;font-size:11px;font-weight:600;display:flex}.mode-tag i,.live-dot{background:#29bcaa;border-radius:50%;width:5px;height:5px;box-shadow:0 0 7px #29bcaa36}.mode-tag b{opacity:.7;margin-left:2px;font-size:10px;font-weight:600}.stage{flex-direction:column;flex:1;justify-content:center;align-items:center;padding:22px 0 16px;display:flex}.game-shell{border:1px solid var(--glass-border);background:var(--glass-solid);width:min(100%,526px,max(240px,100svh - 326px) + 44px);box-shadow:var(--shadow), inset 0 1px 0 var(--edge);border-radius:30px;padding:22px;position:relative;container:game/inline-size}@supports ((-webkit-backdrop-filter:blur(20px)) or (backdrop-filter:blur(20px))){.game-shell{background:var(--glass);-webkit-backdrop-filter:blur(28px)saturate(1.35);backdrop-filter:blur(28px)saturate(1.35)}}.below-game{flex-direction:column;align-items:center;gap:4px;padding-top:14px;display:flex}.control-hint{color:var(--muted);margin:0;font-size:11px}.app-footer{color:var(--muted);justify-content:space-between;align-items:center;gap:15px;padding:14px 0 22px;font-size:10px;display:flex}.save-note{align-items:center;gap:6px;display:flex}.save-note svg{width:14px;height:14px}.credit a{text-decoration:none}.credit-dot{padding:0 7px}}@layer components{.icon-button{border:1px solid var(--control-border);background:var(--control);border-radius:14px;place-items:center;width:44px;height:44px;display:grid}.scorebar{grid-template-columns:minmax(0,1fr) minmax(0,1fr) auto;align-items:center;gap:15px;margin:1px 2px 21px;display:grid}.overline{text-transform:uppercase;letter-spacing:1.65px;color:var(--muted);align-items:center;gap:5px;font-size:9px;font-weight:700;display:flex}.overline svg{width:12px;height:12px}.score-line{display:flex;position:relative}#score{font-size:var(--score-font,35px);letter-spacing:-1.6px;line-height:1.3}#best{font-size:var(--score-font,27px);letter-spacing:-1px;line-height:1.55;display:block}#score-add{pointer-events:none;color:var(--accent);opacity:0;font-size:14px;font-weight:800;position:absolute;top:5px;right:0}.goal-badge{border:1px solid var(--control-border);background:var(--control);border-radius:14px;align-items:center;gap:8px;padding:10px 12px;display:flex}.goal-badge svg{color:var(--accent);width:21px;height:21px}.goal-badge small{color:var(--muted);font-size:9px;font-weight:600;display:block}.goal-badge strong{letter-spacing:-.5px;font-size:16px;line-height:1.3;display:block}.board{--gap:10px;aspect-ratio:1;width:100%;padding:var(--gap);background:var(--board-bg);box-shadow:inset 0 1px 3px #1526440b, 0 1px 0 var(--edge);touch-action:none;-webkit-user-select:none;user-select:none;outline-offset:5px;border-radius:21px;align-self:start;position:relative}.board:focus:not(:focus-visible){outline:none}.cells{inset:var(--gap);gap:var(--gap);grid-template:repeat(4,1fr)/repeat(4,1fr);display:grid;position:absolute}.grid-row{display:contents}.cell{background:var(--cell);border:1px solid var(--cell-edge);border-radius:13px}.tiles{inset:var(--gap);pointer-events:none;position:absolute}.tile{width:calc((100% - 3 * var(--gap)) / 4);height:calc((100% - 3 * var(--gap)) / 4);transform:translate(calc(var(--col) * (100% + var(--gap))), calc(var(--row) * (100% + var(--gap))));--tile:var(--t-super);position:absolute;top:0;left:0}.tile-face{width:100%;height:100%;color:var(--tile-ink);background:var(--tile);background:linear-gradient(150deg, color-mix(in srgb, var(--tile) 76%, white), var(--tile) 55%, color-mix(in srgb, var(--tile) 86%, #4266ae));letter-spacing:-1.9px;font-variant-numeric:tabular-nums;border:1px solid #ffffff3d;border-radius:13px;place-items:center;font-size:clamp(24px,9.6cqi,47px);font-weight:800;line-height:1;display:grid;position:relative;box-shadow:inset 0 1px #fffc,inset 1px 0 #ffffff75,inset 0 -3px #09215712,0 5px 11px -5px #17275355}.tile-face:before{content:"";background:linear-gradient(90deg,#0000,#ffffffb8,#0000);height:2px;position:absolute;top:0;left:8%;right:8%}.tile[data-value="2"]{--tile:var(--t2)}.tile[data-value="4"]{--tile:var(--t4)}.tile[data-value="8"]{--tile:var(--t8)}.tile[data-value="16"]{--tile:var(--t16)}.tile[data-value="32"]{--tile:var(--t32)}.tile[data-value="64"]{--tile:var(--t64)}.tile[data-value="128"]{--tile:var(--t128)}.tile[data-value="256"]{--tile:var(--t256)}.tile[data-value="512"]{--tile:var(--t512)}.tile[data-value="1024"]{--tile:var(--t1024)}.tile[data-value="2048"]{--tile:var(--t2048)}.tile[data-digits="3"] .tile-face{letter-spacing:-1.3px;font-size:clamp(22px,8cqi,39px)}.tile[data-digits="4"] .tile-face{letter-spacing:-1px;font-size:clamp(18px,6.5cqi,32px)}.tile[data-digits="5"] .tile-face{letter-spacing:-.8px;font-size:clamp(15px,5.5cqi,26px)}#board-flash{pointer-events:none;border:2px solid var(--accent);border-radius:inherit;opacity:0;position:absolute;inset:0}.goal-progress{margin:17px 2px 18px}.progress-caption{color:var(--muted);flex-wrap:wrap;justify-content:space-between;gap:10px;margin-bottom:8px;font-size:10px;font-weight:600;display:flex}.progress-caption>span{align-items:center;gap:5px;display:flex}.live-dot{margin-right:2px}.progress-caption strong{color:var(--ink);white-space:nowrap;margin-left:auto;font-size:10px;font-weight:700}.goal-divider{color:var(--muted);font-weight:500}.progress-track{background:var(--track);border-radius:10px;height:4px;overflow:hidden}#progress-fill{border-radius:inherit;background:linear-gradient(90deg,#559cdf,#8a72e4,#bd8aef);width:0;height:100%}.game-actions{grid-template-columns:1fr 1.35fr;gap:10px;display:grid}.action-button{border:1px solid var(--control-border);background:var(--control);border-radius:14px;justify-content:center;align-items:center;gap:9px;min-height:50px;padding:11px 14px;font-size:12px;font-weight:750;display:flex}.action-button svg{width:18px;height:18px}.action-button.primary{color:#fff;background:linear-gradient(130deg,#7364e7,#5754d8 70%,#5c72e0);border-color:#aaa1ff70;box-shadow:inset 0 1px #ffffff40,0 6px 18px -7px #665ae99c}.direction-pad{gap:4px;display:flex}.direction-pad button{width:44px;height:44px;color:var(--muted);background:0 0;border-radius:12px;place-items:center;display:grid}.direction-pad svg{width:17px;height:17px}.arrow-left{transform:rotate(180deg)}.arrow-up{transform:rotate(-90deg)}.arrow-down{transform:rotate(90deg)}dialog{color:var(--ink);background:var(--glass-solid);border:1px solid var(--glass-border);box-shadow:var(--shadow), inset 0 1px 0 var(--edge);border-radius:28px;width:min(420px,100% - 32px);max-height:calc(100svh - 36px);padding:30px}@supports ((-webkit-backdrop-filter:blur(20px)) or (backdrop-filter:blur(20px))){dialog{background:color-mix(in srgb, var(--glass-solid) 92%, transparent);-webkit-backdrop-filter:blur(28px);backdrop-filter:blur(28px)}}dialog::backdrop{background:var(--dialog-backdrop);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.sheet-handle{display:none}.dialog-symbol{border:1px solid var(--control-border);width:44px;height:44px;color:var(--accent);background:var(--control);border-radius:14px;place-items:center;margin-bottom:17px;display:grid}.dialog-symbol svg{width:24px;height:24px}dialog h2{letter-spacing:-.9px;margin:0 0 15px;font-size:25px;font-weight:800;line-height:1.25}#dialog-body{color:var(--muted);font-size:13px;line-height:1.8}#dialog-body p{margin:0 0 12px}#dialog-actions{flex-wrap:wrap;gap:9px;margin-top:23px;display:flex}#dialog-actions button{flex:auto}.setting-row{border-bottom:1px solid var(--control-border);justify-content:space-between;align-items:center;gap:20px;padding:15px 0;display:flex}.setting-text strong{color:var(--ink);font-size:13px;display:block}.setting-text small{margin-top:4px;font-size:11px;line-height:1.6;display:block}.switch{background:0 0;place-items:center;min-width:52px;min-height:44px;padding:0;display:grid}.switch-track{background:var(--track);border:1px solid var(--control-border);border-radius:16px;width:44px;height:26px;display:block;position:relative;box-shadow:inset 0 1px 2px #10244718}.switch-track:after{content:"";background:var(--glass-solid);border-radius:50%;width:18px;height:18px;position:absolute;top:3px;left:3px;box-shadow:0 1px 4px #0002}.switch[aria-pressed=true] .switch-track{background:#7061dd;border-color:#9383ee}.switch[aria-pressed=true] .switch-track:after{background:#fff;transform:translate(18px)}.toast{bottom:max(25px, env(safe-area-inset-bottom));background:var(--glass-solid);border:1px solid var(--glass-border);box-shadow:var(--shadow);pointer-events:none;opacity:0;z-index:5;border-radius:16px;width:max-content;max-width:calc(100% - 32px);padding:12px 20px;font-size:12px;font-weight:700;position:fixed;left:50%;transform:translate(-50%)}@media (hover:hover){button:not(:disabled):hover{background-color:var(--control-hover)}.action-button.primary:hover{filter:brightness(1.07)}.credit a:hover{text-decoration:underline}}}@layer responsive{@container game (width<=370px){.scorebar{gap:9px;margin-bottom:16px}.overline{letter-spacing:1px;font-size:8px}#score{font-size:var(--score-font,29px)}#best{font-size:var(--score-font,23px)}.goal-badge{gap:6px;padding:8px}.goal-badge svg{width:17px;height:17px}.goal-badge strong{font-size:14px}.goal-badge small{font-size:8px}.board{--gap:8px;border-radius:17px}.cell,.tile-face{border-radius:10px}.action-button{gap:7px;padding:10px;font-size:11px}}@media (width<=600px){.app-shell{padding-left:max(16px, env(safe-area-inset-left));padding-right:max(16px, env(safe-area-inset-right))}.app-header{gap:10px;padding:20px 0 14px}.brand-icon{gap:3px;width:32px;height:32px}.brand{gap:9px}.brand h1{font-size:24px}.brand p{font-size:9px}.header-actions{gap:7px}.mode-tag{display:none}.icon-button{border-radius:13px}.stage{padding:12px 0 4px}.game-shell{border-radius:26px;width:min(100%,max(228px,100svh - 294px) + 34px);padding:16px}.below-game{padding-top:12px}.app-footer{flex-direction:column;gap:8px;padding:10px 0 18px;font-size:9px}dialog{margin:auto 10px max(10px, env(safe-area-inset-bottom));border-radius:26px;width:calc(100% - 20px);max-width:none;padding:22px}.sheet-handle{background:var(--track);border-radius:4px;width:32px;height:4px;margin:-9px auto 20px;display:block}}@media (width<=350px){.app-shell{padding-left:12px;padding-right:12px}.game-shell{padding:13px}.goal-badge svg{display:none}.goal-progress{margin:14px 0}}@media (height<=540px) and (width>=640px){.app-header{padding:10px 0}.brand p{display:none}.stage{padding:4px 0 10px}.game-shell{grid-template-columns:minmax(0,1fr) 240px;gap:12px 20px;width:min(100%,max(240px,100svh - 128px) + 290px);max-width:800px;padding:14px;display:grid}.board{grid-area:1/1/4}.scorebar{grid-column:2;align-self:center;margin:0}.goal-progress{grid-column:2;align-self:end;margin:0}.game-actions{grid-column:2;align-self:end}.below-game{flex-direction:row;gap:10px;padding-top:8px}.direction-pad,.app-footer{display:none}.mode-tag{display:flex}.tile-face{font-size:30px}.tile[data-digits="3"] .tile-face{font-size:24px}.tile[data-digits="4"] .tile-face{font-size:20px}.tile[data-digits="5"] .tile-face{font-size:17px}}}@layer accessibility{.sr-only{clip:rect(0,0,0,0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.skip-link{z-index:30;background:var(--glass-solid);border-radius:12px;padding:12px;position:fixed;top:-100px;left:15px}.skip-link:focus{top:15px}.noscript{background:var(--glass-solid);border-radius:14px;margin:0 10px;padding:15px;position:fixed;bottom:10px}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}@media (forced-colors:active){.tile-face{color:canvastext;border:2px solid canvastext}.board,.cell{border:1px solid canvastext}}}