:root{--background:#0b1020;--surface:#151e33;--text:#f4f7fb;--muted:#9baac1;--primary:#2dd4bf;--secondary:#60a5fa;--warning:#fbbf24;--danger:#fb7185;--border:#35425a;--inset-top:var(--safe-area-inset-top,env(safe-area-inset-top,0px));--inset-right:var(--safe-area-inset-right,env(safe-area-inset-right,0px));--inset-bottom:var(--safe-area-inset-bottom,env(safe-area-inset-bottom,0px));--inset-left:var(--safe-area-inset-left,env(safe-area-inset-left,0px))}*{box-sizing:border-box}html{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;background:var(--background);min-width:320px}body{color:var(--text);-webkit-font-smoothing:antialiased;margin:0;font:15px/1.5 Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}body:before{content:"";pointer-events:none;z-index:-1;background:radial-gradient(at 50% 6%,#2dd4bf0a,#0000 50%),radial-gradient(at 0 100%,#60a5fa07,#0000 55%);position:fixed;inset:0}button,input{font:inherit}button{cursor:pointer;color:inherit;touch-action:manipulation;-webkit-tap-highlight-color:transparent}button,input{border:1px solid #0000}button{transition:background .15s,border-color .15s,color .15s}button:focus-visible,input:focus-visible{outline:3px solid var(--secondary);outline-offset:4px}button:disabled{cursor:default;opacity:.6}svg{vertical-align:middle;flex-shrink:0}h1,h2,h3,p{margin:0}.app-shell{width:min(100%,554px);min-height:100dvh;padding:max(32px, var(--inset-top)) max(20px, var(--inset-right)) max(20px, var(--inset-bottom)) max(20px, var(--inset-left));margin:0 auto}.app-header{justify-content:space-between;align-items:center;gap:14px;margin-bottom:25px;display:flex}.brand{align-items:center;gap:11px;min-width:0;display:flex}.brand-mark{width:43px;height:43px;color:var(--primary);background:#2dd4bf0d;border:1px solid #2dd4bf55;border-radius:13px;place-items:center;font-size:36px;font-weight:400;line-height:1;display:grid}h1{letter-spacing:-1px;font-size:25px;font-weight:750;line-height:1.15}.brand p{color:var(--muted);letter-spacing:.45px;margin-top:5px;font-size:10px}nav{align-items:center;gap:7px;display:flex}.icon-button,.subtle-button{background:0 0;border-radius:12px;justify-content:center;align-items:center;gap:7px;min-height:44px;display:inline-flex}.icon-button{width:44px;color:var(--muted);flex-shrink:0}.subtle-button{padding:9px 12px;font-size:12px;font-weight:650}.ranking-button{border-color:var(--border)}.ranking-button svg{color:var(--warning);width:17px}.icon-button:hover,.subtle-button:hover{color:var(--text);background:#ffffff08;border-color:#ffffff20}.game-panel{background:linear-gradient(160deg,#172137,#11192b 68%);border:1px solid #30415d;border-radius:23px;padding:20px;box-shadow:0 16px 55px #00000035,inset 0 1px #ffffff04}.panel-topline{border-bottom:1px solid #ffffff09;justify-content:space-between;align-items:center;gap:8px;padding-bottom:18px;display:flex}.eyebrow{text-transform:uppercase;letter-spacing:1.4px;color:var(--muted);align-items:center;gap:7px;font-size:10px;display:inline-flex}.status-dot{background:var(--primary);border-radius:50%;flex:none;width:5px;height:5px;display:inline-block}.status-dot.live{box-shadow:0 0 10px #2dd4bf88}.score-label{color:var(--muted);align-items:baseline;gap:9px;font-size:10px;display:flex}.score-label strong{color:var(--primary);font-variant-numeric:tabular-nums;overflow-wrap:anywhere;max-width:150px;font-size:18px;line-height:1.1}.game-controls{grid-template-columns:1fr 1fr 1fr;align-items:center;gap:7px;min-height:132px;display:grid}.control-button{background:#1e2a40;border:1px solid #42536d;border-radius:12px;justify-content:center;align-items:center;gap:7px;min-height:45px;padding:9px 12px;font-size:12px;font-weight:650;display:inline-flex}.control-button svg{width:16px}.control-button:hover{background:#2a3952}.start-button{background:var(--primary);border-color:var(--primary);color:#092820}.start-button:hover{background:#70e8d7}.current-number{text-align:center}.small-label{color:var(--muted);letter-spacing:.5px;font-size:10px;display:block}.current-number strong{letter-spacing:-3px;color:var(--primary);text-shadow:0 0 35px #2dd4bf19;font-size:68px;font-weight:620;line-height:1.06;display:block}.control-right{flex-direction:column;justify-content:center;align-items:flex-end;display:flex}.restart{height:38px;min-height:38px;margin-top:-14px;margin-right:-6px}.timer{font-variant-numeric:tabular-nums;letter-spacing:-1px;justify-content:end;align-items:baseline;gap:4px;font-size:28px;font-weight:500;display:flex}.timer small{color:var(--muted);letter-spacing:0;font-size:11px}.timer.urgent{color:var(--danger)}.time-track{background:#29364a;border-radius:3px;height:3px;margin-bottom:21px;overflow:hidden}.time-track span{height:100%;transform:scaleX(var(--remaining));transform-origin:0;background:var(--primary);border-radius:inherit;display:block}.time-track.urgent span{background:var(--danger)}.board{grid-template-columns:repeat(5,minmax(0,1fr));gap:9px;display:grid}.column{min-width:0}.column-cells{grid-template-rows:repeat(4,1fr);gap:9px;display:grid}.cell{font-variant-numeric:tabular-nums;background:#0e1729;border:1px solid #27334a;border-radius:12px;place-items:center;width:100%;height:clamp(48px,13vw,74px);padding:3px;font-size:clamp(22px,5vw,32px);font-weight:650;line-height:1.05;display:grid;position:relative}.cell:not([aria-disabled=true]):hover{background:#19283e;border-color:#789ab7}.cell[aria-disabled=true]{cursor:default}.empty-dot{background:#34435c;border-radius:50%;width:3px;height:3px;display:block}.cell.occupied{color:#d9e9ff;background:#243550;border-color:#476085;box-shadow:inset 0 1px #ffffff06;container-type:inline-size}.cell.tone-medium{color:#acede2;background:#193d41;border-color:#34605f}.cell.tone-large{color:#ffdb83;background:#403728;border-color:#7a6943}.cell.best{border-color:var(--primary);box-shadow:inset 0 0 0 1px #2dd4bf33,0 0 15px #2dd4bf08}.cell.best:after{content:"";background:var(--primary);border-radius:50%;width:4px;height:4px;position:absolute;top:6px;right:6px}.cell span{max-width:100%}.cell .tile-value{font-size:min(1em, max(11px, calc(140cqi / var(--digits))));overflow-wrap:anywhere;letter-spacing:-.3px;line-height:1.05}.cell.concealed{color:#7a8ba7;background:repeating-linear-gradient(135deg,#172339,#172339 5px,#18253b 5px 6px);border-color:#30415d;font-size:24px}.column-key{background:#1c2a40;border-color:#3b4b64;border-radius:10px;justify-content:center;align-items:center;gap:10px;width:100%;min-height:45px;margin-top:13px;font-size:15px;font-weight:650;display:flex}.column-key:not([aria-disabled=true]):hover{border-color:var(--primary);color:var(--primary);background:#2dd4bf10}.column-key[aria-disabled=true]{cursor:default}.key-hint{color:var(--muted);font-size:9px;font-weight:400}.key-hint svg{width:12px;height:12px}.is-full .column-key{color:#fdadba;background:#342335;border-color:#6d4053}.is-full .key-hint{color:#fdadba}.is-full .cell{border-style:dashed}.is-full .cell.best{border-style:solid}.game-hint{text-align:center;color:var(--muted);min-height:35px;padding-top:17px;font-size:11px}.game-hint.notice{color:var(--warning)}.keyboard-hints{color:var(--muted);justify-content:space-between;gap:10px;padding:17px 6px;font-size:10px;display:flex}.keyboard-hints>span{align-items:center;gap:5px;display:flex}.keyboard-hints>span>span{margin-left:4px}kbd{font:inherit;border:1px solid #364359;border-radius:4px;padding:0 4px;line-height:18px}.app-footer{flex-direction:column;align-items:center;padding-top:11px;display:flex}.languages{gap:4px;display:flex}.languages button{letter-spacing:.5px;width:44px;height:44px;color:var(--muted);background:0 0;border-radius:9px;font-size:10px}.languages button:hover{color:var(--text);background:#ffffff07}.languages button[aria-pressed=true]{color:var(--primary);background:#2dd4bf0a;border-color:#2dd4bf35}.footer-caption{color:var(--muted);margin:8px 0 12px;font-size:10px}.install-button{color:#c4d0e3;background:0 0;border-radius:8px;align-items:center;gap:8px;min-height:44px;padding:8px 14px;font-size:11px;display:flex}.install-button svg{width:15px;height:15px}.install-button:hover{color:var(--primary);background:#ffffff06}.apk-button{color:var(--primary)}.apk-download{text-align:center;text-decoration:none}.apk-download:focus-visible{outline:3px solid var(--secondary);outline-offset:4px}.android-steps{color:#b2bed2;margin:20px 0 25px;padding-left:22px;font-size:14px}.android-steps li+li{margin-top:12px}.offline-status{color:var(--muted);align-items:center;gap:6px;min-height:14px;margin-top:8px;font-size:9px;display:flex}.offline-status .status-dot{width:4px;height:4px}.system-note{color:var(--muted);text-align:center;margin-top:12px;font-size:12px}.update-note{background:#142d30;border:1px solid #42675f;border-radius:12px;align-items:center;gap:10px;margin-top:15px;padding:12px;font-size:12px;display:flex}.update-note button{color:var(--primary);min-width:105px}.update-note button:disabled{color:var(--muted)}.pop{animation:.16s ease-out tile-pop}@keyframes tile-pop{0%{opacity:.5;transform:translateY(5px)scale(.87)}to{opacity:1;transform:translateY(0)scale(1)}}dialog{width:min(480px,100% - 24px);max-height:calc(100dvh - 32px);color:var(--text);background:#151e33;border:1px solid #40526c;border-radius:22px;margin:auto;padding:0;overflow:hidden auto;box-shadow:0 30px 120px #0009}dialog::backdrop{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#060b18cf}.dialog-inner{padding:29px}.dialog-close{position:absolute;top:12px;right:13px}h2{letter-spacing:-.7px;margin:9px 28px 6px 0;font-size:27px;font-weight:700;line-height:1.22}.dialog-eyebrow{color:var(--primary);letter-spacing:.3px;margin:10px 0 27px;font-size:11px}.dialog-subtitle{color:var(--muted);margin:11px 0 22px;font-size:12px}.rules{gap:20px;margin:0;padding:0;list-style:none;display:grid}.rules li{align-items:flex-start;gap:14px;display:flex}.step-number{color:var(--primary);letter-spacing:.5px;padding-top:3px;font-size:10px;font-weight:600}.rules h3{margin-bottom:4px;font-size:13px;font-weight:650}.rules p{color:#b2bed2;font-size:12px;line-height:1.65}.example{color:var(--muted);background:#0e1829;border:1px solid #2b3a51;border-radius:14px;flex-wrap:wrap;justify-content:center;align-items:center;gap:15px;margin:22px 0 16px;padding:15px 14px 10px;display:flex}.example-stack{gap:4px;display:grid}.example-stack span{color:#e3edfb;background:#263753;border:1px solid #49627e;border-radius:5px;place-items:center;width:35px;height:27px;font-size:13px;display:grid}.example-incoming{color:var(--primary);font-size:27px}.example-result{border:1px solid var(--primary);width:57px;height:57px;color:var(--primary);background:#173834;border-radius:10px;place-items:center;font-size:27px;font-weight:650;display:grid}.example p{text-align:center;flex-basis:100%;padding-top:2px;font-size:10px}.help-note{color:var(--muted);margin-bottom:20px;font-size:11px;line-height:1.6}.primary-button{background:var(--primary);color:#082b26;border-color:var(--primary);border-radius:12px;justify-content:center;align-items:center;gap:14px;min-height:48px;font-size:13px;font-weight:700;display:flex}.primary-button:hover{background:#73e9d8;border-color:#73e9d8}.full-width{width:100%}.live-warning{color:#ffe19b;background:#352e21;border:1px solid #816530;border-radius:10px;justify-content:space-between;align-items:center;gap:8px;margin-top:15px;padding:8px 10px;font-size:11px;display:flex}.live-warning>span{align-items:center;gap:8px;display:flex}.live-warning button{color:#ffe19b;background:#514020;border-radius:8px;align-items:center;gap:5px;min-height:38px;padding:5px 10px;display:flex}.live-warning svg{width:14px}.paused-warning{color:var(--primary);margin:15px 0;font-size:11px}.ranking{border-collapse:collapse;table-layout:fixed;width:100%;margin-bottom:20px;font-size:13px}.ranking th{color:var(--muted);text-align:left;padding-bottom:10px;font-size:10px;font-weight:500}.ranking td{overflow-wrap:anywhere;border-top:1px solid #2c3a51;padding:11px 0}.ranking th:first-child,.ranking td:first-child{width:32px;color:var(--muted);font-size:11px}.ranking th:last-child,.ranking td:last-child{text-align:right;width:90px}.ranking td:last-child{font-variant-numeric:tabular-nums;color:var(--primary);font-weight:700}.ranking tr:first-child td:first-child{color:var(--warning)}.empty-ranking{text-align:center;padding:30px 0 45px}.empty-ranking svg{width:40px;height:40px;color:var(--warning);margin-bottom:14px}.empty-ranking h3{margin-bottom:8px;font-size:16px}.empty-ranking p{color:var(--muted);font-size:12px}.result-score{text-align:center;background:#112c31;border:1px solid #2f5959;border-radius:16px;margin-bottom:25px;padding:22px}.result-score span{color:#a6c3c1;font-size:12px;display:block}.result-score strong{color:var(--primary);overflow-wrap:anywhere;font-size:clamp(30px,10vw,58px);font-weight:650;line-height:1.25}label{margin-bottom:9px;font-size:12px;display:block}input{width:100%;min-height:48px;color:var(--text);background:#0d1627;border:1px solid #4b5e7b;border-radius:10px;padding:10px 13px;font-size:16px}.field-hint{color:var(--muted);margin:9px 0 22px;font-size:10px}.error{color:#ffb2be;margin:12px 0;font-size:12px}.text-button{color:var(--muted);background:0 0;border-radius:10px;min-height:44px;margin-top:8px;font-size:12px}.text-button:hover{color:var(--text);background:#ffffff05}.install-illustration{background:var(--primary);width:80px;height:80px;color:var(--background);border-radius:22px;place-items:center;margin:25px auto;font-size:62px;line-height:1;display:grid}.install-help{color:#b2bed2;margin-bottom:26px;font-size:13px;line-height:1.8}@media (max-width:400px){.app-shell{padding-left:max(12px, var(--inset-left));padding-right:max(12px, var(--inset-right));padding-top:max(20px, var(--inset-top))}.app-header{gap:5px;margin-bottom:19px}.brand{gap:8px}.brand-mark{border-radius:10px;width:36px;height:36px;font-size:30px}h1{font-size:22px}.brand p{letter-spacing:0;max-width:145px;font-size:8px}nav{gap:2px}.ranking-button{gap:5px;padding:7px;font-size:10px}.game-panel{border-radius:18px;padding:13px}.panel-topline{padding-bottom:14px}.eyebrow{letter-spacing:.7px;font-size:8px}.score-label{gap:6px;font-size:8px}.score-label strong{max-width:86px;font-size:16px}.control-button{gap:4px;padding:8px 7px;font-size:10px}.control-button svg{width:13px}.current-number strong{font-size:60px}.small-label{font-size:9px}.game-controls{min-height:119px}.timer{font-size:25px}.board,.column-cells{gap:6px}.cell{border-radius:9px;height:56px}.column-key{gap:6px;margin-top:10px;font-size:14px}.key-hint{font-size:8px}.game-hint{min-height:34px;padding-top:15px;font-size:10px}.time-track{margin-bottom:16px}.keyboard-hints{display:none}.app-footer{padding-top:19px}.dialog-inner{padding:24px 20px}h2{font-size:24px}.rules{gap:15px}.rules li{gap:10px}.rules p{font-size:11px}.dialog-eyebrow{margin-bottom:21px}.example{margin-top:18px}.help-note{font-size:10px}}@media (max-height:520px) and (min-width:600px){.app-shell{width:min(100%,900px);padding-top:max(12px, var(--inset-top));padding-bottom:max(10px, var(--inset-bottom));grid-template-columns:210px minmax(0,440px);place-content:center;gap:10px 26px;display:grid}.app-header{flex-direction:column;grid-area:1/1;justify-content:flex-start;align-items:flex-start;gap:16px;margin:0}.game-panel{grid-area:1/2/4;padding:12px 15px}.panel-topline{padding-bottom:6px}.game-controls{min-height:75px}.current-number strong{font-size:45px}.current-number .small-label{font-size:8px}.time-track{margin-bottom:10px}.cell{height:44px;font-size:24px}.board,.column-cells{gap:5px}.column-key{min-height:36px;margin-top:8px}.game-hint{min-height:25px;padding-top:8px}.app-footer{grid-area:2/1;align-items:flex-start;padding:0}.languages{gap:0}.languages button{width:39px}.footer-caption{margin-top:5px}.install-button{padding-left:0}.offline-status{margin-top:1px}.keyboard-hints{display:none}.update-note,.system-note{grid-column:1/-1}.restart{height:32px;min-height:32px;margin-top:-9px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}.ranking-tabs,.game-mode-options{flex-wrap:wrap;justify-content:center;gap:.6rem;margin:.75rem 0;display:flex}.ranking-tabs button[aria-pressed=true],.game-mode-options button[aria-pressed=true]{color:#80edd5;background:#203e56;box-shadow:inset 0 0 0 1px #458677}.ranking-tabs button{flex:1;min-width:120px}.game-mode-options button{font-size:.8rem}.ranking td:nth-child(2){overflow-wrap:anywhere;word-break:break-word}