@property --compact-scale{syntax: "<number>"; initial-value: 1; inherits: true;}:root{--compact-scale: 1;--safe-top: env(safe-area-inset-top, 0px);--safe-right: env(safe-area-inset-right, 0px);--safe-bottom: env(safe-area-inset-bottom, 0px);--safe-left: env(safe-area-inset-left, 0px);--safe-inset: var(--safe-top) var(--safe-right) var(--safe-bottom) var(--safe-left);--screen-pad: 16px;--screen-pad-mobile: 12px;--overlay-scrim-opacity: 0;color-scheme:dark;--bg: #0d1420;--text: #e7efff;--muted: #94a7c5;--wall: #7f98bd;--grid-line-soft: #22344d;--grid-line-strong: #5d86c5;--accent: #2f7ef2;--accent-glow: rgb(47 126 242 / .32);--feedback-good: #5aa9ff;--complete: #3a9d5c;--next-level: var(--complete);--next-level-bg: #4cb86e;--bad: #d96d67;--bonus: #e7bd69;--recent-solved-bg: #153a66;--wheel-bg: #1a4372;--chip-bg: #d9dee5;--chip-text: #000000;--chip-selected-bg: #000000;--swap-btn-border: #6f8eb8;--swap-btn-text: #dce9ff;--swap-btn-bg: rgb(35 67 110 / .62);--dictionary-disabled-tone: #2a3d55;--wheel-size: clamp(130px, min(54vw, 54vh), 238px);--token-size: calc(var(--wheel-size) * 42 / 216);--token-swap-ms: .1s;--feedback-font-size: calc(1.08rem * var(--compact-scale));--feedback-line-height: calc(1.08rem * var(--compact-scale) * 1.2);--feedback-min-height: calc(1.4rem * var(--compact-scale));--stacked-overhead: calc(232px * var(--compact-scale) + var(--wheel-size));--grid-max-size: max( 220px, min( calc(520px * var(--compact-scale)), calc((100vh - var(--stacked-overhead)) * .85) ) );--content-max-size: 520px;--shell-max-size: 760px;--rows: 4;--cols: 4}@media(max-height:800px){:root{--compact-scale: .94}}@media(max-height:720px){:root{--compact-scale: .88}}@media(max-height:640px){:root{--compact-scale: .8}}@media(max-height:580px){:root{--compact-scale: .74}}@media(max-height:520px){:root{--compact-scale: .68}}@media(hover:none)and (pointer:coarse)and (orientation:portrait),(max-width:430px)and (orientation:portrait){@media(max-height:840px){:root{--compact-scale: .92}}@media(max-height:760px){:root{--compact-scale: .86}}@media(max-height:700px){:root{--compact-scale: .8}}@media(max-height:640px){:root{--compact-scale: .74}}@media(max-height:580px){:root{--compact-scale: .68}}@media(max-height:520px){:root{--compact-scale: .62}}}@media(hover:none)and (pointer:coarse)and (orientation:landscape),(max-height:430px)and (orientation:landscape){@media(max-height:940px){:root{--compact-scale: .96}}@media(max-height:860px){:root{--compact-scale: .9}}@media(max-height:760px){:root{--compact-scale: .86}}@media(max-height:700px){:root{--compact-scale: .8}}@media(max-height:640px){:root{--compact-scale: .74}}@media(max-height:580px){:root{--compact-scale: .68}}@media(max-height:520px){:root{--compact-scale: .62}}}@media(orientation:landscape)and (max-height:460px){:root{--compact-scale: .9;--grid-max-size: max(220px, calc(520px * var(--compact-scale)))}}@media(orientation:landscape)and (max-height:380px){:root{--compact-scale: .82;--grid-max-size: max(220px, calc(520px * var(--compact-scale)))}}@media(orientation:landscape)and (max-height:320px){:root{--compact-scale: .74;--grid-max-size: max(220px, calc(520px * var(--compact-scale)))}}@media(min-width:1440px)and (min-height:900px){:root{--compact-scale: 1.125;--content-max-size: 585px;--shell-max-size: 855px;--grid-max-size: max(220px, min(585px, calc((100vh - var(--stacked-overhead)) * .85)))}}@media(min-width:1920px)and (min-height:1080px){:root{--compact-scale: 1.25;--content-max-size: 650px;--shell-max-size: 950px;--grid-max-size: max(220px, min(650px, calc((100vh - var(--stacked-overhead)) * .85)))}}@media(min-width:2400px)and (min-height:1350px){:root{--compact-scale: 1.5;--content-max-size: 780px;--shell-max-size: 1140px;--grid-max-size: max(220px, min(780px, calc((100vh - var(--stacked-overhead)) * .85)))}}:root[data-theme=light]{color-scheme:light;--bg: #ffffff;--text: #111111;--muted: #555555;--wall: #111111;--grid-line-soft: #cddbef;--grid-line-strong: #2e5f99;--accent: #2a7ff0;--accent-glow: rgb(42 127 240 / .22);--feedback-good: #006fe8;--complete: #0a8f39;--next-level: #22c457;--next-level-bg: #5dd88a;--bad: #a94a44;--bonus: #b56a00;--recent-solved-bg: #bdd3ea;--wheel-bg: #b7cde6;--chip-bg: #ffffff;--swap-btn-border: #5a8ac4;--swap-btn-text: #111111;--swap-btn-bg: #e7f0fb;--dictionary-disabled-tone: #c5d0dc}*{box-sizing:border-box}[hidden],.confirm-actions[hidden]{display:none}body{margin:0;min-height:100vh;min-height:100dvh;font-family:Avenir Next,Trebuchet MS,Noto Sans,sans-serif;background:var(--bg);color:var(--text)}#app{min-height:100vh;min-height:100dvh;height:100svh;max-height:100svh;padding:var(--safe-inset);display:flex;overflow:hidden}.shell{width:min(var(--shell-max-size),100%);margin:0 auto;flex:1;padding:calc(16px * var(--compact-scale));display:flex;flex-direction:column;gap:calc(14px * var(--compact-scale))}.topbar{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;gap:12px}h1,h2,p{margin:0}h1{font-size:calc(1.4rem * var(--compact-scale));letter-spacing:.01em;justify-self:center}.level-pack-button{justify-self:end;border:2px solid var(--swap-btn-border);color:var(--text);background:var(--bg);padding:6px 10px;min-height:unset;font-size:calc(.92rem * var(--compact-scale));line-height:1.2}h2{font-size:1rem;margin-bottom:6px}button{border:0;border-radius:8px;background:var(--bg);color:var(--text);font:inherit;font-size:.92rem;padding:8px 12px;min-height:40px}.menu-button,.close-menu{font-size:1.3rem;line-height:1;padding:4px 8px;min-height:unset}.menu-button{justify-self:end}button:disabled{opacity:.5}.status-row{position:relative;display:flex;justify-content:center;align-items:center;min-height:var(--feedback-min-height);font-size:var(--feedback-font-size);color:var(--muted)}.status-row:before{content:"";position:absolute;top:-2px;bottom:-2px;left:50%;width:100vw;transform:translate(-50%);background:rgb(0 0 0 / var(--overlay-scrim-opacity));z-index:-1}.feedback{position:relative;display:inline-flex;align-items:center;text-align:center;min-height:var(--feedback-min-height);line-height:var(--feedback-line-height);border-bottom:1px solid transparent}.feedback-prefix{display:none;font-size:inherit;line-height:inherit}.feedback-split .feedback-prefix{position:absolute;top:0;bottom:0;right:100%;margin-right:calc(6px * var(--compact-scale));white-space:nowrap;display:inline-flex;align-items:center}.feedback-word{display:inline-block;font-size:inherit}.feedback-preview .feedback-word,.feedback-split .feedback-word{font-weight:700;letter-spacing:.08em}.feedback-preview{color:var(--text)}.feedback-pop{animation:feedback-pop .75s ease-out}.feedback-good{color:var(--feedback-good)}.feedback-bad{color:var(--bad)}.feedback-bonus{color:var(--bonus)}.feedback-muted{color:var(--muted)}.persistent-hint{position:fixed;height:2em;bottom:calc(var(--safe-bottom));inset-inline:0;padding-inline:max(12px,var(--safe-left)) max(12px,var(--safe-right));padding-block:4px;font-size:.8em;color:var(--text);text-align:center;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;border-radius:8px;background:rgb(0 0 0 / var(--overlay-scrim-opacity));pointer-events:none}.grid{padding:0;width:min(var(--grid-max-size),100%);margin-inline:auto;position:relative;display:grid;grid-template-columns:repeat(var(--cols),minmax(0,1fr));grid-template-rows:repeat(var(--rows),minmax(0,1fr));gap:0}.grid-walls{position:absolute;inset:0;width:100%;height:100%;overflow:visible;pointer-events:none;z-index:2}.grid-wall-line{stroke-linecap:butt;shape-rendering:crispEdges;vector-effect:non-scaling-stroke}.grid-wall-line-soft{stroke:var(--grid-line-soft);stroke-width:1}.grid-wall-line-strong{stroke:var(--grid-line-strong);stroke-width:2;stroke-linecap:square}.cell{aspect-ratio:1 / 1;border:0;margin:0;border-radius:0;display:grid;place-items:center;font-weight:700;font-size:calc(var(--grid-max-size) * 24 / 520);letter-spacing:.01em;line-height:1;padding-top:0;color:var(--muted);background:var(--bg);position:relative;z-index:1;user-select:none;-webkit-user-select:none}.cell-hidden{background:var(--bg)}.cell-empty{background:transparent}.cell-revealed{color:var(--text);background:var(--bg)}.cell-reveal-target{outline:5px solid var(--accent);outline-offset:-2.5px;box-shadow:0 0 10px 2px var(--accent-glow);z-index:3}.cell-recent-solved{background:var(--recent-solved-bg)}.completion-summary{min-height:1.2em;font-size:calc(.96rem * var(--compact-scale));color:var(--muted)}.board-stack{width:min(var(--content-max-size),100%);margin-inline:auto;display:grid;justify-items:center;gap:16px}.board-status{position:relative;display:grid;justify-items:center;gap:8px}.wheel-stack{width:min(var(--content-max-size),100%);margin-inline:auto}.wheel-controls{width:100%;margin-bottom:4px}.topbar,.wheel-stack{width:min(var(--content-max-size),100%);margin-inline:auto}@media(hover:none)and (pointer:coarse){.shell{min-height:100%}.board-stack{margin-top:auto}}@media(hover:none)and (pointer:coarse)and (orientation:portrait){.board-stack{margin-top:auto;margin-bottom:auto}.wheel-wrap{margin-top:0}}@media(hover:none)and (pointer:coarse)and (orientation:landscape)and (min-height:461px){.board-stack{margin-top:auto;margin-bottom:auto}.wheel-wrap{margin-top:0}}@media(min-height:820px){.board-stack{margin-top:auto;margin-bottom:auto}.wheel-wrap{margin-top:0}}.wheel-wrap{width:min(var(--content-max-size),100%);margin-inline:auto;padding:calc(12px * var(--compact-scale));position:relative;display:grid;justify-items:center;gap:calc(12px * var(--compact-scale))}.wheel{position:relative;width:var(--wheel-size);height:var(--wheel-size);border-radius:999px;background:var(--wheel-bg);border:0;touch-action:none}.wheel,.wheel *{user-select:none;-webkit-user-select:none}.wheel-path{position:absolute;inset:0}#selection-line{stroke:var(--accent);stroke-width:8}.wheel-letter{position:absolute;left:50%;top:50%;margin-left:calc(var(--token-size) / -2);margin-top:calc(var(--token-size) / -2);width:var(--token-size);height:var(--token-size);border-radius:999px;border:0;background:var(--chip-bg);color:var(--chip-text);display:grid;place-items:center;font-size:calc(var(--wheel-size) * 22 / 216);font-weight:700;line-height:1;--wheel-radius: calc(var(--wheel-size) * 82 / 216);--letter-angle: 0deg;transform:rotate(var(--letter-angle)) translate(var(--wheel-radius)) rotate(calc(-1 * var(--letter-angle)))}.wheel-letter:before{content:"";position:absolute;inset:-10px;border-radius:999px}.wheel[data-count="3"] .wheel-letter:nth-child(2){--letter-angle: -90deg}.wheel[data-count="3"] .wheel-letter:nth-child(3){--letter-angle: 30deg}.wheel[data-count="3"] .wheel-letter:nth-child(4){--letter-angle: 150deg}.wheel[data-count="4"] .wheel-letter:nth-child(2){--letter-angle: -90deg}.wheel[data-count="4"] .wheel-letter:nth-child(3){--letter-angle: 0deg}.wheel[data-count="4"] .wheel-letter:nth-child(4){--letter-angle: 90deg}.wheel[data-count="4"] .wheel-letter:nth-child(5){--letter-angle: 180deg}.wheel[data-count="5"] .wheel-letter:nth-child(2){--letter-angle: -90deg}.wheel[data-count="5"] .wheel-letter:nth-child(3){--letter-angle: -18deg}.wheel[data-count="5"] .wheel-letter:nth-child(4){--letter-angle: 54deg}.wheel[data-count="5"] .wheel-letter:nth-child(5){--letter-angle: 126deg}.wheel[data-count="5"] .wheel-letter:nth-child(6){--letter-angle: 198deg}.wheel[data-count="6"] .wheel-letter:nth-child(2){--letter-angle: -90deg}.wheel[data-count="6"] .wheel-letter:nth-child(3){--letter-angle: -30deg}.wheel[data-count="6"] .wheel-letter:nth-child(4){--letter-angle: 30deg}.wheel[data-count="6"] .wheel-letter:nth-child(5){--letter-angle: 90deg}.wheel[data-count="6"] .wheel-letter:nth-child(6){--letter-angle: 150deg}.wheel[data-count="6"] .wheel-letter:nth-child(7){--letter-angle: 210deg}.wheel[data-count="7"] .wheel-letter:nth-child(2){--letter-angle: -90deg}.wheel[data-count="7"] .wheel-letter:nth-child(3){--letter-angle: -38.57deg}.wheel[data-count="7"] .wheel-letter:nth-child(4){--letter-angle: 12.86deg}.wheel[data-count="7"] .wheel-letter:nth-child(5){--letter-angle: 64.29deg}.wheel[data-count="7"] .wheel-letter:nth-child(6){--letter-angle: 115.71deg}.wheel[data-count="7"] .wheel-letter:nth-child(7){--letter-angle: 167.14deg}.wheel[data-count="7"] .wheel-letter:nth-child(8){--letter-angle: 218.57deg}.wheel-letter-wide{font-size:calc(var(--wheel-size) * 18 / 216)}.wheel-letter-compact{font-size:calc(var(--wheel-size) * 16 / 216)}.wheel-letter.selected{box-shadow:0 0 0 3px var(--accent)}.wheel-letter-swap-active{color:transparent}.wheel-letter-glyph-layer{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;pointer-events:none;white-space:nowrap}.wheel-letter-glyph-layer-measure{visibility:hidden}.wheel-letter-glyph{--swap-shift: 0px;display:inline-block;transform:translate(0);transition:transform var(--token-swap-ms) linear;color:var(--chip-text)}.wheel-letter.selected .wheel-letter-glyph{color:#fff}.wheel-swapping .wheel-letter-glyph{transform:translate(var(--swap-shift))}.wheel-actions{position:relative;width:100%;min-height:calc(38px * var(--compact-scale))}.next-level-btn{position:absolute;right:0;bottom:calc(172px * var(--compact-scale));display:grid;place-items:center;min-width:calc(64px * var(--compact-scale));min-height:calc(46px * var(--compact-scale));padding:calc(7px * var(--compact-scale)) calc(4px * var(--compact-scale));font-size:calc(.96rem * var(--compact-scale));white-space:pre-line;line-height:1.05;opacity:0;visibility:hidden;pointer-events:none;transition:none}.next-level-btn-visible{opacity:1;visibility:visible;pointer-events:auto;transition:opacity var(--token-swap-ms) cubic-bezier(.22,1,.36,1)}.clear-btn{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);display:grid;place-items:center;width:calc(var(--wheel-size) - 16px);height:calc(42px * var(--compact-scale));min-height:calc(42px * var(--compact-scale));padding:0;font-size:calc(.96rem * var(--compact-scale));border:2px solid var(--swap-btn-border);color:var(--swap-btn-border);touch-action:manipulation;transition:none}.swap-icon{width:calc(24px * var(--compact-scale));height:calc(24px * var(--compact-scale));fill:none;stroke:currentColor;stroke-width:2;vector-effect:non-scaling-stroke;stroke-linecap:round;stroke-linejoin:round}.next-level-btn,.dictionary-open-btn,.bonus-open-btn,.hint-open-btn,.help-open-btn,.settings-open-btn{border:2px solid var(--swap-btn-border);color:var(--swap-btn-text);touch-action:manipulation}.next-level-btn,.clear-btn{background:var(--bg)}.next-level-btn{border-color:var(--next-level);background:var(--next-level-bg);color:#000}.dictionary-open-btn,.bonus-open-btn,.hint-open-btn,.help-open-btn,.settings-open-btn{position:absolute;top:50%;transform:translateY(-50%);display:grid;place-items:center;width:calc(42px * var(--compact-scale));height:calc(42px * var(--compact-scale));min-height:calc(42px * var(--compact-scale));padding:0;border-radius:8px;font-size:calc(1.08rem * var(--compact-scale));line-height:1;background:var(--bg)}.bonus-open-btn{right:0;bottom:calc(-2px * var(--compact-scale));top:auto;transform:none;color:var(--swap-btn-border)}.hint-open-btn{right:0;bottom:calc(114px * var(--compact-scale));top:auto;transform:none;color:var(--swap-btn-border)}.dictionary-open-btn{right:0;bottom:calc(56px * var(--compact-scale));top:auto;transform:none;color:var(--swap-btn-border)}.settings-open-btn{left:0;bottom:calc(-2px * var(--compact-scale));top:auto;transform:none;color:var(--swap-btn-border)}.help-open-btn{left:0;bottom:calc(56px * var(--compact-scale));top:auto;transform:none;color:var(--swap-btn-border)}.dictionary-icon{width:calc(24px * var(--compact-scale));height:calc(24px * var(--compact-scale));fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;opacity:.95}.bonus-icon,.hint-icon,.settings-icon{width:calc(24px * var(--compact-scale));height:calc(24px * var(--compact-scale));fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.help-icon{width:calc(24px * var(--compact-scale));height:calc(24px * var(--compact-scale));fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;transform:scale(1.2);transform-origin:center}.help-icon circle{fill:currentColor;stroke:none}.refresh-hint-icon{width:calc(24px * var(--compact-scale));height:calc(24px * var(--compact-scale));fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.dictionary-open-btn:disabled,.modal-refresh-hint-btn:disabled{opacity:1;border-color:var(--dictionary-disabled-tone);color:var(--dictionary-disabled-tone);box-shadow:none;cursor:not-allowed}.dictionary-open-btn:disabled .dictionary-icon,.modal-refresh-hint-btn:disabled .refresh-hint-icon{opacity:.95}.setting-row{display:flex;align-items:center;gap:12px;font-size:1rem;min-height:48px}.setting-row-switch{justify-content:space-between;gap:16px}.setting-label{flex:1;min-width:0}.setting-row-switch .switch{flex:0 0 auto}.switch{position:relative;width:72px;height:40px;flex:0 0 auto}.switch-input{position:absolute;inset:0;margin:0;width:100%;height:100%;opacity:0;cursor:pointer}.switch-ui{display:block;width:100%;height:100%;border-radius:999px;border:2px solid var(--wall);background:transparent;position:relative;transition:background-color .12s ease}.switch-ui:before{content:"";position:absolute;top:3px;left:3px;width:30px;height:30px;border-radius:50%;background:var(--muted);transition:transform .12s ease,background-color .12s ease}.switch-ui:after{content:"OFF";position:absolute;right:8px;top:50%;transform:translateY(-50%);font-size:.62rem;font-weight:700;letter-spacing:.08em;color:var(--muted)}.switch-input:checked+.switch-ui{background:var(--accent);border-color:var(--accent)}.switch-input:checked+.switch-ui:before{transform:translate(32px);background:#fff}.switch-input:checked+.switch-ui:after{content:"ON";left:10px;right:auto;color:#fff}.switch-input:focus-visible+.switch-ui{outline:2px solid var(--accent);outline-offset:2px}.settings-separator{border:0;border-top:1px solid var(--grid-line-soft);margin:12px -16px}.reset-progress-btn{border:2px solid var(--bad);color:var(--bad)}.reset-level-btn{border:2px solid var(--wall)}.settings-reset-actions{display:flex;justify-content:flex-end;align-items:center;flex-wrap:wrap;gap:8px;margin-top:4px}.settings-debug{display:flex;justify-content:flex-end;align-items:center;flex-wrap:wrap;gap:6px}.settings-debug button{border:2px solid var(--wall);padding:4px 10px}.settings-about{margin:2px 0 0;text-align:left;font-size:.88rem;line-height:1.35;color:var(--muted)}.settings-about a{color:var(--accent);overflow-wrap:anywhere}.panel{padding:0}.bonus-card{border-color:var(--wall);width:min(360px,100%);max-height:min(72vh,560px);overflow-y:auto}.bonus-card h2{text-align:left}.bonus-head{margin-bottom:4px}#bonus-list{justify-self:center;text-align:left}#bonus-list li{text-align:left}#bonus-count{text-align:center;font-size:.92rem}.dictionary-card{border-color:var(--wall);width:min(640px,100%);max-height:min(72vh,560px);overflow-y:auto}.dictionary-head{margin-bottom:4px}.dictionary-word{color:var(--text);font-weight:700;letter-spacing:.08em}.dictionary-definitions{display:grid;gap:10px}.dictionary-definition{color:var(--text);font-size:1rem;line-height:1.35;white-space:pre-wrap}.hint-card,.help-card{border-color:var(--wall);width:min(420px,100%);max-height:min(72vh,560px);overflow-y:auto}.help-head{margin-bottom:4px}.help-content{display:grid;gap:10px}.help-section{display:grid;gap:8px}.help-section-title{margin:0;font-size:1rem}.help-text{color:var(--text);font-size:.96rem;line-height:1.35}.hint-head{margin-bottom:4px}.hint-text{color:var(--text);font-size:1rem;line-height:1.35}.hint-text-stack{display:grid}.modal-refresh-hint-btn{margin-top:12px;margin-left:auto;border:2px solid var(--swap-btn-border);color:var(--swap-btn-border);display:grid;place-items:center;width:calc(42px * var(--compact-scale));height:calc(42px * var(--compact-scale));min-height:calc(42px * var(--compact-scale));padding:0;border-radius:8px;background:var(--bg)}.modal-refresh-hint-btn .refresh-hint-icon{width:calc(21px * var(--compact-scale));height:calc(21px * var(--compact-scale))}.level-pack-card{border-color:var(--wall);width:min(430px,100%);max-height:min(72vh,560px);overflow-y:auto}.level-pack-head{margin-bottom:4px}.level-pack-list{grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}.level-pack-item{width:100%;border:2px solid var(--wall);text-align:left;white-space:pre-line;padding:10px 12px}.level-pack-item-current{color:var(--text)}.level-pack-item-in-progress{border-color:var(--accent);color:var(--text)}.level-pack-item-complete{border-color:var(--next-level);background:var(--next-level-bg);color:#000}.level-pack-item-unstarted{opacity:.6}.settings-card{width:min(420px,100%);max-height:min(72vh,560px);overflow-y:auto}.confirm-modal{position:fixed;inset:var(--safe-inset);display:grid;place-items:center;padding:var(--screen-pad);overflow-y:auto;background:#00000073;z-index:40}.confirm-modal[hidden]{display:none}.confirm-card{width:min(420px,100%);background:var(--bg);border:2px solid var(--wall);border-radius:10px;padding:16px;display:grid;gap:12px}#reset-progress-modal .confirm-card{border-color:var(--bad)}.confirm-actions{display:flex;justify-content:flex-end;flex-wrap:wrap;gap:8px}.confirm-actions button{border:2px solid var(--wall)}.confirm-actions .danger-btn{border-color:var(--bad);color:var(--bad)}.timer-text{margin-right:4px}.settings-head{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:0 16px 12px;margin:0 -16px 12px;border-bottom:1px solid var(--grid-line-soft)}.settings-head h2{margin-bottom:0}.settings-content{display:grid;gap:10px}.settings-button{font-size:.85rem}ul{list-style:none;margin:0;padding:0;display:grid;gap:6px}li{font-size:.92rem}li.solved{color:var(--accent);font-weight:600}.small{color:var(--muted);font-size:.85rem}@keyframes feedback-pop{0%{border-bottom-color:currentColor}to{border-bottom-color:transparent}}@media(orientation:landscape)and (max-height:460px){:root{--wheel-offset: calc(30px * var(--compact-scale))}.shell{width:min(960px,100%);display:grid;grid-template-columns:minmax(0,1fr) minmax(0,calc(340px * var(--compact-scale)));grid-template-rows:auto 1fr auto;column-gap:calc(18px * var(--compact-scale));row-gap:calc(6px * var(--compact-scale));align-content:stretch;align-items:start}.topbar{grid-column:1 / -1;grid-row:1;width:100%;margin-inline:0}.board-stack{grid-column:1;grid-row:2;width:min(420px,100%);align-self:center;justify-self:center;margin-top:0;margin-bottom:0}.grid{width:min(74dvh,62vw)}.cell{font-size:calc(min(74dvh,62vw) * 24 / 520)}.board-status{margin-top:0}.wheel-stack{grid-column:2;grid-row:2 / 4;width:100%;margin-inline:0;align-self:center;justify-self:stretch;display:flex;flex-direction:column;align-items:center;gap:calc(9px * var(--compact-scale));padding:calc(6px * var(--compact-scale))}.wheel-wrap{width:100%;padding:0}.wheel{transform:translate(calc(-1 * var(--wheel-offset)))}.clear-btn{transform:translate(calc(-50% - var(--wheel-offset)),-50%)}.wheel-controls{width:100%;margin-bottom:0}.next-level-btn{right:calc(-6px * var(--compact-scale))}.settings-open-btn,.help-open-btn{left:calc(-56px * var(--compact-scale))}}