@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-rotate-x:initial;--tw-rotate-y:initial;--tw-rotate-z:initial;--tw-skew-x:initial;--tw-skew-y:initial;--tw-border-style:solid;--tw-ordinal:initial;--tw-slashed-zero:initial;--tw-numeric-figure:initial;--tw-numeric-spacing:initial;--tw-numeric-fraction:initial;--tw-shadow:0 0 #0000;--tw-shadow-color:initial;--tw-shadow-alpha:100%;--tw-inset-shadow:0 0 #0000;--tw-inset-shadow-color:initial;--tw-inset-shadow-alpha:100%;--tw-ring-color:initial;--tw-ring-shadow:0 0 #0000;--tw-inset-ring-color:initial;--tw-inset-ring-shadow:0 0 #0000;--tw-ring-inset:initial;--tw-ring-offset-width:0px;--tw-ring-offset-color:#fff;--tw-ring-offset-shadow:0 0 #0000;--tw-outline-style:solid;--tw-blur:initial;--tw-brightness:initial;--tw-contrast:initial;--tw-grayscale:initial;--tw-hue-rotate:initial;--tw-invert:initial;--tw-opacity:initial;--tw-saturate:initial;--tw-sepia:initial;--tw-drop-shadow:initial;--tw-drop-shadow-color:initial;--tw-drop-shadow-alpha:100%;--tw-drop-shadow-size:initial}}}@layer theme{:root,:host{--font-mono:var(--font-code);--spacing:.25rem;--radius-sm:.25rem;--radius-lg:.5rem;--animate-spin:spin 1s linear infinite;--default-transition-duration:.15s;--default-transition-timing-function:cubic-bezier(.4, 0, .2, 1);--default-font-family:var(--font-ui);--default-mono-font-family:var(--font-code)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring:where(:not(iframe)){outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.\@container{container-type:inline-size}.collapse{visibility:collapse}.invisible{visibility:hidden}.visible{visibility:visible}.sr-only{clip-path:inset(50%);white-space:nowrap;border-width:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.absolute{position:absolute}.fixed{position:fixed}.relative{position:relative}.static{position:static}.sticky{position:sticky}.isolate{isolation:isolate}.container{width:100%}@media (min-width:40rem){.container{max-width:40rem}}@media (min-width:48rem){.container{max-width:48rem}}@media (min-width:64rem){.container{max-width:64rem}}@media (min-width:80rem){.container{max-width:80rem}}@media (min-width:96rem){.container{max-width:96rem}}.m-1{margin:var(--spacing)}.\!hidden{display:none!important}.block{display:block}.contents{display:contents}.flex{display:flex}.grid{display:grid}.hidden{display:none}.inline{display:inline}.inline-flex{display:inline-flex}.table{display:table}.shrink{flex-shrink:1}.grow{flex-grow:1}.transform{transform:var(--tw-rotate-x,) var(--tw-rotate-y,) var(--tw-rotate-z,) var(--tw-skew-x,) var(--tw-skew-y,)}.animate-spin{animation:var(--animate-spin)}.resize{resize:both}.truncate{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.rounded{border-radius:.25rem}.border{border-style:var(--tw-border-style);border-width:1px}.capitalize{text-transform:capitalize}.lowercase{text-transform:lowercase}.uppercase{text-transform:uppercase}.ordinal{--tw-ordinal:ordinal;font-variant-numeric:var(--tw-ordinal,) var(--tw-slashed-zero,) var(--tw-numeric-figure,) var(--tw-numeric-spacing,) var(--tw-numeric-fraction,)}.shadow{--tw-shadow:0 1px 3px 0 var(--tw-shadow-color,#0000001a), 0 1px 2px -1px var(--tw-shadow-color,#0000001a);box-shadow:var(--tw-inset-shadow), var(--tw-inset-ring-shadow), var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow)}.ring{--tw-ring-shadow:var(--tw-ring-inset,) 0 0 0 calc(1px + var(--tw-ring-offset-width)) var(--tw-ring-color,currentcolor);box-shadow:var(--tw-inset-shadow), var(--tw-inset-ring-shadow), var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow)}.outline{outline-style:var(--tw-outline-style);outline-width:1px}.blur{--tw-blur:blur(8px);filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}.invert{--tw-invert:invert(100%);filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}.filter{filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}.transition{transition-property:color,background-color,border-color,outline-color,text-decoration-color,fill,stroke,--tw-gradient-from,--tw-gradient-via,--tw-gradient-to,opacity,box-shadow,transform,translate,scale,rotate,filter,-webkit-backdrop-filter,backdrop-filter,display,content-visibility,overlay,pointer-events;transition-timing-function:var(--tw-ease,var(--default-transition-timing-function));transition-duration:var(--tw-duration,var(--default-transition-duration))}.focus\:not-sr-only:focus{clip-path:none;white-space:normal;width:auto;height:auto;margin:0;padding:0;position:static;overflow:visible}}:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--bg:#f4ecd8;--surface:#fbf6e9;--elevated:#fff;--ink:#1d1a16;--text:var(--ink);--border:var(--ink);--muted:#6b6254;--accent:#e8553d;--accent-2:#f2b632;--accent-3:#2f9e8f;--accent-4:#2b3a8c;--on-accent:#1d1a16;--success:#2e8b57;--warning:#c98a00;--danger:#c62f2f;--info:var(--accent-4);--code-comment:#52672d;--accent-text:var(--accent)}@supports (color:color-mix(in lab, red, red)){:root{--accent-text:color-mix(in srgb, var(--accent) 70%, var(--ink))}}:root{--success-text:var(--success)}@supports (color:color-mix(in lab, red, red)){:root{--success-text:color-mix(in srgb, var(--success) 80%, var(--ink))}}:root{--warning-text:var(--warning)}@supports (color:color-mix(in lab, red, red)){:root{--warning-text:color-mix(in srgb, var(--warning) 65%, var(--ink))}}:root{--danger-text:var(--danger);--accent-soft:var(--accent)}@supports (color:color-mix(in lab, red, red)){:root{--accent-soft:color-mix(in srgb, var(--accent) 10%, var(--surface))}}:root{--heat-1:var(--accent-3)}@supports (color:color-mix(in lab, red, red)){:root{--heat-1:color-mix(in srgb, var(--accent-3) 22%, var(--surface))}}:root{--heat-2:var(--accent-3)}@supports (color:color-mix(in lab, red, red)){:root{--heat-2:color-mix(in srgb, var(--accent-3) 45%, var(--surface))}}:root{--heat-3:var(--accent-3)}@supports (color:color-mix(in lab, red, red)){:root{--heat-3:color-mix(in srgb, var(--accent-3) 75%, var(--surface))}}:root{--heat-empty:var(--ink)}@supports (color:color-mix(in lab, red, red)){:root{--heat-empty:color-mix(in srgb, var(--ink) 11%, var(--surface))}}:root{--overlay:var(--ink)}@supports (color:color-mix(in lab, red, red)){:root{--overlay:color-mix(in srgb, var(--ink) 48%, transparent)}}:root{--control-border:var(--ink);--key-border:var(--ink);--badge-bg:var(--heat-empty);--shadow-ink:#1d1a16;--shadow:4px 4px 0 var(--shadow-ink);--radius-sm:4px;--radius:8px;--radius-lg:8px;--fast:.12s;--normal:.2s;--paper-grain:url("data:image/svg+xml,%3Csvg width='160' height='160' viewBox='0 0 160 160' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='grain'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.75' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Cpath filter='url(%23grain)' opacity='.045' d='M0 0h160v160H0z'/%3E%3C/svg%3E")}:root[data-theme=dark]{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg:#1c1814;--surface:#2b251e;--elevated:#3a3126;--ink:#f1e7d0;--text:var(--ink);--border:var(--ink);--muted:#a99f8b;--accent:#ff7a5c;--accent-2:#ffc94d;--accent-3:#4cc9b8;--accent-4:#7f92ff;--success:#5bd08a;--warning:#ffc94d;--danger:#ff6b6b;--code-comment:#92af75;--accent-text:var(--accent);--success-text:var(--success);--warning-text:var(--warning);--danger-text:var(--danger);--shadow-ink:#786446;--key-border:#322516;--badge-bg:var(--elevated);--heat-empty:#877964;--heat-1:#8c9577;--heat-2:#71ad94;--heat-3:#4cc9b8}body{--font-ui:var(--font-courier), monospace;--font-display:var(--font-fraunces), serif;--font-stamp:var(--font-elite), monospace;--font-code:var(--font-jetbrains), monospace}:root[data-readable=true] body{--font-ui:var(--font-geist), system-ui, sans-serif}.editor-scope{color:var(--text)}.editor-scope[data-editor-theme=light]{--bg:#f4ecd8;--surface:#fbf6e9;--elevated:#fff;--ink:#1d1a16;--text:var(--ink);--border:var(--ink);--muted:#6b6254;--accent:#e8553d;--accent-2:#f2b632;--accent-3:#2f9e8f;--accent-4:#2b3a8c;--on-accent:#1d1a16;--success:#2e8b57;--warning:#c98a00;--danger:#c62f2f;--info:var(--accent-4);--code-comment:#52672d;--accent-text:var(--accent)}@supports (color:color-mix(in lab, red, red)){.editor-scope[data-editor-theme=light]{--accent-text:color-mix(in srgb, var(--accent) 70%, var(--ink))}}.editor-scope[data-editor-theme=light]{--success-text:var(--success)}@supports (color:color-mix(in lab, red, red)){.editor-scope[data-editor-theme=light]{--success-text:color-mix(in srgb, var(--success) 80%, var(--ink))}}.editor-scope[data-editor-theme=light]{--warning-text:var(--warning)}@supports (color:color-mix(in lab, red, red)){.editor-scope[data-editor-theme=light]{--warning-text:color-mix(in srgb, var(--warning) 65%, var(--ink))}}.editor-scope[data-editor-theme=light]{--danger-text:var(--danger);--accent-soft:var(--accent)}@supports (color:color-mix(in lab, red, red)){.editor-scope[data-editor-theme=light]{--accent-soft:color-mix(in srgb, var(--accent) 10%, var(--surface))}}.editor-scope[data-editor-theme=light]{--heat-1:var(--accent-3)}@supports (color:color-mix(in lab, red, red)){.editor-scope[data-editor-theme=light]{--heat-1:color-mix(in srgb, var(--accent-3) 22%, var(--surface))}}.editor-scope[data-editor-theme=light]{--heat-2:var(--accent-3)}@supports (color:color-mix(in lab, red, red)){.editor-scope[data-editor-theme=light]{--heat-2:color-mix(in srgb, var(--accent-3) 45%, var(--surface))}}.editor-scope[data-editor-theme=light]{--heat-3:var(--accent-3)}@supports (color:color-mix(in lab, red, red)){.editor-scope[data-editor-theme=light]{--heat-3:color-mix(in srgb, var(--accent-3) 75%, var(--surface))}}.editor-scope[data-editor-theme=light]{--heat-empty:var(--ink)}@supports (color:color-mix(in lab, red, red)){.editor-scope[data-editor-theme=light]{--heat-empty:color-mix(in srgb, var(--ink) 11%, var(--surface))}}.editor-scope[data-editor-theme=light]{--overlay:var(--ink)}@supports (color:color-mix(in lab, red, red)){.editor-scope[data-editor-theme=light]{--overlay:color-mix(in srgb, var(--ink) 48%, transparent)}}.editor-scope[data-editor-theme=light]{--control-border:var(--ink);--key-border:var(--ink);--badge-bg:var(--heat-empty);--shadow-ink:#1d1a16;--shadow:4px 4px 0 var(--shadow-ink);--radius-sm:4px;--radius:8px;--radius-lg:8px;--fast:.12s;--normal:.2s}.editor-scope[data-editor-theme=dark]{--bg:#1c1814;--surface:#2b251e;--elevated:#3a3126;--ink:#f1e7d0;--text:var(--ink);--border:var(--ink);--muted:#a99f8b;--accent:#ff7a5c;--accent-2:#ffc94d;--accent-3:#4cc9b8;--accent-4:#7f92ff;--on-accent:#1d1a16;--success:#5bd08a;--warning:#ffc94d;--danger:#ff6b6b;--info:var(--accent-4);--code-comment:#92af75;--accent-text:var(--accent);--success-text:var(--success);--warning-text:var(--warning);--danger-text:var(--danger);--accent-soft:var(--accent)}@supports (color:color-mix(in lab, red, red)){.editor-scope[data-editor-theme=dark]{--accent-soft:color-mix(in srgb, var(--accent) 10%, var(--surface))}}.editor-scope[data-editor-theme=dark]{--heat-1:#8c9577;--heat-2:#71ad94;--heat-3:#4cc9b8;--heat-empty:#877964;--overlay:var(--ink)}@supports (color:color-mix(in lab, red, red)){.editor-scope[data-editor-theme=dark]{--overlay:color-mix(in srgb, var(--ink) 48%, transparent)}}.editor-scope[data-editor-theme=dark]{--control-border:var(--ink);--key-border:#322516;--badge-bg:var(--elevated);--shadow-ink:#786446;--shadow:4px 4px 0 var(--shadow-ink);--radius-sm:4px;--radius:8px;--radius-lg:8px;--fast:.12s;--normal:.2s}.editor-scope[data-palette=classic]{--bg:#fff;--surface:#f5f5f5;--elevated:#fff;--ink:#111;--muted:#595959;--accent:#111;--accent-2:#333;--accent-3:#555;--accent-4:#333;--on-accent:#fff;--key-border:#aaa;--shadow-ink:#111;--accent-text:#111;--code-comment:#3f6b2a;--success:#1a7f37;--warning:#8a5a00;--danger:#c62f2f}.editor-scope[data-palette=classic][data-editor-theme=dark]{--bg:#0d0d0d;--surface:#1a1a1a;--elevated:#262626;--ink:#f5f5f5;--muted:#a3a3a3;--accent:#f5f5f5;--accent-2:#d4d4d4;--accent-3:#a3a3a3;--accent-4:#d4d4d4;--on-accent:#111;--key-border:#111;--shadow-ink:#8a8a8a;--badge-bg:var(--elevated);--accent-text:#f5f5f5;--success-text:#5bd08a;--warning-text:#ffc94d;--danger-text:#ff6b6b;--code-comment:#9ccc7a;--success:#5bd08a;--warning:#ffc94d;--danger:#ff6b6b;--heat-empty:#6e6e6e;--heat-1:#7f7f7f;--heat-2:#a6a6a6;--heat-3:#d6d6d6}.editor-scope[data-palette=sage]{--bg:#eef2e6;--surface:#f6f8f0;--elevated:#fff;--ink:#1f2a1c;--muted:#55624d;--accent:#7fb069;--accent-2:#d4dc8a;--accent-3:#5fb3a1;--accent-4:#2f5d46;--on-accent:#1f2a1c;--shadow-ink:#1f2a1c;--code-comment:#3f6a2c;--accent-text:#2d6a2f;--warning:#7a5000}.editor-scope[data-palette=sage][data-editor-theme=dark]{--bg:#141b14;--surface:#1d261c;--elevated:#273226;--ink:#e4efd9;--muted:#9fb094;--accent:#8fc77a;--accent-2:#d7e08f;--accent-3:#62c2ac;--accent-4:#8fc9a8;--on-accent:#13200f;--key-border:#0f170e;--shadow-ink:#6a8a60;--badge-bg:var(--elevated);--accent-text:#8fc77a;--success:#5bd08a;--warning:#ffc94d;--danger:#ff6b6b;--success-text:var(--success);--warning-text:var(--warning);--danger-text:var(--danger);--code-comment:#a3c486;--heat-empty:#5f7358;--heat-1:#6f8b62;--heat-2:#7fb069;--heat-3:#a5dc8c}.editor-scope[data-palette=ocean]{--bg:#e8f1f6;--surface:#f3f8fb;--elevated:#fff;--ink:#10263a;--muted:#4a6073;--accent:#3fa0e0;--accent-2:#ffd166;--accent-3:#2ec4b6;--accent-4:#1d4e89;--on-accent:#10263a;--shadow-ink:#10263a;--code-comment:#2f6b56;--accent-text:#17598f}.editor-scope[data-palette=ocean][data-editor-theme=dark]{--bg:#0b1a26;--surface:#12283a;--elevated:#1a3750;--ink:#e6f1f8;--muted:#94acbf;--accent:#5db5f0;--accent-2:#ffd166;--accent-3:#3ed6c8;--accent-4:#8ab8ff;--on-accent:#0b1a26;--key-border:#07121b;--shadow-ink:#4f7ea3;--badge-bg:var(--elevated);--accent-text:#5db5f0;--success:#5bd08a;--warning:#ffc94d;--danger:#ff7b7b;--success-text:var(--success);--warning-text:var(--warning);--danger-text:var(--danger);--code-comment:#7fd1b0;--heat-empty:#587a96;--heat-1:#4f8aa8;--heat-2:#3fa0e0;--heat-3:#7fd0ff}.editor-scope[data-palette=dusk]{--bg:#f3ecf5;--surface:#faf5fb;--elevated:#fff;--ink:#2a1830;--muted:#675470;--accent:#c685d8;--accent-2:#f4b860;--accent-3:#e47ba0;--accent-4:#5b3a8a;--on-accent:#2a1830;--shadow-ink:#2a1830;--code-comment:#4a6a2c;--accent-text:#7a2f93}.editor-scope[data-palette=dusk][data-editor-theme=dark]{--bg:#1a1020;--surface:#251830;--elevated:#32213f;--ink:#f1e6f5;--muted:#b09cbc;--accent:#d79be8;--accent-2:#f7c873;--accent-3:#f08db0;--accent-4:#b99cff;--on-accent:#1a1020;--key-border:#120a17;--shadow-ink:#8a6a9a;--badge-bg:var(--elevated);--accent-text:#d79be8;--success:#5bd08a;--warning:#ffc94d;--danger:#ff6b6b;--success-text:var(--success);--warning-text:var(--warning);--danger-text:var(--danger);--code-comment:#a6c98a;--heat-empty:#7c668c;--heat-1:#8a6aa0;--heat-2:#b27acc;--heat-3:#e0a8f0}.palette-option{text-align:left;border:2px solid var(--control-border);border-radius:var(--radius-sm);background:var(--surface);color:var(--text);cursor:pointer;font:inherit;justify-items:start;gap:6px;padding:12px;display:grid}.palette-option:hover{background:var(--accent-soft)}.palette-option:focus-visible{outline:3px dashed var(--accent-text);outline-offset:3px}.palette-option.active{border-color:var(--accent-text);box-shadow:0 0 0 2px var(--accent-text)}.palette-swatch{border:2px solid var(--ink);border-radius:var(--radius-sm);width:100%;height:34px;display:block;position:relative}.palette-swatch>span{border-radius:2px;width:38%;position:absolute;top:6px;bottom:6px;right:6px}.settings-fields .option-row{flex-wrap:wrap;min-width:0}.settings-fields .option-row .option-button{min-width:0}*{box-sizing:border-box}.visually-hidden{clip:rect(0, 0, 0, 0);clip-path:inset(50%);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}html,body{background:var(--bg);min-height:100%;color:var(--text);margin:0}body{font:14px/1.5 var(--font-ui)}button,input,textarea,select{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}a{color:inherit;text-decoration:none}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.5}a,button,input,select,textarea{transition:background var(--fast) ease-out, border-color var(--fast) ease-out, color var(--fast) ease-out}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,[tabindex]:focus-visible{outline:2px solid var(--accent);outline-offset:4px}::selection{background:var(--accent);color:var(--on-accent)}h1,h2,h3,h4,p{margin:0}h1,h2,h3,h4{font-family:var(--font-display);font-weight:600;line-height:1.3}h2{letter-spacing:-.4px;font-size:20px}h3{letter-spacing:-.25px;font-size:16px}svg{flex-shrink:0}code,pre,kbd{font-family:var(--font-code)}pre{white-space:pre-wrap;overflow-wrap:anywhere;margin:0;font-size:12px;line-height:1.8}hr{border:0;border-top:1px solid var(--border);margin:24px 0}small{font-size:12px}input:not([type=checkbox]):not([type=range]),select,textarea{background:var(--bg);border:1px solid var(--control-border);border-radius:var(--radius-sm);color:var(--text);width:100%;min-height:40px;padding:10px 12px}select{cursor:pointer}textarea{resize:vertical}label{font-size:13px;font-weight:500;display:block}label>input,label>select,label>textarea{margin-top:8px}label small{color:var(--muted);font-weight:400}kbd{border:1px solid var(--control-border);min-width:19px;color:var(--muted);border-radius:4px;justify-content:center;align-items:center;padding:1px 5px;font-size:10px;line-height:18px;display:inline-flex}.shell{min-height:100vh}.sidebar{border-right:1px solid var(--border);background:var(--surface);z-index:30;flex-direction:column;width:224px;padding:28px 16px 16px;display:flex;position:fixed;inset:0 auto 0 0}.wordmark{font:700 28px var(--font-display);letter-spacing:-1.5px;align-items:center;gap:10px;padding:0 12px 32px;display:flex}.brand-icon{border-radius:var(--radius-sm);background:var(--accent);width:30px;height:30px;color:var(--on-accent);font:700 24px var(--font-display);letter-spacing:-2px;place-items:center;padding-right:2px;display:grid}.brand-dot{color:var(--accent)}.sidebar-caption{font:10px var(--font-code);letter-spacing:1.4px;color:var(--muted);margin:24px 12px 12px}.nav-link{color:var(--muted);border-radius:var(--radius-sm);align-items:center;gap:12px;margin-bottom:4px;padding:11px 12px;font-size:13px;display:flex;position:relative}.nav-link:hover{color:var(--text);background:var(--elevated)}.nav-link.active{color:var(--accent);background:var(--accent-soft)}.nav-link.active:before{content:"";background:var(--accent);border-radius:0 2px 2px 0;width:3px;height:16px;position:absolute;left:-16px}.nav-count{border:1px solid var(--border);font:10px/17px var(--font-code);border-radius:4px;margin-left:auto;padding:0 5px}.sidebar-bottom{margin-top:auto;padding-top:24px}.local-note{border:1px solid var(--border);border-radius:var(--radius);color:var(--muted);margin-bottom:16px;padding:14px 12px;font-size:11px;line-height:1.6}.local-note>div{color:var(--text);align-items:center;gap:8px;margin-bottom:6px;font-weight:500;display:flex}.profile-link{border-top:1px solid var(--border);align-items:center;gap:10px;padding:16px 8px 0;display:flex}.avatar{background:var(--elevated);border:1px solid var(--border);width:32px;height:32px;font:500 13px var(--font-display);border-radius:50%;place-items:center;display:grid}.profile-text{flex:1;font-size:12px}.profile-text small{color:var(--muted);font-size:10px;display:block}.topbar{border-bottom:1px solid var(--border);background:var(--bg);justify-content:space-between;align-items:center;gap:16px;height:72px;padding:0 40px;display:flex}.breadcrumb{color:var(--muted);align-items:center;gap:12px;font-size:12px;display:flex}.breadcrumb strong{color:var(--text);font-weight:400}.topbar-actions{align-items:center;gap:16px;display:flex}.search-trigger{border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--muted);background:0 0;align-items:center;gap:10px;min-width:230px;padding:7px 10px;font-size:12px;display:flex}.search-trigger kbd{margin-left:auto}.icon-button{color:var(--muted);border-radius:var(--radius-sm);background:0 0;border:1px solid #0000;justify-content:center;align-items:center;gap:6px;min-width:32px;min-height:32px;display:inline-flex}.icon-button:hover{color:var(--text);background:var(--elevated)}.content{max-width:1500px;margin:auto;padding:36px 40px 24px}.eyebrow{font:10px/1.5 var(--font-code);letter-spacing:1.8px;text-transform:uppercase;color:var(--muted)}.accent{color:var(--accent)}.muted{color:var(--muted)}.mono{font-family:var(--font-code)}.row{align-items:center;gap:12px;display:flex}.between{justify-content:space-between;align-items:center;gap:12px;display:flex}.stack{flex-direction:column;gap:20px;display:flex}.page-heading{justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:28px;display:flex}.page-heading p{color:var(--muted);margin-top:8px;font-size:13px}.page-heading .eyebrow{margin-bottom:10px}.btn{border-radius:var(--radius-sm);white-space:nowrap;background:var(--accent);min-height:38px;color:var(--on-accent);border:1px solid #0000;justify-content:center;align-items:center;gap:8px;padding:9px 14px;font-size:12px;font-weight:500;display:inline-flex}.btn:hover{filter:brightness(1.08)}.btn.secondary:hover{background:var(--elevated);border-color:var(--muted)}.btn.ghost{color:var(--muted);background:0 0;padding:6px 8px}.btn.ghost:hover{color:var(--text);background:var(--elevated)}.btn.danger{color:var(--danger-text);background:var(--surface);border-color:var(--danger)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px;overflow:hidden}.card-heading{justify-content:space-between;align-items:center;gap:12px;margin-bottom:22px;display:flex}.card-heading h2{font-size:14px;font-family:var(--font-ui);letter-spacing:0;align-items:center;gap:8px;font-weight:500;display:flex}.text-link{color:var(--muted);align-items:center;gap:6px;font-size:11px;display:inline-flex}.badge{border:1px solid var(--border);color:var(--muted);white-space:nowrap;border-radius:4px;align-items:center;gap:5px;padding:3px 8px;font-size:10px;line-height:1.4;display:inline-flex}.badge.easy,.badge.clean{color:var(--success-text);background:var(--success)}@supports (color:color-mix(in lab, red, red)){.badge.easy,.badge.clean{background:color-mix(in srgb, var(--success) 7%, transparent)}}.badge.easy,.badge.clean{border-color:var(--success)}@supports (color:color-mix(in lab, red, red)){.badge.easy,.badge.clean{border-color:color-mix(in srgb, var(--success) 20%, transparent)}}.badge.medium,.badge.minor{color:var(--warning-text);background:var(--warning)}@supports (color:color-mix(in lab, red, red)){.badge.medium,.badge.minor{background:color-mix(in srgb, var(--warning) 7%, transparent)}}.badge.medium,.badge.minor{border-color:var(--warning)}@supports (color:color-mix(in lab, red, red)){.badge.medium,.badge.minor{border-color:color-mix(in srgb, var(--warning) 20%, transparent)}}.badge.hard,.badge.flagged{color:var(--danger-text);background:var(--danger)}@supports (color:color-mix(in lab, red, red)){.badge.hard,.badge.flagged{background:color-mix(in srgb, var(--danger) 7%, transparent)}}.badge.hard,.badge.flagged{border-color:var(--danger)}@supports (color:color-mix(in lab, red, red)){.badge.hard,.badge.flagged{border-color:color-mix(in srgb, var(--danger) 20%, transparent)}}.chip{color:var(--muted);border:1px solid var(--border);white-space:nowrap;border-radius:4px;padding:3px 7px;font-size:10px;display:inline-flex}.stat-grid{grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px;display:grid}.stat-card{padding:20px 24px;position:relative}.stat-label{color:var(--muted);justify-content:space-between;align-items:center;font-size:11px;display:flex}.stat-value{font:500 32px/1.3 var(--font-display);letter-spacing:-1px;margin:14px 0 8px}.stat-value span{font:12px var(--font-ui);letter-spacing:0;color:var(--muted);margin-left:6px}.stat-caption{color:var(--muted);font-size:10px}.dash-grid{grid-template-columns:minmax(0,1.7fr) minmax(0,1fr);gap:20px;display:grid}.practice-card{flex-direction:column;justify-content:space-between;min-height:244px;display:flex;position:relative}.practice-card h2{max-width:70%;margin:14px 0 8px;font-size:24px}.practice-card p{color:var(--muted);max-width:68%;font-size:12px}.practice-card .btn{align-self:flex-start;margin-top:24px}.code-watermark{font:500 96px var(--font-code);color:var(--border);letter-spacing:-20px;-webkit-user-select:none;user-select:none;position:absolute;top:52px;right:28px}.practice-meta{font:10px var(--font-code);color:var(--muted);gap:16px;margin-top:16px;display:flex}.daily-card{border-top:2px solid var(--accent);flex-direction:column;justify-content:space-between;display:flex}.daily-card h3{margin:16px 0 8px;font-size:20px}.daily-card p{color:var(--muted);font-size:12px}.daily-card .between{margin-top:24px}.daily-day{font:10px var(--font-code);color:var(--muted)}.heatmap-card{grid-column:1}.activity-meta{color:var(--muted);font-size:11px}.heatmap-scroll{padding:8px 0 0;overflow-x:auto}.heatmap{grid-template-rows:repeat(7,10px);grid-auto-flow:column;gap:4px;min-width:650px;display:grid}.heat-cell{background:var(--border);border-radius:2px;width:10px;height:10px}.heat-cell.l1{background:var(--heat-1)}.heat-cell.l2{background:var(--heat-2)}.heat-cell.l3{background:var(--heat-3)}.heat-months{font:9px var(--font-code);color:var(--muted);justify-content:space-around;min-width:650px;margin:0 0 12px;display:flex}.heat-footer{color:var(--muted);justify-content:space-between;align-items:center;margin-top:14px;font-size:10px;display:flex}.heat-legend{align-items:center;gap:4px;display:flex}.review-mini{border-bottom:1px solid var(--border);align-items:flex-start;gap:12px;padding:12px 0;display:flex}.review-mini:last-child{border:0}.review-mini .num{font:11px var(--font-code);color:var(--muted);margin-top:2px}.review-mini strong{font-size:12px;font-weight:400;display:block}.review-mini small{color:var(--muted);font-size:10px}.review-mini .badge{margin-left:auto}.empty{text-align:center;color:var(--muted);flex-direction:column;align-items:center;gap:12px;padding:32px 20px;display:flex}.empty strong{color:var(--text);font-size:13px;font-weight:500}.empty p{max-width:300px;font-size:12px}.empty-icon{border:1px solid var(--border);border-radius:var(--radius);place-items:center;width:40px;height:40px;margin-bottom:4px;display:grid}.topic-row{margin:18px 0}.topic-row .between{margin-bottom:8px;font-size:11px}.progress-track{background:var(--border);border-radius:2px;height:4px;overflow:hidden}.progress-fill{background:var(--accent);height:100%;transition:width var(--normal);border-radius:2px}.onboarding-banner{border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);justify-content:space-between;align-items:center;gap:16px;margin:24px 0 0;padding:14px 20px;display:flex}.onboarding-banner p{color:var(--muted);font-size:11px}.onboarding-banner strong{color:var(--text);font-size:12px;font-weight:500}.dot{background:var(--success);border-radius:50%;width:5px;height:5px;margin-right:5px;display:inline-block}.filterbar{flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:16px;display:flex}.search-field{flex:1;min-width:200px;position:relative}.search-field svg{color:var(--muted);position:absolute;top:12px;left:12px}.search-field input{border-color:var(--border)!important;background:var(--surface)!important;padding-left:36px!important}.filterbar select{background:var(--surface);border-color:var(--border);width:auto;min-width:120px;font-size:12px}.tabs{border-bottom:1px solid var(--border);gap:24px;display:flex;overflow-x:auto}.tab{white-space:nowrap;color:var(--muted);background:0 0;border:0;border-bottom:2px solid #0000;padding:14px 0;font-size:12px}.tab:hover{color:var(--text)}.tab.active{color:var(--text);border-bottom-color:var(--accent)}.problem-table{border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);overflow:hidden}.table-header,.problem-row{grid-template-columns:36px minmax(180px,1fr) 100px minmax(160px,.7fr) 40px;align-items:center;gap:16px;padding:16px 20px;display:grid}.table-header{color:var(--muted);background:var(--elevated);border-bottom:1px solid var(--border);padding-top:12px;padding-bottom:12px;font-size:10px}.problem-row{border-bottom:1px solid var(--border);min-height:66px;font-size:12px}.problem-row:last-child{border:0}.problem-row .problem-title{font-size:13px;display:block}.problem-row .problem-title:hover{color:var(--accent)}.problem-row .problem-index{font:10px var(--font-code);color:var(--muted);justify-content:center;display:flex}.problem-topics{flex-wrap:wrap;gap:5px;display:flex}.table-summary{color:var(--muted);flex-wrap:wrap;align-items:center;gap:12px;margin:20px 0;font-size:11px;display:flex}.table-summary>span:first-child{margin-right:auto}.screen-note{border-radius:var(--radius-sm);background:var(--accent-soft);border:1px solid var(--border);color:var(--muted);padding:12px 16px;font-size:11px}.workspace{flex-direction:column;height:calc(100vh - 72px);display:flex}.workspace-toolbar{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;gap:12px;min-height:64px;padding:12px 20px;display:flex}.workspace-toolbar .row{gap:8px}.workspace-toolbar select{border-color:var(--border);width:auto;min-height:32px;padding:6px 28px 6px 10px;font-size:11px}.workspace-toolbar h1{letter-spacing:-.2px;font-size:14px}.watch-pill{color:var(--success-text);white-space:nowrap;align-items:center;gap:6px;font-size:10px;display:flex}.timer{font:11px var(--font-code);color:var(--muted);align-items:center;gap:6px;display:flex}.workspace-body{flex:1;min-height:0;display:flex;overflow:hidden}.description-pane{width:var(--split,39%);background:var(--surface);flex-shrink:0;min-width:260px;overflow:auto}.description-pane .tabs{background:var(--surface);z-index:2;gap:20px;padding:0 20px;position:sticky;top:0}.description-content h1{margin:16px 0;font-size:24px}.description-content h2{font-size:14px;font-family:var(--font-ui);margin:28px 0 12px}.description-content p{color:var(--muted);font-size:13px;line-height:1.8}.description-tags{flex-wrap:wrap;align-items:center;gap:8px;margin:16px 0 24px;display:flex}.example{border-left:2px solid var(--control-border);margin:20px 0;padding:4px 0 4px 14px}.example strong{margin-bottom:6px;font-size:11px;display:block}.example pre{color:var(--muted);font-size:11px}.constraint-list{color:var(--muted);padding-left:16px;font-size:12px;line-height:2}.splitter{cursor:col-resize;background:var(--bg);border-left:1px solid var(--border);border-right:1px solid var(--border);touch-action:none;flex-shrink:0;width:5px}.splitter:hover{background:var(--accent)}.editor-pane{background:var(--surface);flex-direction:column;flex:1;min-width:0;display:flex;position:relative}.editor-bar{border-bottom:1px solid var(--border);font:10px var(--font-code);color:var(--muted);justify-content:space-between;align-items:center;min-height:44px;padding:8px 16px;display:flex}.editor-body{flex:1;min-height:180px;position:relative}.editor-bottom{border-top:1px solid var(--border);font:9px var(--font-code);color:var(--muted);justify-content:space-between;align-items:center;padding:6px 16px;display:flex}.results-panel{resize:vertical;border-top:1px solid var(--border);background:var(--surface);height:32%;min-height:150px;max-height:65%;animation:slide-up var(--normal) ease-out;overflow:auto}.results-panel>.tabs{background:var(--surface);z-index:1;gap:24px;padding:0 20px;position:sticky;top:0}.test-tabs{flex-wrap:wrap;gap:8px;margin-bottom:16px;display:flex}.test-tab{border:1px solid var(--border);background:var(--elevated);border-radius:var(--radius-sm);color:var(--muted);align-items:center;gap:6px;padding:5px 10px;font-size:11px;display:flex}.test-tab.active{border-color:var(--control-border);color:var(--text)}.case-fields{grid-template-columns:1fr 1fr;gap:12px;display:grid}.case-field{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);min-width:0;padding:10px 12px}.case-field label{color:var(--muted);margin-bottom:5px;font-size:10px}.case-field pre{font-size:11px}.verdict{font:500 16px var(--font-display);align-items:center;gap:8px;margin-bottom:16px;display:flex}.verdict .meta{font:10px var(--font-code);color:var(--muted);margin-left:auto}.workspace.focus-mode{background:var(--bg);z-index:60;height:100vh;position:fixed;inset:0}.workspace-mobile-tabs{display:none}.hint-item{border-bottom:1px solid var(--border);padding:16px 0;font-size:12px;line-height:1.7}.note-editor{min-height:300px;font:12px/1.8 var(--font-code)}.danger-banner{background:var(--danger);padding:8px 20px}@supports (color:color-mix(in lab, red, red)){.danger-banner{background:color-mix(in srgb, var(--danger) 9%, var(--surface))}}.danger-banner{border-bottom:1px solid var(--danger);color:var(--danger-text);justify-content:space-between;align-items:center;gap:8px;font-size:11px;display:flex}.modal{border:1px solid var(--control-border);background:var(--surface);color:var(--text);border-radius:var(--radius-lg);width:calc(100vw - 32px);max-width:540px;max-height:85vh;padding:0;overflow:auto}.modal::backdrop{background:var(--overlay);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.modal-header{justify-content:space-between;align-items:center;gap:16px;padding:24px 24px 16px;display:flex}.modal-body{padding:8px 24px 24px}.modal-body p{color:var(--muted);margin-bottom:20px;font-size:12px}.modal-actions{justify-content:flex-end;gap:8px;margin-top:24px;display:flex}.field-grid{grid-template-columns:1fr 1fr;gap:16px;display:grid}.command-input{border:0!important;border-bottom:1px solid var(--border)!important;background:0 0!important;border-radius:0!important;padding:20px!important;font-size:14px!important}.command-results{max-height:400px;padding:8px;overflow:auto}.command-item{text-align:left;width:100%;color:var(--text);border-radius:var(--radius-sm);background:0 0;border:0;justify-content:space-between;align-items:center;padding:12px;font-size:12px;display:flex}.command-item:hover,.command-item:focus-visible{background:var(--elevated)}.command-item small{color:var(--muted)}.toast{z-index:100;border:1px solid var(--control-border);border-radius:var(--radius);background:var(--elevated);align-items:center;gap:10px;max-width:400px;padding:14px 18px;font-size:12px;display:flex;position:fixed;bottom:28px;right:28px}.settings-content{max-width:780px}.settings-section{border-bottom:1px solid var(--border);grid-template-columns:190px minmax(0,1fr);gap:24px;padding:28px 0;display:grid}.settings-section h2{font-size:14px}.settings-section>div:first-child>p{color:var(--muted);margin-top:8px;font-size:11px}.settings-fields{flex-direction:column;gap:20px;display:flex}.settings-fields p{color:var(--muted);font-size:12px}.option-row{flex-wrap:wrap;gap:8px;display:flex}.option-button{border:1px solid var(--control-border);border-radius:var(--radius-sm);background:var(--surface);color:var(--muted);padding:10px 16px;font-size:12px}.option-button.active{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}.section-grid{grid-template-columns:repeat(3,1fr);gap:20px;display:grid}.list-card{flex-direction:column;min-height:200px;display:flex}.list-card h2{margin:16px 0 8px}.list-card p{color:var(--muted);flex:1;font-size:12px}.list-card .between{margin-top:24px}.review-card{text-align:center;max-width:720px;margin:32px auto;padding:48px}.review-card h2{margin:24px 0 12px;font-size:24px}.rating-grid{grid-template-columns:repeat(4,1fr);gap:8px;margin-top:24px;display:grid}.rating-grid button{flex-direction:column;gap:3px}.rating-grid small{color:var(--muted);font-size:10px;font-weight:400}.timeline{margin:0;padding-left:0;list-style:none}.timeline li{border-left:1px solid var(--border);margin-left:6px;padding:0 0 24px 24px;font-size:12px;position:relative}.timeline li:before{content:"";background:var(--muted);border-radius:50%;width:7px;height:7px;position:absolute;top:5px;left:-4px}.timeline li small{color:var(--muted);font:10px var(--font-code);margin-bottom:4px;display:block}.submission-row{border-bottom:1px solid var(--border);grid-template-columns:1.5fr 120px 100px 120px 40px;align-items:center;gap:16px;padding:16px 20px;font-size:12px;display:grid}.submission-row:last-child{border:0}.detail-grid{grid-template-columns:1.2fr 1fr;gap:24px;display:grid}.code-view{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);max-height:600px;color:var(--muted);padding:20px;overflow:auto}.shortcuts{grid-template-columns:1fr auto;gap:16px;font-size:12px;display:grid}.article{max-width:760px}.article h2{margin:32px 0 12px}.article p{color:var(--muted);margin:16px 0;font-size:14px}.article ul{color:var(--muted);padding-left:20px;line-height:2}.skeleton{background:var(--border);border-radius:var(--radius-sm);animation:1.5s infinite pulse}.page-loading{grid-template-columns:repeat(4,1fr);gap:16px;padding:40px;display:grid}.page-loading .skeleton{height:120px}.page-loading .skeleton:first-child{grid-column:1/-1;height:60px}.editor-loading{flex-direction:column;gap:14px;height:100%;padding:28px;display:flex}.editor-loading .skeleton{width:65%;height:12px}.editor-loading .skeleton:nth-child(2n){width:45%}.editor-loading p{font:11px var(--font-code);color:var(--muted);margin-bottom:16px}.mobile-nav,.show-mobile{display:none}.error-box{border:1px solid var(--danger);border-radius:var(--radius);color:var(--danger-text);padding:16px;font-size:12px}.achievement{border-bottom:1px solid var(--border);align-items:center;gap:12px;padding:16px 0;display:flex}.achievement.locked{opacity:.5}.achievement strong{font-size:12px;font-weight:500}.achievement small{color:var(--muted);font-size:10px;display:block}.form-stack{flex-direction:column;gap:20px;display:flex}.author-content{max-width:920px}.check-row{align-items:flex-start;gap:12px;font-size:12px;line-height:1.7;display:flex}.check-row input{margin-top:3px}.plan-days{grid-template-columns:repeat(10,1fr);gap:8px;margin:24px 0;display:grid}.plan-day{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);text-align:center;font:11px var(--font-code);color:var(--muted);padding:12px 4px}.plan-day.done{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}.prose-code{font:11px/1.9 var(--font-code);white-space:pre-wrap;overflow-wrap:anywhere;color:var(--muted)}.list-picker{border-bottom:1px solid var(--border);align-items:center;gap:10px;padding:12px 0;font-size:12px;display:flex}.list-picker span{flex:1}.fullspan{grid-column:1/-1}.fade-in{animation:slide-up var(--normal) ease-out}@keyframes slide-up{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{50%{opacity:.5}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}@media (min-width:1600px){.content{padding-top:48px}.dash-grid{gap:24px}.practice-card{min-height:280px}}@media (max-width:1200px){.sidebar{width:200px}.main-shell{margin-left:200px}.content{padding:28px 24px}.topbar{padding:0 24px}.stat-card{padding:18px}.table-header,.problem-row{grid-template-columns:28px minmax(160px,1fr) 80px minmax(120px,.7fr) 28px;gap:12px}.search-trigger{min-width:190px}.workspace-toolbar{flex-wrap:wrap}.workspace-toolbar h1{max-width:220px}.watch-pill{font-size:9px}}@media (max-width:1023px){.sidebar{width:180px;padding-left:12px;padding-right:12px}.main-shell{margin-left:180px}.wordmark{padding-left:8px;font-size:24px}.stat-grid{grid-template-columns:repeat(2,1fr)}.dash-grid{grid-template-columns:1fr}.heatmap-card{grid-column:auto}.daily-card{min-height:220px}.section-grid{grid-template-columns:repeat(2,1fr)}.search-trigger{width:180px;min-width:0}.topbar-actions{gap:8px}.local-note{padding:12px 8px}.description-pane{min-width:0;width:100%!important}.editor-pane{flex:initial;width:100%;min-width:0}.splitter{display:none}.workspace-mobile-tabs{border-bottom:1px solid var(--border);gap:24px;min-height:42px;padding:0 20px;display:flex}.workspace-mobile-tabs button{padding:10px 0}.workspace-body[data-mobile=description] .editor-pane,.workspace-body[data-mobile=code] .description-pane{display:none}.workspace-toolbar{padding:10px 16px}.detail-grid{grid-template-columns:1fr}.case-fields{grid-template-columns:1fr 1fr}.topbar .breadcrumb>span,.problem-topics{display:none}.table-header,.problem-row{grid-template-columns:28px minmax(160px,1fr) 80px 28px}.table-header>span:nth-child(4){display:none}.settings-section{grid-template-columns:150px 1fr}.submission-row{grid-template-columns:1fr 110px 90px}.submission-row>:nth-child(4),.submission-row>:nth-child(5){display:none}}@media (max-width:767px){.sidebar{display:none}.main-shell{margin-left:0}.topbar{height:60px;padding:0 20px}.topbar .breadcrumb{font-size:13px}.topbar .breadcrumb>svg{display:none}.topbar-actions .search-trigger{border:0;justify-content:center;width:32px;min-width:32px;padding:4px}.search-trigger span,.search-trigger kbd{display:none}.content{padding:28px 20px 96px}.page-heading{align-items:flex-start}.page-heading h1{font-size:28px}.page-heading .btn{padding:8px 10px;font-size:11px}.stat-grid{gap:12px;margin-bottom:20px}.stat-card{padding:16px}.stat-value{margin:12px 0 6px;font-size:28px}.stat-caption{font-size:9px}.dash-grid{gap:16px}.card{padding:20px}.practice-card h2{font-size:22px}.practice-card p{max-width:75%}.code-watermark{font-size:80px;top:64px;right:20px}.onboarding-banner{align-items:flex-start;padding:16px}.onboarding-banner p{font-size:10px}.filterbar{gap:8px}.filterbar .search-field{flex-basis:100%}.filterbar select{flex:1;min-width:0;padding:8px;font-size:11px}.problem-table{overflow:auto}.table-header,.problem-row{grid-template-columns:24px minmax(160px,1fr) 65px 24px;gap:8px;padding:14px 12px}.problem-row .problem-title{font-size:12px}.table-header,.badge{font-size:9px}.tabs{gap:20px}.tab{font-size:11px}.section-grid{grid-template-columns:1fr}.mobile-nav{z-index:50;height:64px;padding:4px 8px max(4px, env(safe-area-inset-bottom));background:var(--surface);border-top:1px solid var(--border);justify-content:space-around;display:flex;position:fixed;bottom:0;left:0;right:0}.mobile-nav a{color:var(--muted);flex-direction:column;justify-content:center;align-items:center;gap:4px;min-width:52px;font-size:9px;display:flex}.mobile-nav a.active{color:var(--accent)}.workspace{height:calc(100dvh - 124px)}.workspace-toolbar{gap:8px;min-height:92px}.workspace-toolbar>.row:first-child{flex:1;min-width:100%}.workspace-toolbar h1{max-width:220px;font-size:12px}.workspace-toolbar .row:last-child{flex:1;justify-content:space-between}.workspace-toolbar .timer{margin-left:auto}.workspace-toolbar .hide-mobile{display:none}.workspace-toolbar select{max-width:135px}.show-mobile{display:block}.description-content{padding:20px}.description-content h1{font-size:22px}.results-panel{height:40%;min-height:150px}.case-fields{grid-template-columns:1fr}.editor-bottom{padding:6px 10px;font-size:8px}.settings-section{grid-template-columns:1fr;gap:20px;padding:24px 0}.settings-section>div:first-child>p{margin-top:4px}.settings-fields{gap:16px}.field-grid{grid-template-columns:1fr}.review-card{padding:28px 16px}.review-card h2{font-size:22px}.rating-grid{gap:6px}.rating-grid .btn{padding:8px 6px;font-size:10px}.submission-row{grid-template-columns:1fr 100px;gap:12px;padding:14px 12px;font-size:11px}.submission-row>:nth-child(3){display:none}.toast{max-width:none;bottom:80px;left:16px;right:16px}.plan-days{grid-template-columns:repeat(5,1fr)}.page-loading{grid-template-columns:1fr 1fr;padding:20px}.modal-actions{flex-wrap:wrap}.topbar .brand-icon{width:24px;height:24px;font-size:20px}.description-pane .tabs{gap:20px}.heatmap{grid-template-rows:repeat(7,9px)}.heat-cell{width:9px;height:9px}.modal-header{padding:20px}.modal-body{padding:8px 20px 20px}.card-heading{margin-bottom:16px}}.workspace-title{font-family:var(--font-display);letter-spacing:-.2px;font-size:14px;font-weight:600;line-height:1.3}@media (max-width:767px){.workspace-title{text-overflow:ellipsis;white-space:nowrap;max-width:180px;font-size:12px;overflow:hidden}.workspace-toolbar>.row:last-child{gap:6px;min-width:0}.workspace-toolbar select{width:112px;max-width:112px;padding-right:10px}.workspace-toolbar .btn{padding:8px 10px;font-size:11px}.workspace-toolbar .timer{font-size:10px}.workspace-toolbar .watch-pill{margin-left:auto}.workspace-toolbar .watch-pill .dot{display:none}.hide-mobile{display:none!important}}.iw-logo{align-items:center;gap:.2em;display:inline-flex}.iw-logo-word{font-family:var(--font-display);letter-spacing:-.02em;color:var(--ink);font-weight:800;line-height:1}.iw-mark{flex:none;width:1.25em;height:1.25em;display:block;overflow:visible}.iw-mark-dark,:root[data-theme=dark] .iw-mark-light{display:none}:root[data-theme=dark] .iw-mark-dark{display:inline}.sidebar .iw-mark{width:40px;height:40px}.retro-icon{vertical-align:-.18em;flex:none;display:inline-block;overflow:visible}span.retro-icon>.retro-mark{width:100%;height:100%;margin:0;display:block;position:static}body{background-image:var(--paper-grain);background-size:160px 160px;font-size:15px;line-height:1.65}h1,h2,h3,h4{font-weight:700}h1{letter-spacing:-1.4px;font-size:38px}p{line-height:1.7}a:hover,.accent{color:var(--accent-text)}.sidebar{background:var(--surface);border-right:2px solid var(--ink);background-image:var(--paper-grain);width:216px;padding-top:24px}.main-shell{margin-left:216px}.wordmark{font:900 35px/1.1 var(--font-display);letter-spacing:-2px;gap:6px;padding:0 10px 32px}.brand-icon{background:var(--accent-2);border:2px solid var(--ink);box-shadow:2px 2px 0 var(--shadow-ink);color:var(--on-accent);font:700 24px var(--font-ui);letter-spacing:0;border-radius:4px;padding:0}.brand-dot{background:var(--accent);width:9px;height:25px;margin-left:3px;font-size:0;display:inline-block}.sidebar-caption{font:700 10px var(--font-ui);letter-spacing:1.4px;border-bottom:1px dashed var(--ink);margin-top:20px;padding-bottom:8px}.nav-link{color:var(--text);border:1px solid #0000;border-radius:4px;gap:10px;padding:9px 12px;font-size:13px}.nav-link:hover{background:var(--bg);border-color:var(--ink)}.nav-link.active{color:var(--text);background:var(--accent-2);border:2px solid var(--ink);box-shadow:2px 2px 0 var(--shadow-ink);padding:8px 11px}.nav-link.active:before{display:none}:root[data-theme=dark] .nav-link.active{color:var(--on-accent)}.nav-count{font:10px var(--font-ui);border-color:currentColor}.sidebar-bottom{padding-top:12px}.local-note{border:1px dashed var(--ink);border-radius:0;padding:12px;font-size:10px;position:relative}.profile-link{border-top:2px solid var(--ink)}.avatar{border:2px solid var(--ink);background:var(--accent-2);color:var(--on-accent);font:700 14px var(--font-ui);border-radius:6px;transform:rotate(-4deg)}.topbar{border-bottom:2px solid var(--ink);background:var(--surface);height:68px;padding:0 36px}.breadcrumb{color:var(--muted);font-size:12px}.search-trigger{border:1px solid var(--ink);box-shadow:2px 2px 0 var(--shadow-ink);background:var(--bg);border-radius:4px;min-height:34px;font-size:11px}.icon-button{color:var(--text);border-radius:4px}.icon-button:hover{background:var(--accent-2);color:var(--on-accent);border-color:var(--ink)}.content{max-width:1520px;padding:36px}.eyebrow{font:700 10px/1.6 var(--font-ui);letter-spacing:1.4px}.page-heading{margin-bottom:32px}.page-heading .eyebrow{color:var(--accent-text)}.page-heading p{max-width:620px;font-size:13px}.btn{font:700 12px/1.5 var(--font-ui);border:2px solid var(--ink);box-shadow:3px 3px 0 var(--shadow-ink);background:var(--accent);min-height:42px;color:var(--on-accent);transition:transform var(--fast) ease-out, box-shadow var(--fast) ease-out, background var(--fast) ease-out;border-radius:4px;padding:10px 16px}.btn:hover{filter:none;box-shadow:5px 5px 0 var(--shadow-ink);color:var(--on-accent);transform:translate(-1px,-2px)}.btn:active{box-shadow:0 0 0 var(--shadow-ink);transform:translate(3px,3px)}.btn:disabled{box-shadow:1px 1px 0 var(--shadow-ink);opacity:.5;transform:none}.btn.secondary{background:var(--surface);border-color:var(--ink);color:var(--text)}.btn.secondary:hover{background:var(--accent-2);color:var(--on-accent);border-color:var(--ink)}.btn.ghost{box-shadow:none;color:var(--text);background:0 0;border:1px solid #0000}.btn.ghost:hover{box-shadow:none;border-color:var(--ink);background:var(--bg);color:var(--text);transform:none}.btn.danger{background:var(--surface);border:2px solid var(--danger-text);color:var(--danger-text)}.btn.small{min-height:32px;padding:5px 10px;font-size:11px}kbd{font-family:var(--font-ui);border:1px solid var(--ink);background:var(--surface);color:var(--text);border-bottom-width:3px;border-radius:3px;font-size:10px}.card{border:2px solid var(--ink);box-shadow:var(--shadow);background:var(--surface);border-radius:6px;position:relative}.card-heading h2{font:700 14px var(--font-ui)}.badge{font:12px/1.4 var(--font-stamp);letter-spacing:.2px;text-transform:uppercase;border:1px solid;border-radius:2px;padding:4px 8px;transform:rotate(-2deg)}.badge.easy,.badge.clean{border-color:var(--success-text);color:var(--success-text);background:0 0}.badge.medium,.badge.minor{border-color:var(--warning-text);color:var(--warning-text);background:0 0}.badge.hard,.badge.flagged{border-color:var(--danger-text);color:var(--danger-text);background:0 0}.chip{background:var(--accent-2)}@supports (color:color-mix(in lab, red, red)){.chip{background:color-mix(in srgb, var(--accent-2) 18%, var(--surface))}}.chip{border:1px solid var(--ink);color:var(--text);border-radius:1px;font-size:10px;transform:rotate(.5deg)}.text-link{text-underline-offset:4px;color:var(--text);font-size:12px;-webkit-text-decoration:underline dotted;text-decoration:underline dotted}.text-link:hover{color:var(--accent-text)}.stat-grid{gap:20px}.stat-card{border-bottom-style:dashed;border-radius:2px;padding:20px 22px}.stat-label{letter-spacing:.2px;font-size:11px}.stat-value{font:700 38px/1.2 var(--font-display);margin:14px 0 8px}.stat-value span{font:12px var(--font-ui)}.stat-caption{font-size:10px}.practice-card{background:var(--surface);min-height:260px}.practice-card h2{font-size:30px}.practice-card .eyebrow{color:var(--accent-text)}.practice-card p{font-size:13px}.code-watermark{color:var(--heat-empty);letter-spacing:-12px;font-size:82px}.daily-card{border-top:2px solid var(--ink);background:var(--accent-2)}@supports (color:color-mix(in lab, red, red)){.daily-card{background:color-mix(in srgb, var(--accent-2) 16%, var(--surface))}}.daily-card h3{font-size:26px}.heat-cell{background:var(--heat-empty);border-radius:0}.heat-cell.l4{background:var(--accent-3)}.progress-track{border:1px solid var(--ink);background:var(--bg);border-radius:0;height:8px}.progress-fill{background:var(--accent-3);border-radius:0}.topic-row .between{font-size:12px}.review-mini{border-bottom:1px dashed var(--ink);padding:14px 0}.review-mini strong{font-size:13px;font-weight:700}.review-mini small{font-size:11px}.onboarding-banner{border:2px dashed var(--ink);background:var(--surface);border-radius:2px;margin-top:28px}.onboarding-banner strong{font-family:var(--font-ui);font-weight:700}.empty strong{font-size:15px;font-family:var(--font-display);font-weight:700}.empty p{font-size:12px}.empty-icon{border:1px dashed var(--ink);background:var(--bg);border-radius:2px}.screen-note{background:var(--accent-2)}@supports (color:color-mix(in lab, red, red)){.screen-note{background:color-mix(in srgb, var(--accent-2) 16%, var(--surface))}}.screen-note{border:1px dashed var(--ink);color:var(--text);border-radius:1px;font-size:12px}input:not([type=checkbox]):not([type=range]),textarea,select{border:1px solid var(--ink);background:var(--surface);border-bottom-width:2px;border-radius:3px;font-size:13px}input::placeholder,textarea::placeholder{color:var(--muted)}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,[tabindex]:focus-visible{outline:3px dashed var(--accent-text);outline-offset:4px}.tabs{border-bottom:2px solid var(--ink);gap:20px}.tab{font-family:var(--font-ui);border-bottom-width:3px;font-size:12px}.tab.active{border-color:var(--accent-text);font-weight:700}.filterbar{z-index:5;background:var(--bg);margin-top:-12px;padding:12px 0;position:sticky;top:0}.filterbar select,.search-field input{border:2px solid var(--ink);background-color:var(--surface);min-height:42px}.problem-table{box-shadow:none;background:0 0;border:0;overflow:visible}.table-header{letter-spacing:1px;background:0 0;border:0;padding-left:14px;padding-right:20px;font-size:10px}.problem-row{box-shadow:3px 3px 0 var(--shadow-ink);background:var(--surface);border-radius:3px;min-height:84px;margin-bottom:12px;padding-left:14px;position:relative;border:2px solid var(--ink)!important}.problem-row:before{content:"";border-left:1px dashed var(--ink);pointer-events:none;position:absolute;top:0;bottom:0;left:66px}.problem-row:hover{background:var(--accent-2)}@supports (color:color-mix(in lab, red, red)){.problem-row:hover{background:color-mix(in srgb, var(--accent-2) 12%, var(--surface))}}.problem-row:hover{transform:translateY(-1px)}.problem-row .problem-title{font:700 17px var(--font-display);padding-left:6px}.problem-index{font-size:12px!important}.problem-table .table-header{min-height:42px}.problem-title small{font:10px var(--font-ui);color:var(--muted);margin-top:5px;display:block}.problem-topics{gap:8px}.workspace{gap:0;height:calc(100dvh - 68px);padding:0 12px 12px}.workspace-toolbar{border-bottom:0;flex-wrap:wrap;min-height:70px;padding:12px 4px}.workspace-title{font:700 16px var(--font-display)}.watch-pill{color:var(--success-text);font:11px var(--font-stamp);text-transform:uppercase;border:1px solid;padding:4px 7px;transform:rotate(-2deg)}.workspace-toolbar select{background:var(--surface);border:1px solid var(--ink)}.workspace-body{gap:8px;min-height:0;overflow:visible}.description-pane{border:2px solid var(--ink);box-shadow:3px 3px 0 var(--shadow-ink);border-radius:4px;min-width:260px;position:relative}.description-pane .tabs{background:var(--bg);border-bottom:2px solid var(--ink);gap:16px;padding:0 16px;position:sticky}.description-pane:before{content:"problem.txt";font:700 11px var(--font-ui);letter-spacing:1px;background:var(--accent-2);color:var(--on-accent);border-bottom:2px solid var(--ink);z-index:3;padding:8px 16px;display:block;position:sticky;top:0}.description-pane .tabs{top:35px}.description-content{padding:24px}.description-content h1{letter-spacing:-1px;font-size:30px}.description-content h2{font:700 16px var(--font-display)}.description-content p{font:16px/1.65 var(--font-ui);max-width:70ch;color:var(--text)}.description-content .constraint-list{color:var(--muted);font-size:12px}.description-content .example{border-left:3px solid var(--accent-3);padding-left:16px}.description-content .example pre{font-size:12px}.description-content .example p{color:var(--muted);margin-top:8px;font-size:12px}.splitter{background:0 0;border:0;width:5px;margin:0 -4px;position:relative}.splitter:after{content:"";border:1px dashed var(--ink);position:absolute;inset:40% 1px}.editor-pane{border:2px solid var(--ink);box-shadow:3px 3px 0 var(--shadow-ink);border-radius:4px}.editor-bar{background:var(--bg);border-bottom:2px solid var(--ink);font:700 11px var(--font-ui);color:var(--text);min-height:37px;padding:5px 14px}.editor-bar>.row{gap:2px}.editor-bar .icon-button{width:24px;min-width:24px;min-height:24px}.editor-bottom{border-top:1px dashed var(--ink);background:var(--surface);gap:10px;padding:7px 10px;font-size:9px}.results-panel{border-top:2px solid var(--ink);background:var(--surface);min-height:190px}.results-panel>.tabs{background:var(--bg);border-bottom:2px solid var(--ink);gap:24px;padding:0 16px}.results-panel>.tabs:before{content:"results.log";font:700 10px var(--font-ui);align-self:center;margin-right:auto}.results-panel .tab{font-size:11px}.results-content{padding:16px}.test-tab{border:1px solid var(--ink);box-shadow:1px 1px 0 var(--shadow-ink);background:var(--surface);border-radius:2px;font-size:11px}.test-tab.active{background:var(--accent-2);color:var(--on-accent)}.case-field{border:1px dashed var(--ink);background:var(--bg);border-radius:1px}.verdict{font:24px var(--font-stamp);text-transform:uppercase;width:fit-content;animation:stamp-in var(--normal) ease-out;border:3px double;padding:8px 12px;transform:rotate(-2deg)}.verdict .meta{font:10px var(--font-ui);text-transform:none;margin-left:16px}.danger-banner{border:2px solid var(--danger-text);flex-wrap:wrap;margin-bottom:8px;font-size:11px}.workspace.focus-mode{height:100dvh;padding-top:0}.modal{border:2px solid var(--ink);box-shadow:8px 8px 0 var(--shadow-ink);background:var(--surface);background-image:var(--paper-grain);border-radius:4px}.modal-header{border-bottom:1px dashed var(--ink);background:var(--bg);margin-bottom:12px}.modal-header h2{font-size:24px}.modal-body p{font-size:13px}.toast{border:2px solid var(--ink);box-shadow:var(--shadow);background:var(--accent-2);color:var(--on-accent);border-radius:2px;font-size:13px}.toast .accent{color:var(--on-accent)}.settings-section{border-bottom:1px dashed var(--ink);padding:32px 0}.settings-section h2{font:700 20px var(--font-display)}.settings-section p{font-size:13px}.option-button{border:2px solid var(--ink);box-shadow:2px 2px 0 var(--shadow-ink);background:var(--surface);color:var(--text);border-radius:3px;font-size:12px}.option-button.active{background:var(--accent-2);border-color:var(--ink);color:var(--on-accent)}.review-card{border-top:10px solid var(--accent-3);border-radius:1px;transform:rotate(-.5deg)}.review-card h2{font-size:32px}.timeline li{border-left:2px dashed var(--ink)}.timeline li:before{background:var(--accent-3);border:1px solid var(--ink);width:9px;height:9px;left:-5px}.code-view{border:1px solid var(--ink);background:var(--bg);color:var(--text);border-radius:2px}.submission-row{background:var(--surface);box-shadow:3px 3px 0 var(--shadow-ink);margin-bottom:12px;border:2px solid var(--ink)!important}.submission-row strong{font:700 17px var(--font-display)}.achievement{border-bottom:1px dashed var(--ink)}.achievement.locked{opacity:1;border-bottom-style:dashed}:root[data-theme=dark] .daily-card,:root[data-theme=dark] .screen-note{background:var(--surface)}.plan-day{border:1px solid var(--ink);box-shadow:2px 2px 0 var(--shadow-ink);background:var(--surface);border-radius:2px}.plan-day.done{background:var(--accent-3);color:var(--on-accent);border-color:var(--ink)}.article p{color:var(--text);font-size:16px}.skeleton{background:var(--heat-empty);border-radius:0}.landing-shell .sidebar{display:none}.landing-shell .main-shell{margin-left:0}.landing-shell .topbar{background:var(--bg);max-width:none;height:88px;padding:0 max(32px,50vw - 640px)}.landing-shell .topbar .breadcrumb,.landing-brand{display:none}.landing-shell .landing-brand{margin:0;padding:0;font-size:36px;display:flex}.landing-shell .topbar-actions{margin-left:auto}.landing-navigation{align-items:center;gap:28px;margin-left:48px;font-size:13px;display:flex}.landing-shell .mobile-nav{display:none}.landing{max-width:1280px;margin:auto;padding:0 36px}.hero-kicker{font:700 11px var(--font-ui);letter-spacing:1px;align-items:center;gap:10px;display:flex}.hero-kicker:before{content:"";background:var(--accent-3);border:1px solid var(--ink);width:8px;height:8px}.landing-hero{grid-template-columns:1.12fr 1fr;align-items:center;gap:28px;padding:60px 0 52px;display:grid;position:relative}.landing-hero h1{font:900 clamp(56px, 6.2vw, 88px) / 1.03 var(--font-display);letter-spacing:-4px;max-width:700px;margin:20px 0 24px}.landing-hero h1 em{color:var(--accent-text);font-style:normal}.hero-copy{max-width:450px;color:var(--muted);margin-bottom:28px;font-size:15px}.hero-actions{flex-wrap:wrap;gap:16px;display:flex}.hero-actions .btn{padding:13px 24px;font-size:13px}.hero-note{color:var(--muted);align-items:center;gap:7px;margin-top:20px;font-size:10px;display:flex}.hero-art{padding:28px 0 12px;position:relative}.typewriter-art{width:100%;height:auto;color:var(--ink);overflow:visible}.hero-seal{border:3px double var(--accent-text);color:var(--accent-text);font:18px/1.1 var(--font-stamp);text-align:center;background:var(--bg);padding:12px 16px;position:absolute;top:0;right:4px;transform:rotate(10deg)}.art-caption{font:11px var(--font-ui);color:var(--muted);text-align:center;margin-top:4px}.hero-ticker{border-top:2px solid var(--ink);border-bottom:2px solid var(--ink);font:700 11px var(--font-ui);letter-spacing:1px;justify-content:space-between;align-items:center;gap:20px;padding:15px 4px;display:flex}.hero-ticker span{align-items:center;gap:10px;display:flex}.hero-ticker i{color:var(--accent-text);font-size:17px;font-style:normal}.landing-section{padding:52px 0 8px}.section-heading{justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:28px;display:flex}.section-heading h2{letter-spacing:-1.4px;font-size:36px}.section-heading .eyebrow{color:var(--accent-text);margin-bottom:8px}.section-heading p{color:var(--muted);margin-top:8px;font-size:12px}.chapter-grid{grid-template-columns:repeat(3,1fr);gap:24px;display:grid}.chapter-card{border:2px solid var(--ink);box-shadow:4px 4px 0 var(--shadow-ink);background:var(--surface);transition:transform var(--fast), box-shadow var(--fast);color:var(--text);border-radius:3px;padding:24px;display:block;position:relative}.chapter-card:hover{box-shadow:5px 7px 0 var(--shadow-ink);color:var(--text);transform:translateY(-3px)}.chapter-card .eyebrow{color:var(--muted);font-size:10px}.chapter-card :is(h2,h3){letter-spacing:-.8px;margin:18px 0 8px;font-size:27px}.chapter-card p{color:var(--muted);font-size:12px}.chapter-card .between{border-top:1px dashed var(--ink);margin-top:24px;padding-top:16px;font-size:11px}.level-key{border:2px solid var(--ink);box-shadow:3px 3px 0 var(--shadow-ink);background:var(--accent-2);width:48px;height:48px;color:var(--on-accent);font:700 20px var(--font-ui);border-radius:5px;place-items:center;display:grid}.chapter-card:nth-child(2) .level-key{background:var(--accent-3)}.chapter-card:nth-child(3) .level-key{background:var(--accent);transform:rotate(4deg)}.how-grid{grid-template-columns:repeat(3,1fr);gap:32px;padding:28px 0 40px;display:grid}.how-step{padding-left:50px;position:relative}.how-step .step-no{font:24px var(--font-stamp);border-bottom:2px solid var(--accent-text);color:var(--accent-text);position:absolute;top:0;left:0;transform:rotate(-6deg)}.how-step h3{margin-bottom:10px;font-size:23px}.how-step p{color:var(--muted);max-width:280px;font-size:12px}.path-intro{grid-template-columns:1fr auto;align-items:start;gap:24px;display:grid}.path-legend{border:1px dashed var(--ink);background:var(--surface);max-width:270px;padding:14px 18px;font-size:11px;transform:rotate(1deg)}.path-legend p{margin-top:6px;font-size:11px}.path-map{grid-template-columns:repeat(3,1fr);gap:32px;margin:36px 0;display:grid}.path-station{position:relative}.path-station:nth-child(3n+2){transform:translateY(16px)}.path-station:after{content:"";border-top:3px dotted var(--muted);pointer-events:none;width:34px;position:absolute;top:48%;right:-34px}.path-station:nth-child(3n):after{display:none}.path-station.locked .chapter-card{background:var(--bg)}.path-station.planned .chapter-card{box-shadow:2px 2px 0 var(--shadow-ink);border-style:dashed}.path-station .chapter-card{flex-direction:column;height:100%;min-height:268px;display:flex}.path-station .chapter-card p{flex:1}.path-status{font:10px var(--font-stamp);letter-spacing:.5px;text-transform:uppercase;border:1px solid;padding:4px 8px}.path-progress{font:11px var(--font-ui);color:var(--muted);margin:16px 0 8px}.primer{max-width:780px}.primer-body{max-width:70ch;font-size:17px;line-height:1.8}.primer-body p{margin-bottom:20px}.primer-example{border:2px solid var(--ink);box-shadow:3px 3px 0 var(--shadow-ink);background:var(--surface);font:13px/1.8 var(--font-code);margin:28px 0;padding:20px}.level-problems{margin:36px 0}.level-problem-link{border-bottom:1px dashed var(--ink);align-items:center;gap:16px;padding:18px 0;display:flex}.level-problem-link h3{font-size:21px}.level-problem-link p{color:var(--muted);margin-top:4px;font-size:11px}.level-problem-link .level-key{flex-shrink:0;width:36px;height:36px;font-size:14px}.archive-note{border:2px dashed var(--ink);background:var(--surface);margin-bottom:24px;padding:16px 20px;font-size:12px}.stamp{font-family:var(--font-stamp);text-transform:uppercase;letter-spacing:1px;border:3px double;padding:6px 12px;display:inline-block;transform:rotate(-4deg)}.palette-grid{grid-template-columns:repeat(auto-fill,minmax(min(100%,118px),1fr));gap:12px;min-width:0;display:grid}.palette-swatch{border:2px solid var(--ink);height:72px;font:11px var(--font-ui);color:var(--on-accent);align-items:end;padding:6px;display:flex}.swatch-label{color:var(--text);background:var(--surface);border:1px solid var(--ink);padding:2px 4px}.poster-specimen{font:900 56px/1.05 var(--font-display);letter-spacing:-2px}.workspace-mobile-tabs{border-bottom:2px solid var(--ink);margin-bottom:8px}.gate-banner{border:2px dashed var(--ink);background:var(--bg);justify-content:space-between;align-items:center;gap:12px;margin-bottom:8px;padding:14px 16px;font-size:12px;display:flex}.release-note{color:var(--muted);padding-top:12px;font-size:11px}.path-toggle{align-items:center;gap:8px;font-size:11px;display:flex}.path-toggle input{margin:0}.badge.level-badge{font-family:var(--font-ui);background:var(--heat-empty);letter-spacing:.4px;border:0;font-size:9px;transform:none}.mobile-nav{border-top:2px solid var(--ink);background:var(--surface)}.mobile-nav a.active{color:var(--accent-text);font-weight:700}.timeline li small{font-family:var(--font-ui)}.dot{background:var(--success-text)}.error-box{border-width:2px;border-radius:2px}.focus-mode .workspace-title{font-size:20px}@keyframes stamp-in{0%{opacity:0;transform:scale(1.15)rotate(-8deg)}to{opacity:1;transform:scale(1)rotate(-2deg)}}@media (max-width:1200px){.sidebar{width:196px}.main-shell{margin-left:196px}.content{padding:28px}.topbar{padding:0 28px}.landing-navigation{gap:20px;margin-left:32px}.hero-copy{font-size:14px}.landing-hero h1{font-size:72px}.chapter-card{padding:20px}.chapter-card :is(h2,h3){font-size:25px}.results-panel>.tabs:before{display:none}}@media (max-width:1023px){.sidebar{width:180px}.main-shell{margin-left:180px}.wordmark{font-size:30px}.content{padding:28px 24px}.nav-link{gap:8px;padding-left:8px;font-size:11px}.nav-link.active{padding-left:7px}.workspace-body{overflow:hidden}.description-pane{min-width:0}.editor-pane{flex:1}.workspace{padding:0 10px 12px}.workspace-toolbar{padding:10px 0}.landing-hero h1{letter-spacing:-3px;font-size:62px}.landing-hero{gap:16px;padding-top:40px}.hero-seal{font-size:14px;right:-4px}.landing-shell .topbar .search-trigger{display:none}.landing-navigation{gap:20px}.chapter-grid{gap:16px}.chapter-card :is(h2,h3){font-size:22px}.chapter-card{padding:18px}.path-map{grid-template-columns:repeat(2,1fr);gap:24px}.path-station:nth-child(3n+2){transform:none}.path-station:after{display:none}.path-station .chapter-card{min-height:255px}.path-intro{grid-template-columns:1fr}.path-legend{max-width:none}.hero-ticker{gap:12px;font-size:10px}.primer-body{font-size:16px}}@media (max-width:767px){.sidebar{display:none}.main-shell{margin-left:0}.topbar{height:60px;padding:0 18px}.content{padding:28px 18px 100px}.page-heading h1{font-size:32px}.page-heading{flex-wrap:wrap;gap:16px}.stat-grid{gap:14px}.stat-value{font-size:34px}.card{padding:18px}.stat-card{padding:16px}.practice-card{min-height:250px}.practice-card h2{font-size:28px}.practice-card p{font-size:12px}.stat-caption{font-size:9px}.table-header{display:none}.problem-row{grid-template-columns:24px minmax(130px,1fr) 62px 24px;gap:8px;min-height:85px;padding:15px 12px}.problem-row .problem-title{padding-left:10px;font-size:17px}.problem-row:before{left:50px}.problem-row .badge{padding:3px 5px;font-size:10px}.filterbar select{min-height:38px;font-size:11px}.filterbar{gap:8px}.problem-title small{font-size:9px}.workspace{height:calc(100dvh - 124px);padding:0 8px 8px}.workspace-toolbar{gap:8px;min-height:96px}.workspace-title{max-width:190px;font-size:14px}.watch-pill{padding:3px 5px;font-size:9px}.workspace-toolbar .btn{min-height:34px;padding:6px 9px;font-size:10px}.workspace-toolbar>.row:last-child{gap:7px}.workspace-toolbar select{width:108px;max-width:108px;padding-left:6px;font-size:10px}.workspace-toolbar .timer{font-size:10px}.description-content{padding:20px 16px}.description-content h1{font-size:28px}.description-pane .tabs{gap:16px;padding:0 12px}.description-pane:before{padding:6px 12px;font-size:10px}.description-pane .tabs{top:30px}.description-content p{font-size:16px}.workspace-mobile-tabs{gap:20px;min-height:42px;padding:0 8px}.workspace-mobile-tabs>span{display:none}.results-panel{height:40%;min-height:170px}.results-panel .tab{font-size:10px}.results-panel>.tabs{gap:18px;padding:0 12px}.editor-bottom{white-space:nowrap;min-height:26px;font-size:8px;overflow:hidden}.editor-bottom>span:last-child{text-overflow:ellipsis;overflow:hidden}.verdict{font-size:18px}.verdict .meta{margin-left:8px;font-size:9px}.landing{padding:0 22px}.landing-shell .topbar{gap:12px;height:76px;padding:0 22px}.landing-shell .landing-brand{font-size:31px}.landing-navigation{gap:16px;margin-left:auto;font-size:11px}.landing-navigation a:nth-child(2){display:none}.landing-shell .topbar-actions{gap:0;margin-left:0}.landing-shell .topbar-actions>a,.landing-shell .topbar-actions .search-trigger{display:none}.landing-hero{grid-template-columns:1fr;gap:24px;padding:40px 0 32px}.hero-kicker{letter-spacing:.8px;font-size:9px}.landing-hero h1{letter-spacing:-2.5px;margin:18px 0 20px;font-size:clamp(52px,13vw,72px);line-height:1.05}.hero-copy{max-width:100%;font-size:14px}.hero-actions{gap:12px}.hero-actions .btn{padding:12px 16px;font-size:11px}.hero-note{font-size:9px}.hero-art{width:100%;max-width:440px;margin:0 auto;padding:12px 16px 0}.hero-seal{padding:8px 12px;font-size:14px;top:0;right:0}.art-caption{font-size:10px}.hero-ticker{grid-template-columns:1fr 1fr;gap:12px;padding:16px 0;font-size:10px;display:grid}.hero-ticker span{gap:8px}.landing-section{padding-top:36px}.section-heading{align-items:flex-start;gap:12px}.section-heading h2{font-size:29px}.section-heading .text-link{white-space:nowrap;align-self:flex-end;font-size:10px}.section-heading p{font-size:11px}.chapter-grid{grid-template-columns:1fr;gap:20px}.chapter-card{padding:22px}.chapter-card :is(h2,h3){margin-top:14px;font-size:29px}.chapter-card .between{margin-top:18px}.chapter-card p{font-size:12px}.how-grid{grid-template-columns:1fr;gap:28px;padding-top:4px}.how-step h3{font-size:25px}.how-step p{max-width:none}.path-map{grid-template-columns:1fr;gap:24px}.path-station .chapter-card{min-height:240px}.path-intro .page-heading h1{font-size:36px}.path-legend{font-size:11px}.primer-body{font-size:16px}.primer-example{padding:14px;font-size:11px}.level-problem-link h3{font-size:20px}.settings-section{padding:28px 0}.settings-section h2{font-size:23px}.modal-header h2{font-size:24px}.submission-row strong{font-size:16px}.review-card{transform:none}.palette-grid{grid-template-columns:repeat(2,1fr)}.gate-banner{flex-direction:column;align-items:flex-start}.poster-specimen{font-size:44px}.path-toggle{font-size:10px}.error-box h1{font-size:24px}}.success{color:var(--success-text)}.warning{color:var(--warning-text)}.danger{color:var(--danger-text)}:root[data-motion=off] *,:root[data-motion=off] :before,:root[data-motion=off] :after{scroll-behavior:auto!important;transition:none!important;animation:none!important}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}dialog.modal{width:100%;max-width:none;height:100dvh;max-height:none;box-shadow:none;background:0 0;border:0;border-radius:0;margin:0;padding:20px;position:fixed;inset:0;overflow:hidden}dialog.modal[open]{place-items:center;display:grid}.modal-panel{overscroll-behavior:contain;background:var(--surface) var(--paper-grain);border:2px solid var(--ink);width:min(540px,100%);min-width:0;max-height:calc(100dvh - 40px);box-shadow:8px 8px 0 var(--shadow-ink);animation:dialog-open var(--normal) ease-out;border-radius:4px;overflow:auto}@keyframes dialog-open{0%{opacity:0;scale:.98}to{opacity:1;scale:1}}.brand-dot{animation:none}.sidebar{flex-direction:column;width:240px;padding:0;transition:width .16s;display:flex;overflow:visible}.main-shell{margin-left:240px;transition:margin-left .16s}.sidebar-brand{flex:0 0 68px;align-items:center;padding:0 20px;display:flex}.sidebar .wordmark{padding:0}.sidebar-tab-dock{z-index:3;width:44px;height:44px;position:absolute;top:12px;right:-23px}.sidebar-toggle{width:44px;min-width:44px;height:44px;min-height:44px;color:var(--on-accent);box-shadow:none;cursor:pointer;background:0 0;border:0;border-radius:0;place-items:center;padding:0;display:grid;position:relative}.sidebar-tab-key{pointer-events:none;width:48px;height:44px;position:absolute;inset:0;overflow:visible}.sidebar-tab-shadow{fill:var(--shadow-ink);transform:translate(2px,3px)}.sidebar-tab-face{fill:var(--surface);stroke:var(--ink);stroke-width:2px}.sidebar-tab-inset{fill:var(--accent-2)}.sidebar-toggle>svg:not(.sidebar-tab-key){pointer-events:none;position:relative}.sidebar-tab-inset,.sidebar-tab-shadow,.sidebar-toggle>svg:not(.sidebar-tab-key){transition:transform .12s}.sidebar-toggle:hover,.sidebar-toggle:active{box-shadow:none;background:0 0}.sidebar-toggle:hover .sidebar-tab-face,[data-preview-state=hover] .sidebar-tab-face{fill:var(--bg)}.sidebar-toggle:active .sidebar-tab-inset,.sidebar-toggle:active>svg:not(.sidebar-tab-key),[data-preview-state=pressed] .sidebar-tab-inset,[data-preview-state=pressed] .sidebar-toggle>svg:not(.sidebar-tab-key){transform:translate(1px,2px)}.sidebar-toggle:active .sidebar-tab-shadow,[data-preview-state=pressed] .sidebar-tab-shadow{transform:translate(1px,1px)}.sidebar-toggle:focus-visible,[data-preview-state=focus] .sidebar-toggle{outline:2px dashed var(--accent-text);outline-offset:4px}.sidebar-tab-note{border:2px solid var(--key-border);width:max-content;max-width:200px;color:var(--on-accent);background:var(--accent-2);box-shadow:var(--shadow);opacity:0;visibility:hidden;pointer-events:none;padding:6px 10px;font-size:12px;position:absolute;top:52px;left:0}.sidebar-tab-dock:hover .sidebar-tab-note,.sidebar-tab-dock:focus-within .sidebar-tab-note,[data-preview-state=hover] .sidebar-tab-note,[data-preview-state=focus] .sidebar-tab-note{opacity:1;visibility:visible}.sidebar-tab-dock[data-tooltip-dismissed=true] .sidebar-tab-note{opacity:0;visibility:hidden}.sidebar-scroll{overscroll-behavior:contain;flex:1;min-height:0;padding:0 12px 8px;overflow:hidden auto}@media (min-width:768px){.shell:not(.landing-shell) .topbar{padding-left:36px}}.sidebar .sidebar-caption{letter-spacing:.5px;margin:12px 8px 8px;font-size:12px}.sidebar .nav-link{gap:8px;min-height:44px;padding:8px;font-size:14px;line-height:1.4;position:relative}.sidebar .nav-link svg{flex-shrink:0;width:20px;height:20px}.nav-label{overflow-wrap:anywhere;min-width:0}.sidebar .nav-link.active{border-width:2px 2px 2px 6px;border-color:var(--key-border);color:var(--on-accent);padding-left:3px;font-weight:700}.sidebar .nav-count{flex-shrink:0;min-width:22px;margin-left:auto;font-size:12px}.sidebar .local-note,.sidebar .profile-link,.sidebar .profile-text small{font-size:12px}.sidebar .profile-text{overflow-wrap:anywhere;min-width:0}.sidebar .profile-link{gap:8px;padding:12px 4px}.sidebar .local-note{margin-bottom:12px;line-height:1.5}.sidebar .sidebar-bottom{margin-top:20px}.sidebar .nav-link.locked{color:var(--muted);cursor:default}.nav-lock{align-items:center;gap:4px;margin-left:auto;font-size:12px;display:flex}.sidebar[data-collapsed=true]{width:80px;padding-inline:0}.sidebar[data-collapsed=true] .sidebar-scroll{padding-inline:8px}.sidebar[data-collapsed=true] .nav-label,.sidebar[data-collapsed=true] .nav-count,.sidebar[data-collapsed=true] .sidebar-caption,.sidebar[data-collapsed=true] .brand-name,.sidebar[data-collapsed=true] .local-note,.sidebar[data-collapsed=true] .profile-text,.sidebar[data-collapsed=true] .nav-lock{display:none}.sidebar[data-collapsed=true] .nav-link{justify-content:center;margin-bottom:6px}.sidebar[data-collapsed=true] .profile-link{justify-content:center}.shell[data-sidebar-collapsed=true]>.main-shell{margin-left:80px}.nav-tooltip{width:max-content;max-width:min(240px,100vw - 16px);color:var(--on-accent);background:var(--accent-2);border:2px solid var(--key-border);box-shadow:var(--shadow);z-index:100;padding:8px 12px;font-size:14px;display:none;position:fixed;left:72px}.nav-link:hover .nav-tooltip,.nav-link:focus .nav-tooltip{display:block}.sidebar-specimen{border:2px solid var(--ink);flex-shrink:0;max-width:100%;height:620px;position:relative;inset:auto}.sidebar-specimens{flex-wrap:wrap;gap:40px;padding-right:28px;display:flex}.sidebar-state-example{gap:12px;width:240px;min-width:0;max-width:100%;display:grid}.scroll-specimen{border:2px solid var(--ink);max-height:160px;padding:12px;overflow:auto}.mobile-menu{display:none}.pagination{flex-wrap:wrap;align-items:center;gap:16px;padding:24px 0;display:flex}.path-unit{margin-top:36px;scroll-margin-top:80px}.foundation-lesson{gap:28px;min-width:0;margin-block:24px 32px;display:grid}.foundation-header,.foundation-explanation,.foundation-example,.foundation-recall{gap:12px;min-width:0;display:grid}.foundation-step{gap:24px;width:100%;min-width:0;display:grid}.foundation-lesson :is(h3,h4,p,pre){margin:0}.foundation-example>.btn{justify-self:start}.foundation-editor{min-width:0;height:224px}.foundation-actions{flex-wrap:wrap;gap:12px}.foundation-navigation{padding-top:4px}.foundation-step details[open]>:is(p,pre){margin-top:16px}.foundation-feedback:empty{display:none}@media (max-width:767px){.foundation-lesson{gap:24px}.foundation-step{gap:20px}.foundation-editor{height:200px}}.path-unit>p{max-width:74ch;color:var(--muted);margin:12px 0 24px}.path-chapter{max-width:none}.path-chapter .primer,.path-chapter .primer-body,.path-chapter .path-unit>p{width:100%;max-width:none}.mobile-nav a{text-align:center;min-height:64px;font-size:12px;line-height:1.2}.mobile-nav a svg{width:20px;height:20px}.mobile-nav a.active{border-top:4px solid var(--accent-text);font-weight:700}:root[data-theme=dark] .btn:disabled{opacity:1;color:var(--muted);background:var(--elevated);border-color:var(--muted);cursor:not-allowed}.btn:not(.secondary):not(.ghost):not(.danger):not(:disabled),.brand-icon,.avatar,.toast,.option-button.active,.test-tab.active,.level-key{border-color:var(--key-border)}.avatar svg,.achievement-icon{color:var(--on-accent)}.badge.level-badge{background:var(--badge-bg)}.chip{white-space:normal;overflow-wrap:anywhere;max-width:100%}.daily-card .between>.row{flex-wrap:wrap;min-width:0}.daily-card .between>.row .badge{flex-shrink:0}:root[data-theme=dark] .icon-button:hover,:root[data-theme=dark] .btn.secondary:hover{border-color:var(--key-border)}:root[data-theme=dark] :is(.onboarding-mascot,.milestone-icon,.milestone.completed,.sticky-note),:root[data-theme=dark] .onboarding-mascot svg,:root[data-theme=dark] .milestone-icon svg{color:var(--on-accent)}@media (max-width:767px){.sidebar-tab-dock,.sidebar:not(.sidebar-specimen){display:none}.main-shell,.shell[data-sidebar-collapsed=true]>.main-shell{margin-left:0}.mobile-menu{display:inline-flex}.mobile-nav{height:76px;padding-bottom:env(safe-area-inset-bottom)}.content{padding-bottom:100px}.modal-panel .nav-link{min-height:44px;font-size:14px}}@media (prefers-reduced-motion:reduce){.modal-panel{animation:none}.sidebar,.main-shell,.sidebar-tab-inset,.sidebar-tab-shadow,.sidebar-toggle>svg{transition:none}}:root[data-motion=off] :is(.sidebar,.main-shell,.sidebar-tab-inset,.sidebar-tab-shadow,.sidebar-toggle>svg){transition:none}:root[data-motion=off] .modal-panel{animation:none}@media (max-width:359px){.content{padding:20px 12px 104px}h1,.page-heading h1{letter-spacing:-.5px;font-size:28px}h1,h2,h3,p,.nav-label{overflow-wrap:anywhere}.topbar{gap:4px;padding-inline:8px}.breadcrumb>span,.breadcrumb>svg,.breadcrumb>strong,.topbar-actions>a{display:none}.topbar-actions,.breadcrumb{gap:4px}.topbar-actions{margin-left:auto}.stat-grid,.section-grid,.dash-grid,.path-map,.path-intro{grid-template-columns:minmax(0,1fr)}.card,.chapter-card{min-width:0;padding:12px}.section-grid>*,.dash-grid>*,.path-intro>*{min-width:0}.btn{white-space:normal;overflow-wrap:anywhere;flex-wrap:wrap;gap:4px;max-width:100%;min-height:44px;padding:8px}.btn.small{padding:8px 6px}.page-heading,.practice-meta,.card-heading,.daily-card .between{flex-wrap:wrap}.practice-card h2,.practice-card p{max-width:100%}.code-watermark{display:none}.mobile-nav{grid-template-columns:repeat(5,minmax(0,1fr));gap:0;display:grid}.mobile-nav a{overflow-wrap:anywhere;min-width:0;padding:6px 0}.modal-header,.modal-body{padding:12px}.modal-header h2{font-size:20px}.sidebar-specimens{gap:12px}.sidebar-specimen:not([data-collapsed=true]){width:100%}.sidebar-specimen .nav-link{flex-wrap:wrap}.sidebar-specimen .nav-label{flex:1}.palette-grid{grid-template-columns:minmax(0,1fr)}}.cx-grid{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;display:grid}.cx-chart{border:2px solid var(--border);border-radius:var(--radius);background:var(--surface);margin:0;padding:12px}.cx-chart figcaption{color:var(--muted);justify-content:space-between;gap:8px;margin-bottom:6px;display:flex}.cx-chart figcaption strong{color:var(--text)}.cx-chart svg{width:100%;height:auto;display:block}.cx-axis{stroke:var(--muted);stroke-width:1.5px}.cx-label{fill:var(--muted);font-size:10px}.cx-ghost{fill:none;stroke:var(--muted);stroke-width:1px;opacity:.3}.cx-line{fill:none;stroke-width:3.5px;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:1;stroke-dashoffset:0;animation:.9s ease-out cx-draw}.cx-dot{stroke:var(--ink);stroke-width:1.5px}.cx-note{color:var(--muted);margin:8px 0 0;font-size:.9em}.cx-slider{flex-direction:column;gap:6px;margin-top:16px;display:flex}.cx-slider input{width:100%;accent-color:var(--accent)}@keyframes cx-draw{0%{stroke-dashoffset:1px}to{stroke-dashoffset:0}}@media (prefers-reduced-motion:reduce){.cx-line{animation:none}}.level-badges{margin-top:24px;padding:24px}.badge-grid{grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:16px;margin:0;padding:0;list-style:none;display:grid}.level-badge{text-align:center;color:var(--text);border-radius:var(--radius);flex-direction:column;align-items:center;gap:4px;padding:8px 4px;text-decoration:none;display:flex;position:relative}.level-badge svg{width:84px;height:84px}.badge-hex{fill:var(--heat-empty);stroke:var(--muted);stroke-width:3px;stroke-linejoin:round}.badge-inner{fill:none;stroke:var(--muted);stroke-width:1.5px;stroke-linejoin:round;opacity:.5}.badge-ring{fill:none;stroke:var(--badge);stroke-width:4px;stroke-linecap:round}.badge-emblem{fill:none;stroke:var(--muted);stroke-width:2.6px;stroke-linecap:round;stroke-linejoin:round;opacity:.8}.badge-lock circle{fill:var(--surface);stroke:var(--muted);stroke-width:2px}.badge-lock rect{fill:var(--muted)}.badge-lock path{fill:none;stroke:var(--muted);stroke-width:1.8px;stroke-linecap:round}.level-badge.earned .badge-hex{fill:var(--badge);stroke:var(--ink)}.level-badge.earned .badge-inner{stroke:var(--ink);opacity:.45}.level-badge.earned .badge-emblem{stroke:var(--ink);opacity:1;stroke-width:3px}.level-badge:hover,.level-badge:focus-visible{background:var(--accent-soft)}.level-badge:focus-visible{outline:2px solid var(--accent);outline-offset:2px}@media (prefers-reduced-motion:no-preference){.level-badge{transition:background var(--fast)}}.profile-content{max-width:1120px}.profile-title{margin:0 0 24px}.profile-grid{grid-template-columns:minmax(280px,340px) minmax(0,1fr);align-items:start;gap:24px;display:grid}.profile-side,.profile-main{gap:24px;min-width:0;display:grid}.profile-main>.card,.profile-side>.card{padding:24px}.profile-identity{flex-wrap:wrap;align-items:center;gap:16px;display:flex}.profile-identity .profile-avatar{flex:none;width:72px;height:72px;font-size:30px}.profile-names{gap:2px;min-width:0;display:grid}.profile-names strong{font-family:var(--font-display);overflow-wrap:anywhere;font-size:22px}.profile-names span{overflow-wrap:anywhere}.stat-block h2{margin:0 0 16px;font-size:20px}.solved-layout{justify-items:center;gap:20px;display:grid}.solved-ring{width:148px;height:148px;position:relative}.solved-ring svg{width:100%;height:100%;display:block}.ring-track{fill:none;stroke:var(--heat-empty);stroke-width:9px}.ring-arc{fill:none;stroke-width:9px}.ring-label{text-align:center;place-content:center;display:grid;position:absolute;inset:0}.ring-label strong{font-family:var(--font-display);font-size:34px;line-height:1}.diff-list{gap:12px;width:100%;margin:0;padding:0;list-style:none;display:grid}.diff-list li{grid-template-columns:1fr auto;gap:4px 12px;display:grid}.diff-name{font-weight:700}.diff-bar{border:1.5px solid var(--border);background:var(--heat-empty);border-radius:4px;grid-column:1/-1;height:8px;overflow:hidden}.diff-bar i{height:100%;display:block}.accept-top{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-bottom:16px;display:grid}.accept-top div{align-content:start;gap:2px;display:grid}.accept-top strong{font-family:var(--font-display);font-size:24px;line-height:1.1}.accept-top small{color:var(--muted);font-size:11px}.verdict-bar{border:1.5px solid var(--border);background:var(--surface);border-radius:6px;gap:2px;height:12px;padding:1.5px;display:flex}.verdict-bar i{border-radius:3px;min-width:4px;display:block}.verdict-legend{gap:6px;margin:14px 0 0;padding:0;font-size:13px;list-style:none;display:grid}.verdict-legend li{grid-template-columns:10px 1fr auto;align-items:center;gap:8px;display:grid}.verdict-legend i{border:1px solid var(--border);border-radius:2px;width:10px;height:10px}.profile-settings{gap:16px;margin-top:32px;display:grid}.profile-settings>h2{margin:0;font-size:24px}.settings-cards{grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr));align-items:stretch;gap:24px;display:grid}.settings-cards>.card{flex-direction:column;min-width:0;padding:24px;display:flex}.settings-cards>.card>*{flex:auto;align-content:start}.settings-cards .profile-editor{gap:16px;display:grid}.settings-cards .profile-editor h2,.settings-cards .profile-editor p{margin:0}.settings-cards h2{font-size:20px}.settings-cards .avatar-editor,.settings-cards .recovery-panel{border-top:0;padding-top:0}@media (max-width:860px){.profile-grid{grid-template-columns:minmax(0,1fr)}}.description-content .task-list,.description-content .rule-list{gap:8px;margin:0;padding-left:1.4em;line-height:1.7;display:grid}.description-content .task-list li::marker{color:var(--accent-text);font-weight:700}.description-content code,.hint-item code{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--ink);padding:1px 5px}@supports (color:color-mix(in lab, red, red)){.description-content code,.hint-item code{background:color-mix(in srgb, var(--ink) 12%, var(--surface))}}.description-content code,.hint-item code{font:.92em var(--font-code);overflow-wrap:anywhere}.description-content .test-data{margin:0 0 6px}.description-content .problem-meta{border:1px dashed var(--border);border-radius:var(--radius-sm);background:var(--ink);gap:8px;margin:16px 0 8px;padding:12px 14px;display:grid}@supports (color:color-mix(in lab, red, red)){.description-content .problem-meta{background:color-mix(in srgb, var(--ink) 5%, var(--surface))}}.description-content .problem-meta{font-size:12px;line-height:1.6}.description-content .problem-meta p{font-size:inherit;margin:0}.problem-meta-stage{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.problem-stage{border:1.5px solid var(--border);border-radius:var(--radius-sm);background:var(--accent-2);color:var(--on-accent);font:700 11px/1.6 var(--font-ui);letter-spacing:1px;text-transform:uppercase;padding:1px 8px}.description-content .problem-tasks{border:2px solid var(--border);border-radius:var(--radius-sm);background:var(--accent-soft);box-shadow:3px 3px 0 var(--shadow-ink);margin-top:20px;padding:16px 18px}.description-content .problem-tasks h2{margin-top:0}.description-content .task-list{list-style:decimal}.description-content .rule-list{list-style:outside}.description-content .example code{color:var(--text);background:var(--elevated);opacity:1}:where(div,section,header,nav,aside,article,main,footer)>a.text-link:not(.inline){background:var(--surface);min-height:40px;color:var(--ink);border:2px solid var(--ink);border-radius:var(--radius-sm);box-shadow:2px 2px 0 var(--shadow-ink);font:700 12px var(--font-ui);text-align:left;padding:0 14px;align-items:center;gap:6px;max-width:100%;height:auto;padding-block:6px;line-height:1.3;text-decoration:none;display:inline-flex}:where(div,section,header,nav,aside,article,main,footer)>a.text-link:not(.inline):hover{background:var(--accent-2);color:#1d1a16}:where(div,section,header,nav,aside,article,main,footer)>a.text-link:not(.inline):focus-visible{outline:3px solid var(--accent-4);outline-offset:2px}:where(div,section,header,nav,aside,article,main,footer)>a.text-link.accent:not(.inline){color:var(--accent-text)}.foundation-actions{margin-top:16px}*{scrollbar-width:thin;scrollbar-color:var(--ink) var(--surface)}::-webkit-scrollbar{width:12px;height:12px}::-webkit-scrollbar-track{background:var(--surface)}::-webkit-scrollbar-corner{background:var(--surface)}::-webkit-scrollbar-thumb{background:var(--ink);border:2px solid var(--surface);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--accent-text)}::-webkit-scrollbar-button{width:0;height:0;display:none}@supports selector(::-webkit-scrollbar){*{scrollbar-width:auto;scrollbar-color:auto}}::picker(select){scrollbar-width:thin;scrollbar-color:var(--ink) var(--surface);overflow-y:auto}:root select{appearance:none;border:2px solid var(--ink);border-radius:var(--radius-sm);max-width:100%;min-height:44px;color:var(--ink);background-color:var(--surface);background-image:linear-gradient(45deg, transparent 50%, var(--ink) 50%), linear-gradient(135deg, var(--ink) 50%, transparent 50%), linear-gradient(var(--ink), var(--ink));text-overflow:ellipsis;background-position:calc(100% - 17px),calc(100% - 11px),calc(100% - 32px);background-repeat:no-repeat;background-size:6px 6px,6px 6px,2px 100%;padding:10px 40px 10px 12px}:root select:focus-visible{outline:3px dashed var(--accent);outline-offset:4px}:root select option{color:var(--ink);background:var(--surface)}.workspace-toolbar select{min-height:44px;padding-right:40px}.path-entry-keys{border-bottom:2px solid var(--ink);padding-block:28px 36px}.path-entry-keys h2{margin-bottom:20px;font-size:24px}.path-entry-keys nav{border:2px solid var(--ink);background:var(--surface);box-shadow:4px 4px 0 var(--shadow-ink);grid-template-columns:repeat(3,minmax(0,1fr));display:grid}.path-entry-keys nav a{align-content:start;gap:10px;min-width:0;padding:24px;display:grid}.path-entry-keys nav a+a{border-left:2px solid var(--ink)}.path-entry-keys nav a>span{color:var(--muted);font-size:13px}.path-entry-keys nav strong{justify-content:space-between;align-items:center;gap:12px;font-size:17px;display:flex}.path-entry-keys nav strong svg{flex-shrink:0}.path-entry-keys nav small{font-size:12px}.path-entry-keys nav a:hover{background:var(--accent-soft)}.path-entry-keys nav a:focus-visible{outline:3px dashed var(--accent);outline-offset:-7px}.filterbar{grid-template-columns:repeat(4,minmax(0,1fr));grid-template-areas:"search search search sort""level difficulty topic status";align-items:end;gap:16px;display:grid}.filterbar .search-field{grid-area:search;width:auto;min-width:0;min-height:48px}.filterbar .search-field input{min-height:48px}.filterbar .search-field svg{top:50%;transform:translateY(-50%)}.filterbar .problem-filter{gap:6px;min-width:0;margin:0;display:grid}.problem-filter-options{display:contents}.filter-toggle{display:none}.problem-filter>span{font-size:12px;font-weight:700}.filterbar .problem-filter select{width:100%;min-width:0;min-height:48px;padding:10px 40px 10px 12px;font-size:12px}.filter-level{grid-area:level}.filter-difficulty{grid-area:difficulty}.filter-topic{grid-area:topic}.filter-status{grid-area:status}.filter-sort{grid-area:sort}@media (max-width:1023px){.filterbar{grid-template-columns:repeat(2,minmax(0,1fr));grid-template-areas:"search search""level difficulty""topic topic""status sort";gap:14px 12px}}@media (max-width:767px){.filterbar{grid-template-areas:"search search""toggle toggle"}.filterbar[data-open=true]{grid-template-areas:"search search""toggle toggle""level difficulty""topic topic""status sort"}.filterbar[data-open=false] .problem-filter-options{display:none}.filter-toggle{border:2px solid var(--ink);border-radius:var(--radius-sm);background:var(--surface);min-height:44px;color:var(--ink);text-align:left;grid-area:toggle;align-items:center;gap:10px;padding:10px 12px;font-size:12px;font-weight:700;display:flex}.filter-toggle small{margin-left:auto;font-size:11px}.filter-toggle>svg:last-child{margin-left:auto}.filterbar[data-open=true] .filter-toggle>svg:last-child{transform:rotate(180deg)}.path-entry-keys nav{grid-template-columns:minmax(0,1fr)}.path-entry-keys nav a{padding:20px}.path-entry-keys nav a+a{border-left:0;border-top:2px solid var(--ink)}.shell:not(.landing-shell) .topbar{gap:8px;height:68px;min-height:68px;padding:0 12px}.shell:not(.landing-shell) .topbar .breadcrumb{flex:1;align-items:center;gap:4px;min-width:0;display:flex}.shell:not(.landing-shell) .topbar .breadcrumb strong{text-overflow:ellipsis;white-space:nowrap;font-size:12px;overflow:hidden}.shell:not(.landing-shell) .mobile-menu{flex-shrink:0;width:44px;height:44px;display:inline-flex}.shell:not(.landing-shell) .mobile-menu svg{display:block}.mobile-home{flex:0 0 40px;justify-content:center;align-items:center;min-height:44px;display:inline-flex}.mobile-home .brand-icon{width:28px;height:28px;font-size:18px}.shell:not(.landing-shell) .topbar-actions{flex-shrink:0;gap:6px;margin-left:0;display:flex}.shell:not(.landing-shell) .topbar-actions :is(.search-trigger,.icon-button){border:2px solid var(--ink);border-radius:var(--radius-sm);background:var(--surface);width:44px;min-width:44px;height:44px;min-height:44px;color:var(--ink);box-shadow:2px 2px 0 var(--shadow-ink);justify-content:center;align-items:center;padding:0;display:inline-flex}.shell:not(.landing-shell) .topbar-actions .search-trigger>:is(span,kbd){display:none}.shell:not(.landing-shell) .topbar-actions :is(.search-trigger,.icon-button):active{box-shadow:none;transform:translate(2px,2px)}.shell:not(.landing-shell) .main-shell{padding-bottom:0}.shell:not(.landing-shell) .content{padding-bottom:calc(100px + env(safe-area-inset-bottom))}.workspace{height:calc(100dvh - 144px - env(safe-area-inset-bottom))}.mobile-nav{height:auto;min-height:74px;padding:8px 12px calc(8px + env(safe-area-inset-bottom));border-top:2px solid var(--ink);background:var(--surface);grid-template-columns:repeat(5,minmax(0,1fr));gap:6px;display:grid}.mobile-nav :is(a,button){border-radius:var(--radius-sm);min-width:0;min-height:56px;color:var(--ink);font:inherit;text-align:center;cursor:pointer;background:0 0;border:2px solid #0000;flex-direction:column;justify-content:center;align-items:center;gap:5px;padding:5px 0;font-size:11px;line-height:1.2;text-decoration:none;display:flex}.mobile-nav a.active{border:2px solid var(--key-border);background:var(--accent-2);color:var(--on-accent);box-shadow:2px 2px 0 var(--shadow-ink)}.mobile-nav :is(a,button) svg{flex-shrink:0;width:20px;height:20px}.mobile-nav :is(a,button):focus-visible{outline:3px dashed var(--accent);outline-offset:1px}}@media (max-width:359px){.shell:not(.landing-shell) .topbar{padding-inline:8px}.shell:not(.landing-shell) .topbar-actions>a{display:none}.shell:not(.landing-shell) .topbar .breadcrumb strong{display:block}.mobile-nav{gap:4px;padding-inline:8px}.filterbar .problem-filter select{padding-left:10px}}@media (max-width:279px){.shell:not(.landing-shell) .mobile-home,.shell:not(.landing-shell) .topbar .breadcrumb strong{display:none}.filterbar{grid-template-columns:minmax(0,1fr);grid-template-areas:"search""toggle"}.filterbar[data-open=true]{grid-template-areas:"search""toggle""level""difficulty""topic""status""sort"}.filter-toggle{flex-wrap:wrap}.filter-toggle small{margin-left:0}.problem-row{grid-template-columns:24px minmax(0,1fr);grid-template-areas:"status title"".difficulty"".bookmark"}.problem-row .problem-index{grid-area:status}.problem-row .problem-title{overflow-wrap:anywhere;grid-area:title;min-width:0;padding-left:0}.problem-row .problem-title small{overflow-wrap:anywhere}.problem-row>span:not(.problem-index){grid-area:difficulty}.problem-row>button{grid-area:bookmark;justify-self:end;min-width:44px;min-height:44px}.mobile-nav :is(a,button) span{overflow-wrap:anywhere;max-width:100%}}@media (forced-colors:active){:root select{appearance:auto;background-image:none;padding-inline-end:8px}}.chapter-stamps .option-row{grid-template-columns:repeat(auto-fit,minmax(min(100%,180px),1fr));display:grid}.chapter-stamps .stamp{min-width:0;min-height:80px}.progress-page{container-type:inline-size}.progress-details{grid-template-columns:repeat(2,minmax(0,1fr));align-items:stretch}.progress-details>.stack{display:contents}.progress-details .card{min-width:0}#pattern-strength-list{max-height:36rem;padding-right:8px;overflow-y:auto}@media (max-width:767px){.progress-details{grid-template-columns:minmax(0,1fr)}}@container (max-width:640px){.progress-details{grid-template-columns:minmax(0,1fr)}}.efficiency-goal{border:1px dashed var(--muted);margin-block:20px;padding:12px;font-size:12px}.efficiency-goal summary{cursor:pointer;align-content:center;min-height:44px;font-weight:700}.efficiency-goal summary:focus-visible{outline:3px dashed var(--accent);outline-offset:4px}@media (max-width:767px){.mobile-nav :is(a,button){padding-inline:2px}.mobile-nav :is(a,button) span{white-space:nowrap;overflow-wrap:normal;word-break:normal;letter-spacing:0;max-width:100%;font-size:clamp(9.5px,2.9vw,12px)}}@media (max-width:299px){.mobile-nav :is(a,button) span{font-size:8.5px}}.visualizer-page{--border-dim:var(--border);--paper:var(--bg);padding-bottom:clamp(24px,4vw,48px)}.visualizer-shell-layout{flex-direction:column;gap:16px;width:100%;max-width:1440px;margin:0 auto;display:flex}.visualizer-top-bar{border:2px solid var(--ink);background:var(--surface);box-shadow:2px 2px 0 var(--shadow-ink);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;padding:14px 20px;display:flex}.top-bar-left{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.back-library-link{color:var(--ink);border:1px solid var(--border-dim);background:var(--surface);align-items:center;gap:6px;padding:4px 8px;font-size:13px;font-weight:700;text-decoration:none;display:inline-flex}.back-library-link:hover{background:var(--accent-soft)}.top-bar-divider{color:var(--muted);font-weight:700}.algorithm-heading{color:var(--ink);letter-spacing:-.02em;margin:0;font-size:clamp(18px,2.5vw,24px);font-weight:800}.category-chip{text-transform:uppercase;border:1px solid var(--ink);background:var(--accent-soft);color:var(--ink);align-items:center;padding:3px 8px;font-size:11px;font-weight:700;display:inline-flex}.top-bar-right{align-items:center;display:flex}.complexity-chips{flex-wrap:wrap;gap:8px;display:flex}.complexity-chip{border:1px solid var(--border-dim);background:var(--paper);color:var(--ink);font-size:11px;font-family:var(--font-mono,monospace);align-items:center;gap:5px;padding:3px 8px;display:inline-flex}.complexity-chip small{color:var(--muted);text-transform:uppercase;font-size:9px;font-weight:700}.complexity-chip strong{font-weight:700}.visualizer-input-error-banner{border:2px solid var(--accent);background:var(--accent-soft);color:var(--ink);justify-content:space-between;align-items:center;padding:10px 16px;font-size:13px;font-weight:600;display:flex}.visualizer-input-error-banner button{cursor:pointer;color:var(--ink);background:0 0;border:none;font-size:18px}.visualizer-main-grid{grid-template-columns:minmax(0,1.65fr) minmax(320px,1fr);align-items:start;gap:20px;display:grid}.visualizer-stage-zone{flex-direction:column;gap:16px;min-width:0;display:flex}.visualizer-stage-wrapper{border:2px solid var(--ink);background:var(--surface);box-shadow:2px 2px 0 var(--shadow-ink);flex-direction:column;min-width:0;display:flex}.stage-pinned-caption{border-bottom:2px solid var(--ink);background:var(--surface);flex-wrap:wrap;align-items:baseline;gap:14px;padding:14px 18px;display:flex}.caption-badge{border:1px solid var(--ink);background:var(--ink);color:var(--surface);white-space:nowrap;font-size:11px;font-weight:800;font-family:var(--font-mono,monospace);align-items:center;padding:3px 8px;display:inline-flex}.caption-text{color:var(--ink);flex:220px;margin:0;font-size:clamp(14px,1.8vw,16px);font-weight:700;line-height:1.5}.stage-canvas-card{background:var(--surface);justify-content:center;align-items:center;min-height:320px;padding:12px;display:flex;position:relative;overflow:hidden}.visualizer-engine-container{width:100%;min-width:0}.engine-header-meta{margin-bottom:12px}.engine-counters{flex-wrap:wrap;justify-content:center;gap:8px 24px;font-size:12px;display:flex}.counter-item{align-items:baseline;gap:6px;display:inline-flex}.graph-visited-strip,.strip-pills{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.graph-visited-strip{margin-top:12px}.engine-svg-stage{width:100%;height:auto;max-height:520px;display:block}.stage-completion-banner{background:var(--surface);position:absolute;inset:0}@supports (color:color-mix(in lab, red, red)){.stage-completion-banner{background:color-mix(in srgb, var(--surface) 88%, transparent)}}.stage-completion-banner{-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);z-index:10;justify-content:center;align-items:center;padding:24px;display:flex}.completion-card{border:2px solid var(--ink);background:var(--surface);box-shadow:4px 4px 0 var(--shadow-ink);text-align:center;max-width:400px;padding:24px 32px}.completion-title{margin-bottom:8px;font-size:20px;font-weight:800}.completion-desc{color:var(--muted);margin-bottom:20px;font-size:13px}.replay-btn{align-items:center;gap:8px;padding:10px 20px;font-size:14px;font-weight:700;display:inline-flex}.stage-footer-legend{border-top:1px dashed var(--border-dim);background:var(--surface);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px;padding:10px 16px;font-size:11px;display:flex}.legend-items{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.legend-chip{color:var(--muted);align-items:center;gap:5px;display:inline-flex}.legend-swatch{border:1px solid var(--ink);width:10px;height:10px;display:inline-block}.legend-chip.legend-default .legend-swatch{background:var(--surface)}.legend-chip.legend-compared .legend-swatch{background:var(--accent)}.legend-chip.legend-swapped .legend-swatch{background:var(--accent-2)}.legend-chip.legend-sorted .legend-swatch{background:var(--surface);border-width:2px}.legend-chip.legend-pivot .legend-swatch{background:var(--accent-3,#d97706)}.legend-chip.legend-found .legend-swatch{background:var(--accent)}.legend-chip.legend-checking .legend-swatch{background:var(--accent-2)}.legend-chip.legend-eliminated .legend-swatch{background:var(--surface-sunken,#eae5d9);border-style:dashed}.legend-chip.legend-current .legend-swatch{background:var(--accent)}.legend-chip.legend-frontier .legend-swatch{background:var(--accent-2)}.legend-chip.legend-visited .legend-swatch{background:var(--accent-soft)}.legend-chip.legend-source .legend-swatch{background:var(--accent-2)}.legend-chip.legend-path .legend-swatch{background:var(--accent-3,#d97706)}.legend-chip.legend-tree-edge .legend-swatch{background:var(--ink)}.keyboard-hint{color:var(--muted);font-size:11px}.keyboard-hint kbd{border:1px solid var(--border-dim);background:var(--paper);font-family:var(--font-mono,monospace);border-radius:3px;padding:2px 5px;font-size:10px;display:inline-block}.visualizer-control-dock{border:2px solid var(--ink);background:var(--surface);box-shadow:2px 2px 0 var(--shadow-ink);flex-direction:column;gap:12px;padding:14px 18px;display:flex;container-type:inline-size}.dock-primary-row{grid-template-columns:auto minmax(100px,1fr) 88px auto;align-items:end;gap:12px;display:grid}.playback-group{align-items:center;gap:6px;display:flex}.dock-btn{border:2px solid var(--ink);background:var(--surface);min-height:44px;color:var(--ink);cursor:pointer;transition:transform var(--fast,.1s) ease;justify-content:center;align-items:center;gap:6px;padding:6px 14px;font-size:13px;font-weight:700;display:inline-flex}.dock-btn:hover:not(:disabled){background:var(--accent-soft)}.dock-btn:active:not(:disabled){transform:translateY(1px)}.dock-btn:disabled{opacity:.45;cursor:not-allowed}.dock-btn.play-btn{background:var(--accent);min-width:96px;color:var(--on-accent,#fff);border-color:var(--ink)}.dock-btn.play-btn.active{background:var(--accent-2);color:var(--ink)}.scrubber-group{flex:200px;align-items:center;gap:10px;min-width:0;min-height:44px;display:flex}.timeline-slider{border:1px solid var(--ink);background:var(--paper);appearance:none;cursor:pointer;flex:1;width:100%;min-width:0;height:8px}.timeline-slider::-webkit-slider-thumb{appearance:none;border:2px solid var(--ink);background:var(--accent);cursor:pointer;width:18px;height:22px}.scrubber-counter{font-family:var(--font-mono,monospace);color:var(--ink);white-space:nowrap;font-size:12px;font-weight:700}.scrubber-counter .step-slash{color:var(--muted);margin:0 2px}.dock-option-group{flex-direction:column;align-items:stretch;gap:8px;min-width:0;font-size:12px;font-weight:700;display:flex}.dock-option-group>label{font-size:12px;font-weight:700}.dock-select{border:2px solid var(--ink);background:var(--surface);cursor:pointer;max-width:100%;height:44px;min-height:44px;padding:6px 10px;font-size:12px;font-weight:700}.sound-btn{padding:6px 10px}.mobile-input-toggle{grid-column:1/-1;justify-self:start;display:none}.dock-input-row{border-top:1px dashed var(--border-dim);flex-wrap:wrap;align-items:flex-end;gap:12px;padding-top:10px;display:flex}.dock-custom-form{flex:240px;grid-template-columns:minmax(0,1fr) auto;align-items:end;gap:8px;min-width:0;display:grid}.dock-field-label{grid-column:1/-1;font-size:12px;font-weight:700}.preset-group{flex:180px}.speed-group{width:88px}.dock-custom-input{border:2px solid var(--ink);background:var(--paper);min-width:0;height:44px;min-height:44px;font-family:var(--font-mono,monospace);color:var(--ink);flex:120px;padding:6px 10px;font-size:12px}.predict-toggle-label{cursor:pointer;flex:1 0 100%;align-items:center;gap:10px;min-height:44px;margin-left:0;font-size:12px;font-weight:700;display:inline-flex}@container (max-width:580px){.dock-primary-row{grid-template-columns:minmax(0,1fr) auto}.playback-group,.scrubber-group{grid-column:1/-1}.sound-btn{justify-self:end}}.predict-state{color:var(--muted);min-width:3ch}.visualizer-side-panel{flex-direction:column;gap:16px;min-width:0;display:flex}.mobile-tabs-header{display:none}.panel-card{border:2px solid var(--ink);background:var(--surface);box-shadow:2px 2px 0 var(--shadow-ink);flex-direction:column;gap:10px;padding:16px 18px;display:flex}.card-header{border-bottom:1px solid var(--border-dim);justify-content:space-between;align-items:center;padding-bottom:8px;display:flex}.card-eyebrow{letter-spacing:.06em;color:var(--muted);text-transform:uppercase;font-size:10px;font-weight:800}.step-counter-tag,.line-indicator-tag{border:1px solid var(--ink);background:var(--accent-soft);font-size:10px;font-weight:700;font-family:var(--font-mono,monospace);padding:2px 6px}.caption-body{color:var(--ink);margin:0;font-size:15px;font-weight:700;line-height:1.55}.code-listing{background:var(--paper);border:1px solid var(--border-dim);max-height:280px;font-family:var(--font-mono,monospace);flex-direction:column;padding:8px 0;font-size:12px;line-height:1.6;display:flex;overflow-y:auto}.code-line{border-left:3px solid #0000;align-items:baseline;padding:2px 12px;display:flex}.code-line.highlighted{background:var(--accent-soft);border-left-color:var(--accent);font-weight:700}.line-num{width:28px;color:var(--muted);-webkit-user-select:none;user-select:none;flex-shrink:0;font-size:10px}.line-text{white-space:pre-wrap;word-break:break-all}.variables-list{flex-direction:column;gap:6px;margin:0;display:flex}.variable-row{background:var(--paper);border:1px solid var(--border-dim);font-family:var(--font-mono,monospace);justify-content:space-between;padding:4px 8px;font-size:12px;display:flex}.var-name{color:var(--muted);font-weight:700}.var-value{color:var(--ink);margin:0;font-weight:700}.no-vars-msg{color:var(--muted);margin:0;font-size:12px;font-style:italic}.about-blurb{color:var(--ink);margin:0 0 10px;font-size:13px;line-height:1.5}.about-complexity-table{flex-direction:column;gap:4px;display:flex}.complexity-row{font-size:11px;font-family:var(--font-mono,monospace);border-bottom:1px dashed var(--border-dim);justify-content:space-between;padding:3px 6px;display:flex}.c-label{color:var(--muted)}.c-val{color:var(--ink);font-weight:700}@media (max-width:1023px){.visualizer-main-grid{grid-template-columns:minmax(0,1fr);gap:16px}.stage-canvas-card{min-height:240px}.engine-svg-stage{max-height:48dvh}.mobile-tabs-header{border:2px solid var(--ink);background:var(--surface);box-shadow:2px 2px 0 var(--shadow-ink);display:flex}.tab-btn{min-height:44px;color:var(--muted);border:none;border-right:1px solid var(--border-dim);cursor:pointer;background:0 0;flex:1;font-size:13px;font-weight:700}.tab-btn:last-child{border-right:none}.tab-btn.active{background:var(--accent-soft);color:var(--ink);border-bottom:3px solid var(--accent)}.panel-card{display:none}.panel-card.mobile-visible{display:flex}.mobile-input-toggle{display:inline-flex}.dock-input-row{display:none}.dock-input-row.expanded{display:flex}.visualizer-control-dock{padding-bottom:calc(14px + env(safe-area-inset-bottom,0px))}}:root[data-motion=off] .visualizer-shell-layout *,:root[data-motion=off] .visualizer-catalog-container *{transition:none!important;animation:none!important}@media (prefers-reduced-motion:reduce){.visualizer-shell-layout *,.visualizer-catalog-container *{transition:none!important;animation:none!important}}.dock-btn:focus-visible,.timeline-slider:focus-visible,.dock-select:focus-visible,.dock-custom-input:focus-visible,.tab-btn:focus-visible{outline:3px dashed var(--accent);outline-offset:3px}.visualizer-catalog-container{flex-direction:column;gap:24px;width:100%;display:flex}.catalog-search-filter-section{border:2px solid var(--ink);background:var(--surface);box-shadow:2px 2px 0 var(--shadow-ink);flex-direction:column;gap:16px;padding:20px;display:flex}.catalog-search-row{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.catalog-search-input{border:1.5px solid var(--ink);background:var(--surface);min-width:min(100%,240px);height:40px;color:var(--ink);font-family:var(--font-mono,monospace);flex:1;padding:0 14px;font-size:13px}.catalog-select-engine{border:1.5px solid var(--ink);background:var(--surface);max-width:100%;height:40px;color:var(--ink);font-family:var(--font-mono,monospace);cursor:pointer;padding:0 12px;font-size:13px}.catalog-category-pills{flex-wrap:wrap;gap:8px;display:flex}.category-pill-btn{border:1.5px solid var(--border-dim);background:var(--surface);color:var(--ink);cursor:pointer;padding:6px 12px;font-size:12px;font-weight:700;transition:all .15s}.category-pill-btn:hover{background:var(--accent-soft);border-color:var(--ink)}.category-pill-btn.active{background:var(--accent);color:var(--on-accent,#fff);border-color:var(--ink);box-shadow:1.5px 1.5px 0 var(--shadow-ink)}.catalog-counter-strip{color:var(--muted);font-size:12px;font-family:var(--font-mono,monospace);justify-content:space-between;align-items:center;font-weight:700;display:flex}.catalog-cards-grid{grid-template-columns:repeat(auto-fill,minmax(min(100%,320px),1fr));gap:20px;display:grid}.algo-card{border:2px solid var(--ink);background:var(--surface);box-shadow:3px 3px 0 var(--shadow-ink);color:inherit;flex-direction:column;justify-content:space-between;padding:20px;text-decoration:none;transition:transform .15s,box-shadow .15s;display:flex}.algo-card:hover{box-shadow:5px 5px 0 var(--shadow-ink);transform:translate(-2px,-2px)}.algo-card-top{flex-direction:column;flex:1;display:flex}.algo-card-badges{gap:8px;margin-bottom:12px;display:flex}.badge-cat{text-transform:uppercase;background:var(--accent-soft);border:1px solid var(--ink);color:var(--ink);padding:2px 7px;font-size:10px;font-weight:800}.badge-engine{text-transform:uppercase;background:var(--surface);border:1px solid var(--border-dim);color:var(--muted);padding:2px 7px;font-size:10px;font-weight:800}.algo-card-title{color:var(--ink);letter-spacing:-.01em;margin:0 0 8px;font-size:18px;font-weight:800}.algo-card-blurb{color:var(--muted);flex:1;margin-bottom:16px;font-size:13px;line-height:1.5}.algo-card-footer{border-top:1px dashed var(--border-dim);justify-content:space-between;align-items:center;padding-top:12px;font-size:12px;display:flex}.algo-card-complexities{font-family:var(--font-mono,monospace);color:var(--ink);font-size:11px;font-weight:700}.algo-card-action{color:var(--accent-text);align-items:center;gap:4px;font-weight:800;display:inline-flex}body,.shell,.main-shell{min-height:100dvh}body{flex-direction:column;display:flex}.shell{flex:1;min-width:0}.main-shell{flex-direction:column;display:flex}.main-shell>main{min-width:0;padding-bottom:calc(var(--spacing) * 6);flex:1}.site-footer{background:var(--accent-2);color:#1d1a16;padding:calc(var(--spacing) * 12) calc(var(--spacing) * 10) 0;border-top:3px solid #1d1a16;position:relative;overflow:hidden}.footer-inner{gap:calc(var(--spacing) * 10) calc(var(--spacing) * 14);grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);align-items:start;max-width:1280px;margin-inline:auto;display:grid}.footer-brand{gap:calc(var(--spacing) * 4);justify-items:start;display:grid}.footer-wordmark{font:800 clamp(56px, 9vw, 120px)/.95 var(--font-display);letter-spacing:-.04em;color:#1d1a16;align-items:center;gap:.1em;text-decoration:none;display:inline-flex}.footer-wordmark .iw-mark{width:.72em;height:.72em}.footer-tagline{max-width:20ch;font:600 clamp(20px, 2.4vw, 28px)/1.25 var(--font-display);margin:0}.footer-cta{color:#fffbef;border-radius:var(--radius-sm);min-height:52px;font:700 15px var(--font-ui);background:#1d1a16;border:3px solid #1d1a16;align-items:center;gap:10px;padding:0 22px;text-decoration:none;display:inline-flex;box-shadow:4px 4px #fffbef}.footer-cta:hover{color:#1d1a16;background:#fffbef}.footer-columns{gap:calc(var(--spacing) * 8) calc(var(--spacing) * 8);padding-top:calc(var(--spacing) * 2);grid-template-columns:repeat(2,minmax(0,1fr));display:grid}.site-footer .footer-column h2{margin:0 0 calc(var(--spacing) * 2);font:700 12px var(--font-ui);letter-spacing:1.4px;text-transform:uppercase;color:#1d1a16;border-bottom:2px solid #1d1a16;padding-bottom:8px}.footer-column ul{margin:0;padding:0;list-style:none;display:grid}.site-footer .footer-column a{color:#1d1a16;min-height:44px;font:400 15px var(--font-ui);align-items:center;text-decoration:none;display:inline-flex}.site-footer .footer-column a:hover{text-underline-offset:5px;text-decoration:underline;text-decoration-thickness:2px}.footer-legal{padding-top:calc(var(--spacing) * 4);color:#1d1a16d1;border-top:2px dashed #1d1a1673;grid-column:1/-1;margin:0;font-size:12px}.site-footer a:focus-visible{outline-offset:4px;outline:3px solid #1d1a16}.footer-pile{margin:calc(var(--spacing) * 6) -12px 0;justify-content:center;align-items:flex-end;height:clamp(70px,11vw,130px);display:flex}.footer-pile>span{width:calc(clamp(64px, 10vw, 128px) * var(--s,1));flex:none;margin-inline:-1.2%;transform:translateY(32%)}.footer-pile .doodle{background:#fffbef;border:3px solid #1d1a16;border-radius:50%;width:100%;height:auto;display:block;overflow:hidden}.footer-pile .doodle [filter]{filter:none}.footer-pile>span:nth-child(2n){transform:translateY(24%)}@media (max-width:767px){.shell:not(.landing-shell) .main-shell{padding-bottom:calc(var(--spacing) * 24 + env(safe-area-inset-bottom))}.shell:not(.landing-shell) .content{padding-bottom:calc(var(--spacing) * 6)}.site-footer{padding:calc(var(--spacing) * 8) calc(var(--spacing) * 5) 0}.footer-inner{gap:calc(var(--spacing) * 6);grid-template-columns:minmax(0,1fr)}.footer-cta{min-height:48px}.footer-pile>span:nth-child(n+9){display:none}.toast{bottom:calc(var(--spacing) * 26 + env(safe-area-inset-bottom))}.workspace:not(.focus-mode){min-height:0}}.workspace:not(.focus-mode){height:auto;min-height:calc(100dvh - 72px)}.workspace:not(.focus-mode) .workspace-body{align-items:flex-start;overflow:visible}.workspace:not(.focus-mode) .description-pane{overflow:visible}.workspace:not(.focus-mode) .splitter{align-self:stretch}.workspace:not(.focus-mode) .editor-body{flex:none;height:60dvh;min-height:320px;max-height:560px}.workspace:not(.focus-mode) .results-panel{resize:none;height:auto;max-height:none;overflow:visible}.workspace:not(.focus-mode) .editor-pane{border-bottom:1px solid var(--border)}.workspace:not(.focus-mode) .description-pane .tabs{column-gap:calc(var(--spacing) * 4);flex-wrap:wrap;row-gap:0;max-width:100%;position:static}.workspace:not(.focus-mode) .description-pane .tabs .tab{flex-shrink:0}.workspace:not(.focus-mode) .description-content{overflow-wrap:anywhere}@media (min-width:1024px){.workspace:not(.focus-mode) .editor-pane{top:calc(var(--spacing) * 3);max-height:calc(100dvh - var(--spacing) * 6);position:sticky}.workspace:not(.focus-mode) .editor-body{flex:60dvh;min-height:min(180px,32dvh)}.workspace:not(.focus-mode) .results-panel{flex:0 auto;min-height:min(190px,30dvh);max-height:40dvh;overflow:auto}}.compact-footer{align-items:center;gap:4px calc(var(--spacing) * 6);padding:calc(var(--spacing) * 3) calc(var(--spacing) * 6);background:var(--surface);border-top:2px solid var(--ink);flex-wrap:wrap;display:flex}.compact-footer-brand{min-height:44px;color:var(--ink);font:800 20px var(--font-display);letter-spacing:-.02em;align-items:center;gap:8px;text-decoration:none;display:inline-flex}.compact-footer-brand .iw-mark{width:28px;height:28px}.compact-footer nav{gap:0 calc(var(--spacing) * 5);flex-wrap:wrap;display:flex}.compact-footer nav a{min-height:44px;color:var(--muted);align-items:center;font-size:13px;text-decoration:none;display:inline-flex}.compact-footer nav a:hover{color:var(--ink);text-underline-offset:4px;text-decoration:underline}.compact-footer a:focus-visible{outline:3px solid var(--accent-4);outline-offset:2px}.compact-footer-legal{color:var(--muted);margin-left:auto;font-size:12px}@media (max-width:767px){.compact-footer{padding:calc(var(--spacing) * 3) calc(var(--spacing) * 5)}.compact-footer-legal{width:100%;margin-left:0}}@supports (appearance:base-select){:root select:not([multiple]):not([size]){appearance:base-select}::picker(select){appearance:base-select}:root select:not([multiple]):not([size]){cursor:pointer;min-height:44px;transition:box-shadow var(--fast), translate var(--fast), background-color var(--fast);background-image:none;gap:16px;padding-inline:12px}:root select:active{translate:1px 1px}:root select:open{background-color:var(--accent-soft);border-end-end-radius:0;border-end-start-radius:0}:root select::picker-icon{color:var(--ink);transition:rotate var(--fast)}:root select:open::picker-icon{rotate:180deg}::picker(select){border:2px solid var(--ink);background:var(--surface);color:var(--ink);box-shadow:var(--shadow);font:inherit;scrollbar-width:thin;scrollbar-color:var(--ink) var(--surface);opacity:0;transform-origin:top;max-width:calc(100vw - 24px);max-height:min(360px,60dvh);transition:opacity var(--fast), transform var(--fast), display var(--fast) allow-discrete, overlay var(--fast) allow-discrete;border-radius:0;margin-block:-2px 0;overflow-y:auto;transform:translateY(-4px)}:open::picker(select){opacity:1;transform:translateY(0)}@starting-style{:open::picker(select){opacity:0;transform:translateY(-4px)}}:root select option{white-space:normal;overflow-wrap:anywhere;background:var(--surface);min-height:44px;color:var(--ink);cursor:pointer;transition:background-color var(--fast);align-items:center;gap:12px;padding:10px 12px;display:flex}:root select option+option{border-top:1px dashed var(--muted)}:root select option:is(:hover,:focus-visible){background:var(--accent-soft);outline:2px dashed var(--accent);outline-offset:-4px}:root select option:checked{background:var(--accent-2);color:var(--on-accent);font-weight:700}:root select option:disabled{color:var(--muted);cursor:not-allowed}:root select option::checkmark{content:none;display:none}}:root[data-motion=off] select,:root[data-motion=off] select option{transition:none!important;transform:translate(0)!important}:root[data-motion=off] select::picker-icon{transition:none!important;transform:translate(0)!important}:root[data-motion=off] ::picker(select){transition:none!important;transform:translate(0)!important}@media (prefers-reduced-motion:reduce){select,select option{transition:none!important;transform:translate(0)!important}select::picker-icon{transition:none!important;transform:translate(0)!important}::picker(select){transition:none!important;transform:translate(0)!important}}@media (forced-colors:active){:root select{appearance:auto}}input[type=checkbox]{appearance:none;border:2px solid var(--ink);background:var(--surface);width:18px;height:18px;box-shadow:1px 1px 0 var(--shadow-ink);vertical-align:middle;cursor:pointer;border-radius:0;flex-shrink:0;place-content:center;margin:0;padding:0;display:inline-grid}input[type=checkbox]:before{content:"";border-left:2px solid var(--on-accent);border-bottom:2px solid var(--on-accent);visibility:hidden;width:10px;height:6px;display:block;transform:translateY(-1px)rotate(-45deg)}input[type=checkbox]:checked,input[type=checkbox]:indeterminate{background:var(--accent-2)}input[type=checkbox]:checked:before{visibility:visible}input[type=checkbox]:indeterminate:before{visibility:visible;border-left:0;height:0;transform:none}input[type=checkbox]:focus-visible{outline:3px dashed var(--accent-text);outline-offset:4px}input[type=checkbox]:disabled{opacity:.5;cursor:not-allowed}.check-row>input[type=checkbox]{margin-top:3px}:is(.check-row,.list-picker,.path-toggle,.interaction-option){min-height:44px}input[type=checkbox][role=switch]{width:40px;height:24px;box-shadow:2px 2px 0 var(--shadow-ink);flex-basis:40px;display:inline-block}input[type=checkbox][role=switch]:before{background:var(--ink);visibility:visible;border:0;width:14px;height:14px;margin:3px;transform:none}input[type=checkbox][role=switch]:checked:before{background:var(--on-accent);transform:translate(16px)}@media (forced-colors:active){input[type=checkbox],input[type=checkbox][role=switch]{appearance:auto;box-shadow:none}input[type=checkbox]:before{content:none}}.row.wrap,.between.wrap{flex-wrap:wrap}.judge-workspace{grid-template-columns:minmax(0,1fr);gap:16px;display:grid;overflow:visible}.judge-intro{font-size:12px}.judge-editor-bar{flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:12px;display:flex}.judge-language>span:first-child{margin-bottom:8px;display:block}.judge-language select{width:auto;min-width:170px}.judge-editor-meta{flex-wrap:wrap;gap:8px}.language-glyph{border:1px solid var(--ink);border-radius:var(--radius-sm);background:var(--accent-2);width:32px;height:32px;color:var(--on-accent);font:700 11px var(--font-code);flex-shrink:0;place-items:center;display:inline-grid}.judge-editor{border:1px solid var(--ink);border-radius:var(--radius-sm);height:320px;overflow:hidden}.sync-status{font:11px var(--font-code);color:var(--muted);white-space:nowrap;align-items:center;gap:6px;display:inline-flex}.sync-status.warning{color:var(--warning-text)}.judge-action-bar{z-index:4;border-top:2px solid var(--ink);background:var(--surface);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding:12px 0;display:flex;position:sticky;bottom:0}.judge-action-bar>.row{margin-left:auto}.shortcut-hint{font-size:11px}.judge-results{min-width:0;min-height:96px}.judge-results:focus{outline:none}.judge-empty{font-size:12px}.judge-running{gap:10px;max-width:520px;display:grid}.judge-running .mono{font-size:13px}.judge-indeterminate .progress-fill{width:35%;animation:1.4s ease-in-out infinite judge-indeterminate}@keyframes judge-indeterminate{0%{transform:translate(-100%)}to{transform:translate(290%)}}@media (prefers-reduced-motion:reduce){.judge-indeterminate .progress-fill{opacity:.45;width:100%}}:root[data-motion=off] .judge-indeterminate .progress-fill{opacity:.45;width:100%}.judge-result{gap:16px}.judge-result>p{max-width:70ch;font-size:13px}.judge-result-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;display:flex}.judge-verdict{outline:none;margin:4px 0 0 4px}.judge-verdict.info{color:var(--accent-4)}.judge-stats{flex-wrap:wrap;gap:8px}.stat-chip{font:11px var(--font-code);color:var(--text);border-color:var(--ink);background:var(--bg);align-items:center;gap:6px}.first-solve{border:1px dashed var(--ink);background:var(--accent-3);align-items:center;gap:8px;width:fit-content;padding:6px 12px;display:inline-flex}@supports (color:color-mix(in lab, red, red)){.first-solve{background:color-mix(in srgb, var(--accent-3) 14%, var(--surface))}}.first-solve{font-size:13px;animation:.24s ease-out first-solve}.first-solve svg{color:var(--accent-text);animation:.6s ease-out first-solve-spark}@keyframes first-solve{0%{opacity:0;transform:translateY(6px)scale(.98)}to{opacity:1;transform:none}}@keyframes first-solve-spark{0%{transform:scale(.4)rotate(-30deg)}60%{transform:scale(1.25)rotate(8deg)}to{transform:none}}.test-list{gap:8px;margin:0;padding:0;list-style:none;display:grid}.test-row{border:1px dashed var(--ink);border-left:4px solid var(--success);background:var(--bg);border-radius:2px;min-width:0}.test-row.failed{border-left-color:var(--danger)}.test-row-toggle{width:100%;color:var(--text);font:12px var(--font-ui);text-align:left;background:0 0;border:0;grid-template-columns:auto minmax(0,1fr) auto auto auto;align-items:center;gap:10px;padding:10px 12px;display:grid}.hidden-tests .test-row-toggle{grid-template-columns:auto minmax(0,1fr) auto auto}.test-row-time{font:11px var(--font-code)}.test-row-chevron{transition:transform var(--fast) ease-out}.test-row-toggle[aria-expanded=true] .test-row-chevron{transform:rotate(180deg)}.test-row-body{gap:10px;min-width:0;padding:0 12px 12px;display:grid}.test-row-body>p{font-size:12px}.program-case-fields{grid-template-columns:repeat(3,minmax(0,1fr))}.diff-line{background:var(--danger)}@supports (color:color-mix(in lab, red, red)){.diff-line{background:color-mix(in srgb, var(--danger) 18%, transparent)}}.diff-line{-webkit-text-decoration:underline wavy var(--danger-text);-webkit-text-decoration:underline wavy var(--danger-text);-webkit-text-decoration:underline wavy var(--danger-text);text-decoration:underline wavy var(--danger-text);text-underline-offset:3px}.diff-line:before{content:"≠ ";content:"≠ " / "";font-weight:700}.diff-line.expected{background:var(--success)}@supports (color:color-mix(in lab, red, red)){.diff-line.expected{background:color-mix(in srgb, var(--success) 18%, transparent)}}.diff-line.expected{-webkit-text-decoration-color:var(--success-text);-webkit-text-decoration-color:var(--success-text);-webkit-text-decoration-color:var(--success-text);text-decoration-color:var(--success-text)}.diff-line.expected:before{content:"= ";content:"= " / ""}.error-output{gap:8px;min-width:0;display:grid}.error-output>.between{flex-wrap:wrap}.error-output p{flex:200px;font-size:12px}.error-output pre{white-space:pre;overflow-wrap:normal;border:1px solid var(--ink);border-radius:var(--radius-sm);background:var(--bg);max-height:260px;color:var(--text);padding:12px;overflow:auto}.judge-problem{border:2px solid var(--ink);background:var(--accent-soft);color:var(--text);align-items:flex-start;gap:12px;display:flex}.judge-problem>svg{color:var(--accent-text);margin-top:2px}.judge-problem .stack{gap:6px}.judge-problem strong{font:700 15px var(--font-display)}.soft-prompt{border:1px dashed var(--ink);background:var(--accent-3);border-radius:2px;flex-wrap:wrap;align-items:center;gap:10px;padding:10px 12px 10px 14px;display:flex}@supports (color:color-mix(in lab, red, red)){.soft-prompt{background:color-mix(in srgb, var(--accent-3) 12%, var(--surface))}}.soft-prompt{font-size:12px}.soft-prompt p{flex:1;line-height:1.6}.soft-prompt-link{white-space:nowrap;flex:none;min-height:36px;padding:0 12px;font-size:12px}.profile-overview .soft-prompt{margin-bottom:20px}.account-menu{position:relative}.account-sign-in{min-height:34px}.account-trigger{border-radius:var(--radius-sm);color:var(--text);background:0 0;border:1px solid #0000;align-items:center;gap:8px;padding:3px 8px 3px 4px;font-size:12px;display:inline-flex}.account-trigger:hover,.account-trigger[aria-expanded=true]{border-color:var(--ink);background:var(--surface)}.account-trigger .avatar{width:28px;height:28px;font-size:12px}.account-trigger-name{text-overflow:ellipsis;white-space:nowrap;max-width:140px;overflow:hidden}.account-dropdown{z-index:60;border:2px solid var(--ink);background:var(--surface);min-width:220px;box-shadow:var(--shadow);animation:slide-up var(--fast) ease-out;border-radius:4px;gap:2px;padding:6px;display:grid;position:absolute;top:calc(100% + 8px);right:0}.account-dropdown[hidden]{display:none}.account-dropdown>a,.account-dropdown>button{color:var(--text);text-align:left;background:0 0;border:0;border-radius:2px;align-items:center;gap:10px;padding:10px 12px;font-size:13px;display:flex}.account-dropdown>a:hover,.account-dropdown>button:hover{background:var(--bg)}.import-card{gap:16px}.import-head h2{margin-top:6px}.import-card>p{font-size:13px}.import-facts{gap:8px;margin:0;padding:0;font-size:13px;list-style:none;display:grid}.import-facts li{align-items:flex-start;gap:8px;line-height:1.6;display:flex}.import-facts svg{margin-top:4px}.modal-body .import-facts{margin:8px 0 16px;padding-left:18px;list-style:outside}.modal-body .import-facts li{display:list-item}.import-progress{gap:8px;font-size:12px}.provider-buttons{flex-wrap:wrap;gap:12px;display:flex}.provider-glyph{text-align:center;width:15px;font:700 14px var(--font-display)}.account-summary{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.account-summary>div{flex-direction:column;margin-right:auto;display:flex}.handle-rules{gap:4px;margin:-8px 0 0;padding:0;font-size:12px;list-style:none;display:grid}.handle-rules li{align-items:center;gap:6px;display:inline-flex}.saved-note{align-items:center;gap:4px;font-size:12px;display:inline-flex}.privacy-table{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;display:grid}.privacy-table>div{border:1px dashed var(--ink);border-radius:2px;padding:12px 14px}.privacy-table strong{font-size:12px}.danger-zone .settings-fields{border:2px solid var(--danger-text);border-radius:4px;padding:16px}.board-personal{margin-bottom:24px;padding:16px 20px}.board-personal p{align-items:flex-start;gap:10px;font-size:13px;display:flex}.board-personal svg{color:var(--accent-text);margin-top:4px}.board-panel{gap:16px;padding-top:20px}.board-rules{color:var(--muted);gap:6px}.board-rules-list{gap:8px;margin:0 0 12px;padding-left:24px;list-style:decimal}.board-rules-list li{display:list-item}.board-list{gap:8px;margin:0;padding:0;list-style:none;display:grid}.board-row{border:1px solid var(--ink);background:var(--surface);border-radius:4px;grid-template-columns:80px minmax(0,1fr) 220px;align-items:center;gap:12px;padding:10px 16px;font-size:13px;display:grid}.board-rank{font:700 13px var(--font-code);align-items:center;gap:6px;display:inline-flex}.top-1 .board-rank svg{color:var(--warning-text)}.top-2 .board-rank svg{color:var(--muted)}.top-3 .board-rank svg{color:var(--accent-text)}.board-row.top{border-width:2px}.board-who{align-items:center;gap:10px;min-width:0;display:flex}.board-who strong{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.board-nums{grid-template-columns:1fr 1fr;gap:12px;display:grid}.board-num{font:13px var(--font-code);text-align:right}.board-num small{color:var(--muted)}.board-row.you{background:var(--accent-2);border-width:2px}@supports (color:color-mix(in lab, red, red)){.board-row.you{background:color-mix(in srgb, var(--accent-2) 20%, var(--surface))}}.board-row.you small,.board-row.you .badge{color:var(--text)}.you-badge{transform:none}.board-own{z-index:3;position:sticky;bottom:16px}.board-own .board-row{box-shadow:var(--shadow)}.skeleton-row{min-height:54px}.skeleton-row .skeleton{height:14px}.profile-overview{margin-bottom:28px}.milestone-copy{margin-top:10px;font-size:12px}.solve-kinds{flex-wrap:wrap;align-items:center;gap:12px;margin-top:18px;display:flex}.solve-kinds .badge{transform:none}.solve-kinds-help{max-width:60ch;margin-top:10px;font-size:12px}.recent-list{margin:0;padding:0;list-style:none}.recent-list li{border-bottom:1px dashed var(--ink);grid-template-columns:auto minmax(0,1fr) auto auto auto;align-items:center;gap:10px;padding:10px 0;font-size:12px;display:grid}.recent-list li:last-child{border-bottom:0}.recent-title{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}@media (max-width:1023px){.account-trigger-name{display:none}.program-case-fields{grid-template-columns:minmax(0,1fr)}}@media (max-width:767px){.judge-editor{height:260px}.judge-action-bar{bottom:calc(64px + env(safe-area-inset-bottom))}.judge-action-bar>.row{gap:8px;width:100%}.judge-action-bar>.row>.btn:not(.ghost){flex:1}.shortcut-hint,.account-trigger-name,.account-trigger>svg{display:none}.judge-language select{min-width:0}.test-row-toggle{grid-template-columns:auto minmax(0,1fr) auto auto}.test-row-time{display:none}.hidden-tests .test-row-toggle{grid-template-columns:auto minmax(0,1fr) auto}.soft-prompt{align-items:flex-start}.privacy-table{grid-template-columns:minmax(0,1fr)}.board-row{grid-template-columns:52px minmax(0,1fr);row-gap:4px;padding:10px 12px}.board-rank{grid-row:span 2}.board-nums{gap:16px;display:flex}.board-num{text-align:left;font-size:12px}.board-own{bottom:calc(76px + env(safe-area-inset-bottom))}.recent-list li{grid-template-columns:auto minmax(0,1fr) auto}.recent-list li>:nth-child(4),.recent-list li>time{display:none}}.cookie-notice{z-index:60;left:max(16px, env(safe-area-inset-left,0px));bottom:max(16px, env(safe-area-inset-bottom,0px));border:2px solid var(--ink);background:var(--surface);width:min(500px,100vw - 32px);color:var(--text);box-shadow:var(--shadow);background-image:var(--paper-grain);border-radius:2px;grid-template-columns:minmax(0,1fr);gap:12px;padding:22px 18px 16px;display:grid;position:fixed}.cookie-stamp{border:3px double var(--ink);background:var(--accent-2);color:var(--on-accent);font:400 11px/1.4 var(--font-stamp);letter-spacing:1.4px;text-transform:uppercase;padding:3px 10px;position:absolute;top:-13px;left:14px;transform:rotate(-3deg)}.cookie-copy{grid-column:1;gap:4px;min-width:0;display:grid}.cookie-copy strong{font:700 17px/1.25 var(--font-display);color:var(--ink)}.cookie-list{gap:6px;margin:0;font-size:12px;line-height:1.6;display:grid}.cookie-list>div{border-top:1px dashed var(--ink);grid-template-columns:112px minmax(0,1fr);gap:10px;padding-top:6px;display:grid}.cookie-list dt{font:700 11px/1.6 var(--font-ui);color:var(--text);overflow-wrap:anywhere}.cookie-list dd{color:var(--muted);margin:0}.cookie-notice .btn{white-space:nowrap;justify-self:end}@media (max-width:520px){.cookie-notice{right:max(16px, env(safe-area-inset-right,0px));width:auto}.cookie-notice .btn{justify-self:stretch}.cookie-list>div{grid-template-columns:minmax(0,1fr);gap:0}}@media (prefers-reduced-motion:reduce){.cookie-notice{animation:none}}.board-personal .board-join{min-height:36px;margin-left:12px;padding:0 12px;font-size:12px}.avatar.avatar-face{background:#fffbef;padding:0;font-size:0;overflow:hidden}.avatar.avatar-face .doodle{width:100%;height:100%;display:block}.face-picker{gap:10px;margin-top:16px;display:grid}.face-picker-label{margin:0;font-size:13px;font-weight:700}.face-grid{border:2px dashed var(--ink);grid-template-columns:repeat(auto-fill,56px);justify-content:space-between;gap:10px;max-height:300px;padding:10px;display:grid;overflow-y:auto}@supports (color:color-mix(in lab, red, red)){.face-grid{border:2px dashed color-mix(in srgb, var(--ink) 40%, transparent)}}.face-grid{border-radius:var(--radius)}.face-option{cursor:pointer;background:0 0;border:3px solid #0000;border-radius:50%;flex:none;width:56px;min-width:0;height:56px;min-height:0;padding:0;display:block;overflow:hidden}.face-option .doodle{border-radius:50%;width:100%;height:100%;display:block}.face-option:hover{border-color:var(--ink)}.face-option.active{border-color:var(--ink);box-shadow:0 0 0 3px var(--accent-2)}.face-option:focus-visible{outline:3px solid var(--accent-4);outline-offset:2px}.face-initial{background:var(--accent-2);color:#1d1a16;width:100%;height:100%;font:800 22px var(--font-display);place-items:center;display:grid}.avatar.avatar-face{border-radius:50%}.settings-profile-link{border:2px dashed var(--ink);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding:12px 14px;display:flex}@supports (color:color-mix(in lab, red, red)){.settings-profile-link{border:2px dashed color-mix(in srgb, var(--ink) 40%, transparent)}}.settings-profile-link{border-radius:var(--radius)}.settings-profile-link>span{overflow-wrap:anywhere;min-width:0}.foundation-page{max-width:1180px}.foundation-list{margin:24px 0;padding:0;list-style:none}.foundation-list-title{flex:1;min-width:0}.foundation-list-title :is(h2,h3){margin:0 0 6px;font-size:20px}.foundation-list-title>span{font-size:14px}.foundation-list-status{align-items:center;gap:6px;font-size:13px;display:flex}.foundation-page .foundation-lesson{max-width:none}.foundation-page .foundation-explanation{max-width:76ch}.foundation-page :is(.foundation-hints,.foundation-hint){gap:16px;min-width:0;display:grid}.foundation-page .code-view{white-space:pre-wrap;overflow-wrap:anywhere;max-width:100%}.foundation-page p>code{white-space:pre-wrap;overflow-wrap:anywhere}.foundation-page .foundation-hint{display:grid}.foundation-discovery{background:var(--surface);border:2px solid var(--ink);border-radius:var(--radius);box-shadow:var(--shadow);flex-wrap:wrap;align-items:center;gap:12px 16px;margin-block:12px 24px;padding:14px 52px 14px 16px;display:flex;position:relative}.foundation-discovery-icon{background:var(--accent-2);color:#1d1a16;border:2px solid var(--ink);border-radius:var(--radius-sm);flex:none;place-items:center;width:44px;height:44px;display:grid}.foundation-discovery-text{flex:220px;gap:2px;min-width:0;display:grid}.foundation-discovery-text strong{font:700 18px var(--font-display);color:var(--ink)}.foundation-discovery-text span{color:var(--muted);font-size:14px}.foundation-discovery-cta{align-items:center;gap:8px;min-height:44px;display:inline-flex}.foundation-discovery-close{width:44px;height:44px;color:var(--muted);cursor:pointer;border-radius:var(--radius-sm);background:0 0;border:0;place-items:center;display:grid;position:absolute;top:6px;right:6px}.foundation-discovery-close:hover{color:var(--ink);background:var(--heat-empty)}.foundation-discovery-close:focus-visible,.foundation-discovery-cta:focus-visible{outline:3px solid var(--accent-4);outline-offset:2px}.related-foundation{font-size:14px}@media (max-width:600px){.foundation-list .level-problem-link{flex-wrap:wrap;gap:12px}.foundation-list-title{flex-basis:calc(100% - 64px)}.foundation-list-status{margin-left:48px}}.foundation-rollout{margin-top:8px;font-size:13px}.foundation-module{gap:12px;margin-top:40px;display:grid}.foundation-module-header{flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:8px 16px;display:flex}.foundation-module-header h2{margin:4px 0 0}.foundation-module-count{align-items:center;gap:6px;font-size:13px;display:flex}.foundation-module .foundation-list{margin:8px 0 0}.foundation-pending{opacity:.78;cursor:default}.foundation-pending:hover{box-shadow:none;transform:none}.foundation-list-status .badge{transform:none}.foundation-languages{flex-wrap:wrap;gap:8px}.foundation-languages .btn[aria-pressed=true]{background:var(--accent-2);color:var(--on-accent)}.foundation-example-body{gap:12px;display:grid}.foundation-example-body[hidden],.foundation-status:empty{display:none}.foundation-illustration{gap:12px;min-width:0;margin:0;display:grid}.foundation-illustration figcaption{max-width:76ch;font-size:14px}.foundation-page .foundation-illustration pre{white-space:pre;overflow-wrap:normal;overflow-x:auto}.concept-question{border:1px dashed var(--ink);border-radius:2px;gap:12px;min-width:0;margin:0;padding:16px;display:grid}.concept-question legend{font:700 16px var(--font-display);max-width:100%;padding:0 8px}.concept-question .check-row{cursor:pointer;border:1px solid #0000;border-radius:2px;align-items:center;padding:6px 10px;font-size:13px}.concept-question .check-row:hover:not(:has(input:disabled)){border-color:var(--control-border)}.concept-question .check-row:has(input:checked){border-color:var(--ink)}.concept-question .check-row:has(input:disabled){cursor:default}.concept-question input[type=radio]{accent-color:var(--accent);background:0 0;border:0;flex:0 0 18px;width:18px;height:18px;min-height:0;margin:0;padding:0}.concept-question input[type=radio]:focus-visible{outline:3px dashed var(--accent-text);outline-offset:3px}.concept-question input[type=radio]:disabled{opacity:.6}.concept-feedback{min-height:1.7em;font-size:14px}.concept-feedback:empty{display:none}.foundation-cases{gap:12px;display:grid}.foundation-case{border:1px dashed var(--ink);border-radius:2px;grid-template-columns:repeat(auto-fit,minmax(min(100%,240px),1fr));align-items:start;gap:4px 16px;min-width:0;padding:12px 16px;display:grid}.foundation-case p{margin:0}.foundation-case .code-view{margin:4px 0 0;padding:10px 12px}.looping-page{max-width:1180px}.looping-hero{flex-wrap:wrap;align-items:center;gap:24px 40px;margin:8px 0;display:flex}.looping-hero-copy{flex:320px;gap:12px;min-width:0;display:grid}.looping-hero-copy p{max-width:62ch;margin:0}.looping-hero-badge{flex:none;justify-items:center;gap:8px;margin:0;display:grid}.looping-hero-badge figcaption{color:var(--muted);text-align:center;max-width:22ch;font-size:13px}.looping-actions{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.looping-summary{gap:8px;margin-top:16px;display:grid}.looping-phase{gap:12px;margin-top:36px;display:grid}.looping-phase-header{flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:8px 16px;display:flex}.looping-phase-header h2{margin:4px 0}.looping-phase-header p{max-width:70ch;margin:0;font-size:14px}.looping-phase-count{align-items:center;gap:6px;font-size:13px;display:flex}.looping-days{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:8px 0 0;padding:0;list-style:none;display:grid}@media (min-width:560px){.looping-days{grid-template-columns:repeat(3,minmax(0,1fr))}}@media (min-width:900px){.looping-days{grid-template-columns:repeat(5,minmax(0,1fr))}}.looping-day-link{border:2px solid var(--ink);border-radius:var(--radius-sm);background:var(--surface);color:var(--text);gap:4px;min-width:0;height:100%;padding:10px 12px;text-decoration:none;display:grid}.looping-day-link:hover{background:var(--accent-soft)}.looping-day-link:focus-visible{outline:3px dashed var(--accent-text);outline-offset:3px}.looping-day-link[data-state=Done]{background:var(--accent-3)}@supports (color:color-mix(in lab, red, red)){.looping-day-link[data-state=Done]{background:color-mix(in srgb, var(--accent-3) 22%, var(--surface))}}.looping-day-number{font:700 12px var(--font-ui);color:var(--muted);justify-content:space-between;align-items:center;gap:6px;display:flex}.looping-day-title{font:700 15px/1.25 var(--font-display);overflow-wrap:anywhere}.looping-day-state{color:var(--muted);align-items:center;gap:4px;font-size:12px;display:flex}.looping-day-link[data-state=Done] .looping-day-state{color:var(--success-text)}.looping-day-header{gap:8px;display:grid}.looping-day-header p{margin:0}.looping-statement{gap:16px;max-width:76ch;display:grid}.looping-statement h2{margin:8px 0 0;font-size:20px}.looping-statement p,.looping-statement ol,.looping-statement ul{margin:0}.looping-statement ol,.looping-statement ul{gap:8px;padding-left:24px;display:grid}.looping-statement ol{list-style:decimal}.looping-statement ul{list-style:outside}.looping-statement code{white-space:pre-wrap;overflow-wrap:anywhere}.looping-earned{border:2px solid var(--ink);border-radius:var(--radius);background:var(--accent-2);flex-wrap:wrap;align-items:center;gap:16px 24px;padding:16px 20px;display:flex}@supports (color:color-mix(in lab, red, red)){.looping-earned{background:color-mix(in srgb, var(--accent-2) 26%, var(--surface))}}.looping-earned{box-shadow:var(--shadow)}.looping-earned>div{flex:240px;gap:6px;min-width:0;display:grid}.looping-earned h2,.looping-earned p{margin:0}.looping-profile{flex-wrap:wrap;align-items:center;gap:16px 24px;margin-top:24px;padding:24px;display:flex}.looping-profile-copy{flex:220px;gap:8px;min-width:0;display:grid}.looping-profile-copy h2,.looping-profile-copy p{margin:0}.looping-badge{max-width:100%;height:auto;display:block}.lb-hex{fill:var(--heat-empty);stroke:var(--muted);stroke-width:4px;stroke-linejoin:round}.lb-inner{fill:none;stroke:var(--muted);stroke-width:2px;stroke-linejoin:round;opacity:.5}.lb-loop path{fill:none;stroke:var(--muted);stroke-width:6px;stroke-linecap:round;stroke-linejoin:round}.lb-number{fill:var(--muted);font:700 40px var(--font-display,serif)}.lb-ribbon{fill:var(--surface);stroke:var(--muted);stroke-width:2.5px}.lb-ribbon-text{fill:var(--muted);font:700 15px var(--font-ui,monospace);letter-spacing:.6px}.lb-lock circle{fill:var(--surface);stroke:var(--muted);stroke-width:2.5px}.lb-lock rect{fill:var(--muted)}.lb-lock path{fill:none;stroke:var(--muted);stroke-width:2.4px;stroke-linecap:round}.looping-badge.earned .lb-hex{fill:var(--accent-2);stroke:var(--ink)}.looping-badge.earned .lb-inner{stroke:var(--on-accent);opacity:.45}.looping-badge.earned .lb-loop path{stroke:var(--on-accent)}.looping-badge.earned .lb-number{fill:var(--on-accent)}.looping-badge.earned .lb-ribbon{fill:var(--ink);stroke:var(--ink)}.looping-badge.earned .lb-ribbon-text{fill:var(--bg)}.looping-badge.earned .lb-stars path{fill:var(--on-accent)}@media (forced-colors:active){.lb-hex,.lb-ribbon{stroke:canvastext;fill:canvas}.lb-number,.lb-ribbon-text{fill:canvastext}.lb-loop path{stroke:canvastext}}.looping-phase.locked .looping-phase-header{opacity:.8}.looping-day-link.locked{background:var(--ink)}@supports (color:color-mix(in lab, red, red)){.looping-day-link.locked{background:color-mix(in srgb, var(--ink) 8%, var(--surface))}}.looping-day-link.locked{cursor:not-allowed;color:var(--muted);border-style:dashed}.looping-day-link.locked:hover{background:var(--ink)}@supports (color:color-mix(in lab, red, red)){.looping-day-link.locked:hover{background:color-mix(in srgb, var(--ink) 8%, var(--surface))}}.looping-locked{justify-items:start;gap:12px;max-width:60ch;padding:40px 24px;display:grid}.looping-locked h1,.looping-locked p{margin:0}.lp{gap:clamp(48px,8vw,96px);max-width:1280px;margin:0 auto;padding:0 clamp(16px,4vw,36px) 72px;display:grid}.lp .doodle{width:100%;height:auto;display:block;overflow:visible}.lp .doodle [filter]{filter:none}.lp-kicker{font:700 11px var(--font-ui);letter-spacing:1.5px;color:var(--accent-text);text-transform:uppercase}.lp h1,.lp h2,.lp h3{font-family:var(--font-display);color:var(--ink);margin:0}.lp h2{letter-spacing:-.02em;font-size:clamp(30px,4.4vw,52px);line-height:1.05}.lp-heading{gap:10px;margin-bottom:28px;display:grid}.lp-heading p{color:var(--muted);max-width:52ch;margin:0}.lp-heading-row{flex-wrap:wrap;justify-content:space-between;align-items:end;gap:16px;display:flex}.lp-heading-row>div{gap:10px;display:grid}.lp-hero{grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);align-items:center;gap:clamp(24px,5vw,64px);padding-top:clamp(16px,4vw,48px);display:grid}.lp-hero h1{letter-spacing:-.035em;margin:14px 0 22px;font-size:clamp(46px,8.4vw,104px);line-height:.95}.lp-hero h1 em{color:var(--accent-text);font-style:italic}.lp-lede{color:var(--text);max-width:46ch;margin:0 0 26px;font-size:clamp(16px,1.6vw,19px);line-height:1.55}.lp-actions{flex-wrap:wrap;gap:12px;margin-bottom:20px;display:flex}.lp-note{color:var(--muted);align-items:flex-start;gap:8px;max-width:52ch;margin:0;font-size:13px;display:flex}.lp-note svg{flex:none;margin-top:3px}.lp-collage{aspect-ratio:1;justify-self:center;width:100%;max-width:560px;position:relative}.lp-pic{justify-items:center;gap:6px;margin:0;display:grid;position:absolute}.lp-pic figcaption{font:700 12px var(--font-stamp);background:var(--elevated);color:var(--ink);border:2px solid var(--ink);border-radius:var(--radius-sm);box-shadow:2px 2px 0 var(--shadow-ink);white-space:nowrap;padding:3px 8px;transform:rotate(-2deg)}.lp-pic-a{z-index:3;width:46%;top:22%;left:27%;transform:rotate(-3deg)}.lp-pic-b{width:33%;top:4%;left:0;transform:rotate(5deg)}.lp-pic-c{width:30%;top:0;right:2%;transform:rotate(-6deg)}.lp-pic-d{width:31%;bottom:2%;left:3%;transform:rotate(-4deg)}.lp-pic-e{width:33%;bottom:0;right:0;transform:rotate(4deg)}.lp-seal{font:700 11px var(--font-stamp);letter-spacing:1px;background:var(--accent-2);color:#1d1a16;border:2px solid var(--ink);z-index:5;white-space:nowrap;padding:4px 10px;position:absolute;bottom:-2%;left:50%;transform:translate(-50%)rotate(-3deg)}.lp-ticker{border:3px solid var(--ink);background:var(--accent-2);color:#1d1a16;box-shadow:var(--shadow);border-radius:var(--radius);overflow:hidden}.lp-ticker ul{font:700 13px var(--font-stamp);letter-spacing:1px;text-transform:uppercase;flex-wrap:wrap;justify-content:space-around;gap:10px 28px;margin:0;padding:12px 18px;list-style:none;display:flex}.lp-ticker li{align-items:center;gap:10px;display:inline-flex}.lp-ticker .doodle{flex:none;width:38px}.lp-doors,.lp-chapters,.lp-acts{grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(14px,2vw,24px);margin:0;padding:0;list-style:none;display:grid}.lp-door,.lp-chapter,.lp-act{background:var(--surface);color:var(--ink);border:3px solid var(--ink);border-radius:var(--radius-lg);box-shadow:var(--shadow);align-content:start;gap:8px;padding:112px 22px 22px;text-decoration:none;display:grid;position:relative}.lp-door .doodle,.lp-chapter .doodle,.lp-act .doodle{width:118px;position:absolute;top:-26px;left:18px;transform:rotate(-6deg)}.lp-door:nth-child(2) .doodle,.lp-chapter:nth-child(2) .doodle,.lp-act:nth-child(2) .doodle{transform:rotate(5deg)}.lp-door:hover,.lp-chapter:hover,.lp-door:focus-visible,.lp-chapter:focus-visible{background:var(--elevated)}.lp-door:focus-visible,.lp-chapter:focus-visible,.lp-finale .btn:focus-visible{outline:3px solid var(--accent-4);outline-offset:3px}.lp-door-kicker,.lp-chapter-no,.lp-act-mood{font:700 11px var(--font-ui);letter-spacing:1.2px;color:var(--accent-text);text-transform:uppercase}.lp-door strong{font:600 clamp(22px, 2.4vw, 28px) var(--font-display);align-items:center;gap:6px;line-height:1.1;display:inline-flex}.lp-door small{color:var(--muted);font-size:14px}.lp-chapter h3,.lp-act h3{font-size:clamp(22px,2.2vw,28px);line-height:1.1}.lp-chapter p,.lp-act p{color:var(--muted);margin:0;font-size:14px;line-height:1.5}.lp-chapter-foot{border-top:2px dashed var(--ink);justify-content:space-between;align-items:center;margin-top:6px;padding-top:10px;display:flex}@supports (color:color-mix(in lab, red, red)){.lp-chapter-foot{border-top:2px dashed color-mix(in srgb, var(--ink) 40%, transparent)}}.lp-chapter-foot{font:700 12px var(--font-ui)}.lp-release{color:var(--muted);margin:24px 0 0;font-size:14px}.lp-doors,.lp-chapters,.lp-acts{padding-top:30px}.lp-club{grid-template-columns:minmax(0,.9fr) minmax(0,1.4fr);align-items:center;gap:clamp(24px,5vw,64px);display:grid}.lp-club-intro{align-content:start;gap:14px;display:grid}.lp-club-intro p{color:var(--muted);max-width:44ch;margin:0;line-height:1.55}.lp-tik{max-width:280px;margin-top:12px}.lp-tik .typewriter-art{width:100%;height:auto}.lp-tik .art-caption{color:var(--muted);margin:6px 0 0;font-size:13px}.lp-wall{grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(10px,1.6vw,20px);margin:0;padding:0;list-style:none;display:grid}.lp-wall li{text-align:center;font:700 12px var(--font-stamp);color:var(--ink);justify-items:center;gap:6px;display:grid}.lp-wall li:nth-child(odd){transform:rotate(-3deg)}.lp-wall li:nth-child(2n){transform:rotate(3deg)}.lp-finale{text-align:center;background:var(--accent-3);color:#1d1a16;border:3px solid var(--ink);border-radius:var(--radius-lg);box-shadow:var(--shadow);justify-items:center;gap:14px;padding:clamp(28px,5vw,56px) 20px;display:grid}.lp-finale h2{color:#1d1a16}.lp-finale p{max-width:40ch;margin:0}.lp-finale-faces{gap:0;display:flex}.lp-finale-faces .doodle{width:clamp(72px,12vw,110px)}.lp-finale-faces .doodle:first-child{transform:rotate(-8deg)}.lp-finale-faces .doodle:nth-child(2){transform:translateY(-10px)}.lp-finale-faces .doodle:nth-child(3){transform:rotate(8deg)}@media (max-width:900px){.lp-hero,.lp-club{grid-template-columns:minmax(0,1fr)}.lp-doors,.lp-chapters,.lp-acts{grid-template-columns:minmax(0,1fr);gap:40px}.lp-wall{grid-template-columns:repeat(3,minmax(0,1fr))}}@media (max-width:480px){.lp-wall{grid-template-columns:repeat(2,minmax(0,1fr))}.lp-pic figcaption{padding:2px 5px;font-size:10px}.lp-ticker ul{justify-content:flex-start}}.landing-shell .topbar{padding-inline:56px}@media (max-width:900px){.landing-shell .topbar{padding-inline:16px}}.lp-pic-f,.lp-pic-g{display:none}@media (max-width:900px){.lp-collage{aspect-ratio:auto;grid-template-columns:repeat(6,minmax(0,1fr));gap:0;max-width:420px;margin-top:8px;display:grid}.lp-pic{width:auto;margin-inline:-4%;position:static;transform:none}.lp-pic figcaption{display:none}.lp-pic .doodle{border:3px solid var(--ink);background:var(--surface);border-radius:50%}.lp-pic-a,.lp-pic-b,.lp-pic-c,.lp-pic-d,.lp-pic-e,.lp-pic-f,.lp-pic-g{width:auto;inset:auto;transform:none}.lp-pic-f,.lp-pic-g{display:grid}.lp-pic-g{grid-column:3/span 2;justify-self:center;width:80%;margin-top:6px}}.page-heading>div:has(>.page-face){grid-template-columns:auto minmax(0,1fr);align-content:start;column-gap:20px;display:grid}.page-heading>div:has(>.page-face)>:not(.page-face){grid-column:2}.page-face{grid-area:1/1/span 6;align-self:start;width:84px;transform:rotate(-5deg)}.page-face .doodle{border:3px solid var(--ink);width:100%;height:auto;box-shadow:3px 3px 0 var(--shadow-ink);background:#fffbef;border-radius:50%;display:block}@media (max-width:640px){.page-face{width:56px}.page-heading>div:has(>.page-face){column-gap:14px}}.empty .doodle{border:3px solid var(--ink);width:88px;height:88px;box-shadow:3px 3px 0 var(--shadow-ink);background:#fffbef;border-radius:50%;margin:0 auto 8px;display:block}@media (max-width:420px){.landing-shell .topbar{gap:8px;padding-inline:12px}.landing-shell .landing-brand{font-size:24px}.landing-shell .landing-navigation{gap:10px}}@media (max-width:640px){.landing-shell .topbar{gap:10px;padding-inline:14px}.landing-shell .landing-brand{flex:none;font-size:26px}.landing-shell .landing-navigation{flex:none;gap:0;margin-left:auto}.landing-shell .landing-navigation a{white-space:nowrap;display:none}.landing-shell .landing-navigation a:last-child{background:var(--surface);min-height:44px;color:var(--ink);border:2px solid var(--ink);border-radius:var(--radius-sm);box-shadow:2px 2px 0 var(--shadow-ink);font:700 12px var(--font-ui);align-items:center;padding:0 14px;text-decoration:none;display:inline-flex}.landing-shell .topbar-actions{flex:none;gap:8px;margin-left:0}}.lp-actions .btn,.about-actions .btn{justify-content:center;min-width:200px}@media (max-width:640px){.lp-actions,.about-actions{grid-template-columns:minmax(0,1fr);gap:12px;width:100%;max-width:420px;display:grid}.lp-actions .btn,.about-actions .btn{width:100%;min-width:0;min-height:48px}}@media (max-width:420px){.landing-shell .topbar{gap:8px;padding-inline:12px}.landing-shell .landing-brand{font-size:23px}.landing-shell .landing-navigation a:last-child{padding:0 10px;font-size:11px}.landing-shell .topbar-actions{gap:6px}}@media (max-width:389px){.landing-shell .landing-navigation{display:none}.landing-shell .topbar-actions{margin-left:auto}}.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}.community{align-content:start;gap:20px;display:grid}.community>.text-link{justify-self:start}.community .page-heading{margin-bottom:0}.forum-gate{background:var(--surface);border:2px solid var(--ink);border-radius:var(--radius);box-shadow:var(--shadow);flex-wrap:wrap;align-items:center;gap:12px 16px;padding:14px 16px;display:flex}.forum-gate-icon{background:var(--accent-2);color:#1d1a16;border:2px solid var(--ink);border-radius:var(--radius-sm);flex:none;place-items:center;width:44px;height:44px;display:grid}.forum-gate-text{flex:260px;gap:2px;min-width:0;display:grid}.forum-gate-text strong{font:700 17px var(--font-display);color:var(--ink)}.forum-gate-text span{color:var(--muted);font-size:13px}.forum-gate-actions{flex-wrap:wrap;gap:10px;display:flex}.forum-categories{flex-wrap:wrap;gap:8px;display:flex}.forum-chip{border:2px solid var(--ink);background:var(--surface);min-height:40px;color:var(--ink);font:700 12px var(--font-ui);cursor:pointer;border-radius:999px;padding:0 14px}.forum-chip:hover{background:var(--accent-soft)}.forum-chip.active{background:var(--accent-2);color:#1d1a16;box-shadow:2px 2px 0 var(--shadow-ink)}.forum-chip:focus-visible,.forum-vote:focus-visible,.forum-link-button:focus-visible,.forum-category-option:focus-within{outline:3px solid var(--accent-4);outline-offset:2px}.forum-toolbar{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;display:flex}.forum-search{flex:260px;align-items:center;max-width:460px;display:flex;position:relative}.forum-search svg{color:var(--muted);pointer-events:none;position:absolute;left:12px}.community .forum-search input{width:100%;min-height:44px;padding-left:38px}.forum-sort{align-items:center;gap:8px;font-size:13px;display:flex}.forum-sort select{min-height:44px}.forum-filter{background:var(--accent-soft);border:2px dashed var(--ink);border-radius:var(--radius-sm);justify-self:start;align-items:center;gap:8px;margin:0;padding:8px 8px 8px 14px;font-size:13px;display:flex}.forum-list{gap:14px;margin:0;padding:0;list-style:none;display:grid}.forum-card{background:var(--surface);border:2px solid var(--ink);border-radius:var(--radius);box-shadow:var(--shadow);grid-template-columns:minmax(0,1fr);gap:14px;padding:16px;display:grid}.forum-card.skeleton{background:var(--ink);min-height:120px}@supports (color:color-mix(in lab, red, red)){.forum-card.skeleton{background:color-mix(in srgb, var(--ink) 6%, var(--surface))}}.forum-card.skeleton{box-shadow:none}.forum-card-votes{color:var(--muted);align-content:start;justify-items:center;gap:2px;padding-top:4px;font-size:12px;display:grid}.forum-card-votes strong{font:800 18px var(--font-display);color:var(--ink)}.forum-card-main{gap:8px;min-width:0;display:grid}.forum-card-main h2{font:700 clamp(18px, 2vw, 21px)/1.25 var(--font-display);margin:0}.forum-card-main h2 a{color:var(--ink);text-decoration:none}.forum-card-main h2 a:hover{text-underline-offset:4px;text-decoration:underline}.forum-card-main h2 a:focus-visible{outline:3px solid var(--accent-4);outline-offset:2px}.forum-card-main>p{color:var(--muted);overflow-wrap:anywhere;margin:0;font-size:14px;line-height:1.5}.forum-card-meta{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.forum-card-foot{flex-wrap:wrap;align-items:center;gap:6px 10px;font-size:13px;display:flex}.forum-replies{align-items:center;gap:4px;margin-left:auto;font-weight:700;display:inline-flex}.forum-category{border:2px solid var(--ink);min-height:24px;font:700 11px var(--font-ui);letter-spacing:.3px;color:#1d1a16;background:var(--accent-2);border-radius:999px;align-items:center;padding:0 10px;display:inline-flex}.forum-category-problem{background:#f7c95c}.forum-category-feature{background:#a8d5ba}.forum-category-new-problem{background:#f2a0a0}.forum-category-language{background:#8fd3e4}.forum-category-general{background:#e8dcc3}.forum-problem-tag{border:2px dashed var(--ink);min-height:24px;color:var(--ink);border-radius:999px;align-items:center;padding:0 10px;font-size:12px;text-decoration:none;display:inline-flex}a.forum-problem-tag:hover{background:var(--accent-soft)}.forum-more{justify-content:center;display:flex}.forum-avatar{border:2px solid var(--ink);background:#fffbef;border-radius:50%;flex:none;display:inline-block;overflow:hidden}.forum-avatar .doodle{width:100%;height:100%;display:block}.forum-avatar-small{width:30px;height:30px}.forum-avatar-large{width:46px;height:46px}.forum-thread{background:var(--surface);border:2px solid var(--ink);border-radius:var(--radius);box-shadow:var(--shadow);gap:16px;padding:clamp(16px,3vw,28px);display:grid}.forum-thread.skeleton{background:var(--ink);min-height:260px}@supports (color:color-mix(in lab, red, red)){.forum-thread.skeleton{background:color-mix(in srgb, var(--ink) 6%, var(--surface))}}.forum-thread.skeleton{box-shadow:none}.forum-thread-head{gap:12px;display:grid}.forum-thread-head h1{font:800 clamp(26px, 4vw, 38px)/1.1 var(--font-display);letter-spacing:-.02em;overflow-wrap:anywhere;margin:0}.forum-byline{align-items:center;gap:12px;font-size:13px;line-height:1.5;display:flex}.forum-thread-actions{border-top:2px dashed var(--ink);flex-wrap:wrap;align-items:center;gap:10px;padding-top:12px;display:flex}@supports (color:color-mix(in lab, red, red)){.forum-thread-actions{border-top:2px dashed color-mix(in srgb, var(--ink) 35%, transparent)}}.forum-vote{border:2px solid var(--ink);border-radius:var(--radius-sm);background:var(--surface);min-height:44px;color:var(--ink);font:700 13px var(--font-ui);cursor:pointer;box-shadow:2px 2px 0 var(--shadow-ink);align-items:center;gap:8px;padding:0 14px;display:inline-flex}.forum-vote:hover{background:var(--accent-soft)}.forum-vote.active{background:var(--accent-2);color:#1d1a16}.forum-vote.static{cursor:default;box-shadow:none}.forum-vote:disabled{opacity:.7}.forum-text{overflow-wrap:anywhere;gap:12px;line-height:1.65;display:grid}.forum-text p{margin:0}.forum-text code{font-family:var(--font-code);background:var(--ink);padding:1px 5px;font-size:.92em}@supports (color:color-mix(in lab, red, red)){.forum-text code{background:color-mix(in srgb, var(--ink) 8%, var(--surface))}}.forum-text code{border-radius:4px}.forum-code{color:#f4ecd8;border:2px solid var(--ink);border-radius:var(--radius-sm);background:#1f2a44;margin:0;padding:14px 16px;position:relative;overflow-x:auto}.forum-code code{color:inherit;white-space:pre;background:0 0;padding:0;font-size:13px}.forum-code-label{font:700 10px var(--font-ui);letter-spacing:1px;text-transform:uppercase;color:#f7c95c;margin-bottom:6px;display:block}.forum-replies-section{gap:14px;display:grid}.forum-replies-section h2{font:700 22px var(--font-display);margin:0}.forum-reply-list{gap:12px;margin:0;padding:0;list-style:none;display:grid}.forum-reply{background:var(--surface);border:2px solid var(--ink);grid-template-columns:34px minmax(0,1fr);gap:12px;padding:14px;display:grid}@supports (color:color-mix(in lab, red, red)){.forum-reply{border:2px solid color-mix(in srgb, var(--ink) 55%, transparent)}}.forum-reply{border-radius:var(--radius)}.forum-reply .forum-avatar-small{width:34px;height:34px}.forum-reply-main{gap:8px;min-width:0;display:grid}.forum-reply-head{font-size:13px}.forum-reply-actions{gap:14px;display:flex}.forum-link-button{min-height:32px;color:var(--muted);font:700 12px var(--font-ui);text-underline-offset:3px;cursor:pointer;background:0 0;border:0;padding:0;text-decoration:underline}.forum-link-button:hover{color:var(--ink)}.forum-form{gap:8px;display:grid}.forum-form>label{margin-top:6px;font-size:13px;font-weight:700}.forum-form input,.forum-form textarea{width:100%}.forum-form textarea{font-family:var(--font-ui);resize:vertical;line-height:1.6}.forum-form-actions{flex-wrap:wrap;gap:10px;margin-top:6px;display:flex}.forum-composer,.forum-reply-form{background:var(--surface);border:2px solid var(--ink);border-radius:var(--radius);box-shadow:var(--shadow);padding:clamp(16px,3vw,24px)}.forum-category-picker{border:0;grid-template-columns:repeat(auto-fill,minmax(min(100%,200px),1fr));gap:10px;margin:0;padding:0;display:grid}.forum-category-picker legend{margin-bottom:8px;font-size:13px;font-weight:700}.forum-category-option{border:2px solid var(--ink);border-radius:var(--radius-sm);background:var(--bg);cursor:pointer;gap:4px;padding:12px;display:grid;position:relative}.forum-category-option input{opacity:0;pointer-events:none;position:absolute}.forum-category-option.active{background:var(--accent-2);color:#1d1a16;box-shadow:2px 2px 0 var(--shadow-ink)}.forum-category-option.active .muted{color:#3a332a}.forum-category-option strong{font-size:14px}.forum-category-option small{font-size:12px;line-height:1.4}.forum-problem-picker{gap:6px;display:grid;position:relative}.forum-problem-picker>label{margin-top:6px;font-size:13px;font-weight:700}.forum-problem-matches{background:var(--elevated);border:2px solid var(--ink);border-radius:var(--radius-sm);box-shadow:var(--shadow);max-height:260px;margin:0;padding:4px;list-style:none;display:grid;overflow-y:auto}.forum-problem-matches button{text-align:left;width:100%;min-height:40px;color:var(--ink);cursor:pointer;background:0 0;border:0;border-radius:4px;padding:6px 10px}.forum-problem-matches button:hover,.forum-problem-matches button:focus-visible{background:var(--accent-soft);outline:none}@media (max-width:640px){.forum-card{gap:10px;padding:14px}.forum-replies{margin-left:0}.forum-toolbar{align-items:stretch}.forum-search{max-width:none}}.forum-reactions{align-items:center;gap:8px;display:inline-flex}.forum-reactions.static{color:var(--muted);gap:12px;font-size:13px;font-weight:700}.forum-reactions.static>span{align-items:center;gap:4px;display:inline-flex}.forum-react{border:2px solid var(--ink);border-radius:var(--radius-sm);background:var(--surface);min-width:44px;min-height:40px;color:var(--ink);font:700 13px var(--font-ui);cursor:pointer;box-shadow:2px 2px 0 var(--shadow-ink);align-items:center;gap:6px;padding:0 12px;display:inline-flex}.forum-react:hover{background:var(--accent-soft)}.forum-react.like.active{color:#1d1a16;background:#a8d5ba}.forum-react.dislike.active{color:#1d1a16;background:#f2a0a0}.forum-react:disabled{opacity:.7;cursor:progress}.forum-react:focus-visible{outline:3px solid var(--accent-4);outline-offset:2px}.forum-card-stats{align-items:center;gap:14px;margin-left:auto;display:inline-flex}.forum-card-stats .forum-replies{margin-left:0}.forum-reply-actions{flex-wrap:wrap;align-items:center}.forum-avatar img{object-fit:cover;width:100%;height:100%;display:block}.about{align-content:start;gap:clamp(40px,6vw,72px);max-width:none;display:grid}.about h1,.about h2,.about h3{font-family:var(--font-display);color:var(--ink);margin:0}.about h2{letter-spacing:-.02em;font-size:clamp(26px,3.4vw,38px);line-height:1.1}.about h3{align-items:center;gap:8px;font-size:19px;line-height:1.25;display:flex}.about p{margin:0;line-height:1.65}.about-section{gap:18px;display:grid}.about-intro,.about-fine{color:var(--muted);max-width:64ch}.about-fine{font-size:13px}.about-hero{grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);align-items:center;gap:clamp(20px,5vw,56px);display:grid}.about-hero-copy{justify-items:start;gap:16px;display:grid}.about-hero h1{letter-spacing:-.035em;font-size:clamp(40px,6.4vw,76px);line-height:.98}.about-lede{max-width:52ch;font-size:clamp(16px,1.5vw,18px)}.about-actions{flex-wrap:wrap;gap:12px;margin-top:4px;display:flex}.about-portrait{justify-items:center;gap:12px;margin:0;display:grid}.about-portrait img{border:3px solid var(--ink);width:min(100%,360px);height:auto;box-shadow:var(--shadow);background:#fbf6e8;border-radius:20px;padding:16px;transform:rotate(2deg)}.about-portrait figcaption{font:700 12px var(--font-stamp);background:var(--accent-2);color:#1d1a16;border:2px solid var(--ink);border-radius:var(--radius-sm);box-shadow:2px 2px 0 var(--shadow-ink);padding:4px 10px;transform:rotate(-2deg)}.about-stats dl{border:3px solid var(--ink);border-radius:var(--radius);background:var(--accent-2);color:#1d1a16;box-shadow:var(--shadow);grid-template-columns:repeat(4,minmax(0,1fr));margin:0;display:grid}.about-stats dl>div{border-left:2px dashed #1d1a1673;gap:4px;padding:18px 20px;display:grid}.about-stats dl>div:first-child{border-left:0}.about-stats dt{order:2;font-size:12px;line-height:1.3}.about-stats dd{font:800 clamp(30px, 4vw, 44px)/1 var(--font-display);order:1;margin:0}.about-pillars{grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;padding-top:34px;display:grid}.about-compare{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;display:grid}.about-card{background:var(--surface);border:3px solid var(--ink);border-radius:var(--radius-lg);box-shadow:var(--shadow);align-content:start;gap:10px;min-width:0;padding:22px;display:grid;position:relative}.about-card p{color:var(--muted);font-size:14px}.about-card p strong{color:var(--ink)}.about-pillars .about-card{padding-top:70px}.about-pillars .doodle{border:3px solid var(--ink);width:92px;height:92px;box-shadow:3px 3px 0 var(--shadow-ink);background:#fffbef;border-radius:50%;position:absolute;top:-34px;left:18px;transform:rotate(-6deg)}.about-pillars .about-card:nth-child(2) .doodle{transform:rotate(5deg)}.about-card ul{gap:8px;margin:0;padding:0;list-style:none;display:grid}.about-card li{align-items:center;min-height:24px;padding-left:36px;font-size:14px;line-height:1.4;display:flex;position:relative}.about-card li .retro-mark{width:24px;height:24px;margin-top:-12px;position:absolute;top:50%;left:0;overflow:visible}.about-creator{color:#1d1a16;border:3px solid var(--ink);border-radius:var(--radius-lg);box-shadow:var(--shadow);background:#a8d5ba;grid-template-columns:auto minmax(0,1fr);align-items:center;gap:clamp(18px,4vw,40px);padding:clamp(20px,4vw,36px);display:grid}.about-creator-avatar{border:3px solid var(--ink);background:#fbf6e8;border-radius:50% 50% 18px 18px;width:clamp(140px,22vw,220px);height:auto;padding:10px;transform:rotate(-3deg)}.about-creator-text{justify-items:start;gap:10px;display:grid}.about-creator .eyebrow{color:#1d1a16}.about-creator h2{color:#1d1a16;font-size:clamp(34px,5vw,56px)}.about-creator p{max-width:52ch}.about-creator-link{font-size:13px}.about-creator .text-link{color:#1d1a16}.about-faq{gap:10px;display:grid}.about-faq-item{border:2px solid var(--ink);border-radius:var(--radius);background:var(--surface)}.about-faq-item>summary{cursor:pointer;min-height:56px;font:700 15px var(--font-ui);justify-content:space-between;align-items:center;gap:16px;padding:12px 18px;list-style:none;display:flex}.about-faq-item>summary::-webkit-details-marker{display:none}.about-faq-item>summary:hover{background:var(--accent-soft)}.about-faq-item>summary:focus-visible{outline:3px solid var(--accent-4);outline-offset:2px}.about-faq-item>summary svg{color:var(--muted);flex:none}.about-faq-item[open]>summary{border-bottom:2px dashed var(--ink)}@supports (color:color-mix(in lab, red, red)){.about-faq-item[open]>summary{border-bottom:2px dashed color-mix(in srgb, var(--ink) 35%, transparent)}}.about-faq-item[open]>summary svg{transform:rotate(180deg)}.about-faq-item>p{color:var(--muted);padding:14px 18px 18px;font-size:14px}.about-finale{text-align:center;background:var(--accent-3);color:#1d1a16;border:3px solid var(--ink);border-radius:var(--radius-lg);box-shadow:var(--shadow);justify-items:center;gap:12px;padding:clamp(28px,5vw,48px) 20px;display:grid}.about-finale h2{color:#1d1a16}.about-finale-faces{display:flex}.about-finale-faces .doodle{border:3px solid var(--ink);background:#fffbef;border-radius:50%;width:clamp(64px,11vw,96px);height:auto}.about-finale-faces .doodle:first-child{transform:rotate(-8deg)}.about-finale-faces .doodle:nth-child(2){margin-inline:-6px;transform:translateY(-8px)}.about-finale-faces .doodle:nth-child(3){transform:rotate(8deg)}@media (max-width:860px){.about-hero{grid-template-columns:minmax(0,1fr)}.about-portrait{order:-1}.about-portrait img{width:min(100%,260px)}.about-pillars{grid-template-columns:minmax(0,1fr);gap:44px}.about-compare{grid-template-columns:minmax(0,1fr)}.about-stats dl{grid-template-columns:repeat(2,minmax(0,1fr))}.about-stats dl>div:nth-child(3){border-left:0}.about-stats dl>div:nth-child(n+3){border-top:2px dashed #1d1a1673}.about-creator{text-align:center;grid-template-columns:minmax(0,1fr);justify-items:center}.about-creator-text{justify-items:center}}.about-section>p{max-width:90ch}@media (min-width:1100px){.about-faq{grid-template-columns:repeat(2,minmax(0,1fr));align-items:start;gap:12px 20px}}@media (min-width:1400px){.about-hero{gap:clamp(40px,6vw,96px)}.about-portrait img{width:min(100%,460px)}.about-lede{max-width:56ch;font-size:19px}}@media (min-width:1100px){.about-creator{grid-template-columns:auto minmax(0,640px);justify-content:center;gap:clamp(32px,5vw,72px)}.about-creator p{max-width:60ch}}.retro-mark-shadow{fill:var(--shadow-ink)}.retro-mark-face{stroke:var(--ink)}.settings-content{grid-template-columns:minmax(0,1fr);align-content:start;gap:22px;max-width:none;display:grid}.settings-content>.page-heading{margin-bottom:4px}.settings-section{background:var(--surface);border:3px solid var(--ink);border-radius:var(--radius-lg);box-shadow:var(--shadow);grid-template-columns:minmax(0,1fr);gap:18px;min-width:0;margin:0;padding:clamp(18px,3vw,28px)}.settings-section>div:first-child{border-bottom:2px dashed var(--ink);grid-template-columns:auto minmax(0,1fr);align-items:center;column-gap:16px;padding-bottom:16px;display:grid}@supports (color:color-mix(in lab, red, red)){.settings-section>div:first-child{border-bottom:2px dashed color-mix(in srgb, var(--ink) 35%, transparent)}}.settings-section>div:first-child>.settings-icon{grid-row:1/span 2}.settings-section>div:first-child>h2{font:800 clamp(20px, 2.4vw, 26px)/1.15 var(--font-display);letter-spacing:-.01em;color:var(--ink);grid-column:2;margin:0}.settings-section>div:first-child>p{color:var(--muted);grid-column:2;margin:2px 0 0;font-size:13px}.settings-icon{border:2px solid var(--ink);border-radius:var(--radius-sm);background:var(--accent-2);color:#1d1a16;width:44px;height:44px;box-shadow:2px 2px 0 var(--shadow-ink);place-items:center;display:grid}.settings-icon.danger{background:var(--danger);color:#fff}.settings-fields{gap:18px;min-width:0}.settings-section label{font-size:13px;font-weight:700}.settings-section label.check-row{font-weight:400}.settings-section :is(input:not([type=checkbox]):not([type=radio]):not([type=file]),select,textarea){min-height:44px}.settings-section:has(h2.danger){border-color:var(--danger-text)}.settings-section:has(h2.danger) h2{color:var(--danger-text)}.settings-section[aria-labelledby=privacy-heading] .privacy-table{overflow-x:auto}.danger-zone .settings-fields{border-radius:var(--radius-sm)}@media (max-width:640px){.settings-section>div:first-child{column-gap:12px}.settings-icon{width:38px;height:38px}}.settings-flow{align-content:start;gap:22px;display:grid}@media (min-width:1200px){.settings-flow{column-count:2;column-gap:24px;display:block}.settings-flow>.settings-section{break-inside:avoid;margin-bottom:24px}}.auth-content{max-width:640px}.auth-card,.auth-form{gap:22px;min-width:0;display:grid}.auth-card{width:100%;max-width:520px;margin-inline:auto;padding:clamp(20px,4vw,36px)}.auth-card header{gap:12px;display:grid}.auth-card :is(h1,p,dl){margin:0}.auth-card h1{font-size:clamp(30px,5vw,42px)}.auth-card p{font-size:14px;line-height:1.7}.auth-field{gap:8px;min-width:0;display:grid}.auth-label-row{flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:12px;display:flex}.auth-label-row .text-link{font-size:12px}.auth-alternatives{border-top:1px dashed var(--ink);text-align:center;justify-items:stretch;gap:10px;padding-top:20px;display:grid}.auth-alternatives .btn{justify-content:center}.auth-alternatives .auth-guest{color:var(--muted);font-size:13px}.auth-form label{font-size:14px}.auth-form input{width:100%;min-width:0}.auth-form small{font-size:12px;font-weight:400}.auth-password{align-items:stretch;gap:8px;min-width:0;display:flex}.auth-password input{flex:1}.auth-password .btn{flex-shrink:0;padding-inline:12px;font-size:12px}.auth-form>.btn{justify-content:center}.auth-form .error-box,.auth-availability{align-items:flex-start;gap:8px;display:flex}.auth-form .error-box svg,.auth-availability svg{flex-shrink:0;margin-top:3px}.field-error{color:var(--danger-text);font-size:12px}.auth-availability{margin-top:-14px!important;font-size:12px!important}.auth-profile-details{gap:8px;display:grid}.auth-profile-details dt{color:var(--muted);font-size:12px}.auth-profile-details dd{overflow-wrap:anywhere;margin:0 0 12px}.account-sign-in{white-space:nowrap;font-size:13px}.account-trigger{min-width:44px;min-height:44px}.avatar-photo{padding:0;overflow:hidden}.avatar-photo img{object-fit:cover;width:100%;height:100%;display:block}.avatar-editor,.recovery-panel{border-top:1px dashed var(--ink);gap:16px;min-width:0;padding-top:24px;display:grid}.avatar-editor h2,.recovery-panel h2{margin:0;font-size:22px}.avatar-editor h2 .muted{font:12px var(--font-mono)}.avatar-editor .profile-avatar{width:96px;height:96px;font-size:38px}.avatar-editor input[type=file]{width:100%;min-width:0;padding:12px;font-size:12px}.avatar-editor input[type=file]::file-selector-button{border:1px solid var(--ink);border-radius:var(--radius-sm);background:var(--accent-2);color:var(--on-accent);font:inherit;cursor:pointer;margin-right:12px;padding:8px}.avatar-editor small{font-size:12px}.avatar-actions{flex-wrap:wrap;gap:12px;display:flex}.avatar-actions .btn,.recovery-panel small{font-size:12px}.recovery-secret{border:2px solid var(--ink);background:var(--bg);gap:12px;min-width:0;padding:16px;display:grid}.recovery-secret label{font-size:13px}.recovery-secret textarea{resize:vertical;overflow-wrap:anywhere;width:100%;min-width:0;font-size:13px}.shell .topbar .topbar-actions>.account-sign-in{align-items:center;min-height:44px;display:inline-flex}@media (max-width:600px){.auth-content{padding-inline:12px}.auth-card{gap:20px}.shell .topbar-actions:has(.account-sign-in,.account-menu)>a.icon-button[href="/about/"]{display:none}}.avatar-hero{flex-wrap:wrap;align-items:center;gap:20px;display:flex}.avatar-hero .profile-avatar{border:3px solid var(--ink);width:112px;height:112px;box-shadow:4px 4px 0 var(--shadow-ink);font-size:44px}.avatar-hero-text{flex:220px;gap:6px;min-width:0;display:grid}.avatar-hero-text p{margin:0}.avatar-using{border:2px solid var(--ink);background:var(--accent-2);color:#1d1a16;border-radius:999px;justify-self:start;padding:4px 10px;font-size:12px}.avatar-field{border:2px solid var(--ink);border-radius:var(--radius);background:var(--surface);flex-wrap:wrap;align-items:center;gap:14px;padding:12px 14px;display:flex}.avatar-field-preview.avatar{flex:none;width:52px;height:52px;font-size:22px}.avatar-field-text{flex:160px;gap:2px;min-width:0;display:grid}.avatar-field-text small{font-size:12px}.avatar-modal{gap:16px;display:grid}.avatar-modal-preview{border:2px dashed var(--ink);align-items:center;gap:16px;padding:12px;display:flex}@supports (color:color-mix(in lab, red, red)){.avatar-modal-preview{border:2px dashed color-mix(in srgb, var(--ink) 40%, transparent)}}.avatar-modal-preview{border-radius:var(--radius)}.avatar-modal-preview .profile-avatar{border:3px solid var(--ink);flex:none;width:80px;height:80px;font-size:32px}.avatar-modal-preview>div{gap:4px;min-width:0;display:grid}.avatar-modal-preview small{font-size:12px;line-height:1.4}.avatar-tabs{border-bottom:2px solid var(--ink);gap:8px;display:flex}.avatar-tab{border-radius:var(--radius-sm) var(--radius-sm) 0 0;min-height:44px;color:var(--muted);font:700 13px var(--font-ui);cursor:pointer;background:0 0;border:2px solid #0000;border-bottom:0;align-items:center;gap:8px;margin-bottom:-2px;padding:0 14px;display:inline-flex}.avatar-tab.active{border-color:var(--ink);background:var(--surface);color:var(--ink)}.avatar-tab:focus-visible{outline:3px solid var(--accent-4);outline-offset:2px}.avatar-upload{gap:14px;display:grid}.avatar-upload .profile-avatar{width:96px;height:96px}.avatar-modal .face-picker{margin-top:0}.avatar-modal .face-grid{max-height:min(46vh,340px)}.avatar-modal-actions{justify-content:flex-end;display:flex}.room-note{border:1px dashed var(--ink);border-radius:var(--radius-sm);background:var(--accent-soft);align-items:flex-start;gap:8px;margin:0;padding:10px 14px;font-size:13px;line-height:1.6;display:flex}.room-note svg{color:var(--accent-text);flex-shrink:0;margin-top:3px}.room-panel{gap:16px;min-width:0;padding-top:20px;display:grid}.room-gate{max-width:620px;margin-inline:auto}.room-skeleton{gap:10px;min-height:84px;display:grid}.room-skeleton .skeleton{border-radius:var(--radius-sm);height:14px}.room-skeleton .skeleton:first-child{width:45%}.room-count{gap:6px}.room-list,.room-problems,.room-members,.room-cases,.room-picker{gap:12px;margin:0;padding:0;list-style:none;display:grid}.room-card{min-height:44px;color:inherit;transition:transform var(--fast), box-shadow var(--fast);gap:10px;padding:18px 20px;text-decoration:none;display:grid}.room-card:hover,.room-card:focus-visible{box-shadow:var(--shadow);transform:translate(-2px,-2px)}.room-card-name{overflow-wrap:anywhere;font-size:18px}.room-card-meta{gap:6px 16px;font-size:12px}.room-heading{align-items:flex-start}.room-description{overflow-wrap:anywhere;white-space:pre-line;max-width:70ch}.room-dates{grid-template-columns:repeat(auto-fit,minmax(min(100%,220px),1fr));gap:16px;display:grid}.room-form-card input[type=range],.room-panel input[type=range]{min-height:44px;accent-color:var(--accent);background:0 0;border:0;padding:0}.room-problem{align-items:center;gap:8px;padding:0;display:flex;overflow:hidden}.room-problem-link{min-width:0;min-height:52px;color:inherit;flex-wrap:wrap;flex:1;align-items:center;gap:8px 14px;padding:14px 18px;text-decoration:none;display:flex}.room-problem-link:hover,.room-problem-link:focus-visible{background:var(--accent-soft)}.room-problem-title{overflow-wrap:anywhere;flex:220px;min-width:0;font-weight:600}.room-problem>.btn{min-width:44px;min-height:44px;margin-right:10px}.room-solved{color:var(--success-text);font-weight:600}.room-host-tools{gap:14px}.room-picker li{border:1px solid var(--border);border-radius:var(--radius-sm);gap:10px;min-height:52px;padding:10px 12px}.room-picker .badge{margin-left:4px}.room-search{align-items:center;gap:8px}.room-search input{flex:1}.room-who{min-width:0;display:grid}.room-who strong,.room-who small{overflow-wrap:anywhere}.room-rules{margin:0;font-size:13px}.room-you-sticky{z-index:2;box-shadow:var(--shadow);position:sticky;bottom:12px}.room-you-sticky .board-row{margin:0}.room-members .card{min-height:56px;padding:12px 16px}.room-link{align-items:stretch;gap:8px}.room-link input{flex:1;min-width:0}.room-join{gap:16px}.room-editor{gap:20px}.room-starters,.room-editor fieldset{border:1px solid var(--border);border-radius:var(--radius-sm);gap:12px;min-width:0;margin:0;padding:14px;display:grid}.room-starters legend,.room-editor legend{padding:0 8px;font-size:14px}.room-case{gap:10px;padding:12px 14px;display:grid}.room-case-fields{grid-template-columns:repeat(auto-fit,minmax(min(100%,240px),1fr));gap:12px;display:grid}.room-case textarea,.room-starters textarea,.room-editor textarea.mono{width:100%;min-width:0;font-family:var(--font-mono,monospace);font-size:13px}.room-case .check-row{align-items:center;gap:8px;min-height:44px;font-size:13px;display:inline-flex}.room-case .check-row input[type=checkbox]{flex:0 0 18px;width:18px;min-width:18px;height:18px}.room-case>.between{align-items:center;gap:8px}.room-case .btn{min-width:44px;min-height:44px}.room-statement{white-space:pre-wrap;overflow-wrap:anywhere;max-width:80ch}.room-panel .tabs{overflow-x:auto}@media (max-width:600px){.room-card{padding:16px}.room-problem{flex-wrap:wrap}.room-problem-link{padding:12px 14px}.room-link{flex-direction:column}.room-you-sticky{bottom:72px}}@media (prefers-reduced-motion:reduce){.room-card{transition:none}.room-card:hover{transform:none}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-ordinal{syntax:"*";inherits:false}@property --tw-slashed-zero{syntax:"*";inherits:false}@property --tw-numeric-figure{syntax:"*";inherits:false}@property --tw-numeric-spacing{syntax:"*";inherits:false}@property --tw-numeric-fraction{syntax:"*";inherits:false}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}@keyframes spin{to{transform:rotate(360deg)}}
