@font-face{font-family:JetBrains Mono;font-style:normal;font-weight:400;font-display:swap;src:url(/app/fonts/JetBrainsMono-400-latin.woff2) format("woff2")}@font-face{font-family:JetBrains Mono;font-style:normal;font-weight:700;font-display:swap;src:url(/app/fonts/JetBrainsMono-700-latin.woff2) format("woff2")}@font-face{font-family:Syne;font-style:normal;font-weight:800;font-display:swap;src:url(/app/fonts/Syne-800-latin.woff2) format("woff2")}:root{font-family:JetBrains Mono,ui-monospace,monospace;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;--display:"Archivo","Syne",sans-serif;--mono:"JetBrains Mono",ui-monospace,monospace;--bg:#171823;--surface:#212235;--surface-hi:#292a42;--text:#f2f2ed;--text-2:#bbbcbb;--text-3:#898997;--line:#3a3a45;--accent:#b7ff39;--accent-text:#b7ff39;--on-accent:#000;--bracket:#49553c;--focus:#b7ff39;background:var(--bg);color:var(--text);color-scheme:dark}:root[data-theme=light]{--bg:#f2f2ed;--surface:#e4e4dc;--surface-hi:#d8d8ce;--text:#171823;--text-2:#45465a;--text-3:#585968;--line:#c4c4ba;--accent-text:#3d6600;--bracket:#9aa58a;--focus:#3d6600;color-scheme:light}*{box-sizing:border-box}body{margin:0;min-width:320px;background:var(--bg)}button,input,textarea,select{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:not-allowed}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible{outline:2px solid var(--focus);outline-offset:4px}a{color:var(--accent-text);text-underline-offset:4px}a:hover{color:var(--text)}img{max-width:100%;display:block}h1,h2,h3,h4,p{margin:0}h1,h2{font-family:var(--display);font-stretch:125%;font-weight:900;text-transform:uppercase}h1{font-size:clamp(32px,4.5vw,56px);line-height:.98;overflow-wrap:anywhere}h2{font-size:28px;line-height:1.1}h3{font-size:18px;line-height:1.5}p{line-height:1.7}ul,ol{margin:0}fieldset{border:0;padding:0;margin:0}main:focus{outline:none}.companion{min-height:100vh;display:flex;flex-direction:column;padding-bottom:calc(65px + env(safe-area-inset-bottom));background:var(--bg);color:var(--text)}main{flex:1 0 auto}.page-width{width:100%;max-width:1344px;margin-inline:auto;padding-inline:clamp(16px,4vw,48px)}.quest-stripe{display:flex;height:8px;flex:none;width:100%}.quest-stripe span{flex:1}.app-header{display:flex;align-items:center;justify-content:space-between;gap:12px 32px;flex-wrap:wrap;padding-block:20px}.wordmark{font:900 18px/1.2 var(--display);font-stretch:125%;color:var(--text);text-transform:uppercase;text-decoration:none;white-space:nowrap}.wordmark span{color:var(--accent-text)}.wordmark-stacked{font:900 96px/.9 var(--display);display:flex;flex-direction:column}.wordmark-stacked span:nth-child(2){font-size:32px;margin-top:24px}.wordmark-stacked span:nth-child(3){font-size:56px;margin-top:16px;color:var(--accent-text)}.header-controls{display:flex;gap:16px;align-items:center}.header-progress{font-size:11px;color:var(--text-3);text-transform:uppercase}.language-toggle{display:flex;align-items:center;gap:2px}.language-toggle button,.theme-toggle{border:0;background:transparent;color:var(--text-3);min-height:44px;min-width:40px;padding:4px;font-size:12px}.language-toggle button[aria-pressed=true]{color:var(--accent-text);font-weight:700}.theme-toggle{font-size:26px}.kicker{font:700 14px/20px var(--mono);letter-spacing:.02em;text-transform:uppercase;color:var(--accent-text)}.kicker-muted{font-size:12px;line-height:18px;font-weight:400;color:var(--text-3)}.lead{max-width:64ch;font-size:15px;line-height:26px;font-weight:400;color:var(--text-2)}.secondary-copy{font-size:14px;line-height:24px;color:var(--text-2)}.caption{font-size:12px;line-height:20px;color:var(--text-3);overflow-wrap:anywhere}.command{display:inline-flex;justify-content:center;align-items:center;gap:1ch;min-height:48px;padding:0 32px;border:1px solid transparent;border-radius:0;text-decoration:none;font:700 13px/20px var(--display);color:var(--on-accent);background:var(--accent);transition:background .15s,border-color .15s}.command:hover{background:#adee3a;color:#000}.command-ghost{font:400 13px/20px var(--mono);background:transparent;color:var(--text-2);padding:0 16px}.command-ghost:hover{background:var(--surface-hi);color:var(--accent-text)}.command:disabled{background:transparent;color:var(--text-3);border-color:var(--line)}.t-light .command-primary{border-color:#171823}.button-row{display:flex;align-items:center;flex-wrap:wrap;gap:12px 20px}.brick-edges{position:relative;isolation:isolate}.brick-edges:before{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;background:url(/app/art/bricks-dark.svg) repeat;background-size:192px 112px;-webkit-mask-image:radial-gradient(ellipse 80% 75% at 40% 50%,transparent 40%,#000 90%);mask-image:radial-gradient(ellipse 80% 75% at 40% 50%,transparent 40%,#000 90%)}.t-light .brick-edges:before{background-image:url(/app/art/bricks-light.svg)}.brick-sparse{background:var(--bg) url(/app/art/bricks-sparse-dark.svg) repeat;background-size:192px 112px}.t-light .brick-sparse{background-image:url(/app/art/bricks-sparse-light.svg)}.bracket{position:absolute;top:24px;right:24px;width:28px;height:28px;pointer-events:none}.bracket i{position:absolute;background:var(--bracket)}.bracket i:nth-child(1){top:0;left:0;width:28px;height:4px}.bracket i:nth-child(2){top:0;right:0;width:4px;height:20px}.bracket i:nth-child(3){top:24px;right:0;width:4px;height:4px}.swatch{display:inline-block;flex:none;width:8px;height:12px}.quest-badge{display:inline-flex;align-items:center;gap:8px;font-size:12px;line-height:18px;color:var(--text)}.quest-badge span{overflow-wrap:anywhere}.notice{padding:14px 20px;background:var(--surface-hi);border-left:3px solid var(--accent-text);font-size:13px;line-height:22px;margin-block:12px}.state-done{color:var(--accent-text);font-size:12px}.state-open{color:var(--text-3);font-size:12px}.skip-link{position:fixed;left:16px;top:-80px;z-index:99;background:var(--accent);color:#000;padding:12px 16px}.skip-link:focus{top:16px}.visually-hidden{position:absolute;clip:rect(0,0,0,0);width:1px;height:1px;overflow:hidden;white-space:nowrap}.empty-state{display:flex;flex-direction:column;align-items:flex-start;gap:24px;padding-block:64px}.bottom-nav{position:fixed;z-index:30;bottom:0;left:0;right:0;background:var(--surface);padding-bottom:env(safe-area-inset-bottom);border-top:1px solid var(--line)}.bottom-nav>div{max-width:720px;margin:0 auto;display:grid;grid-template-columns:repeat(4,minmax(0,1fr))}.bottom-nav a{min-width:0;min-height:64px;padding:8px 4px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;border-top:2px solid transparent;font-size:11px;line-height:16px;font-weight:700;color:var(--text-2);text-decoration:none;text-transform:uppercase}.bottom-nav a[aria-current=page]{color:var(--accent-text);border-top-color:var(--accent-text);background:var(--surface-hi)}.app-footer{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:11px;color:var(--text-3);padding-block:28px;border-top:1px solid var(--line)}.app-footer div{display:flex;gap:24px}.app-footer a{color:var(--text-2)}.hero-content{display:flex;flex-direction:column;gap:32px;padding-block:40px 48px}.overview-intro{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;flex-wrap:wrap}.overview-intro>div{flex:1 1 420px;max-width:60ch;display:flex;flex-direction:column;align-items:flex-start;gap:12px}.overview-intro .lead{margin:12px 0 8px}.bar-image{width:358px;height:auto;image-rendering:pixelated}.page-heading{padding-block:40px}.page-heading>.page-width{display:flex;flex-direction:column;gap:12px}.page-heading .lead{margin-top:12px}.browser-content{padding-block:32px 64px}.filters{display:grid;grid-template-columns:minmax(220px,2fr) minmax(170px,1fr) minmax(170px,1fr);gap:16px}.filters label,.reader-tools label{display:flex;flex-direction:column;gap:8px;font-size:12px;color:var(--text-2)}input[type=search],input[type=text],textarea,select{min-height:48px;border:1px solid var(--line);border-radius:0;padding:12px 14px;background:var(--surface);color:var(--text);width:100%;font-size:14px}select{max-width:100%;cursor:pointer}textarea{resize:vertical;line-height:1.7}.filter-result{font-size:12px;color:var(--text-3);margin:16px 0 32px}.deck-group{margin-top:40px}.deck-group-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}.deck-group-heading>span:last-child{font-size:12px;color:var(--text-3)}.cards-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:16px}.card-tile{display:block;width:100%;text-decoration:none;container-type:inline-size;transition:transform .2s;align-self:start}.card-tile:hover{transform:translateY(-4px)}.reading-copy{max-width:76ch;font-size:16px;line-height:28px;overflow-wrap:anywhere}.reading-copy>.kicker{margin-bottom:16px}.reading-copy h2{margin-bottom:24px}.reading-copy h3,.reading-copy h4{font:700 14px/20px var(--mono);letter-spacing:.02em;text-transform:uppercase;margin-block:28px 12px;color:var(--text)}.reading-copy p{white-space:pre-line;line-height:1.85;margin-block:12px}.reading-copy ul,.reading-copy ol{padding-left:24px;margin-block:12px}.reading-copy li{margin-block:8px}.article-lead{font-size:18px;color:var(--text)}.reading-copy article section{margin-top:28px}.content-block{margin-block:12px}.content-block>.content-block{margin-block:8px}.content-table{overflow-x:auto;margin-block:16px;max-width:100%}.content-table table{border-collapse:collapse;width:100%;font-size:14px;line-height:1.65}.content-table td,.content-table th{border:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top;min-width:120px}.content-table th{background:var(--surface-hi);font-weight:700}.content-table td p{margin:0}.content-table td ul,.content-table td ol{padding-left:18px}.tip{padding:20px 24px;background:var(--surface);border-left:3px solid var(--accent-text);margin-block:24px;line-height:1.8}.tip p{margin-block:8px}.reading-copy code{font:400 .85em/1.6 var(--mono);padding:2px 5px;background:var(--surface-hi);color:var(--text);overflow-wrap:anywhere}.reading-copy pre{overflow-x:auto;max-width:100%;padding:20px;background:var(--surface);white-space:pre-wrap;font:400 13px/1.8 var(--mono)}.reading-copy pre code{background:transparent;padding:0}.references-section{max-width:880px}.references-section>ol{display:flex;flex-direction:column;gap:8px;padding:0;list-style:none;margin-top:16px}.references-section li{display:grid;grid-template-columns:3ch minmax(0,1fr);gap:12px;padding:16px 20px;background:var(--surface);font-size:14px;line-height:22px}.references-section li>span{color:var(--text-2);font-weight:700}.references-section .caption{margin-top:6px;font-size:11px}.note-field{display:flex;flex-direction:column;gap:12px;font-size:12px;color:var(--text-2)}.related-cards>.kicker{margin-bottom:20px}.previous-next{display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:12px;border-top:1px solid var(--line);padding-top:24px}.story-reader{width:100%;max-width:820px;margin:0 auto;padding:24px clamp(16px,4vw,48px) 64px;display:flex;flex-direction:column;gap:32px}.reader-heading{display:flex;flex-direction:column;gap:12px}.reader-heading h1{font-size:clamp(32px,4vw,48px)}.reader-tools{display:grid;grid-template-columns:minmax(0,1fr) 100px;gap:12px;margin-top:8px}.reader-bar-image{width:716px;height:auto;image-rendering:pixelated}.audio-panel{display:flex;flex-direction:column;gap:12px;background:var(--surface);padding:20px 24px}.audio-panel p{font-size:13px;line-height:22px;color:var(--text-2)}.audio-panel audio{width:100%;max-width:100%}.audio-panel label{font-size:12px;display:flex;gap:12px;align-items:center}.audio-panel select{width:auto}.reader-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.story-text{font-size:var(--reader-font-size);line-height:1.9;max-width:100%}.story-text>p{line-height:1.9;margin-block:20px}.story-text blockquote{margin:28px 0;padding:8px 20px;border-left:3px solid var(--accent-text);background:var(--surface)}.story-text hr{border:0;border-top:1px solid var(--line);margin-block:28px}.story-gate{background:var(--bg);padding:32px;border:1px solid var(--line);display:flex;flex-direction:column;gap:24px;margin-block:32px}.story-gate-title{display:flex;align-items:center;gap:24px;flex-wrap:wrap}.story-gate-title>div{flex:1 1 280px;min-width:0;display:flex;flex-direction:column;gap:8px}.story-gate-title h2{font-size:28px;margin-bottom:0}.story-gate-title p{font-size:14px;line-height:24px}.gate-card{width:72px;height:100px;padding:8px;display:flex;flex-direction:column;justify-content:space-between;flex:none;color:#f2f2ed;font-size:11px}.story-card-note{font-size:14px;color:var(--text-2)}.story-card-note p{margin-block:12px}.story-card-receipt{background:var(--surface);padding:16px 20px;margin-block:28px;font-size:14px}.story-card-receipt summary{display:flex;align-items:center;gap:12px;cursor:pointer;min-height:32px;list-style:none}.story-card-receipt summary:after{content:"+";margin-left:auto;color:var(--text-3)}.story-card-receipt[open] summary:after{content:"−"}.story-card-receipt>div{padding-top:16px;font-size:14px;color:var(--text-2)}.unreleased-story-card{padding:20px 24px;border:1px solid var(--line);margin-block:28px;color:var(--text-2)}.unreleased-story-card .caption{margin-bottom:16px}.chapter-finish{display:flex;align-items:center;flex-wrap:wrap;gap:12px 20px}.guided-exercise{max-width:880px;display:flex;flex-direction:column;gap:20px;padding:24px;background:var(--surface);margin-top:24px;font-size:14px;line-height:24px}.guided-exercise .tip{background:var(--bg);margin:0}.guided-exercise .note-field textarea{background:var(--bg)}.exercise-rounds{list-style:none;padding:0;display:flex;flex-direction:column;gap:8px}.exercise-rounds label{display:flex;align-items:flex-start;gap:16px;padding:16px;background:var(--surface-hi);cursor:pointer}.exercise-rounds input,.setting-choice input{width:20px;height:20px;accent-color:var(--accent-text);flex:none;margin:2px 0 0}.exercise-rounds .content-block{margin:0}.exercise-rounds p{font-size:14px;color:var(--text-2);margin-top:6px}.prompt-block{padding:16px;background:var(--bg);max-width:100%;overflow:hidden}.prompt-block pre{overflow-x:auto;white-space:pre-wrap;overflow-wrap:anywhere;margin:0;font:400 13px/1.8 var(--mono)}.prompt-block .command{margin-top:12px}.prompt-block>span{font-size:12px;color:var(--accent-text)}.games-grid{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(0,1fr);gap:24px;align-items:start;margin-top:24px}.napkin-game,.question-game{padding:24px;background:var(--surface);display:flex;flex-direction:column;gap:20px;font-size:14px}.napkin-game>ol{list-style:none;padding:0;display:flex;flex-direction:column;gap:8px}.napkin-game li{padding:16px;background:var(--surface-hi)}.napkin-game li>div{display:flex;align-items:center;gap:12px 20px;flex-wrap:wrap}.napkin-game li p{flex:1 1 220px;font-size:14px;line-height:24px}.napkin-number{color:var(--text-3);font-size:12px}.answer-buttons{display:flex;gap:8px}.answer-buttons button{border:2px solid var(--line);background:transparent;color:var(--text-2);min-height:44px;min-width:66px;padding:0 14px;font-size:13px;font-weight:700}.answer-buttons button[aria-pressed=true]{border-color:var(--accent-text);background:var(--bg);color:var(--accent-text)}.answer-feedback{font-size:13px;line-height:22px;margin-top:12px;color:var(--text-2)}.answer-feedback strong{color:var(--text)}.game-result{display:flex;flex-direction:column;align-items:flex-start;gap:12px;padding:20px;background:var(--bg)}.game-result>strong{font:900 28px/1.1 var(--display)}.question-game>div{display:flex;flex-direction:column;gap:8px}.question-game>div>button{display:flex;gap:12px;text-align:left;min-height:44px;border:2px solid var(--line);background:transparent;color:var(--text);padding:12px 14px;font-size:13px;line-height:20px}.question-game>div>button[aria-pressed=true]{border-color:var(--accent-text)}.settings-page{width:100%;max-width:720px;margin:0 auto;padding:40px clamp(16px,4vw,48px) 64px;display:flex;flex-direction:column;gap:40px}.settings-page header{display:flex;flex-direction:column;gap:12px}.settings-page h1{font-size:40px}.settings-page fieldset{display:flex;flex-direction:column;gap:8px;min-width:0}.settings-page legend{padding:0 0 12px;font-size:12px;text-transform:uppercase;color:var(--text-3)}.setting-choice{display:flex;align-items:center;gap:16px;min-height:56px;padding:10px 20px;background:var(--surface);cursor:pointer;font-size:15px}.setting-choice>strong,.setting-choice>div{flex:1;min-width:0}.setting-choice>span{font-size:12px;color:var(--text-3)}.setting-choice>div p{font-size:13px;color:var(--text-2);line-height:20px;margin-top:2px}.theme-swatch{flex:none;display:flex;width:48px;height:32px;border:2px solid var(--line)}.theme-swatch i{flex:1}.settings-page section{display:flex;flex-direction:column;gap:12px}.reset-confirmation{display:flex;flex-direction:column;gap:12px;padding:20px;background:var(--surface-hi);font-size:13px}@media(min-width:1600px){.overview-intro>div{max-width:65ch}.wordmark{font-size:20px}}@media(max-width:1050px){.cards-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.card-detail-grid{grid-template-columns:minmax(0,.95fr) minmax(0,1fr);gap:32px}.detail-summary h1{font-size:40px}.filters{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}.filters .search-field{grid-column:1/-1}.quest-map-meta{margin-left:auto}.games-grid{grid-template-columns:1fr}.bar-image{width:300px}}@media(max-width:700px){.app-header{gap:8px;padding-block:12px}.wordmark{font-size:14px}.header-controls{gap:4px}.header-progress{display:none}.language-toggle button{min-width:32px}.theme-toggle{min-width:36px}.hero-content{padding-block:32px}.overview-intro{gap:24px}.overview-intro>div{flex-basis:100%}.bar-image{width:100%;max-width:358px}.stats{gap:4px}.stats>div{padding:12px}.stats span{font-size:10px;line-height:16px}.stats strong{font-size:21px}.quest-map{padding-block:20px 40px}.quest-map-heading{padding:14px 16px;gap:12px}.quest-map-name{flex-basis:100%;font-size:13px}.quest-map-description{flex-basis:100%;font-size:11px}.quest-map-meta{margin-left:0;justify-content:space-between;width:100%}.quest-map-items{padding:0 8px 12px}.quest-map-items>li{padding:8px;gap:8px}.quest-map-items .command{min-height:44px;padding-inline:8px}.item-kind{font-size:10px}.map-item-title{flex-basis:calc(100% - 80px)}.page-heading{padding-block:28px}.filters{gap:12px}.filters label{font-size:11px}input[type=search],select{font-size:13px}.cards-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.deck-group-heading{align-items:flex-start}.deck-group-heading .quest-badge{font-size:11px;max-width:75%}.deck-group-heading>span:last-child{font-size:10px;white-space:nowrap}.card-detail-grid{grid-template-columns:1fr;gap:32px}.card-display{max-width:440px;margin-inline:auto}.detail-summary h1{font-size:36px}.detail-summary{gap:16px}.detail-content{padding-block:32px 48px;gap:48px}.detail-summary .lead{font-size:14px}.story-callout{padding:20px}.card-subnav{gap:8px 20px}.card-subnav button{font-size:11px}.story-reader{gap:24px;padding-top:20px}.reader-heading h1{font-size:32px}.reader-tools{grid-template-columns:minmax(0,1fr) 78px}.story-gate{padding:20px}.story-gate-title{gap:16px}.story-gate-title h2{font-size:24px}.story-gate-title>div{flex-basis:200px}.story-gate .command-primary{padding-inline:20px}.story-text{font-size:var(--reader-font-size)}.audio-panel,.guided-exercise,.napkin-game,.question-game{padding:16px}.exercise-rounds label{padding:12px;gap:12px}.previous-next>.quest-badge{display:none}.settings-page h1{font-size:32px}.setting-choice{padding:12px 16px}.app-footer{font-size:10px;gap:12px}.bottom-nav a{font-size:10px;gap:6px}.references-section li{padding:14px;font-size:13px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}.card-tile:hover{transform:none}}:root{--nav-height: 88px}.companion{padding-bottom:calc(var(--nav-height) + env(safe-area-inset-bottom))}.bottom-nav a{min-height:var(--nav-height);gap:3px;text-transform:none}.bottom-nav a small{font:400 9px/13px var(--mono);color:var(--text-3);text-align:center}.bottom-nav a[aria-current=page] small{color:var(--accent-text)}.overview-intro h1{max-width:12ch}.lookup-link{margin-top:14px;font-size:12px;line-height:22px}.overview-progress{display:flex;flex-wrap:wrap;align-items:baseline;gap:6px 10px;padding-top:20px;border-top:1px solid var(--line);font-size:12px;color:var(--text-2)}.overview-progress>span{flex-basis:100%;margin-bottom:4px;text-transform:uppercase;color:var(--text-3)}.overview-progress strong{color:var(--text)}.overview-chapters{padding-block:40px 64px}.chapter-directory{border:1px solid var(--line)}.chapter-directory>summary,.reader-options>summary{min-height:52px;padding:14px 20px;cursor:pointer;font-size:13px}.chapter-directory summary>span{float:right;margin-left:16px;color:var(--text-3);font-size:11px}.chapter-directory ol{list-style:none;padding:0 20px 20px}.chapter-directory li+li{border-top:1px solid var(--line)}.chapter-directory a{display:flex;gap:16px;align-items:center;min-height:56px;padding-block:12px;text-decoration:none;color:var(--text);font-size:13px}.chapter-directory a>span{color:var(--accent-text)}.chapter-directory strong{flex:1;font-weight:400}.chapter-directory small{color:var(--text-3);white-space:nowrap;font-size:10px}.card-preview{position:relative;width:100%;overflow:hidden;background:transparent;--preview-scale: 0}.card-preview-frame{position:absolute;top:0;left:0;border:0;max-width:none;transform:scale(var(--preview-scale)) translate(var(--preview-offset),var(--preview-offset));transform-origin:0 0}.card-preview-thumbnail{pointer-events:none}.preview-status{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;padding:24px;background:var(--surface);color:var(--text-2);font-size:13px;text-align:center}.tile-caption{padding:12px 0 4px}.tile-caption h3{font:700 12px/20px var(--mono);color:var(--text);overflow-wrap:anywhere}.tile-caption span{display:block;font-size:10px;line-height:18px;color:var(--text-3);margin-top:4px}.companion:has(.card-detail-page){padding-bottom:calc(var(--nav-height) + 80px + env(safe-area-inset-bottom))}.card-detail-layout{max-width:800px;padding-block:24px 32px}.card-detail-heading{display:flex;flex-direction:column;gap:12px;margin-bottom:24px}.card-detail-heading h1{font-size:clamp(24px,4vw,36px);line-height:1.15}.card-detail-heading .lead{font-size:13px;line-height:24px}.card-display{width:100%;max-width:460px;margin-inline:auto}.physical-card{position:relative;width:100%;perspective:1200px;cursor:pointer;outline-offset:4px}.flip-inner,.preview-face{position:absolute;inset:0}.flip-inner{transform-style:preserve-3d;transition:transform .6s cubic-bezier(.175,.885,.32,1.275)}.physical-card.is-flipped .flip-inner{transform:rotateY(180deg)}.preview-face{backface-visibility:hidden;-webkit-backface-visibility:hidden}.preview-face-front{transform:rotateY(0)}.preview-face-back{transform:rotateY(180deg);pointer-events:none}.is-flipped .preview-face-front{pointer-events:none}.is-flipped .preview-face-back{pointer-events:auto}.flip-controls{display:flex;gap:12px;align-items:center;justify-content:space-between;margin-top:12px}.flip-controls .command{border:1px solid var(--line)}.card-version{margin-top:8px;font-size:10px;text-align:center}.card-version>span{display:block}.card-extras{max-width:800px;padding-block:32px 48px;display:flex;flex-direction:column;gap:8px}.card-extras>.kicker{margin-bottom:8px}.card-extra{border:1px solid var(--line);background:var(--surface);scroll-margin-top:24px}.card-extra>summary{position:relative;padding:18px 48px 18px 20px;min-height:56px;cursor:pointer;list-style:none}.card-extra>summary::-webkit-details-marker{display:none}.card-extra>summary:after{content:"+";position:absolute;right:20px;top:18px;color:var(--accent-text);font-size:22px}.card-extra[open]>summary:after{content:"−"}.card-extra>summary strong{font-size:14px}.card-extra>summary>span{display:block;font-size:11px;color:var(--text-3);margin-top:6px;line-height:20px}.card-extra>div{padding:8px 20px 24px;min-width:0}.card-extra .guided-exercise,.card-extra .games-grid{margin-top:0}.card-sources{display:flex;flex-direction:column;gap:16px;padding-left:20px;font-size:13px;line-height:23px;overflow-wrap:anywhere}.card-flow-bar{position:fixed;z-index:25;left:0;right:0;bottom:calc(var(--nav-height) + env(safe-area-inset-bottom));border-top:1px solid var(--line);background:var(--bg)}.card-flow-bar>div{max-width:800px;margin-inline:auto;padding:14px 24px;display:flex;align-items:center;gap:24px}.card-flow-bar p{flex:1;min-width:0;font-size:11px;line-height:19px;color:var(--text-3)}.card-flow-bar .command{flex:none}.reader-options{border:1px solid var(--line);background:var(--surface)}.reader-options>div{display:flex;flex-direction:column;gap:20px;padding:0 20px 20px}.companion:has(.story-audio){padding-bottom:calc(var(--nav-height) + var(--audio-height, 180px) + 24px + env(safe-area-inset-bottom))}html:has(.story-audio){scroll-padding-bottom:calc(var(--nav-height) + var(--audio-height, 180px) + 24px + env(safe-area-inset-bottom))}.story-audio{position:fixed;bottom:calc(var(--nav-height) + 1px + env(safe-area-inset-bottom));left:0;right:0;z-index:20;background:var(--surface-hi)}.audio-player-row{max-width:1344px;margin-inline:auto;padding:12px clamp(16px,4vw,48px);display:flex;flex-wrap:wrap;align-items:center;gap:12px 20px}.audio-play,.audio-rewind{flex:none}.audio-play{width:176px;height:48px;white-space:nowrap}.audio-play svg{flex:none}.audio-progress{flex:1 1 300px;min-width:0;display:flex;flex-direction:column;gap:2px}.audio-heading{display:flex;justify-content:space-between;gap:12px;font-size:12px;line-height:18px}.audio-title{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:700;text-transform:uppercase}.audio-time{flex:none;color:var(--text-2);font-variant-numeric:tabular-nums;white-space:nowrap}.audio-seek{appearance:none;-webkit-appearance:none;width:100%;min-width:0;height:28px;margin:0;padding:0;border:0;background:transparent;cursor:pointer;color:var(--text)}.audio-seek::-webkit-slider-runnable-track{height:6px;background:linear-gradient(to right,var(--text) var(--audio-progress),var(--line) var(--audio-progress))}.audio-seek::-moz-range-track{height:6px;background:var(--line)}.audio-seek::-moz-range-progress{height:6px;background:var(--text)}.audio-seek::-webkit-slider-thumb{appearance:none;-webkit-appearance:none;width:12px;height:12px;margin-top:-3px;border:0;border-radius:0;background:var(--text)}.audio-seek::-moz-range-thumb{width:12px;height:12px;border:0;border-radius:0;background:var(--text)}.audio-seek:disabled{cursor:default}.audio-details{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:0 16px}.audio-status{font-size:11px;line-height:16px;letter-spacing:.04em;color:var(--text-2);text-transform:uppercase}.audio-tools{display:flex;flex-wrap:wrap;align-items:center;gap:0 16px}.audio-tools label{display:flex;align-items:center;gap:8px;min-height:44px;font-size:11px;line-height:16px;color:var(--text-2)}.audio-tools select{width:auto;min-height:44px;padding:0 8px;border:0;background:transparent;font-size:12px}.audio-tools .audio-follow{cursor:pointer;white-space:nowrap}.audio-follow input{width:16px;height:16px;margin:0;accent-color:var(--accent-text)}.audio-error{flex-basis:100%;font-size:12px;line-height:20px;color:var(--text-2)}.story-sentence{scroll-margin-block:32px}.story-sentence.is-current{color:var(--text);background:color-mix(in srgb,var(--accent) 18%,var(--bg));box-shadow:0 2px var(--accent-text);box-decoration-break:clone;-webkit-box-decoration-break:clone}.reader-options .reader-actions{align-items:flex-start}.reader-tools{margin-top:0;grid-template-columns:minmax(0,1fr) auto;align-items:start}.text-size-control{display:flex;flex-direction:column;gap:8px;align-items:flex-start}.text-size-label{font-size:12px;color:var(--text-2)}.text-size-buttons{display:flex;align-items:center;border:1px solid var(--line);background:var(--surface)}.text-size-buttons .command{width:44px;min-height:48px;padding:0;font-size:22px;line-height:1}.text-size-buttons .command:disabled{opacity:.35}.text-size-buttons output{width:68px;text-align:center;font-size:14px;font-variant-numeric:tabular-nums;color:var(--text)}.text-size-setting .text-size-control{flex-direction:row;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px 20px}.text-size-setting .text-size-label{text-transform:uppercase;color:var(--text-3)}.text-size-sample{padding:16px 20px;background:var(--surface);overflow-wrap:anywhere}.reading-copy{font-size:var(--reader-font-size,16px);line-height:1.75}.reading-copy .article-lead{font-size:1.125em}.reading-copy .content-table table{font-size:.875em}.reading-copy pre{font-size:.8125em}.reading-copy h3,.reading-copy h4{font-size:.875em;line-height:1.45}.story-card-note{font-size:.875em}.story-card-receipt>div{font-size:var(--reader-font-size,16px)}.story-resumed{color:var(--accent-text);font-size:12px;padding-top:12px}[id^=story-card-]{scroll-margin-top:24px}[id^=story-card-]:focus{outline:2px solid var(--focus);outline-offset:4px}.text-command{min-height:44px;padding:8px 0;background:transparent;border:0;font:400 12px/20px var(--mono);text-decoration:underline;text-underline-offset:4px;color:var(--text-3)}.text-command:hover{background:transparent;color:var(--text)}.story-gate .button-row{align-items:center;gap:12px 24px}.chapter-finish .command{width:100%}.settings-account{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px 20px;padding:14px 20px;background:var(--surface);font-size:14px}.companion-login{padding-bottom:0}.companion-login .app-header{justify-content:flex-end}.login-page{display:flex;flex-wrap:wrap;min-height:min(720px,80vh)}.login-brand{flex:1 1 520px;min-width:0;padding:48px clamp(16px,4vw,48px);display:flex;flex-direction:column;justify-content:space-between;gap:40px}.login-brand .wordmark-stacked{max-width:100%}.login-brand img{width:716px;max-width:100%;height:auto;image-rendering:pixelated}.login-entry{flex:1 1 420px;min-width:0;padding:48px clamp(16px,4vw,48px);display:flex;align-items:center;justify-content:center;background:var(--surface)}.login-entry>div{width:100%;max-width:400px;display:flex;flex-direction:column;align-items:flex-start;gap:20px}.login-entry h1{font-size:40px;line-height:1}@media(max-width:700px){.reader-tools{grid-template-columns:minmax(0,1fr)}.chapter-directory a{gap:10px;flex-wrap:wrap}.chapter-directory small{margin-left:3ch;flex-basis:100%}.card-flow-bar>div{padding:12px 16px}.card-flow-bar p{display:none}.card-flow-bar .command{width:100%;padding-inline:16px}.card-detail-heading h1{font-size:26px}.flip-controls{flex-wrap:wrap}.card-extra>div{padding-inline:16px}.story-gate .text-command{font-size:11px}.bottom-nav a{font-size:10px}.bottom-nav a small{font-size:8px}.audio-player-row{gap:8px 12px}.audio-play{width:152px;padding-inline:20px}.audio-rewind{padding-inline:12px}.audio-progress{flex-basis:100%}.audio-heading{gap:8px;font-size:11px}.audio-tools{gap:12px}.login-brand,.login-entry{padding-block:32px}.login-brand{gap:24px}.login-brand .wordmark-stacked span:nth-child(2){font-size:clamp(20px,6vw,32px)}.login-entry h1{font-size:32px}}