/* Hallmark · macrostructure: Map / Diagram (home) · nav: N10 floating-on-scroll morph + mobile app bar · footer: Ft5 statement
 * theme: custom LUMHUB 3 "Cenote" (dark default / geometric-sans / cool turquoise) · tone: technical, precise, welcoming
 * audience: people and SMEs in Quintana Roo · use: find a local business, use a free tool, register a business
 * v2 · 2026-10-28 · one ordered system instead of layered overrides: base → controls → forms → components → shell → pages → legacy hub.
 * Tokens only (resources/assets/css/tokens.css). shell.css and catalogue.css are generated from this file by prepare-shell.cjs. */

/* Base */
*{box-sizing:border-box}
@view-transition{navigation:auto}
html{scroll-behavior:smooth;overflow-x:clip;scroll-padding-top:calc(var(--header-h) + var(--space-lg));-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{margin:0;min-height:100vh;background:radial-gradient(120% 70% at 50% -12%,var(--color-shaft),var(--color-transparent) 62%) no-repeat,var(--color-paper);color:var(--color-ink);font-family:var(--font-body);font-size:var(--text-base);font-weight:380;line-height:var(--leading-body);overflow-x:clip;padding-bottom:var(--app-bar-h);text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}
:root[data-theme=light] body{font-weight:400}
::selection{background:var(--color-accent-soft);color:var(--color-ink)}
button,input,select,textarea{font:inherit;color:inherit}
button,a,input,summary,select,textarea,label{-webkit-tap-highlight-color:var(--color-transparent)}
button,a,summary{touch-action:manipulation}
a{color:inherit;text-underline-offset:.28em;text-decoration-thickness:1px}
button{cursor:pointer}
button:disabled{opacity:.55;cursor:not-allowed}
img,svg,video,canvas{max-width:100%;vertical-align:middle}
svg{fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
h1,h2,h3,h4,p{margin:0}
h1,h2,h3,h4{font-family:var(--font-display);font-weight:600;line-height:var(--leading-heading);letter-spacing:var(--tracking-heading);min-width:0;overflow-wrap:anywhere;text-wrap:balance}
h1{font-size:var(--text-display);line-height:var(--leading-display);letter-spacing:var(--tracking-display)}
h2{font-size:var(--text-xl)}
h3{font-size:var(--text-lg);letter-spacing:-.03em}
p{max-width:65ch;text-wrap:pretty}
kbd{font-family:var(--font-mono);font-size:.6875rem;line-height:1;padding:4px 6px;border:1px solid var(--color-rule-strong);border-bottom-width:2px;border-radius:6px;color:var(--color-muted);background:var(--color-paper)}
hr{height:1px;border:0;background:var(--color-rule);margin-block:var(--space-xl)}
:where(a,button,input,select,textarea,summary,[tabindex]):focus-visible{outline:3px solid var(--color-focus);outline-offset:3px}
main:focus{outline:none}
[hidden]{display:none!important}
.wrap{width:min(1280px,100% - 32px);margin-inline:auto}
.skip-link{position:fixed;top:-80px;left:20px;z-index:var(--z-skip);background:var(--color-ink);color:var(--color-paper);padding:12px 20px;border-radius:var(--radius-pill);font-weight:600;text-decoration:none}
.skip-link:focus{top:12px}

/* Controls · primary, secondary and quiet text actions share one height, radius and eight states. */
.button{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:var(--space-sm);min-height:var(--control-h);padding:11px var(--space-lg);border:1px solid var(--color-accent);border-radius:var(--radius-pill);background:var(--color-accent);color:var(--color-accent-ink);box-shadow:inset 0 1px 0 var(--color-rim),var(--shadow-1);font-weight:600;letter-spacing:-.005em;line-height:1.2;white-space:nowrap;text-decoration:none;transition:transform var(--dur-micro) var(--ease-out),background-color var(--dur-short) var(--ease-out),border-color var(--dur-short) var(--ease-out),box-shadow var(--dur-short) var(--ease-out),color var(--dur-short) var(--ease-out)}
.button svg{width:18px;height:18px;flex:none}
.button-outline{background:var(--color-surface);color:var(--color-ink);border-color:var(--color-rule-strong);box-shadow:inset 0 1px 0 var(--color-rim)}
.button:active,.icon-button:active{transform:translateY(1px)}
.button:disabled,.button[aria-disabled=true]{opacity:1;background:var(--color-soft);border-color:var(--color-rule);color:var(--color-subtle);box-shadow:none;cursor:not-allowed;transform:none}
.button[aria-busy=true]{color:var(--color-transparent);cursor:progress}
.button[aria-busy=true]:after{content:"";position:absolute;inset:50% auto auto 50%;width:18px;height:18px;margin:-9px 0 0 -9px;border:2px solid var(--color-accent-ink);border-right-color:var(--color-transparent);border-radius:50%;animation:spin .8s linear infinite}
.button-outline[aria-busy=true]:after{border-color:var(--color-ink);border-right-color:var(--color-transparent)}
.text-link{display:inline-flex;align-items:center;gap:6px;font-weight:500;white-space:nowrap;text-decoration:underline;text-decoration-color:var(--color-accent-line);text-decoration-thickness:1px;transition:color var(--dur-short) var(--ease-out),text-decoration-color var(--dur-short) var(--ease-out)}
.icon-button{display:grid;place-items:center;width:var(--tap);height:var(--tap);padding:0;background:var(--color-transparent);border:0;border-radius:var(--radius-pill);color:var(--color-ink);transition:background-color var(--dur-short) var(--ease-out),color var(--dur-short) var(--ease-out)}
.status-label{display:inline-flex;align-items:center;gap:6px;font-size:.6875rem;font-weight:600;line-height:1.4;letter-spacing:.01em;border:1px solid var(--color-rule-strong);border-radius:var(--radius-pill);padding:4px 10px;color:var(--color-muted);background:var(--color-surface);white-space:nowrap}
@keyframes spin{to{transform:rotate(360deg)}}

/* Forms · zero-specificity base so module and directory styles always win; engines keep their own controls. */
:where(input:not([type]),input[type=text],input[type=search],input[type=email],input[type=tel],input[type=url],input[type=password],input[type=number],input[type=date],input[type=time],input[type=datetime-local],select,textarea){min-height:var(--control-h);padding:10px 14px;border:1px solid var(--color-rule-strong);border-radius:var(--radius-sm);background:var(--color-well);color:var(--color-ink);font-size:1rem;line-height:1.4;transition:border-color var(--dur-micro) var(--ease-out),background-color var(--dur-micro) var(--ease-out),box-shadow var(--dur-micro) var(--ease-out)}
:where(textarea){min-height:96px;resize:vertical}
:where(select){appearance:none;padding-right:40px;background-image:linear-gradient(45deg,var(--color-transparent) 50%,var(--color-muted) 50%),linear-gradient(135deg,var(--color-muted) 50%,var(--color-transparent) 50%);background-position:calc(100% - 20px) 52%,calc(100% - 15px) 52%;background-size:5px 5px,5px 5px;background-repeat:no-repeat}
:where(input,select,textarea)::placeholder{color:var(--color-subtle);opacity:1}
:where(input:not([type=checkbox],[type=radio],[type=range],[type=color],[type=file]),select,textarea):hover{border-color:var(--color-muted)}
:where(input:not([type=checkbox],[type=radio],[type=range],[type=color],[type=file]),select,textarea):focus-visible{outline:3px solid var(--color-focus);outline-offset:1px;border-color:var(--color-accent)}
:where(input[type=checkbox],input[type=radio]){width:20px;height:20px;margin:0;accent-color:var(--color-accent);vertical-align:-4px}
:where(input[type=range]){accent-color:var(--color-accent)}
:where(input,select,textarea):disabled{opacity:.55;cursor:not-allowed}
:where(input,select,textarea)[aria-invalid=true]{border-color:var(--color-error);outline:2px solid var(--color-error);outline-offset:1px}
:where(fieldset){min-width:0;margin:0;padding:0;border:0}
:where(label){overflow-wrap:anywhere}
button[aria-busy=true]{cursor:progress}
@media(pointer:coarse){input[type=text],input[type=search],input[type=email],input[type=tel],input[type=url],input[type=password],input[type=number],input[type=date],input[type=time],select,textarea{font-size:max(1rem,1em)}}

/* Disclosure · one FAQ grammar for every <details> list: scan line, plus/minus glyph, comfortable answer measure. */
:where(details)>summary{cursor:pointer}
:where(details)>summary::-webkit-details-marker{display:none}

/* Catalogue search and filters */
.search-form{padding:var(--space-lg) 0 0}
.search-form label{display:block;font-weight:600;margin-bottom:var(--space-sm);font-size:var(--text-sm);color:var(--color-muted)}
.search-row{display:flex;align-items:center;gap:var(--space-sm);border:1px solid var(--color-rule-strong);border-radius:var(--radius-pill);background:var(--color-surface);box-shadow:inset 0 1px 0 var(--color-rim),var(--shadow-1);padding:6px 6px 6px 18px;transition:border-color var(--dur-short) var(--ease-out),box-shadow var(--dur-short) var(--ease-out)}
.search-row>svg{width:22px;flex-shrink:0;color:var(--color-accent)}
.search-row input{width:100%;min-width:0;min-height:var(--control-h);border:0;background:var(--color-transparent);color:var(--color-ink);padding:4px;font-size:var(--text-md);box-shadow:none}
.search-row input:hover{border:0}
.search-row input::placeholder{color:var(--color-subtle)}
.search-row:focus-within{outline:3px solid var(--color-focus);outline-offset:2px;border-color:var(--color-accent)}
.search-row input:focus-visible{outline:none}
.search-button{padding-inline:var(--space-lg)}
.filter-row{display:flex;flex-wrap:wrap;gap:var(--space-sm);margin-top:var(--space-md)}
.filter-button{display:inline-flex;align-items:center;min-height:var(--tap);padding:8px 16px;border:1px solid var(--color-rule);border-radius:var(--radius-pill);background:var(--color-transparent);color:var(--color-muted);font-size:var(--text-sm);font-weight:500;white-space:nowrap;transition:background-color var(--dur-short) var(--ease-out),border-color var(--dur-short) var(--ease-out),color var(--dur-short) var(--ease-out),transform var(--dur-micro) var(--ease-out)}
.filter-button[aria-pressed=true]{background:var(--color-accent-soft);border-color:var(--color-accent-line);color:var(--color-ink);box-shadow:inset 0 0 0 1px var(--color-accent-line)}
.filter-button:active{transform:translateY(1px)}
.catalogue-note{display:flex;align-items:center;justify-content:space-between;gap:var(--space-lg);margin:var(--space-lg) 0 var(--space-2xl);font-size:var(--text-sm);color:var(--color-muted)}
.catalogue-note p{max-width:80ch}
.result-count{flex-shrink:0;white-space:nowrap;font-family:var(--font-mono);font-size:var(--text-xs);font-variant-numeric:tabular-nums;color:var(--color-muted)}
.result-count [data-count]{color:var(--color-ink);font-weight:600}
.section-head{display:grid;gap:var(--space-md);margin-bottom:var(--space-lg)}
.section-head h2{font-size:var(--text-2xl);letter-spacing:var(--tracking-display)}
.section-head p{font-size:var(--text-base);color:var(--color-muted);margin-top:var(--space-sm);max-width:62ch}
.section-head .text-link{font-size:var(--text-sm)}
/* On a catalogue page the h1 already introduces the set: the group heading is a quiet label on a rule. */
.section-head-quiet{display:flex;align-items:center;gap:var(--space-md)}
.section-head-quiet>div{flex:none}
.section-head-quiet h2{font-size:var(--text-md);letter-spacing:var(--tracking-heading);color:var(--color-muted)}
.section-head-quiet::after{content:'';flex:1;height:1px;background:var(--color-rule)}
.empty-state{display:grid;justify-items:start;gap:var(--space-sm);padding:var(--space-xl);border:1px dashed var(--color-rule-strong);border-radius:var(--radius-lg);background:var(--color-well);color:var(--color-muted)}
.empty-state p{color:var(--color-ink);font-weight:500}
.empty-state a{display:inline-flex;align-items:center;min-height:var(--tap);color:var(--color-accent);font-weight:600}

/* Module cards · one plate: art, title, honest status, one link stretched over the card. */
.module-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:var(--space-md)}
.module-card{position:relative;display:flex;flex-direction:column;min-width:0;overflow:clip;border:1px solid var(--color-rule);border-radius:var(--radius-lg);background:linear-gradient(180deg,var(--color-sheen),var(--color-transparent) 42%),var(--color-surface);color:var(--color-ink);box-shadow:inset 0 1px 0 var(--color-rim),var(--shadow-1);transition:transform var(--dur-short) var(--ease-out),border-color var(--dur-short) var(--ease-out),box-shadow var(--dur-short) var(--ease-out)}
.card-content{display:flex;flex-direction:column;flex:1;padding:var(--space-lg)}
.card-top{display:flex;align-items:center;justify-content:space-between;gap:var(--space-sm);margin-bottom:var(--space-md)}
.module-icon{width:40px;height:40px;display:grid;place-items:center;flex:none;border:1px solid var(--color-rule);border-radius:12px;background:var(--color-well);color:var(--color-accent)}
.module-icon svg{width:22px;height:22px}
.module-card h3{font-size:1.25rem;letter-spacing:-.03em;line-height:1.2}
.module-card h3 a{text-decoration:none}
.module-card h3 a:after{content:'';position:absolute;inset:0;z-index:var(--z-raised);border-radius:inherit}
.module-card:focus-within{outline:3px solid var(--color-focus);outline-offset:3px}
.module-card h3 a:focus-visible{outline:none}
.module-card p{color:var(--color-muted);font-size:var(--text-sm);line-height:1.6;margin-top:var(--space-sm);flex-grow:1}
.card-bottom{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:var(--space-sm);margin-top:var(--space-lg);padding-top:var(--space-md);border-top:1px solid var(--color-rule);font-size:var(--text-xs);color:var(--color-muted)}
.card-action{display:inline-flex;align-items:center;gap:6px;color:var(--color-ink);font-weight:600;font-size:var(--text-sm)}
.card-action:after{content:"→";color:var(--color-accent);transition:transform var(--dur-short) var(--ease-out)}
/* Balanced grids: an odd set leads with a wide card; five or eight lead with two halves. Off while a filter hides cards. */
@media(min-width:40rem) and (max-width:59.99rem){.module-grid:not(:has(>[hidden]))>.module-card:first-child:nth-last-child(odd){grid-column:1/-1;display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr)}.module-grid:not(:has(>[hidden]))>.module-card:first-child:nth-last-child(odd) .module-cover{aspect-ratio:auto;height:100%}}
@media(min-width:60rem){.module-grid:not(:has(>[hidden])):has(>.module-card:first-child:nth-last-child(3n+2)){grid-template-columns:repeat(6,minmax(0,1fr))}.module-grid:not(:has(>[hidden])):has(>.module-card:first-child:nth-last-child(3n+2))>.module-card{grid-column:span 2}.module-grid:not(:has(>[hidden])):has(>.module-card:first-child:nth-last-child(3n+2))>.module-card:nth-child(-n+2){grid-column:span 3}}

/* Pages · breadcrumbs, headings, information, preview modules and errors. */
.page-content{padding-block:var(--space-xl) var(--space-3xl)}
.breadcrumbs{display:flex;flex-wrap:wrap;gap:4px 10px;align-items:center;font-size:var(--text-sm);color:var(--color-muted);margin-bottom:var(--space-xl)}
.breadcrumbs a{min-height:var(--tap);display:inline-flex;align-items:center;white-space:nowrap;text-decoration:none;color:var(--color-muted);transition:color var(--dur-short) var(--ease-out)}
.breadcrumbs>span:last-child{color:var(--color-ink)}
.page-heading{position:relative;max-width:900px;margin-bottom:var(--space-2xl);padding-left:var(--space-lg);border-left:2px solid var(--color-accent)}
.page-heading .status-label{margin-bottom:var(--space-md)}
.page-heading h1{font-size:clamp(2.1rem,5vw,4rem)}
.lede{font-size:var(--text-md);color:var(--color-muted);margin-top:var(--space-md)}
.preview-panel{display:flex;flex-direction:column;gap:var(--space-lg);background:var(--color-surface);border:1px solid var(--color-rule);box-shadow:inset 0 1px 0 var(--color-rim);color:var(--color-ink);padding:var(--space-xl);border-radius:var(--radius-lg);max-width:1000px}
.preview-panel h2{font-size:var(--text-lg)}
.preview-panel p{margin-top:14px;color:var(--color-muted)}
.preview-symbol{display:grid;place-items:center;width:56px;height:56px;flex-shrink:0;border-radius:var(--radius-md);background:var(--color-accent-soft);color:var(--color-accent)}
.preview-symbol svg{width:30px;height:30px}
.module-editorial{display:grid;gap:var(--space-xl);padding-block:var(--space-2xl)}
.module-editorial h2,.related h2{font-size:var(--text-lg)}
.module-editorial p{margin-top:var(--space-md);color:var(--color-muted)}
.module-editorial a{display:inline-flex;align-items:center;margin-top:12px;min-height:var(--tap)}
.related{margin-top:var(--space-2xl);padding-top:var(--space-xl);border-top:1px solid var(--color-rule)}
.related-links{display:flex;flex-direction:column;gap:12px;margin-top:var(--space-lg)}
.related-links a{display:inline-flex;min-height:var(--tap);align-items:center}
.information{max-width:900px;min-height:60svh}
.information-body{font-size:var(--text-md);line-height:1.8;max-width:72ch;white-space:pre-line;color:var(--color-ink)}
.draft-notice{display:grid;gap:6px;padding:var(--space-lg);border:1px solid var(--color-warning);border-left-width:4px;border-radius:var(--radius-md);background:var(--color-warning-soft);color:var(--color-ink);margin-bottom:var(--space-xl)}
.draft-notice strong{display:flex;align-items:center;gap:var(--space-sm);font-family:var(--font-display);font-weight:600;letter-spacing:-.015em}
.draft-notice strong:before{content:"!";display:grid;place-items:center;width:22px;height:22px;flex:none;border-radius:50%;background:var(--color-warning);color:var(--color-paper);font-family:var(--font-body);font-size:.8rem;font-weight:700}
.draft-notice p{margin-top:0;color:var(--color-muted)}
.information-links{display:flex;align-items:center;flex-wrap:wrap;gap:var(--space-lg);margin-top:var(--space-2xl)}
.error-page{position:relative;display:grid;align-content:center;justify-items:start;gap:var(--space-lg);padding-block:var(--space-3xl) var(--space-4xl);min-height:65svh;isolation:isolate}
.error-page:before{content:"";position:absolute;z-index:-1;inset:0 auto 0 50%;width:min(720px,90vw);transform:translateX(-10%);background:linear-gradient(90deg,var(--color-grid) 1px,var(--color-transparent) 1px) 0 0/48px 48px,linear-gradient(var(--color-grid) 1px,var(--color-transparent) 1px) 0 0/48px 48px;mask-image:radial-gradient(closest-side,var(--color-ink),var(--color-transparent));pointer-events:none}
.error-code{font-family:var(--font-display);font-size:clamp(5rem,16vw,11rem);font-weight:600;line-height:.9;letter-spacing:-.07em;color:var(--color-transparent);-webkit-text-stroke:1.5px var(--color-accent);font-variant-numeric:tabular-nums}
.error-page h1{font-size:clamp(2rem,4vw,3.5rem);max-width:20ch}
.error-page p:not(.error-code){max-width:52ch;color:var(--color-muted)}

/* Logo variants follow the theme without changing proportions. */
.logo-dark{display:none}
:root:not([data-theme=light]) .logo-light{display:none}
:root:not([data-theme=light]) .logo-dark{display:block}
/* Module cover art ships Cenote and Arrecife twins (View::cover); the hidden twin is lazy and never fetched. */
:root:not([data-theme=light]) .cover-art-light,:root[data-theme=light] .cover-art-dark{display:none}

/* Shell · header. Full bar at the top; past ~80px a floating pill. Height never changes; motion is transform/opacity. */
.site-header{position:sticky;top:0;z-index:var(--z-header);display:block;padding:0;border-bottom:1px solid var(--color-rule);background:var(--color-glass);-webkit-backdrop-filter:saturate(1.4) blur(16px);backdrop-filter:saturate(1.4) blur(16px);view-transition-name:site-header;transition:background-color var(--dur-morph) var(--ease-out),border-color var(--dur-morph) var(--ease-out),backdrop-filter var(--dur-morph) var(--ease-out)}
.site-header-inner{display:flex;align-items:center;gap:var(--space-sm);min-height:var(--header-h);padding-block:var(--space-sm);border:1px solid var(--color-transparent);border-radius:0;transition:transform var(--dur-morph) var(--ease-out),border-radius var(--dur-morph) var(--ease-out),background-color var(--dur-morph) var(--ease-out),border-color var(--dur-morph) var(--ease-out),box-shadow var(--dur-morph) var(--ease-out),padding var(--dur-morph) var(--ease-out),backdrop-filter var(--dur-morph) var(--ease-out)}
.site-header.is-floating{background:var(--color-transparent);border-bottom-color:var(--color-transparent);-webkit-backdrop-filter:blur(0);backdrop-filter:blur(0)}
.site-header.is-floating .site-header-inner{transform:translateY(10px);border-radius:var(--radius-pill);border-color:var(--color-rule);background:var(--color-glass);box-shadow:inset 0 1px 0 var(--color-rim),var(--shadow-3);padding-inline:var(--space-md) var(--space-sm);-webkit-backdrop-filter:saturate(1.4) blur(16px);backdrop-filter:saturate(1.4) blur(16px)}
.brand{display:inline-flex;align-items:center;min-height:var(--tap);flex-shrink:0;border-radius:var(--radius-sm)}
.brand img{width:150px;height:auto}
.site-header .brand img{width:132px}
.primary-nav{display:none;align-items:center;gap:2px}
.primary-nav a{position:relative;display:flex;align-items:center;min-height:40px;padding:0 12px;border-radius:var(--radius-pill);white-space:nowrap;text-decoration:none;font-size:var(--text-sm);font-weight:500;color:var(--color-muted);transition:color var(--dur-short) var(--ease-out),background-color var(--dur-short) var(--ease-out)}
.primary-nav a[aria-current=page]{color:var(--color-ink);background:var(--color-selected)}
.primary-nav a[aria-current=page]:after{content:"";position:absolute;left:50%;bottom:4px;width:14px;height:2px;margin-left:-7px;border-radius:2px;background:var(--color-accent)}
.header-actions{display:flex;align-items:center;gap:var(--space-2xs);margin-inline-start:auto}
.header-actions svg{width:20px;height:20px}
.header-actions a:focus-visible{outline-offset:2px}
.palette-trigger{display:none;align-items:center;gap:10px;min-height:40px;padding:6px 8px 6px 14px;border:1px solid var(--color-rule);border-radius:var(--radius-pill);background:var(--color-well);color:var(--color-muted);font-size:var(--text-sm);box-shadow:inset 0 1px 0 var(--color-rim);transition:border-color var(--dur-short) var(--ease-out),color var(--dur-short) var(--ease-out),background-color var(--dur-short) var(--ease-out)}
.palette-trigger svg{width:18px;height:18px;flex-shrink:0;color:var(--color-accent)}
.palette-trigger span{white-space:nowrap}
.language-picker{position:relative}
.language-picker summary{list-style:none;display:flex;align-items:center;gap:5px;min-height:var(--tap);padding:8px 10px;border-radius:var(--radius-pill);cursor:pointer;font-family:var(--font-mono);font-size:var(--text-xs);font-weight:600;letter-spacing:.04em;transition:background-color var(--dur-short) var(--ease-out)}
.language-picker summary::-webkit-details-marker{display:none}
.language-picker summary svg{width:12px;transition:transform var(--dur-short) var(--ease-out)}
.language-picker[open] summary{background:var(--color-hover)}
.language-picker[open] summary svg{transform:rotate(180deg)}
.language-picker ul{list-style:none;position:absolute;z-index:var(--z-popover);right:0;top:calc(100% + 8px);display:grid;gap:2px;min-width:168px;margin:0;padding:6px;background:var(--color-raised);border:1px solid var(--color-rule-strong);border-radius:var(--radius-md);box-shadow:inset 0 1px 0 var(--color-rim),var(--shadow-3);animation:pop-in var(--dur-short) var(--ease-out)}
.language-picker a{display:flex;align-items:center;justify-content:space-between;gap:var(--space-sm);min-height:var(--tap);padding:0 12px;border-radius:var(--radius-sm);text-decoration:none;font-size:var(--text-sm)}
.language-picker [aria-current]{color:var(--color-accent);font-weight:600}
.language-picker [aria-current]:after{content:"✓";font-size:.8rem}
.account-link{display:flex;align-items:center;justify-content:center;gap:8px;min-width:var(--tap);min-height:var(--tap);border-radius:var(--radius-pill);text-decoration:none;transition:background-color var(--dur-short) var(--ease-out)}
.account-link span{display:none}
@keyframes pop-in{from{opacity:0;transform:translateY(-4px) scale(.98)}}

/* Shell · mobile app bar: native links, a no-JS "more" sheet and a JS-revealed search action. */
.app-bar{position:fixed;inset-inline:0;bottom:0;z-index:var(--z-app-bar);display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.15fr) minmax(0,.9fr) minmax(0,1.2fr) minmax(0,.85fr);align-items:stretch;min-height:var(--app-bar-h);padding:6px 4px max(6px,env(safe-area-inset-bottom));border-top:1px solid var(--color-rule);background:var(--color-glass);box-shadow:inset 0 1px 0 var(--color-rim);-webkit-backdrop-filter:saturate(1.4) blur(16px);backdrop-filter:saturate(1.4) blur(16px);view-transition-name:app-bar}
.app-bar:has(.app-bar-search[hidden]){grid-template-columns:minmax(0,.9fr) minmax(0,1.15fr) minmax(0,1.2fr) minmax(0,.85fr)}
.app-bar-item,.app-bar-more summary{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;min-width:0;min-height:52px;padding:4px 1px;border:0;border-radius:var(--radius-md);background:var(--color-transparent);color:var(--color-muted);font-size:.6875rem;font-weight:500;letter-spacing:-.01em;line-height:1.1;text-decoration:none;list-style:none;cursor:pointer;transition:color var(--dur-short) var(--ease-out),background-color var(--dur-short) var(--ease-out)}
.app-bar-more summary::-webkit-details-marker{display:none}
.app-bar-item svg,.app-bar-more summary svg{width:22px;height:22px}
.app-bar-item span,.app-bar-more summary span{max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.app-bar-item[aria-current=page]{color:var(--color-accent)}
.app-bar-item[aria-current=page]:before{content:"";position:absolute;top:-7px;width:24px;height:3px;border-radius:0 0 3px 3px;background:var(--color-accent)}
.app-bar-search svg{box-sizing:content-box;width:20px;height:20px;padding:8px;margin-top:-4px;border-radius:var(--radius-pill);background:var(--color-accent);color:var(--color-accent-ink);box-shadow:inset 0 1px 0 var(--color-rim),var(--shadow-2)}
.app-bar-more{position:relative;display:flex}
.app-bar-more summary{width:100%}
.app-bar-more[open] summary{color:var(--color-ink);background:var(--color-hover)}
.app-sheet{position:absolute;right:0;bottom:calc(100% + 14px);display:grid;gap:2px;width:min(270px,calc(100vw - 24px));padding:var(--space-sm);border:1px solid var(--color-rule-strong);border-radius:var(--radius-lg);background:var(--color-raised);box-shadow:inset 0 1px 0 var(--color-rim),var(--shadow-3);animation:sheet-in var(--dur-short) var(--ease-out)}
.app-sheet a{display:flex;align-items:center;min-height:48px;padding:0 14px;border-radius:var(--radius-sm);text-decoration:none;font-weight:500}
.app-sheet a[aria-current=page]{color:var(--color-accent);background:var(--color-selected)}
@keyframes sheet-in{from{opacity:0;transform:translateY(6px)}}

/* Shell · command palette (dialog). Results are built by js/palette.js on first open. */
.command-palette{width:min(680px,100% - 24px);max-height:min(76vh,640px);margin:min(12vh,96px) auto auto;padding:0;border:1px solid var(--color-rule-strong);border-radius:var(--radius-lg);background:var(--color-surface);color:var(--color-ink);box-shadow:inset 0 1px 0 var(--color-rim),var(--shadow-3);overflow:hidden}
.command-palette[open]{display:flex;flex-direction:column;animation:palette-in var(--dur-short) var(--ease-out)}
.command-palette::backdrop{background:var(--color-scrim);-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}
@keyframes palette-in{from{opacity:0;transform:translateY(-8px) scale(.985)}}
.palette-field{display:flex;align-items:center;gap:12px;padding:10px 12px 10px 18px;border-bottom:1px solid var(--color-rule);background:linear-gradient(180deg,var(--color-sheen),var(--color-transparent))}
.palette-field>svg{width:20px;height:20px;flex-shrink:0;color:var(--color-accent)}
.palette-field input{flex:1;min-width:0;min-height:48px;border:0;padding:0;background:var(--color-transparent);color:var(--color-ink);font-size:var(--text-md);box-shadow:none}
.palette-field input::placeholder{color:var(--color-subtle)}
.palette-field input:focus-visible{outline:none}
.palette-results{flex:1;min-height:0;margin:0;padding:var(--space-sm);overflow:auto;overscroll-behavior:contain;list-style:none}
.palette-group{padding:12px 12px 6px;font-family:var(--font-mono);font-size:var(--text-xs);letter-spacing:var(--tracking-label);text-transform:uppercase;color:var(--color-muted)}
.palette-option{display:flex;align-items:center;gap:12px;min-height:52px;padding:8px 12px;border-radius:var(--radius-md);cursor:pointer;transition:background-color var(--dur-micro) var(--ease-out)}
.palette-option[aria-selected=true]{background:var(--color-selected);box-shadow:inset 2px 0 0 var(--color-accent)}
.palette-glyph{display:grid;place-items:center;width:36px;height:36px;flex-shrink:0;border:1px solid var(--color-rule);border-radius:10px;background:var(--color-well);color:var(--color-accent);font-family:var(--font-mono);font-size:var(--text-xs)}
.palette-glyph svg{width:18px;height:18px}
.palette-copy{display:grid;min-width:0}
.palette-copy strong{font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.palette-copy span{font-size:var(--text-sm);color:var(--color-muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.palette-option mark{background:var(--color-transparent);color:var(--color-accent);font-weight:700}
.palette-empty{padding:28px 16px;color:var(--color-muted);text-align:center}
.palette-foot{display:none;gap:var(--space-md);align-items:center;padding:10px 18px;border-top:1px solid var(--color-rule);font-size:var(--text-xs);color:var(--color-muted);background:var(--color-well)}
.palette-foot span{display:inline-flex;align-items:center;gap:6px}

/* Shell · footer lives in footer.css (it closes every page, themed or not). */

/* Appearance: icon shows the destination theme, footer switch, one-frame transition freeze while swapping. */
:root:not([data-theme=light]) .theme-moon,:root[data-theme=light] .theme-sun{display:none}
.theme-switching,.theme-switching *,.theme-switching ::before,.theme-switching ::after{transition:none!important}
.theme-switch{display:inline-flex;gap:var(--space-2xs);padding:var(--space-2xs);border:1px solid var(--color-rule);border-radius:var(--radius-pill);background:var(--color-surface);font-family:var(--font-body);letter-spacing:0;box-shadow:inset 0 1px 0 var(--color-rim)}
.theme-switch button{display:inline-flex;align-items:center;gap:var(--space-sm);min-height:40px;padding:0 var(--space-md);border:0;border-radius:var(--radius-pill);background:none;color:var(--color-muted);font:inherit;font-size:var(--text-xs);cursor:pointer;white-space:nowrap;transition:background-color var(--dur-short) var(--ease-out),color var(--dur-short) var(--ease-out)}
.theme-switch button[aria-pressed=true]{background:var(--color-raised);color:var(--color-ink);box-shadow:inset 0 0 0 1px var(--color-rule-strong),var(--shadow-1)}
.theme-switch button[aria-pressed=true] svg{color:var(--color-accent)}
.theme-switch button:hover{color:var(--color-ink)}
.theme-switch button:focus-visible{outline:2px solid var(--color-focus);outline-offset:2px}
.theme-switch svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;flex:none}

/* Hover only where a pointer can hover; focus and touch states are defined above. */
@media(hover:hover){
 .button:hover{transform:translateY(-1px);background:var(--color-accent-strong);border-color:var(--color-accent-strong);box-shadow:inset 0 1px 0 var(--color-rim),var(--shadow-2)}
 .button-outline:hover{background:var(--color-surface);border-color:var(--color-accent);box-shadow:inset 0 1px 0 var(--color-rim),inset 0 0 0 1px var(--color-accent-line),var(--shadow-1)}
 .button:disabled:hover,.button[aria-disabled=true]:hover{transform:none;background:var(--color-soft);border-color:var(--color-rule);box-shadow:none}
 .text-link:hover{color:var(--color-accent);text-decoration-color:var(--color-accent)}
 .icon-button:hover,.language-picker summary:hover,.account-link:hover,.primary-nav a:hover{background:var(--color-hover);color:var(--color-ink)}
 .language-picker a:hover,.app-sheet a:hover{background:var(--color-hover)}
 .palette-trigger:hover{border-color:var(--color-rule-strong);color:var(--color-ink);background:var(--color-surface)}
 .app-bar-item:hover{color:var(--color-ink)}
 .filter-button:hover{border-color:var(--color-rule-strong);color:var(--color-ink);background:var(--color-hover)}
 .module-card:hover{transform:translateY(-3px);border-color:var(--color-accent-line);box-shadow:inset 0 1px 0 var(--color-rim),var(--shadow-3)}
 .module-card:hover .card-action:after{transform:translateX(3px)}
 .breadcrumbs a:hover{color:var(--color-ink)}
 .palette-option:hover{background:var(--color-hover)}
}
.icon-button:active,.language-picker summary:active,.primary-nav a:active,.filter-button:active{background:var(--color-press)}
.palette-trigger:focus-visible,.app-bar-item:focus-visible,.app-bar-more summary:focus-visible{outline:3px solid var(--color-focus);outline-offset:2px}

/* Breakpoints */
@media(max-width:47.99rem){:root{--app-bar-h:calc(64px + env(safe-area-inset-bottom))}}
@media(min-width:23rem){.site-header .brand img{width:150px}.site-header-inner{gap:var(--space-md)}}
@media(min-width:40rem){.wrap{width:min(1280px,100% - 64px)}.module-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.section-head{grid-template-columns:minmax(0,1fr) auto;align-items:end}.preview-panel{flex-direction:row}.related-links{flex-direction:row;flex-wrap:wrap;gap:var(--space-xl)}.module-editorial{grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-2xl)}}
@media(min-width:48rem){.app-bar{display:none}.primary-nav{display:flex;order:0;width:auto;margin-inline-start:var(--space-md)}.palette-trigger{display:inline-flex}.palette-trigger[hidden]{display:none!important}.palette-foot{display:flex}}
@media(min-width:60rem){.wrap{width:min(1280px,100% - 96px)}.site-header .brand img{width:164px}.primary-nav{margin-inline-start:var(--space-lg)}.account-link{border-left:1px solid var(--color-rule);border-radius:0 var(--radius-pill) var(--radius-pill) 0;padding:0 var(--space-md) 0 var(--space-md);margin-left:var(--space-xs)}.account-link span{display:inline;font-size:var(--text-sm);font-weight:500}.module-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--space-lg)}.page-content{padding-block:var(--space-2xl) var(--space-4xl)}.information{width:min(900px,100% - 96px)}}
@media(max-width:59.99rem){.palette-trigger span,.palette-trigger kbd{display:none}.palette-trigger{width:var(--tap);height:var(--tap);padding:0;justify-content:center}}
@media(max-width:22.99rem){.app-bar-item,.app-bar-more summary{font-size:.625rem}}

/* Motion preferences: instant state changes, no view transitions, no spinners spinning. */
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}@view-transition{navigation:none}*,*:before,*:after{animation-duration:1ms!important;animation-iteration-count:1!important;transition-duration:1ms!important}.site-header.is-floating .site-header-inner{transform:none}}

/* Legacy hub home (directory disabled). Kept intact behind the feature flag; hub.css owns its art direction. */
.hero{position:relative;padding-block:var(--space-2xl) var(--space-xl)}
.launch-note{display:flex;align-items:center;gap:10px;font-size:var(--text-sm);margin-bottom:22px;color:var(--color-muted)}
.status-dot{width:7px;height:7px;border-radius:50%;background:var(--color-accent);box-shadow:0 0 0 4px var(--color-accent-soft)}
.hero h1{max-width:16ch;font-size:clamp(2.4rem,6vw,4.25rem)}
.hero-lede{font-size:var(--text-md);line-height:1.6;max-width:56ch;color:var(--color-muted);margin-top:var(--space-lg)}
.hero-compact h1{max-width:18ch}
.hero-compact .hero-lede{max-width:62ch}
.hero-compact{isolation:isolate}
.hero-compact::before{content:'';position:absolute;inset:0;z-index:-1;background:linear-gradient(var(--color-grid) 1px,var(--color-transparent) 1px) 0 0/40px 40px,linear-gradient(90deg,var(--color-grid) 1px,var(--color-transparent) 1px) 0 0/40px 40px;-webkit-mask-image:radial-gradient(70% 100% at 80% 0%,var(--color-ink),var(--color-transparent));mask-image:radial-gradient(70% 100% at 80% 0%,var(--color-ink),var(--color-transparent));pointer-events:none}
.hub-art{display:none}
.game-section{margin-top:var(--space-2xl);background:var(--color-dark);color:var(--color-on-dark);padding:28px 20px;border-radius:var(--radius-lg)}
.game-section .section-head p{color:var(--color-dark-muted)}
.editorial{display:grid;gap:40px;padding-block:64px}
.editorial-lead h2{max-width:17ch;margin-bottom:24px}
.editorial-lead p{color:var(--color-muted);margin-bottom:24px}
.principles{display:grid;gap:32px}
.principles article{position:relative;border-top:1px solid var(--color-rule);padding-top:22px}
.principles svg{width:28px;height:28px;margin-bottom:18px;color:var(--color-accent)}
.principles h3{font-size:1.2rem}
.principles p{margin-top:12px;color:var(--color-muted);font-size:var(--text-sm)}
.principles a{display:inline-block;margin-top:12px;min-height:var(--tap);font-size:var(--text-sm)}
.module-directory-links{padding-block:var(--space-lg)}
@media(min-width:40rem){.game-section{padding:32px}}
@media(min-width:60rem){.hero{display:grid;grid-template-columns:1.25fr 1fr;align-items:center;padding-block:72px 52px;gap:64px}.hero-compact{display:block;padding-block:var(--space-3xl) var(--space-lg)}.hero-copy{min-width:0}.hero h1{font-size:clamp(3.4rem,4.8vw,4.6rem)}.hero-compact h1{font-size:clamp(3rem,4.4vw,4.2rem)}.hub-art{position:relative;display:block;height:330px;isolation:isolate}.hub-orbit{position:absolute;border:1px solid var(--color-rule);border-radius:50%;left:50%;top:50%;transform:translate(-50%,-50%) rotate(-25deg)}.orbit-one{width:290px;height:290px}.orbit-two{width:420px;height:230px;transform:translate(-50%,-50%) rotate(-35deg)}.hub-core{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%) rotate(-12deg)}.orbit-item{position:absolute;display:grid;place-items:center;width:70px;height:70px;background:var(--color-surface);border:1px solid var(--color-rule);border-radius:18px}.orbit-item svg{width:32px;height:32px}.item-image{left:2%;top:36%;transform:rotate(-10deg)}.item-code{right:13%;top:0;transform:rotate(12deg)}.item-game{right:9%;bottom:0;transform:rotate(9deg)}.art-plus{position:absolute;color:var(--color-accent);font-size:22px;font-weight:300}.plus-one{left:26%;top:8%}.plus-two{right:3%;top:49%}.game-section{padding:36px;margin-top:64px;margin-inline:-24px}.editorial{grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:96px;padding-block:96px}.principles{grid-template-columns:repeat(2,minmax(0,1fr))}}
/* Original LUM360 symbol: preserve its orientation and proportions. */
.hub-core.brand-orbit-mark{display:block;width:128px;height:128px;transform:translate(-50%,-50%);background:none;box-shadow:none}
.brand-orbit-mark img{display:block;width:100%;height:auto}