/* Zombie Brain Lab: shared styles (Front Lawn design). Code: MIT License. */

@font-face { font-family:"Atkinson Hyperlegible"; src:url("../fonts/AtkinsonHyperlegible-Regular.ttf") format("truetype"); font-weight:400; font-style:normal; font-display:swap; }
@font-face { font-family:"Atkinson Hyperlegible"; src:url("../fonts/AtkinsonHyperlegible-Italic.ttf") format("truetype"); font-weight:400; font-style:italic; font-display:swap; }
@font-face { font-family:"Atkinson Hyperlegible"; src:url("../fonts/AtkinsonHyperlegible-Bold.ttf") format("truetype"); font-weight:700; font-style:normal; font-display:swap; }
@font-face { font-family:"Atkinson Hyperlegible"; src:url("../fonts/AtkinsonHyperlegible-BoldItalic.ttf") format("truetype"); font-weight:700; font-style:italic; font-display:swap; }
@font-face { font-family:"Bricolage Grotesque"; src:url("../fonts/BricolageGrotesque-ExtraBold.ttf") format("truetype"); font-weight:800; font-style:normal; font-display:swap; }
@font-face { font-family:"Creepster"; src:url("../fonts/Creepster-Regular.ttf") format("truetype"); font-weight:400; font-style:normal; font-display:swap; }

:root {
  --lawn:#2E7D32; --grass:#EAF6E3; --dandelion:#FFE066; --ink:#183A1D; --leaf:#7CB342; --deep:#1B5E20;
  --human:#7B1FA2; --focus:#1a5fd0; --card:#fff; --glow:#FFEA00;
}
* { box-sizing:border-box; }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { transition:none !important; animation:none !important; scroll-behavior:auto !important; } }

html { scroll-behavior:smooth; }
body { margin:0; font-family:"Atkinson Hyperlegible", system-ui, sans-serif; line-height:1.6; font-size:17px; color:var(--ink); background:var(--grass); }
:focus-visible { outline:3px solid var(--focus); outline-offset:3px; }
a { color:var(--deep); text-underline-offset:2px; }
a:hover { text-decoration-thickness:2px; }
img { max-width:100%; height:auto; }
p, li, dd, figcaption, td { overflow-wrap:break-word; }
.sources a, .credit a, figcaption a, .references a { overflow-wrap:anywhere; }
.wrap { max-width:62rem; margin:0 auto; padding:0 1rem; }
.prose { max-width:44em; }
.z { font-family:"Creepster", "Bricolage Grotesque", sans-serif; font-weight:400; letter-spacing:.03em; }
.visually-hidden { position:absolute !important; width:1px; height:1px; margin:-1px; padding:0; overflow:hidden; clip:rect(0 0 0 0); white-space:nowrap; border:0; }

/* Skip link */
.skip { position:absolute; left:.5rem; top:-3rem; background:#fff; color:var(--ink); padding:.5rem .9rem; border-radius:8px; font-weight:700; z-index:10; }
.skip:focus { top:.5rem; }

/* Header, nav, banner */
header.site-header { background:var(--lawn); color:#fff; padding:1rem 0; }
header.site-header .wrap { display:flex; flex-wrap:wrap; justify-content:space-between; align-items:center; gap:.5rem 1.5rem; }
.site { font-family:"Bricolage Grotesque", sans-serif; font-weight:800; font-size:1.6rem; line-height:1.1; color:#fff; text-decoration:none; }
.site .z { font-size:2.1rem; color:var(--dandelion); }
nav ul { list-style:none; display:flex; flex-wrap:wrap; gap:.25rem 1.25rem; margin:0; padding:0; }
nav a { color:#fff; font-weight:700; }
nav a[aria-current="page"] { text-decoration-thickness:4px; text-underline-offset:5px; }
header.site-header :focus-visible { outline-color:#fff; }
.banner { background:var(--dandelion); font-weight:700; text-align:center; padding:.5rem 0; font-size:.95rem; }

/* Main */
main { padding:1.5rem 0 2.5rem; }
h1 { margin:.5rem 0 .75rem; line-height:1.05; color:var(--deep); font-family:"Bricolage Grotesque", sans-serif; font-weight:800; font-size:clamp(2.1rem, 6vw, 3.2rem); }
h1.z { font-family:"Creepster", "Bricolage Grotesque", sans-serif; font-weight:400; font-size:clamp(2.8rem, 9vw, 4.6rem); line-height:1; }
h2 { color:var(--deep); font-family:"Bricolage Grotesque", sans-serif; font-weight:800; font-size:1.6rem; line-height:1.15; margin:2rem 0 .5rem; }
h2.z { font-family:"Creepster", "Bricolage Grotesque", sans-serif; font-weight:400; font-size:2rem; }
h3 { font-size:1.15rem; margin:1.5rem 0 .25rem; }
.card { background:var(--card); border-radius:22px; padding:.75rem 1.5rem 1.25rem; margin-top:1.25rem; }
.card > h2:first-child { margin-top:.5rem; }
.note { background:#fff; border-radius:18px; padding:1rem 1.25rem; font-size:1.05rem; max-width:40em; box-shadow:0 3px 0 #B9DCAB; }
.small { font-size:.9rem; }
.unchecked { font-size:.85em; font-style:italic; white-space:normal; }

/* Buttons */
.button { display:inline-block; font-weight:700; text-decoration:none; background:var(--ink); color:#fff; padding:.55rem 1.3rem; border-radius:999px; border:2.5px solid var(--ink); }
.button:hover { background:var(--deep); }
.regions button { font:inherit; font-weight:700; cursor:pointer; padding:.3rem .75rem; font-size:.9rem; background:#fff; color:var(--ink); border:2.5px solid var(--ink); border-radius:999px; }
.regions button[aria-pressed="true"] { background:var(--ink); color:#fff; }

/* Expandable sections */
details { background:#fff; border-radius:18px; padding:.5rem 1.25rem; margin-top:1.25rem; }
details > summary { cursor:pointer; font-family:"Bricolage Grotesque", sans-serif; font-weight:800; font-size:1.25rem; color:var(--deep); padding:.35rem 0; }
details[open] > summary { margin-bottom:.25rem; }

/* Home: case file cards */
.cases { display:grid; grid-template-columns:repeat(auto-fit, minmax(16rem, 1fr)); gap:1.25rem; margin-top:1rem; }
.case-card { background:#fff; border:3px solid var(--ink); border-radius:22px; padding:1rem 1.25rem 1.25rem; display:flex; flex-direction:column; }
.case-card img { display:block; height:180px; width:auto; margin:0 auto .5rem; object-fit:contain; }
.case-card h3 { margin:.25rem 0; font-size:1.9rem; font-weight:400; }
.case-card h3 a { color:var(--deep); }
/* The whole case card is a link: the name's link stretches over the card. The behaviors toggle stays clickable on its own. */
.case-card { position:relative; cursor:pointer; }
.case-card h3 a::after { content:""; position:absolute; inset:0; border-radius:19px; }
.case-card details > summary { position:relative; z-index:1; }
.case-card:hover { border-color:var(--deep); box-shadow:0 0 0 2px var(--deep); }
.case-card:has(h3 a:focus-visible) { outline:3px solid var(--focus); outline-offset:3px; }
.case-card details { padding:0; margin-top:.25rem; }
.case-card details > summary { font-size:1rem; }
.credit { font-size:.8rem; color:#3d4f3f; }

/* Case file page */
.case-head { display:grid; grid-template-columns:1fr auto; gap:0 1.5rem; align-items:start; }
.case-title, .case-predict { grid-column:1; }
.case-head figure { grid-column:2; grid-row:1 / span 2; max-width:170px; margin:0; text-align:center; }
.case-predict h2 { margin-top:1.5rem; }
.case-tag { margin:0; }
.case-tag a { display:inline-block; background:var(--ink); color:#fff; font-weight:700; font-size:.8rem; line-height:1.4; text-transform:uppercase; letter-spacing:.08em; padding:.2rem .75rem; border-radius:999px; text-decoration:none; }
.case-tag a:hover { background:var(--deep); text-decoration:underline; }
.case-head img { display:block; max-height:220px; width:auto; margin:0 auto; }
.case-head figcaption { font-size:.75rem; line-height:1.35; color:#3d4f3f; }
.regions { display:flex; flex-wrap:wrap; gap:.4rem; align-items:center; margin:1.25rem 0 .75rem; }
.now { min-height:1.6em; font-weight:700; max-width:44em; margin:.75rem 0 .25rem; }
.now:empty { margin:0; min-height:0; }
.now-back { margin:0 0 .5rem; }
.now-back .back { font:inherit; font-weight:400; font-size:.9rem; color:var(--deep); background:none; border:0; padding:0; margin-left:.4rem; text-decoration:underline; cursor:pointer; }
.region-link { font:inherit; color:var(--deep); background:none; border:0; border-bottom:2px dotted var(--deep); border-radius:3px; padding:0; margin:0 0 -2px; line-height:inherit; cursor:pointer; }
.region-link:hover { background:#FFF4A3; }
.region-link.on { background:var(--glow); color:var(--ink); border-bottom-style:solid; }
.scans { display:grid; grid-template-columns:1fr 1fr; gap:1rem; }
.scans figure { margin:0; padding:.5rem .75rem .75rem; background:#fff; border-radius:22px; border:3px solid var(--ink); }
.scans figcaption { font-family:"Bricolage Grotesque", sans-serif; font-weight:800; font-size:1.25rem; line-height:2.25rem; }
.scans figcaption .z { font-size:1.6rem; line-height:1; color:var(--deep); }
.scans svg { width:100%; height:auto; display:block; }
.ai-label { font-size:.85rem; }
/* Phone-only switch between the control and zombie brain */
.brain-switch { display:none; flex-wrap:wrap; gap:.4rem; align-items:center; margin:.5rem 0 .6rem; scroll-margin-top:.75rem; }
.brain-switch button { font:inherit; font-weight:700; cursor:pointer; padding:.35rem .9rem; font-size:.95rem; background:#fff; color:var(--ink); border:2.5px solid var(--ink); border-radius:999px; }
.brain-switch button[aria-pressed="true"] { background:var(--ink); color:#fff; }
.scans { scroll-margin-top:.75rem; }
.phone-tip { display:none; font-size:.85rem; font-style:italic; margin:.5rem 0 0; }
.region-guide dt { font-weight:700; margin-top:.5rem; }
.region-guide dd { margin:0 0 0 1rem; }
.region-guide.icons .item { display:grid; grid-template-columns:72px 1fr; gap:.1rem .9rem; align-items:center; padding:.5rem 0; border-top:1px solid #DCEBD5; }
.region-guide.icons .item:first-child { border-top:0; }
.region-guide.icons .region-icon { grid-row:1 / span 2; width:72px; height:auto; display:block; }
.region-guide.icons dt { margin:0; }
.region-guide.icons dd { margin:0; }
.icon-note { display:block; font-size:.85rem; font-style:italic; }
.predict textarea { width:100%; max-width:40em; min-height:4.5em; font:inherit; padding:.5rem; border:2px solid var(--ink); border-radius:10px; }
.sources p { padding-left:1.5em; text-indent:-1.5em; max-width:48em; }

/* Brain drawing */
.outline { stroke:var(--ink); stroke-width:2.2; stroke-linejoin:round; }
.cortex { fill:#F8C8D4; }
.gyri { fill:none; stroke:#D98FA3; stroke-width:1.6; stroke-linecap:round; }
.rg { transition:fill .2s, stroke-width .2s; }
.rg.pfc { fill:#F3B3C4; }
.rg.cc { fill:#FBE3EA; }
.crack { fill:none; stroke:#2C3A1E; stroke-width:2.2; stroke-linejoin:miter; stroke-linecap:square; pointer-events:none; }
.drip { fill:#6F7F4A; stroke:var(--ink); stroke-width:1.4; }
.strand { fill:none; stroke:#A88F5A; stroke-width:1.6; }
.band { fill:#C9B07A; stroke:var(--ink); stroke-width:1.6; }
.strand.zg { stroke:#5E6E3A; }
.band.zg { fill:#8F9E68; }
.ghost { fill:none; stroke:#183A1D; stroke-width:1.6; stroke-dasharray:4 3; }
.rg.thal { fill:#8FD3E0; }
.rg.hypo { fill:#A9D99A; }
.rg.pit { fill:#F2B652; }
.rg.amy { fill:#C7A6E8; }
.rg.hip { fill:none; stroke:#7FA8E6; stroke-width:9; stroke-linecap:round; }
.rg.hipline { fill:none; stroke:var(--ink); stroke-width:13; stroke-linecap:round; }
.rg.bg { fill:#F6CFA0; stroke-dasharray:4 3; }
.rg.stem { fill:#E8CFA6; }
.rg.pons { fill:#EDB98F; }
.rg.cbl { fill:#E9A07F; }
.folia { fill:none; stroke:#B9674A; stroke-width:1.3; }
.rg.cord { fill:#F3E6C8; }
.rg.sel:not(.hip):not(.hipline) { fill:var(--glow) !important; stroke-width:3.5; }
.rg.hip.sel { stroke:var(--glow) !important; }
.rg.hipline.sel { stroke-width:16 !important; }
.rg.pick { cursor:pointer; }
/* Decorations drawn on top of a region let clicks pass through to the region. */
.scans .gyri, .scans .folia, .scans .strand, .scans .band, .scans .drip, .scans .ghost { pointer-events:none; }

/* Tables */
.table-wrap { overflow-x:auto; }
table { border-collapse:collapse; width:100%; background:#fff; margin:.75rem 0 1.25rem; font-size:.95rem; }
th, td { text-align:left; vertical-align:top; padding:.5rem .65rem; border:1px solid #B9DCAB; }
th { background:#d7ecd0; }
td .v1 { display:block; font-size:.85rem; font-style:italic; margin-top:.25rem; }

/* Authorship colour coding (About and Wrestling with AI only) */
.human, .human a { color:var(--human); }
.authorship-note { font-size:.92rem; border-left:4px solid var(--human); padding:.25rem .75rem; background:#fff; border-radius:0 10px 10px 0; max-width:44em; }
.plain-label { display:block; font-weight:700; font-size:.85rem; text-transform:uppercase; letter-spacing:.04em; margin-top:1rem; }
.plain-passage { border-left:4px solid var(--ink); padding-left:.75rem; }

/* Footer */
footer.site-footer { background:var(--ink); color:var(--grass); font-size:.85rem; padding:1.25rem 0 1.5rem; }
footer.site-footer p { margin:.3rem 0; }
footer.site-footer a { color:var(--dandelion); }
footer.site-footer :focus-visible { outline-color:var(--dandelion); }

@media (max-width:700px) {
  .case-head { grid-template-columns:1fr; }
  .case-head figure { grid-column:1; grid-row:auto; max-width:none; margin-top:1rem; }
  /* With JavaScript, phones show one brain at a time, full width, with a switch above. */
  .brain-switch { display:flex; }
  .scans[data-show] { grid-template-columns:1fr; }
  .scans[data-show="control"] .fig-zombie, .scans[data-show="zombie"] .fig-control { display:none; }
  /* Without JavaScript, the brains stay side by side. */
  .scans:not([data-show]) { gap:.5rem; }
  .scans:not([data-show]) figure { padding:.25rem .4rem .4rem; border-radius:14px; border-width:2px; }
  .scans:not([data-show]) figcaption { font-size:.95rem; line-height:1.75rem; }
  .scans:not([data-show]) figcaption .z { font-size:1.2rem; }
  .phone-tip { display:block; }
}

/* Case file: brain report as an expandable card */
details.report > summary h2 { display:inline; margin:0; font-size:2rem; }
details.report > summary .small { font-family:"Atkinson Hyperlegible", sans-serif; font-weight:400; color:var(--ink); }

/* Text pages */
.prose-page { max-width:48rem; }
.prose-page section { margin-bottom:1.5rem; }
.references p { padding-left:1.5em; text-indent:-1.5em; }