/* Neural by Nature: shared styles for every page */

:root {
  --paper:  #F7F8FA;
  --ink:    #1C2430;
  --muted:  #5B6573;
  --grid:   #DFE3E9;
  --trace:  #2B3442;
  --accent: #A3242E;
  --wash:   rgba(163, 36, 46, .07);

  --serif: 'Spectral', Georgia, 'Times New Roman', serif;
  --sans:  'Public Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;

  --gutter: 148px;
  --gap: 40px;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper:  #14181E;
    --ink:    #E7EAEE;
    --muted:  #9BA4B0;
    --grid:   #2A313B;
    --trace:  #C3CAD4;
    --accent: #E2707A;
    --wash:   rgba(226, 112, 122, .10);
    color-scheme: dark;
  }
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 18px/1.65 var(--serif);
  font-kerning: normal;
  text-rendering: optimizeLegibility;
}

a {
  color: inherit;
  text-decoration-line: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  text-decoration-color: color-mix(in srgb, var(--accent) 45%, transparent);
}
a:hover { text-decoration-color: var(--accent); }
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

p { margin: 0; }
p + p { margin-top: 1em; }

/* Layout */
.wrap {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 24px;
}

.grid {
  display: grid;
  grid-template-columns: var(--gutter) minmax(0, 1fr);
  column-gap: var(--gap);
}

.content { max-width: 42rem; }

/* Header and navigation */
.site-header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: .75rem 2rem;
  padding-top: 28px;
  padding-bottom: 28px;
}

.brand {
  font: 600 15px/1.2 var(--sans);
  letter-spacing: .01em;
  text-decoration: none;
}

.site-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: .35rem 1.35rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav a {
  font: 500 14.5px/1.4 var(--sans);
  color: var(--muted);
  text-decoration: none;
}
.site-nav a:hover { color: var(--ink); }
.site-nav a[aria-current="page"] {
  color: var(--ink);
  text-decoration-line: underline;
  text-decoration-color: var(--accent);
}

/* Page heading (subpages) */
.page-head {
  padding-top: 40px;
  padding-bottom: 48px;
}

.page-head h1,
.intro h1 {
  margin: 0 0 14px;
  font: 500 46px/1.08 var(--serif);
  letter-spacing: -.012em;
}

.page-head h1 { font-size: 40px; }

.lede {
  color: var(--muted);
}

.sub {
  font: 400 16px/1.6 var(--sans);
  color: var(--muted);
  margin-bottom: 14px;
}

/* Section rows: heading in the gutter, content beside it */
.row { padding-bottom: 56px; }

.row > h2 {
  margin: 0;
  padding-top: 3px;
  font: 600 15px/1.6 var(--sans);
}

/* Entry lists: publications, courses, awards */
.entries {
  margin: 0;
  padding: 0;
  list-style: none;
}
.entries > li + li { margin-top: 32px; }
.entries.tight > li + li { margin-top: 22px; }

.entry-title {
  margin: 0;
  font: 500 19px/1.4 var(--serif);
}

.entry-meta {
  display: flex;
  flex-wrap: wrap;
  gap: .15rem 1.1rem;
  margin-top: 4px;
  font: 400 14.5px/1.55 var(--sans);
  color: var(--muted);
}
.entry-meta strong { color: var(--ink); font-weight: 600; }
.entry-meta.inline { display: block; }

.entry-body {
  margin-top: 10px;
  font-size: 17.5px;
}

.entry-links {
  margin-top: 10px;
  font: 500 14.5px/1.5 var(--sans);
}
.entry-links a + a { margin-left: 1.2rem; }

.stars { letter-spacing: .08em; color: var(--muted); }
.stars .off { color: var(--grid); }

.more {
  margin-top: 28px;
  font: 500 15px/1.6 var(--sans);
}
.more a + a { margin-left: 1.4rem; }

/* Homepage intro */
.intro { padding-top: 40px; }

.portrait {
  display: block;
  width: 120px;
  height: 120px;
  object-fit: cover;
  object-position: center top;
  border-radius: 3px;
  background: var(--grid);
}

.roles {
  margin: 0;
  padding: 0;
  list-style: none;
  font: 400 16px/1.6 var(--sans);
  color: var(--muted);
}
.roles a { color: var(--ink); }

.links {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem 1.4rem;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  font: 500 15px/1.5 var(--sans);
}

.areas { margin: 0; }
.areas div + div { margin-top: 16px; }
.areas dt { font-weight: 600; }
.areas dd { margin: 0; }

.contact-note {
  font: 400 15px/1.6 var(--sans);
  color: var(--muted);
  margin-top: 1em;
}

/* EEG montage (homepage) */
.trace {
  --x0: calc(var(--gutter) + var(--gap));
  margin-top: 56px;
  margin-bottom: 64px;
}
.trace svg { display: block; width: 100%; overflow: visible; }
.trace .gridline { stroke: var(--grid); stroke-width: 1; }
.trace .ch { fill: none; stroke: var(--trace); stroke-width: 1; stroke-linejoin: round; }
.trace .ch-label { font: 500 12.5px var(--sans); fill: var(--muted); }
.trace .band { fill: var(--wash); }
.trace .onset { stroke: var(--accent); stroke-width: 1; }
.trace .onset-label { font: 500 12.5px var(--sans); fill: var(--accent); }
.trace .scale { stroke: var(--muted); stroke-width: 1.25; }
.trace .scale-label { font: 400 12px var(--sans); fill: var(--muted); }

/* Figures: posters and the CV image */
.figure-btn {
  display: block;
  width: 100%;
  padding: 0;
  border: 1px solid var(--grid);
  border-radius: 3px;
  background: #fff;
  cursor: zoom-in;
}
.figure-btn img,
.doc-image {
  display: block;
  width: 100%;
  height: auto;
}
.doc-image {
  border: 1px solid var(--grid);
  border-radius: 3px;
  background: #fff;
}
.figure-note {
  margin-top: 8px;
  font: 400 13.5px/1.5 var(--sans);
  color: var(--muted);
}

.poster-meta { margin-top: 18px; }

/* Reference list (posters page) */
.refs {
  margin: 0;
  padding-left: 1.6em;
  font: 400 15px/1.6 var(--sans);
  color: var(--muted);
}
.refs li + li { margin-top: 10px; }
.refs a { color: var(--ink); word-break: break-word; }

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(10, 13, 18, .92);
  cursor: zoom-out;
}
.lightbox.open { display: flex; }
.lightbox img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  background: #fff;
}
.lightbox-close {
  position: absolute;
  top: 14px;
  right: 18px;
  padding: 6px 10px;
  border: 0;
  background: none;
  color: #E7EAEE;
  font: 500 14px/1 var(--sans);
  cursor: pointer;
}

/* Footer */
.site-footer {
  padding-top: 8px;
  padding-bottom: 40px;
  font: 400 13.5px/1.5 var(--sans);
  color: var(--muted);
}

/* Narrow screens */
@media (max-width: 760px) {
  body { font-size: 17px; }
  .wrap { padding: 0 16px; }
  .grid { grid-template-columns: minmax(0, 1fr); }
  .site-header { padding-top: 20px; padding-bottom: 12px; }
  .intro, .page-head { padding-top: 24px; }
  .page-head { padding-bottom: 36px; }
  .portrait { width: 96px; height: 96px; margin-bottom: 20px; }
  .intro h1 { font-size: 36px; }
  .page-head h1 { font-size: 34px; }
  .trace { --x0: 58px; margin-top: 40px; margin-bottom: 48px; }
  .row { padding-bottom: 44px; }
  .row > h2 { padding-top: 0; margin-bottom: 10px; }
  .gutter:empty { display: none; }
  .entry-body { font-size: 17px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

/* Multi-page document preview (CV) */
.doc-pages { display: block; text-decoration: none; }
.doc-pages .doc-image + .doc-image { margin-top: 16px; }