/* ==========================================================================
   Alaïs Martin-Baillon — site refresh
   A styling overlay for AcademicPages (Minimal Mistakes). Keeps the existing
   layout; refines typography, color, spacing, and interaction states.
   Loaded last (via _includes/head/custom.html), so it overrides the theme.
   ========================================================================== */

:root {
  --amb-ink:         #1f2328;  /* primary text */
  --amb-body:        #3a4149;  /* long-form prose */
  --amb-muted:       #5b6570;  /* secondary text */
  --amb-faint:       #8a929c;  /* captions, meta, footer */
  --amb-bg:          #ffffff;
  --amb-surface:     #f6f8fa;  /* subtle fills */
  --amb-line:        #e7e9ec;  /* hairlines */
  --amb-accent:      #1a5f8a;  /* links / accent */
  --amb-accent-dark: #123f5c;  /* link hover */
  --amb-accent-soft: #cfe0ec;  /* link underline at rest */
  --amb-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
              "Helvetica Neue", Arial, "Noto Sans", sans-serif;
}

/* --- Base -------------------------------------------------------------- */
body {
  color: var(--amb-ink);
  background: var(--amb-bg);
  font-family: var(--amb-sans);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection { background: var(--amb-accent-soft); color: var(--amb-ink); }

/* --- Links ------------------------------------------------------------- */
a { color: var(--amb-accent); }
a:hover, a:focus { color: var(--amb-accent-dark); }

.page__content a {
  text-decoration: none;
  border-bottom: 1px solid var(--amb-accent-soft);
  transition: color .15s ease, border-color .15s ease;
}
.page__content a:hover,
.page__content a:focus {
  color: var(--amb-accent-dark);
  border-bottom-color: var(--amb-accent);
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--amb-accent);
  outline-offset: 2px;
  border-radius: 2px;
}

/* --- Masthead / navigation -------------------------------------------- */
.masthead {
  background: var(--amb-bg);
  border-bottom: 1px solid var(--amb-line);
}
.masthead__inner-wrap { padding-top: 1.1em; padding-bottom: 1.1em; }

.greedy-nav { background: transparent; }
.greedy-nav a { color: var(--amb-muted); font-weight: 500; }
.greedy-nav a:hover { color: var(--amb-ink); }
.greedy-nav .site-title {
  color: var(--amb-ink);
  font-weight: 700;
  letter-spacing: -.01em;
}
.greedy-nav .visible-links a::before { height: 2px; background: var(--amb-accent); }
.greedy-nav .hidden-links a:hover { color: var(--amb-ink); }
.greedy-nav__toggle:hover .navicon,
.greedy-nav__toggle:hover .navicon::before,
.greedy-nav__toggle:hover .navicon::after { background: var(--amb-accent); }


.author__name {
  font-weight: 700;
  letter-spacing: -.01em;
  margin-top: .65em;
}
.author__bio { color: var(--amb-muted); line-height: 1.5; }

.author__urls-wrapper button {
  color: var(--amb-muted);
  border: 1px solid var(--amb-line);
  border-radius: 6px;
}
.author__urls.social-icons li { padding: .25em 0; }
.author__urls a { color: var(--amb-muted); }
.author__urls a:hover { color: var(--amb-accent); text-decoration: none; }
.author__urls .svg-inline--fa,
.author__urls i { color: var(--amb-faint); }

/* --- Page content ------------------------------------------------------ */
.page__content {
  font-size: 1.02em;
  line-height: 1.7;
  color: var(--amb-body);
}
.page__content p { margin: 0 0 1.15em; }
.page__content p,
.page__content li { color: var(--amb-body); }

.page__title {
  color: var(--amb-ink);
  font-weight: 700;
  letter-spacing: -.02em;
  border-bottom: 0;
}

.page__content h1,
.page__content h2,
.page__content h3,
.page__content h4 {
  color: var(--amb-ink);
  font-weight: 700;
  letter-spacing: -.01em;
  line-height: 1.25;
}
.page__content h2 {
  margin-top: 2em;
  margin-bottom: .6em;
  padding-bottom: .35em;
  border-bottom: 1px solid var(--amb-line);
}
.page__content h3 {
  margin-top: 1.6em;
  margin-bottom: .35em;
}
/* Paper titles that are links: keep them accent-colored, no underline */
.page__content h3 a,
.page__content h2 a {
  color: var(--amb-accent);
  border-bottom: 0;
}
.page__content h3 a:hover,
.page__content h2 a:hover { color: var(--amb-accent-dark); }

.page__content blockquote {
  border-left: 3px solid var(--amb-accent-soft);
  color: var(--amb-muted);
  font-style: normal;
}

/* --- Footer ------------------------------------------------------------ */
.page__footer {
  margin-top: 3em;
  background: var(--amb-bg);
  border-top: 1px solid var(--amb-line);
  color: var(--amb-faint);
}
.page__footer a { color: var(--amb-muted); }
.page__footer a:hover { color: var(--amb-accent); }
.page__footer footer { font-size: .85em; }
.page__footer .social-icons i,
.page__footer .social-icons .svg-inline--fa { color: var(--amb-faint); }

/* --- Motion ------------------------------------------------------------ */
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; scroll-behavior: auto !important; }
}

/* --- Research: collapsible paper entries ------------------------------- */
.page__content details.paper {
  border-top: 1px solid var(--amb-line);
  margin: 0; padding: 0;
}
.page__content details.paper:last-of-type {
  border-bottom: 1px solid var(--amb-line);
}
.page__content details.paper > summary {
  list-style: none;
  cursor: pointer;
  display: block;
  position: relative;
  padding: .8em 1.6em .8em 0;
  outline: none;
}
.page__content details.paper > summary::-webkit-details-marker { display: none; }
.page__content details.paper > summary::marker { content: ""; }
.page__content details.paper > summary:focus-visible {
  outline: 2px solid var(--amb-accent);
  outline-offset: 2px;
  border-radius: 3px;
}
.paper__title {
  font-size: .95em;
  font-weight: 700;
  color: var(--amb-ink);
  letter-spacing: -.005em;
  line-height: 1.45;
  transition: color .15s ease;
}
.paper__authors {
  font-size: .95em;
  font-weight: 400;
  color: var(--amb-muted);
  line-height: 1.45;
}
.page__content details.paper[open] .paper__title,
.page__content details.paper > summary:hover .paper__title { color: var(--amb-accent); }
.paper__links {
  display: block;
  margin-top: .3em;
  font-size: .82em;
  color: var(--amb-faint);
  line-height: 1.5;
}
.paper__links a {
  color: var(--amb-accent);
  border-bottom: 1px solid var(--amb-accent-soft);
}
.paper__links a:hover {
  color: var(--amb-accent-dark);
  border-bottom-color: var(--amb-accent);
}
.page__content details.paper > summary::after {
  content: "";
  position: absolute;
  top: 1.2em; right: .15em;
  width: 7px; height: 7px;
  border-right: 2px solid var(--amb-faint);
  border-bottom: 2px solid var(--amb-faint);
  transform: rotate(45deg);
  transition: transform .2s ease, border-color .15s ease;
}
.page__content details.paper[open] > summary::after { transform: rotate(-135deg); }
.page__content details.paper > summary:hover::after { border-color: var(--amb-accent); }
.paper__body { padding: 0 1.6em .95em 0; }
.paper__abstract {
  font-size: .88em;
  line-height: 1.6;
  color: var(--amb-muted);
  margin: 0;
}
.page__content details.paper { margin-bottom: 1.6em; }
.page__content details.paper > summary {
  -webkit-appearance: none;
  appearance: none;
  list-style-type: none;
}
.page__content details.paper > summary::marker { content: none; }


details.paper {
  border-top: 1px solid var(--amb-line);
  padding: 0;
  margin: 0 0 1.6em;
}
details.paper:last-of-type { border-bottom: 1px solid var(--amb-line); }
details.paper > summary {
  list-style: none;
  cursor: pointer;
  display: block;
  position: relative;
  padding: .8em 1.6em .8em 0;
  outline: none;
}
details.paper > summary::-webkit-details-marker { display: none; }
details.paper[open] .paper__title,
details.paper > summary:hover .paper__title { color: var(--amb-accent); }
details.paper > summary::after {
  content: "";
  position: absolute;
  top: 1.2em; right: .15em;
  width: 7px; height: 7px;
  border-right: 2px solid var(--amb-faint);
  border-bottom: 2px solid var(--amb-faint);
  transform: rotate(45deg);
  transition: transform .2s ease, border-color .15s ease;
}
details.paper[open] > summary::after { transform: rotate(-135deg); }
details.paper > summary:hover::after { border-color: var(--amb-accent); }
details.paper .paper__body { padding: 0 1.6em .95em 0; }
details.paper { margin-bottom: .0em; }
details.paper--tight { margin-bottom: 0; }



details.paper--tight > summary { padding-top: .45em; padding-bottom: .45em; }
details.paper--tight .paper__body { padding-bottom: .55em; }


.course {
  border-top: 1px solid var(--amb-line);
  padding: .7em 0;
}
.course:last-of-type { border-bottom: 1px solid var(--amb-line); }
.course__title {
  display: block;
  font-size: .95em;
  font-weight: 700;
  color: var(--amb-ink);
  line-height: 1.45;
}
.course__meta {
  display: block;
  margin-top: .2em;
  font-size: .82em;
  color: var(--amb-faint);
  line-height: 1.5;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 14px;
  margin: 1.5em 0;
}
.gallery figure { margin: 0; }
.gallery img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 6px;
  display: block;
}
.gallery figcaption {
  margin-top: .4em;
  font-size: .8em;
  color: var(--amb-faint);
  line-height: 1.4;
}

/* Photos page: two portrait tiles, then a full-width landscape */
.gallery--two { max-width: 620px; }
.gallery--two { grid-template-columns: 1fr 1fr; }
.gallery--two img { aspect-ratio: 3 / 4; }
.gallery--two .gallery__wide { grid-column: 1 / -1; }
.gallery--two .gallery__wide img { aspect-ratio: 16 / 9; }
@media (max-width: 600px) {
  .gallery--two { grid-template-columns: 1fr; }
  .gallery--two img, .gallery--two .gallery__wide img { aspect-ratio: 4 / 3; }
}