/* Senem Işık — portable academic website.
   Change palette values here. All text stays in the same serif family.
   This file uses no external fonts or libraries. */
:root {
  color-scheme: light;
  --background: #f6f2e9;
  --text: #292722;
  --black: #111111;
  --blue: #456a82;
  --green: #4b694e;
  --orange: #a95730;
  --stanford-red: #5e0d0d;
  --muted-blue: #456a82;
  --soft-black: #5b564e;
  --muted: #736e65;
  --rule: #d7d0c4;
  --font: Georgia, "Times New Roman", serif;
  font-family: var(--font);
  font-size: 84%; /* A consistent reduction across the whole site. */
  scrollbar-gutter: stable;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--background);
  color: var(--text);
  font-size: 1rem;
  line-height: 1.65;
}
a { color: var(--blue); text-decoration: none; text-underline-offset: 0.18em; }
a:visited { color: var(--blue); }
a:hover { text-decoration: underline; }
a:focus-visible, summary:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 4px;
  border-radius: 2px;
}
.site {
  max-width: 1088px;
  padding: 40px 24px 80px;
  margin-inline: auto;
}
.site-header { margin-bottom: 30px; }
h1 {
  margin: 0;
  font-size: 2.7rem;
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: -0.035em;
  color: var(--black);
}
h2 { color: var(--green); font-weight: 400; font-size: 1.4rem; line-height: 1.3; margin: 0 0 16px; }
h3, h4 { color: var(--black); line-height: 1.4; }
p { margin: 0 0 14px; }
.page-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 240px;
  /* Two independent columns: opening News cannot stretch the sections
     beside it, and opening a section cannot move News. */
  grid-template-areas:
    "intro portrait"
    "main  side";
  column-gap: 52px;
  align-items: start;
}
.page-grid > * { min-width: 0; }
#intro { grid-area: intro; align-self: stretch; padding-bottom: 24px; border-bottom: 1px solid var(--rule); }
.column-main { grid-area: main; }
.column-side { grid-area: side; }
.portrait {
  grid-area: portrait;
  margin: 0;
  max-width: 170px; /* The rule underneath ends where the photograph ends. */
  align-self: stretch;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--rule);
}
.portrait a { display: block; }
.portrait img { display: block; width: 100%; max-width: 170px; height: auto; }
.email { margin-top: 20px; margin-bottom: 0; }
.email a, .email a:visited { color: var(--soft-black); }
.section { padding-top: 9px; scroll-margin-top: 24px; }
#intro { scroll-margin-top: 24px; }
.separated { margin-top: 9px; border-top: 1px solid var(--rule); }
.stanford-red, .stanford-red:visited { color: var(--stanford-red); }
.green, .green:visited { color: var(--green); }
.muted-blue, .muted-blue:visited { color: var(--muted-blue); }
.orange, .orange:visited { color: var(--orange); }
.text-link, .text-link:visited { color: inherit; }

/* Research titles, authors, conferences, and resource links retain their text color. */
.paper { margin-bottom: 26px; }
.paper:last-child { margin-bottom: 0; }
.paper h3 { margin: 0 0 4px; font-size: 1.0625rem; font-weight: 700; }
.paper h3 .title-joiner { font-weight: 400; } /* The "and" between two poster titles. */
.paper p { margin: 0 0 3px; font-size: 0.96875rem; }
.paper p:last-child { margin-bottom: 0; }
.paper a, .paper a:visited { color: inherit; }
.paper .award, .paper .award:visited, .award { color: var(--orange); }
.resources a + a { margin-left: 7px; }
/* Supporting lines — venues, status, instructors, the email — sit a shade
   lighter than the body text. */
.venue, .status, .resources, .note { color: var(--soft-black); }
.alpha-beta { color: var(--soft-black); } /* The alphabetical-order marker, not the names. */

/* News remains below the full portrait on desktop. */
.news { font-size: 0.9375rem; }
.news-list { list-style: none; margin: 0; padding: 0; }
.news-list li { margin: 0 0 11px; }
.news-list li:last-child { margin-bottom: 0; }
.news-list time { display: block; margin-bottom: 3px; color: var(--muted); font-size: 0.84375rem; }
.news-list p { margin: 0; }

/* Experience subsection headings are bold orange; entry titles are bold black. */
.subheading { margin: 25px 0 17px; color: var(--orange); font-size: 1.125rem; font-weight: 700; }
.toggle-content > .subheading:first-child { margin-top: 0; }
.experience-entry, .teaching-entry { margin-bottom: 20px; }
.experience-entry:last-child, .teaching-entry:last-child { margin-bottom: 0; }
.entry-heading { display: flex; justify-content: space-between; align-items: baseline; gap: 8px 20px; flex-wrap: wrap; }
.entry-heading h3, .entry-heading h4 { margin: 0 0 2px; font-size: 1.0625rem; font-weight: 700; flex: 1 1 210px; }
.entry-heading .date { margin-left: auto; color: var(--muted); font-size: 0.84375rem; white-space: nowrap; }
.experience-entry p, .teaching-entry p { margin: 0; }
.experience-entry p, .teaching-entry p { color: var(--soft-black); }
.experience-entry a, .experience-entry a:visited, .teaching-entry a, .teaching-entry a:visited { color: inherit; }
.teaching-entry .addiscoder, .teaching-entry .addiscoder:visited { color: var(--blue); }
.featured-teaching-entry .entry-heading h3,
.featured-teaching-entry .entry-heading h3 a,
.featured-teaching-entry .entry-heading h3 a:visited { color: var(--muted-blue); }
.reviewer { margin: 25px 0 0; }
.reviewer strong { color: var(--black); font-size: 1.0625rem; } /* Matches the entry titles above it. */

/* Native, accessible disclosures: every flower heading opens and closes its section. */
.toggle > summary { list-style: none; cursor: pointer; width: fit-content; }
.toggle > summary::-webkit-details-marker { display: none; }
.toggle > summary::marker { content: ""; }
.toggle > summary h2 { display: inline-flex; align-items: center; gap: 9px; margin: 0; }
.toggle .flower { display: block; width: 22px; height: 22px; flex-shrink: 0; transition: transform 150ms ease; }
.toggle[open] > summary .flower { transform: rotate(30deg); }
/* Breathing room between an open section's last line and the next divider. */
.toggle-content { padding-top: 20px; padding-bottom: 20px; }
.writing-entry { margin-bottom: 12px; }
.writing-entry:last-child { margin-bottom: 0; }
.writing-entry h3 { margin: 0 0 5px; font-size: 1.0625rem; font-weight: 400; }
.writing-entry p { margin: 0; color: var(--soft-black); font-style: italic; }
.writing-entry a, .writing-entry a:visited { color: inherit; }
.skip-link { position: fixed; top: 8px; left: 8px; padding: 8px 14px; background: var(--background); z-index: 10; transform: translateY(-160%); }
.skip-link:focus { transform: translateY(0); }

@media (max-width: 800px) {
  .site { padding: 24px 18px 56px; }
  .site-header { margin-bottom: 26px; }
  h1 { font-size: 2.4rem; }
  .page-grid {
    grid-template-columns: minmax(0, 1fr);
    grid-template-areas: "portrait" "intro" "main" "side";
    column-gap: 0;
  }
  .portrait { border: 0; padding: 0; margin-bottom: 26px; max-width: none; }
  .portrait a { width: min(170px, 100%); margin-inline: auto; }
  .portrait img { max-width: 170px; }
  #intro { padding-bottom: 25px; }
  .news { border-top: 1px solid var(--rule); margin-top: 30px; }
}
@media (max-width: 480px) {
  .entry-heading { display: block; }
  .entry-heading .date { display: block; margin: 0 0 3px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; scroll-behavior: auto !important; }
}
@media print {
  :root { font-size: 11pt; scrollbar-gutter: auto; }
  body { background: white; color: black; }
  .site { max-width: none; padding: 0; }
  .skip-link { display: none; }
  .site-header { margin-bottom: 20px; }
  .page-grid { display: block; }
  .portrait { display: none; }
  .paper, .experience-entry, .teaching-entry, .writing-entry { break-inside: avoid; }
}