/* After Dark: midnight surfaces, mint links, and gold recognition. */
:root {
  color-scheme: dark;
  --paper: #0d1421;
  --ink: #f1f4fb;
  --muted: #a5b1c7;
  --accent: #85ead6;
  --line: #2c394d;
  --soft: #172235;
  --gold: #efd082;
  --gold-ink: #ffe3a0;
  --gold-bg: #342e23;
  --gold-border: #796b44;
  --portrait-shadow: #223e42;
  --serif: 'DM Sans', Arial, sans-serif;
}
.shell { width: min(1160px, calc(100% - 64px)); }
h1, h2 { font-weight: 700; }
h2 { font-size: clamp(28px, 3vw, 34px); }
.header-inner { min-height: 80px; }
.site-header { position: relative; }
nav a { color: var(--ink); }
.intro {
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  column-gap: 64px;
  padding: 64px 0 44px;
  border-bottom: 0;
}
.intro-heading { grid-column: 1; grid-row: 1; }
.intro-heading .eyebrow { margin-bottom: 18px; }
.intro h1 { font-size: clamp(56px, 7vw, 84px); line-height: 1.03; letter-spacing: -3px; }
.intro-tagline { color: var(--accent); font-size: 25px; line-height: 1.35; margin-top: 22px; }
.intro-portrait {
  position: static;
  transform: none;
  grid-column: 2;
  grid-row: 1 / 4;
  align-self: center;
  justify-self: center;
  width: 80%; height: auto; aspect-ratio: 1;
  max-width: 100%; object-fit: cover;
  border-radius: 4px;
  box-shadow: 16px 16px 0 var(--portrait-shadow);
}
.intro-copy { grid-column: 1; grid-row: 2; font-size: 15px; }
.intro-links { grid-column: 1; grid-row: 3; margin-top: 20px; font-size: 14px; }
.job-market { color: var(--gold); border: 1px solid var(--gold-border); border-radius: 4px; padding: 12px 14px; }
.affiliations { display: flex; gap: 32px; flex-wrap: wrap; padding: 22px 0; border-block: 1px solid var(--line); margin-bottom: 44px; }
.affiliations > span { display: flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 700; }
.organization-logo { background: white; border-radius: 4px; padding: 3px; }
.news-section { margin-top: 0; background: transparent; border: 0; border-radius: 0; }
.news-heading { padding: 0 0 24px; border: 0; }
.news-heading h2 { font-size: clamp(28px, 3vw, 34px); }
#news-hint { font-size: 12px; }
.honors { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin-bottom: 24px; }
.honor-card { display: block; padding: 24px; background: var(--soft); border: 1px solid var(--line); border-top: 4px solid var(--gold); border-radius: 8px; color: var(--ink); text-decoration: none; }
a.honor-card:hover { border-color: var(--gold); }
.honor-card .honor-label { color: var(--gold-ink); background: var(--gold-bg); border: 1px solid var(--gold-border); border-radius: 6px; padding: 10px 12px; font-size: 16px; line-height: 1.5; font-weight: 700; letter-spacing: .1px; }
.honor-label > span { font-size: 21px; vertical-align: middle; margin-right: 4px; }
.honor-card h3 { font-size: 24px; font-weight: 700; margin: 12px 0 8px; }
.honor-card > p:last-child { font-size: 15px; color: var(--muted); }
.news-feed { max-height: none; overflow: visible; padding: 0; scrollbar-gutter: auto; }
.news-year li { font-size: 14px; }
.news-link { font-size: 12px; }
.news-award { color: var(--gold); white-space: normal; }
.news-archive { margin: 24px 0; }
.news-archive summary { cursor: pointer; color: var(--accent); font-weight: 700; padding: 12px 0; }
.news-archive summary:hover { text-decoration: underline; }
.publication-list { display: grid; grid-template-columns: minmax(0, 1fr); gap: 0; }
.publication {
  display: grid; grid-template-columns: 160px minmax(0, 1fr); gap: 24px;
  padding: 20px 16px; background: transparent; border: 0;
  border-top: 1px solid var(--line); border-left: 3px solid transparent;
  border-radius: 0; align-items: center;
}
.publication-awarded { border-left-color: var(--gold); background: var(--soft); }
.paper-image { display: flex; align-items: center; justify-content: center; width: 100%; border: 0; padding: 8px; border-radius: 4px; }
.paper-image img { height: 96px; width: 100%; object-fit: contain; }
.paper-copy { min-width: 0; }
.publication h3 { font-size: 19px; line-height: 1.35; }
.venue-conference { background: transparent; color: var(--accent); border: 0; padding: 0; }
.award-badge { background: #efd082; color: #302408; border: 0; font-size: 13px; padding: 4px 9px; font-weight: 700; }
.authors { color: var(--muted); }
.paper-links { margin-top: 6px; }
.experience-row h3 { font-weight: 700; }
@media (max-width: 800px) {
  .intro { column-gap: 32px; grid-template-columns: minmax(0, 1fr) 240px; }
  .intro h1 { font-size: 60px; }
  .honor-card { padding: 18px; }
  .honor-card h3 { font-size: 21px; }
  .publication { grid-template-columns: 120px minmax(0, 1fr); padding: 18px 12px; gap: 18px; }
}
@media (max-width: 600px) {
  .shell { width: calc(100% - 40px); }
  .intro { grid-template-columns: minmax(0, 1fr); padding-top: 32px; gap: 24px; }
  .intro-portrait { grid-column: 1; grid-row: 1; justify-self: start; width: 140px; height: 140px; }
  .intro-heading { grid-column: 1; grid-row: 2; margin: 0; }
  .intro h1 { font-size: 54px; }
  .intro-tagline { font-size: 22px; }
  .intro-copy { grid-column: 1; grid-row: 3; margin: 0; font-size: 14px; }
  .intro-links { grid-column: 1; grid-row: 4; margin: 0; }
  .honors, .publication-list { grid-template-columns: minmax(0, 1fr); }
  .affiliations { gap: 18px; }
  .affiliations > span { font-size: 17px; }
  .news-heading { padding: 0 0 20px; }
  .news-feed { max-height: none; padding: 0; }
  .publication { grid-template-columns: minmax(0, 1fr); gap: 0; padding: 18px 12px; }
  .publication .paper-image { display: none; }
  .publication h3 { font-size: 18px; }
}

/* Day mode keeps the same layout with readable teal and amber accents. */
:root[data-theme="light"] {
  color-scheme: light;
  --paper: #f5f8fc;
  --ink: #17263c;
  --muted: #526279;
  --accent: #126c60;
  --line: #cbd5e2;
  --soft: #ffffff;
  --gold: #855a05;
  --gold-ink: #694600;
  --gold-bg: #fff0cc;
  --gold-border: #c39536;
  --portrait-shadow: #d1e7e2;
}
.header-inner { display: grid; grid-template-columns: auto 1fr auto; gap: 22px; }
.header-inner nav { justify-self: end; }
.theme-toggle {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 44px; padding: 8px 12px; border: 1px solid var(--line);
  border-radius: 8px; background: var(--soft); color: var(--ink);
  font: inherit; font-size: 13px; font-weight: 600; white-space: nowrap; cursor: pointer;
}
.theme-toggle[hidden] { display: none; }
.theme-toggle:hover { border-color: var(--accent); }
.theme-toggle:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }
.theme-icon { font-size: 18px; }
@media (max-width: 950px) {
  .header-inner { grid-template-columns: 1fr auto; padding-block: 16px; gap: 12px; }
  .header-inner .wordmark { grid-column: 1; grid-row: 1; }
  .theme-toggle { grid-column: 2; grid-row: 1; }
  .header-inner nav { grid-column: 1 / -1; grid-row: 2; width: 100%; justify-content: space-between; }
}
@media (max-width: 360px) {
  .theme-toggle { font-size: 12px; padding-inline: 8px; gap: 5px; }
  .header-inner { column-gap: 8px; }
}