/* AID Lab — design tokens */
:root {
  --bg: #070A0D;
  --surface: #0E141A;
  --surface2: #11181E;
  --ink: #EDEEEA;
  --ink-dim: #8A938F;
  --ink-soft: #B8BCB6;
  --rule: #1B232B;
  --accent: #FFB67A;
  --accent2: #85FFC7;
  --accent3: #7ED6E0;
  --sans: "Geist", system-ui, sans-serif;
  --serif: "Instrument Serif", Georgia, serif;
  --mono: "Geist Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}

body {
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: inherit; }
canvas { image-rendering: -webkit-optimize-contrast; }

main { flex: 1; }

/* Skip-to-content link: visually hidden until focused via keyboard. */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  font-family: var(--sans);
  font-size: 14px;
  color: var(--bg);
  background: var(--accent);
  padding: 10px 18px;
  text-decoration: none;
}

.skip-link:focus {
  left: 12px;
  top: 12px;
}

/* ============================================================
   NAV
============================================================ */

.site-nav {
  padding: 16px clamp(20px, 5vw, 64px);
  display: flex;
  align-items: center;
  gap: 14px;
  font-family: var(--sans);
  font-size: 14px;
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(7, 10, 13, 0.72);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
}

.site-nav.scrolled { border-bottom-color: var(--rule); }

.site-nav .brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.site-nav .links {
  margin-left: auto;
  display: flex;
  gap: 28px;
}

.site-nav .links a {
  color: var(--ink);
  text-decoration: none;
  opacity: 0.88;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
}

.site-nav .links a.active {
  color: var(--accent);
  opacity: 1;
  border-bottom-color: var(--accent);
}

.site-nav .menu-toggle {
  margin-left: auto;
  display: none;
  flex-direction: column;
  gap: 4px;
  background: transparent;
  border: 0;
  padding: 8px;
  cursor: pointer;
}

.site-nav .menu-toggle span {
  width: 22px;
  height: 1.5px;
  background: var(--ink);
}

.mobile-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--surface);
  border-top: 1px solid var(--rule);
  padding: 16px 20px 20px;
  flex-direction: column;
  gap: 14px;
  z-index: 12;
}

.mobile-menu.open { display: flex; }

.mobile-menu a {
  color: var(--ink);
  text-decoration: none;
  font-size: 16px;
  padding: 8px 0;
  border-bottom: 1px solid var(--rule);
}

.mobile-menu a.active { color: var(--accent); }

@media (max-width: 720px) {
  .site-nav .links { display: none; }
  .site-nav .menu-toggle { display: flex; }
}

/* ============================================================
   WORDMARK + LOGO
============================================================ */

.wordmark {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-family: var(--sans);
  color: var(--ink);
  line-height: 1;
}

.wordmark .glyph {
  font-weight: 600;
  font-size: 22px;
  letter-spacing: -0.03em;
  position: relative;
}

.wordmark .i-wrap {
  position: relative;
  display: inline-block;
  margin: 0 -0.02em;
}

.wordmark .i-wrap .i-base { font-weight: 600; }

.wordmark .i-wrap svg {
  position: absolute;
  left: 50%;
  top: -0.45em;
  transform: translateX(-50%);
}

.wordmark .tag {
  font-family: var(--mono);
  font-size: calc(22px * 0.42);
  letter-spacing: 0.14em;
  opacity: 0.55;
  text-transform: uppercase;
  padding-bottom: calc(22px * 0.06);
}

.wordmark.small .glyph { font-size: 18.7px; }
.wordmark.small .tag { font-size: calc(18.7px * 0.42); padding-bottom: calc(18.7px * 0.06); }

.wordmark.medium .glyph { font-size: 20.9px; }
.wordmark.medium .tag { font-size: calc(20.9px * 0.42); padding-bottom: calc(20.9px * 0.06); }

.wordmark.large .glyph { font-size: 23.1px; }
.wordmark.large .tag { font-size: calc(23.1px * 0.42); padding-bottom: calc(23.1px * 0.06); }

/* ============================================================
   PAGE HEADER
============================================================ */

.page-header {
  padding: clamp(32px, 4.5vw, 56px) clamp(20px, 5vw, 64px) clamp(28px, 4vw, 48px);
}


.kicker {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.page-header h1 {
  font-family: var(--sans);
  font-weight: 500;
  font-size: clamp(36px, 7vw, 76px);
  line-height: 1.02;
  letter-spacing: -0.03em;
  color: var(--ink);
  margin: 0;
  max-width: 1100px;
  text-wrap: balance;
}

.page-header .subtitle {
  font-family: var(--sans);
  font-size: clamp(15px, 1.4vw, 19px);
  line-height: 1.55;
  color: var(--ink-soft);
  margin: 24px 0 0;
  max-width: 720px;
}

/* ============================================================
   HOME HERO
============================================================ */

.hero {
  position: relative;
  overflow: hidden;
  height: clamp(600px, 62vw, 820px);
}

.hero canvas { position: absolute; inset: 0; }

.hero .vignette,
.hero .topbottom {
  position: absolute; inset: 0; pointer-events: none;
}

.hero .vignette {
  background: radial-gradient(ellipse 70% 60% at 30% 55%, transparent 0%, rgba(7,10,13,0.75) 75%);
}

.hero .topbottom {
  background: linear-gradient(180deg, rgba(7,10,13,0.87) 0%, transparent 18%, transparent 70%, var(--bg) 100%);
}

.hero .content {
  position: absolute;
  left: clamp(20px, 5vw, 64px);
  right: clamp(20px, 5vw, 64px);
  top: 50%;
  transform: translateY(-46%);
}

.hero .hero-kicker {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.hero h1 {
  font-family: var(--sans);
  font-weight: 500;
  font-size: clamp(40px, 7.2vw, 88px);
  line-height: 0.98;
  letter-spacing: -0.035em;
  color: var(--ink);
  margin: 0;
  max-width: 1080px;
  text-wrap: balance;
}

.hero h1 i {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  color: var(--accent);
}

.hero p {
  font-family: var(--sans);
  font-size: clamp(15px, 1.3vw, 18px);
  line-height: 1.55;
  color: var(--ink-soft);
  margin: 28px 0 0;
  max-width: 620px;
}

@media (max-width: 720px) {
  .hero { height: 600px; }
}

/* ============================================================
   HOME RESEARCH GRID
============================================================ */

.home-research {
  padding: clamp(60px, 10vw, 110px) clamp(20px, 5vw, 64px) clamp(50px, 8vw, 90px);
  background: var(--bg);
}

.home-research .section-head {
  display: flex;
  align-items: baseline;
  margin-bottom: 32px;
}

.home-research .section-head .label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--ink-dim);
  text-transform: uppercase;
}

.home-research .section-head .more {
  margin-left: auto;
  font-family: var(--sans);
  font-size: 13.5px;
  color: var(--accent);
  text-decoration: none;
}

.theme-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.theme-card {
  text-decoration: none;
  color: inherit;
  display: block;
}

.theme-card .visual {
  aspect-ratio: 4 / 5;
  background: var(--surface);
  border: 1px solid var(--rule);
  position: relative;
  overflow: hidden;
  transition: border-color 0.25s;
}

.theme-card .visual .bg-tint { position: absolute; inset: 0; }

.theme-card .art {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.6s cubic-bezier(.2,.7,.3,1);
}

.theme-card .tag {
  position: absolute;
  top: 16px;
  left: 16px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.theme-card .arrow {
  position: absolute;
  bottom: 16px;
  right: 16px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--bg);
  border: 1px solid var(--rule);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--mono);
  font-size: 14px;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.25s, transform 0.25s, border-color 0.25s;
}

.theme-card .body {
  padding: 20px 4px 0;
}

.theme-card .body h3 {
  font-family: var(--sans);
  font-weight: 500;
  font-size: 23px;
  line-height: 1.18;
  letter-spacing: -0.018em;
  color: var(--ink);
  margin: 0;
  transition: color 0.2s;
}

.theme-card .body p {
  font-family: var(--sans);
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--ink-dim);
  margin: 12px 0 0;
}

.theme-card:hover .visual,
.theme-card:focus-visible .visual { border-color: var(--theme-accent, var(--accent)); }
.theme-card:hover .art { transform: scale(1.04); }
.theme-card:hover .arrow {
  opacity: 1;
  transform: translateY(0);
  border-color: var(--theme-accent, var(--accent));
  color: var(--theme-accent, var(--accent));
}
.theme-card:hover .body h3 { color: var(--theme-accent, var(--accent)); }

.theme-card .tag,
.theme-card .arrow { color: var(--theme-accent, var(--accent)); }

/* ============================================================
   RESEARCH PAGE
============================================================ */

.research-rows { padding: clamp(36px, 4.5vw, 56px) clamp(20px, 5vw, 64px) clamp(48px, 6vw, 80px); }

.research-row {
  padding-top: clamp(28px, 4vw, 44px);
  padding-bottom: clamp(28px, 4vw, 44px);
  border-top: 1px solid var(--rule);
  display: grid;
  grid-template-columns: minmax(220px, 1fr) minmax(260px, 1.4fr) minmax(220px, 1fr);
  gap: clamp(20px, 2.5vw, 36px);
  align-items: start;
}

.research-row:last-child { border-bottom: 1px solid var(--rule); }

.research-row .visual {
  aspect-ratio: 1 / 1;
  background: var(--surface);
  border: 1px solid var(--rule);
  position: relative;
  overflow: hidden;
}

.research-row .visual .bg-tint,
.research-row .visual .art {
  position: absolute;
  inset: 0;
}

.research-row .visual .art {
  display: flex;
  align-items: center;
  justify-content: center;
}

.research-row .visual .tag {
  position: absolute;
  top: 12px;
  left: 12px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.research-row h2 {
  font-family: var(--sans);
  font-weight: 500;
  font-size: clamp(20px, 2.2vw, 26px);
  line-height: 1.18;
  letter-spacing: -0.018em;
  color: var(--ink);
  margin: 0;
}

.research-row .overview {
  font-family: var(--sans);
  font-size: clamp(14px, 1.05vw, 15.5px);
  line-height: 1.55;
  color: var(--ink-soft);
  margin: 12px 0 0;
}

.research-row .keywords {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 16px;
}

.research-row .keywords span {
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--ink);
  padding: 3px 8px;
  background: var(--surface);
  border: 1px solid var(--rule);
  border-radius: 3px;
}

.research-row .sidecol {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.research-row .col-label {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-dim);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.research-row .questions {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.research-row .questions li {
  display: grid;
  grid-template-columns: 16px 1fr;
  gap: 8px;
  font-family: var(--serif);
  font-size: 15px;
  font-style: italic;
  line-height: 1.35;
  color: var(--ink);
}

.research-row .questions li .arr {
  font-family: var(--mono);
  font-style: normal;
  font-size: 11px;
  padding-top: 4px;
}

.research-row .papers {
  list-style: none;
  padding: 0;
  margin: 0;
}

.research-row .papers li {
  padding: 8px 0;
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 8px;
  align-items: baseline;
}

.research-row .papers li + li { border-top: 1px solid var(--rule); }

.research-row .papers .year {
  font-family: var(--mono);
  font-size: 11px;
}

.research-row .papers a {
  font-family: var(--sans);
  font-size: 13px;
  color: var(--ink);
  text-decoration: none;
  line-height: 1.3;
}

.research-row .papers .venue {
  font-family: var(--serif);
  font-style: italic;
  font-size: 12px;
  color: var(--ink-dim);
  margin-top: 2px;
}

@media (max-width: 900px) {
  .research-row { grid-template-columns: 1fr; }
  .research-row .visual { aspect-ratio: 16 / 9; }
}

/* ============================================================
   PEOPLE PAGE
============================================================ */

.people-section { padding: clamp(36px, 4.5vw, 56px) clamp(20px, 5vw, 64px) clamp(60px, 8vw, 100px); }

.pi-card {
  padding: clamp(28px, 4vw, 44px);
  background: var(--surface);
  border: 1px solid var(--rule);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 32px;
  align-items: start;
}

.pi-card .portrait {
  aspect-ratio: 4 / 5;
  max-width: 360px;
  background: var(--surface2);
  border: 1px solid var(--rule);
  position: relative;
  overflow: hidden;
}

.pi-card .portrait img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  display: block;
}

.pi-card h2 {
  font-family: var(--sans);
  font-weight: 500;
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0;
}

.pi-card .pi-title {
  font-family: var(--sans);
  font-size: clamp(15px, 1.3vw, 17px);
  color: var(--ink-soft);
  margin-top: 10px;
}

.pi-card .bio {
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink-soft);
  margin: 22px 0 0;
  max-width: 620px;
}

.pi-card .pi-links {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 24px;
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--ink);
}

.pi-card .pi-links a { text-decoration: none; }
.pi-card .pi-links .link-accent { color: var(--accent); }
.pi-card .pi-links .link-dim { color: var(--ink-dim); }

.recruiting {
  margin-top: 28px;
  padding: clamp(28px, 4vw, 44px);
  border: 1px dashed var(--rule);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  align-items: center;
}

.recruiting h3 {
  font-family: var(--sans);
  font-weight: 500;
  font-size: clamp(22px, 2.8vw, 30px);
  line-height: 1.18;
  letter-spacing: -0.015em;
  margin: 0;
}

.recruiting p {
  font-family: var(--sans);
  font-size: 15.5px;
  line-height: 1.55;
  color: var(--ink-soft);
  margin: 14px 0 0;
  max-width: 620px;
}

.btn-amber {
  font-family: var(--sans);
  font-weight: 500;
  font-size: 14px;
  color: var(--bg);
  background: var(--accent);
  padding: 14px 20px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  justify-self: start;
  white-space: nowrap;
  border: 0;
  cursor: pointer;
}

.alumni-block { margin-top: 80px; }

.alumni-block .label {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-dim);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-bottom: 18px;
}

.alumni-block p {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(18px, 2vw, 22px);
  color: var(--ink-soft);
  margin: 0;
  max-width: 620px;
}

/* ============================================================
   PUBLICATIONS PAGE
============================================================ */

.pubs-section { padding: clamp(36px, 4.5vw, 56px) clamp(20px, 5vw, 64px) clamp(60px, 8vw, 100px); }

.pubs-filter {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.pubs-filter button {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 8px 14px;
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--rule);
  border-radius: 3px;
  cursor: pointer;
}

.pubs-filter button.active {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
}

.pubs-filter .count {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-dim);
  letter-spacing: 0.1em;
  align-self: center;
}

.pubs-year {
  margin-bottom: 40px;
}

.pubs-year .row {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 24px;
  align-items: baseline;
  padding: 14px 0;
  border-top: 1px solid var(--rule);
}

.pubs-year .year-label {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(28px, 3.5vw, 40px);
  color: var(--accent);
}

.pub-entry {
  padding: 18px 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  align-items: start;
}

.pub-entry + .pub-entry { border-top: 1px solid var(--rule); }
.pub-entry[data-visible="0"] { display: none; }

.pub-entry h3 {
  font-family: var(--sans);
  font-weight: 500;
  font-size: 18px;
  line-height: 1.3;
  color: var(--ink);
  margin: 0;
  letter-spacing: -0.01em;
}

.pub-entry .authors {
  font-family: var(--sans);
  font-size: 13.5px;
  color: var(--ink-dim);
  margin-top: 6px;
}

.pub-entry .authors strong {
  color: var(--ink);
  font-weight: 600;
}

.pub-entry .venue {
  font-family: var(--serif);
  font-style: italic;
  font-size: 15px;
  color: var(--ink-soft);
  margin-top: 2px;
}

.pub-entry .actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  justify-self: start;
}

.pub-link, .pub-link-ghost {
  font-family: var(--mono);
  font-size: 11px;
  text-decoration: none;
  letter-spacing: 0.08em;
  padding: 6px 12px;
  border-radius: 3px;
}

.pub-link {
  color: var(--accent);
  border: 1px solid var(--accent);
  transition: background 0.15s, color 0.15s;
}

.pub-link:hover {
  background: var(--accent);
  color: var(--bg);
}

.pub-link-ghost {
  color: var(--ink);
  border: 1px solid var(--rule);
  transition: border-color 0.15s, color 0.15s;
}

.pub-link-ghost:hover {
  border-color: var(--ink);
  color: var(--accent);
}

.pub-entry .tagpill {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-dim);
  padding: 3px 8px;
  border: 1px solid var(--rule);
  border-radius: 3px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ============================================================
   NEWS PAGE
============================================================ */

.news-by-year {
  padding: clamp(36px, 4.5vw, 56px) clamp(20px, 5vw, 64px) clamp(60px, 8vw, 100px);
  max-width: 1040px;
}

.news-year {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 24px;
  align-items: baseline;
  padding: 14px 0;
  border-top: 1px solid var(--rule);
  margin-bottom: 40px;
}

.news-year .year-label {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(28px, 3.5vw, 40px);
  color: var(--accent);
}

.news-items {
  list-style: none;
  padding: 0;
  margin: 0;
}

.news-items li {
  padding: 18px 0;
  border-top: 1px solid var(--rule);
}

.news-items li:first-child { border-top: none; padding-top: 4px; }

.news-items .tag {
  display: inline-block;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 2px 8px;
  border: 1px solid currentColor;
  border-radius: 3px;
  margin-bottom: 10px;
}

.news-items .tag.lab,
.news-items .tag.recruiting { color: var(--accent); }
.news-items .tag.paper { color: var(--accent2); }
.news-items .tag.talk { color: var(--accent3); }

.news-items .body {
  font-family: var(--sans);
  font-size: clamp(15px, 1.3vw, 17px);
  line-height: 1.55;
  color: var(--ink);
  margin: 0;
}

@media (max-width: 600px) {
  .news-year { grid-template-columns: 1fr; gap: 8px; }
}

/* ============================================================
   JOIN PAGE
============================================================ */

.join-section { padding: 0 clamp(20px, 5vw, 64px) clamp(40px, 6vw, 80px); }

.join-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.join-card {
  padding: clamp(24px, 3vw, 36px);
  background: var(--surface);
  border: 1px solid var(--rule);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.join-card.amber { border-left: 2px solid var(--accent); }
.join-card.green { border-left: 2px solid var(--accent2); }
.join-card.cyan { border-left: 2px solid var(--accent3); }

.join-card .ck {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.join-card.amber .ck { color: var(--accent); }
.join-card.green .ck { color: var(--accent2); }
.join-card.cyan .ck { color: var(--accent3); }

.join-card h3 {
  font-family: var(--sans);
  font-weight: 500;
  font-size: clamp(20px, 2.4vw, 26px);
  line-height: 1.18;
  letter-spacing: -0.015em;
  color: var(--ink);
  margin: 0;
}

.join-card p {
  font-family: var(--sans);
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--ink-soft);
  margin: 0;
}

.contact-strip {
  margin-top: 40px;
  padding: clamp(28px, 4vw, 44px);
  background: var(--surface);
  border: 1px solid var(--rule);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
  align-items: center;
}

.contact-strip .line {
  font-family: var(--serif);
  font-size: clamp(22px, 2.6vw, 28px);
  font-style: italic;
  color: var(--ink);
  margin: 0;
}

.contact-strip .info {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-family: var(--mono);
  font-size: 14px;
  color: var(--ink);
}

.contact-strip .info a {
  color: var(--accent);
  text-decoration: none;
}

.contact-strip .info .addr {
  color: var(--ink-dim);
  font-size: 12px;
}

.faq-block {
  margin-top: 80px;
  max-width: 920px;
}

.faq-block .label {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-dim);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-bottom: 18px;
}

.faq-item { border-top: 1px solid var(--rule); }
.faq-block .faq-item:last-of-type + .faq-end { border-top: 1px solid var(--rule); }

.faq-item button {
  width: 100%;
  text-align: left;
  background: transparent;
  border: 0;
  padding: 20px 0;
  cursor: pointer;
  display: grid;
  grid-template-columns: 1fr 24px;
  gap: 16px;
  align-items: center;
  color: var(--ink);
  font-family: var(--sans);
}

.faq-item .q {
  font-size: clamp(16px, 1.4vw, 19px);
  font-weight: 500;
  letter-spacing: -0.01em;
}

.faq-item .plus {
  color: var(--accent);
  font-family: var(--mono);
  font-size: 18px;
  transition: transform 0.18s;
}

.faq-item.open .plus { transform: rotate(45deg); }

.faq-item .a {
  font-family: var(--sans);
  font-size: clamp(14px, 1.2vw, 16px);
  line-height: 1.65;
  color: var(--ink-soft);
  margin: 0 0 22px;
  max-width: 720px;
  display: none;
}

.faq-item.open .a { display: block; }

/* ============================================================
   FOOTER
============================================================ */

.site-footer {
  padding: clamp(48px, 6vw, 72px) clamp(20px, 5vw, 64px) clamp(28px, 3vw, 40px);
  border-top: 1px solid var(--rule);
  font-family: var(--sans);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
  margin-bottom: clamp(32px, 4vw, 48px);
}

.footer-col .head {
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--ink-dim);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.footer-col p {
  font-family: var(--sans);
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--ink-dim);
  margin: 0;
  max-width: 280px;
}

.footer-col .brand-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.footer-col .list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 13.5px;
  color: var(--ink);
}

.footer-col .list a {
  color: var(--ink);
  text-decoration: none;
  transition: color 0.15s;
}

.footer-col .list a:hover { color: var(--accent); }

.footer-col .list span { color: var(--ink-dim); }

.footer-col .list .accent {
  color: var(--accent);
  margin-top: 4px;
}

.footer-copy {
  padding-top: clamp(20px, 2vw, 28px);
  border-top: 1px solid var(--rule);
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--ink-dim);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ============================================================
   FOCUS
============================================================ */

a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ============================================================
   PRINT
   Dark palette flips to ink-on-paper via the custom properties;
   chrome (nav, footer, filters, animations) is stripped; every
   publication prints regardless of the active filter.
============================================================ */

@media print {
  :root {
    --bg: #ffffff;
    --surface: #ffffff;
    --surface2: #ffffff;
    --ink: #000000;
    --ink-dim: #444444;
    --ink-soft: #222222;
    --rule: #bbbbbb;
    --accent: #000000;
    --accent2: #000000;
    --accent3: #000000;
  }

  .site-nav,
  .site-footer,
  .skip-link,
  .menu-toggle,
  .mobile-menu,
  .pubs-filter,
  [data-flow-field],
  .hero .vignette,
  .hero .topbottom,
  .bg-tint,
  .theme-card .arrow {
    display: none !important;
  }

  /* Print the full publication list, overriding any active filter
     (stylesheet !important beats the inline display set by JS). */
  .pub-entry { display: grid !important; }
  .pubs-year { display: grid !important; }

  /* Avoid splitting an entry across pages. */
  .pub-entry, .news-items li, .research-row, .faq-item {
    break-inside: avoid;
  }

  .hero { height: auto; padding: 24pt 0; }
  .hero .content { position: static; transform: none; }

  a { text-decoration: none; color: #000; }
}