:root {
  --paper: #f6f3ec;
  --paper-2: #ece7d8;
  --ink: #14141a;
  --ink-soft: #2d2d35;
  --ink-mute: #6f6a62;
  --rule: #14141a;
  --rule-soft: #d2cab5;
  --accent: #1d3fc7;
  --accent-deep: #0e1f6f;
  --highlight: #f0d846;
  --crimson: #b8301f;
  --serif: "Fraunces", "Iowan Old Style", Georgia, serif;
  --serif-body: "Spectral", Georgia, serif;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --maxw: 1180px;
  --gutter: 32px;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif-body);
  font-size: 17.5px;
  line-height: 1.6;
  font-feature-settings: "kern", "liga", "onum";
}
a { color: var(--accent); text-underline-offset: 3px; text-decoration-thickness: 1px; }
a:hover { color: var(--accent-deep); }
::selection { background: var(--highlight); color: var(--ink); }
.container { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--gutter); }

/* NAV */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in oklab, var(--paper) 88%, transparent);
  backdrop-filter: saturate(160%) blur(10px);
  -webkit-backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid var(--rule-soft);
}
.nav-inner {
  max-width: var(--maxw); margin: 0 auto;
  padding: 14px var(--gutter);
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
}
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--ink); }
.brand-mark {
  width: 34px; height: 34px;
  border: 1.5px solid var(--ink); border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--serif); font-weight: 700; font-size: 15px; letter-spacing: -.02em;
}
.brand-mark em { font-style: italic; color: var(--accent); font-weight: 500; }
.brand-name { font-family: var(--serif); font-weight: 600; font-size: 18px; letter-spacing: -.01em; }
.brand-name em { font-style: italic; color: var(--accent); font-weight: 500; }
.nav-links { display: flex; gap: 28px; font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: .12em; }
.nav-links a {
  color: var(--ink-soft); text-decoration: none;
  padding: 6px 0; border-bottom: 1px solid transparent;
  transition: color .15s, border-color .15s;
}
.nav-links a:hover, .nav-links a.active { color: var(--accent); border-bottom-color: var(--accent); }
.nav-cta a {
  font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: .12em;
  text-decoration: none; border: 1px solid var(--ink); padding: 8px 14px;
  color: var(--ink); transition: all .15s; display: inline-block; white-space: nowrap;
}
.nav-cta a:hover { background: var(--ink); color: var(--paper); }

/* TYPE / HEADERS */
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--mono); font-size: 11.5px;
  text-transform: uppercase; letter-spacing: .18em;
  color: var(--ink-mute); margin-bottom: 24px;
}
.eyebrow .dot { width: 8px; height: 8px; background: var(--accent); border-radius: 50%; animation: pulse 1.8s ease-in-out infinite; }
@keyframes pulse { 0%,100% { opacity:1 } 50% { opacity:.35 } }
.section-eyebrow {
  font-family: var(--mono); font-size: 11.5px;
  text-transform: uppercase; letter-spacing: .2em;
  color: var(--ink-mute);
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 18px;
}
.section-eyebrow::before { content: ""; width: 24px; height: 1px; background: var(--ink); }
.section-title {
  font-family: var(--serif); font-weight: 500;
  font-size: clamp(40px, 5vw, 68px);
  line-height: 1.02; letter-spacing: -.025em;
  margin: 0 0 56px; text-wrap: balance;
}
.section-title em { font-style: italic; color: var(--accent); font-weight: 400; }

/* PAGE WRAPPER */
.page { padding: 88px 0 64px; }
.container.narrow { max-width: 880px; }
.page-back {
  font-family: var(--mono); font-size: 11.5px;
  text-transform: uppercase; letter-spacing: .14em;
  color: var(--ink-mute); text-decoration: none;
  display: inline-flex; align-items: center; gap: 8px;
  margin-bottom: 40px;
}
.page-back:hover { color: var(--accent); }

/* PILLS / TAGS */
.hero-meta { display: flex; flex-wrap: wrap; gap: 8px 12px; margin-bottom: 28px; }
.pill {
  font-family: var(--mono); font-size: 11px;
  text-transform: uppercase; letter-spacing: .12em;
  padding: 6px 12px; border: 1px solid var(--rule-soft);
  border-radius: 999px; color: var(--ink-soft); background: var(--paper);
  text-decoration: none; transition: color .15s, border-color .15s, background .15s;
}
a.pill:hover { color: var(--accent); border-color: var(--accent); }
.tags { display: flex; flex-wrap: wrap; gap: 8px 10px; margin-bottom: 64px; }
.tag {
  font-family: var(--mono); font-size: 11.5px;
  text-transform: uppercase; letter-spacing: .12em;
  padding: 7px 12px; border: 1px solid var(--rule-soft);
  border-radius: 999px; color: var(--ink-soft); background: var(--paper);
  transition: all .15s;
}
.tag:hover { border-color: var(--ink); color: var(--ink); }
.tag.primary { background: var(--ink); color: var(--paper); border-color: var(--ink); }

/* BUTTONS */
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 4px; }
.btn {
  font-family: var(--mono); font-size: 12px;
  text-transform: uppercase; letter-spacing: .12em;
  padding: 12px 18px; text-decoration: none;
  display: inline-flex; align-items: center; gap: 10px;
  transition: all .15s;
}
.btn-primary { background: var(--ink); color: var(--paper); border: 1px solid var(--ink); }
.btn-primary:hover { background: var(--accent); border-color: var(--accent); color: var(--paper); }
.btn-secondary { background: transparent; color: var(--ink); border: 1px solid var(--ink); }
.btn-secondary:hover { background: var(--ink); color: var(--paper); }
.btn .arr { transition: transform .15s; }
.btn:hover .arr { transform: translateX(3px); }

/* ============== LANDING ============== */
.landing {
  max-width: var(--maxw); margin: 0 auto;
  padding: 56px var(--gutter) 80px;
  min-height: calc(100vh - 90px - 90px);
  display: flex; align-items: center;
}
.landing-grid {
  display: grid; grid-template-columns: 5fr 7fr;
  gap: 64px; align-items: center; width: 100%;
}
.landing-portrait { position: relative; }
.portrait-frame {
  position: relative; aspect-ratio: 4 / 5;
  border: 1px solid var(--ink); overflow: hidden;
  background: var(--paper-2);
}
.portrait-frame img {
  width: 100%; height: 100%;
  object-fit: cover; display: block;
  filter: contrast(1.04);
}
.portrait-meta {
  position: absolute; bottom: 0; left: 0; right: 0;
  padding: 10px 14px;
  display: flex; justify-content: space-between;
  font-family: var(--mono); font-size: 10.5px;
  text-transform: uppercase; letter-spacing: .14em;
  color: #f6f3ec;
  background: linear-gradient(180deg, transparent, rgba(0,0,0,.65));
}
.landing-title {
  font-family: var(--serif); font-weight: 500;
  font-size: clamp(56px, 7vw, 96px);
  line-height: .95; letter-spacing: -.03em;
  margin: 0 0 24px; text-wrap: balance;
}
.landing-title em { font-style: italic; color: var(--accent); font-weight: 400; }
.landing-lede {
  font-family: var(--serif-body); font-size: 21px;
  line-height: 1.55; font-weight: 300;
  color: var(--ink-soft); max-width: 56ch;
  text-wrap: pretty; margin: 0 0 28px;
}
.landing-lede strong { color: var(--ink); font-weight: 500; }
.landing-prose {
  margin: 24px 0 28px;
  max-width: 60ch;
}
.landing-prose p {
  font-family: var(--serif-body);
  font-size: 17.5px;
  line-height: 1.65;
  font-weight: 300;
  color: var(--ink-soft);
  margin: 0 0 .9em;
  text-wrap: pretty;
}
.landing-prose p strong { color: var(--ink); font-weight: 500; }
.landing-prose p:last-child { margin-bottom: 0; }

.landing-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 36px;
}
.land-btn {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 16px;
  padding: 18px 22px;
  border: 1px solid var(--ink);
  background: var(--paper);
  text-decoration: none; color: var(--ink);
  transition: all .2s ease;
  position: relative;
}
.land-btn .num {
  font-family: var(--mono); font-size: 11px;
  letter-spacing: .14em; color: var(--ink-mute);
}
.land-btn .lbl {
  font-family: var(--serif); font-size: 22px;
  font-weight: 500; letter-spacing: -.015em;
}
.land-btn .arr {
  font-family: var(--serif); font-size: 22px;
  transition: transform .2s ease; color: var(--ink-mute);
}
.land-btn:hover {
  background: var(--ink); color: var(--paper);
  transform: translateY(-2px);
}
.land-btn:hover .num, .land-btn:hover .arr { color: var(--paper); }
.land-btn:hover .arr { transform: translateX(4px); }

/* ============== ABOUT PAGE ============== */
.about-grid { display: grid; grid-template-columns: 7fr 5fr; gap: 64px; align-items: start; }
.about-prose p {
  font-family: var(--serif-body);
  font-size: 19px; line-height: 1.7;
  color: var(--ink-soft); margin: 0 0 1em; text-wrap: pretty;
}
.about-prose p strong { color: var(--ink); font-weight: 500; }
.hl { background: linear-gradient(180deg, transparent 60%, var(--highlight) 60%); padding: 0 2px; }
.about-aside .portrait-frame { margin-bottom: 20px; }
.affil-card {
  background: var(--paper-2);
  border: 1px solid var(--rule-soft);
  padding: 22px 24px; border-radius: 2px;
  margin-bottom: 14px;
}
.affil-card .role {
  font-family: var(--mono); font-size: 11px;
  text-transform: uppercase; letter-spacing: .14em;
  color: var(--accent); margin-bottom: 6px;
}
.affil-card .place {
  font-family: var(--serif); font-size: 18px;
  font-weight: 500; line-height: 1.3;
}
.affil-card .place .sub {
  display: block; font-style: italic; color: var(--ink-mute);
  font-weight: 400; font-size: 14.5px; margin-top: 2px;
}

/* RESEARCH agendas */
.agendas { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; margin-bottom: 56px; }
.agenda h3 {
  font-family: var(--serif); font-size: 24px; font-weight: 500;
  margin: 0 0 12px; letter-spacing: -.015em;
}
.agenda h3 .ord { font-style: italic; color: var(--accent); margin-right: 6px; }
.agenda p {
  font-family: var(--serif-body); font-size: 17.5px; line-height: 1.65;
  color: var(--ink-soft); margin: 0; text-wrap: pretty;
}
.agenda p strong { color: var(--ink); font-weight: 500; }

/* SUB-HEAD for research subsections */
.sub-head {
  display: flex; align-items: baseline; gap: 16px;
  margin: 56px 0 8px;
}
.sub-head:first-of-type { margin-top: 16px; }
.sub-head .sub-num {
  font-family: var(--mono); font-size: 12px;
  letter-spacing: .14em; color: var(--accent);
  text-transform: uppercase; min-width: 28px;
}
.sub-head h3 {
  font-family: var(--serif); font-size: 28px;
  font-weight: 500; letter-spacing: -.015em; margin: 0;
}
.sub-head .sub-rule { flex: 1; height: 1px; background: var(--rule-soft); align-self: center; }
.sub-head .sub-count {
  font-family: var(--mono); font-size: 11px;
  letter-spacing: .14em; color: var(--ink-mute);
  text-transform: uppercase;
}

/* PAPERS */
.papers-list { display: flex; flex-direction: column; }
.paper { border-top: 1px solid var(--rule-soft); transition: background .15s; }
.paper:last-child { border-bottom: 1px solid var(--rule-soft); }
.paper:hover { background: rgba(0,0,0,.015); }
.paper > summary {
  list-style: none; cursor: pointer;
  display: grid; grid-template-columns: 64px 1fr 200px 32px;
  gap: 28px; padding: 24px 0; align-items: start;
}
.paper > summary::-webkit-details-marker { display: none; }
.paper .num {
  font-family: var(--mono); font-size: 11px;
  letter-spacing: .14em; color: var(--ink-mute); padding-top: 8px;
}
.paper .title {
  font-family: var(--serif); font-size: 22px; font-weight: 500;
  line-height: 1.2; letter-spacing: -.012em;
  margin: 0 0 6px; text-wrap: balance;
}
.paper .title em { font-style: italic; }
.paper .authors {
  font-family: var(--serif-body); font-size: 15px;
  font-style: italic; color: var(--ink-mute);
}
.paper .abs-wrap { padding: 0 0 24px 92px; max-width: 70ch; }
.paper .abs {
  font-size: 16px; line-height: 1.65;
  color: var(--ink-soft); margin: 0 0 14px; text-wrap: pretty;
}
.paper .meta-col {
  display: flex; flex-direction: column; gap: 8px;
  font-family: var(--mono); font-size: 10.5px;
  text-transform: uppercase; letter-spacing: .12em;
  color: var(--ink-mute); padding-top: 8px;
}
.paper .status {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--ink); font-weight: 500;
}
.paper .status::before {
  content: ""; width: 7px; height: 7px;
  background: var(--crimson); display: inline-block;
}
.paper .status.published::before { background: var(--accent); }
.paper .status.progress::before { background: var(--ink-mute); border-radius: 50%; }
.paper .links { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 4px; }
.paper .links a {
  font-family: var(--mono); font-size: 10px; letter-spacing: .14em;
  text-transform: uppercase; padding: 4px 8px;
  border: 1px solid var(--accent); text-decoration: none;
  color: var(--accent);
}
.paper .links a:hover { background: var(--accent); color: var(--paper); }
.paper .chev {
  width: 32px; height: 32px;
  display: grid; place-items: center;
  border: 1px solid var(--rule-soft); border-radius: 50%;
  font-family: var(--mono); font-size: 14px;
  color: var(--ink-soft);
  transition: transform .25s ease, background .15s, border-color .15s;
  margin-top: 4px;
}
.paper[open] .chev { transform: rotate(45deg); background: var(--ink); color: var(--paper); border-color: var(--ink); }
.paper:hover .chev { border-color: var(--ink); }

/* ============== WP / WIP LIST (research page) ============== */
.wp-section { margin-bottom: 88px; }
.wp-section:last-child { margin-bottom: 0; }
.wp-head {
  display: flex; align-items: baseline; gap: 24px;
  margin-bottom: 28px;
}
.wp-title {
  font-family: var(--serif); font-weight: 500;
  font-size: clamp(34px, 4.4vw, 52px);
  line-height: 1.05; letter-spacing: -.02em;
  margin: 0;
}
.wp-rule { flex: 1; height: 1px; background: var(--ink); align-self: center; }

.wp-list { list-style: none; margin: 0; padding: 0; }
.wp-item {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 24px;
  padding: 28px 0;
  border-top: 1px solid var(--rule-soft);
}
.wp-item:last-child { border-bottom: 1px solid var(--rule-soft); }
.wp-num {
  font-family: var(--mono); font-size: 11px;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--ink-mute); padding-top: 6px;
  white-space: nowrap;
}
.wp-paper-title {
  font-family: var(--serif); font-size: 22px;
  font-weight: 500; line-height: 1.25;
  letter-spacing: -.012em; margin: 0 0 6px;
  text-wrap: balance;
}
.wp-paper-title em { font-style: italic; }
.wp-authors {
  font-family: var(--serif-body); font-style: italic;
  font-size: 15px; color: var(--ink-mute); margin-bottom: 10px;
}
.wp-abs {
  font-size: 16px; line-height: 1.65;
  color: var(--ink-soft); margin: 0 0 12px;
  text-wrap: pretty; max-width: 64ch;
}
.wp-links { display: flex; gap: 6px; flex-wrap: wrap; }
.wp-links a {
  font-family: var(--mono); font-size: 10px; letter-spacing: .14em;
  text-transform: uppercase; padding: 4px 8px;
  border: 1px solid var(--accent); text-decoration: none;
  color: var(--accent);
}
.wp-links a:hover { background: var(--accent); color: var(--paper); }

@media (max-width: 700px) {
  .wp-item { grid-template-columns: 1fr; gap: 6px; }
  .wp-num { padding-top: 0; }
}

/* TEACHING / AWARDS */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; }
.two-col h3 {
  font-family: var(--serif); font-size: 28px; font-weight: 500;
  letter-spacing: -.015em; margin: 0 0 24px;
  display: flex; align-items: baseline; gap: 14px;
}
.two-col h3 .idx {
  font-family: var(--mono); font-size: 11px; font-weight: 400;
  letter-spacing: .14em; color: var(--ink-mute); text-transform: uppercase;
}
.list-item {
  display: grid; grid-template-columns: 90px 1fr; gap: 18px;
  padding: 16px 0; border-top: 1px solid var(--rule-soft);
  align-items: baseline;
}
.list-item:last-child { border-bottom: 1px solid var(--rule-soft); }
.list-item .yr { font-family: var(--mono); font-size: 11px; letter-spacing: .14em; color: var(--ink-mute); }
.list-item .what { font-family: var(--serif); font-size: 18px; font-weight: 500; line-height: 1.3; }
.list-item .where {
  display: block; font-family: var(--serif-body);
  font-style: italic; font-size: 15px;
  color: var(--ink-mute); margin-top: 3px;
}

/* CONTACT */
.contact-center {
  display: flex; flex-direction: column; align-items: center;
  text-align: center; gap: 56px; padding: 16px 0 24px;
}
.big-email {
  font-family: var(--serif); font-style: italic; font-weight: 400;
  font-size: clamp(40px, 6.4vw, 88px);
  line-height: 1; letter-spacing: -.025em;
  color: var(--ink); text-decoration: none;
  border-bottom: 2px solid transparent; padding-bottom: 6px;
  transition: color .2s, border-color .2s; text-wrap: balance;
}
.big-email .at { color: var(--accent); font-style: italic; }
.big-email:hover { color: var(--accent); border-bottom-color: var(--accent); }
.contact-row {
  display: flex; gap: 56px; flex-wrap: wrap; justify-content: center;
}
.c-mini { text-align: center; }
.c-mini .label {
  font-family: var(--mono); font-size: 10.5px;
  text-transform: uppercase; letter-spacing: .18em;
  color: var(--ink-mute); margin-bottom: 8px;
}
.c-mini .val {
  font-family: var(--serif); font-size: 17px;
  font-weight: 500; letter-spacing: -.005em;
}
.c-mini .val a { text-decoration: none; }
.c-mini .val a:hover { text-decoration: underline; }

/* FOOTER */
.footer {
  padding: 36px 0 36px;
  border-top: 1px solid var(--rule-soft);
  margin-top: 24px;
}
.footer-inner {
  display: flex; justify-content: space-between;
  font-family: var(--mono); font-size: 11px;
  text-transform: uppercase; letter-spacing: .14em;
  color: var(--ink-mute); flex-wrap: wrap; gap: 12px;
}

@media (max-width: 900px) {
  .landing { padding-top: 36px; }
  .landing-grid { grid-template-columns: 1fr; gap: 36px; }
  .landing-portrait { max-width: 320px; margin: 0 auto; }
  .landing-nav { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; gap: 36px; }
  .agendas, .two-col { grid-template-columns: 1fr; gap: 32px; }
  .paper > summary { grid-template-columns: 1fr 32px; gap: 12px; }
  .paper .num, .paper .meta-col { display: none; }
  .paper .abs-wrap { padding: 0 0 24px 0; }
  .nav-links { display: none; }
}