:root {
  --ink: #17242c;
  --ink-soft: #53636b;
  --paper: #f6f3ed;
  --paper-2: #eeebe4;
  --night: #081923;
  --night-soft: #112c36;
  --teal: #75d8cb;
  --teal-dark: #247974;
  --violet: #bdace5;
  --line: rgba(23, 36, 44, .14);
  --line-dark: rgba(245, 250, 247, .14);
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --max: 1170px;
}

* { box-sizing: border-box; }
html { scroll-behavior: auto; }
body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
button, input { font: inherit; }
button { cursor: pointer; }
code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .86em; }
:focus-visible { outline: 2px solid var(--teal-dark); outline-offset: 4px; }
.site-header :focus-visible, .masthead :focus-visible, .view-contact :focus-visible { outline-color: var(--teal); }
.is-hidden, [hidden] { display: none !important; }
.shell { width: min(calc(100% - 52px), var(--max)); margin-inline: auto; }

.skip-link {
  position: fixed;
  left: 16px;
  top: -64px;
  z-index: 200;
  padding: 10px 16px;
  background: var(--paper);
  color: var(--ink);
  text-decoration: none;
  border: 1px solid var(--ink);
}
.skip-link:focus { top: 12px; }

/* The section menu sits BELOW the masthead. Once the reader scrolls, it stays
   accessible at the top without taking the large masthead along for the ride. */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #071722;
  color: #f4f8f5;
  border-top: 1px solid rgba(245, 250, 247, .08);
  border-bottom: 1px solid rgba(245, 250, 247, .15);
  box-shadow: 0 4px 16px rgba(3, 15, 22, .08);
}
.nav { display: flex; min-height: 56px; align-items: center; justify-content: center; }
.nav-links { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 0 clamp(20px, 3.1vw, 44px); }
.nav-links a {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 56px;
  text-decoration: none;
  font-size: .83rem;
  font-weight: 530;
  letter-spacing: .014em;
  color: rgba(235, 247, 243, .72);
  transition: color .16s ease;
  white-space: nowrap;
}
.nav-links a::after {
  content: "";
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--teal);
  opacity: 0;
  transform: scaleX(.3);
  transition: transform .18s ease, opacity .18s ease;
}
.nav-links a:hover, .nav-links a.active { color: #fff; }
.nav-links a.active::after { opacity: 1; transform: scaleX(1); }

/* An always-present, but much shorter, identity masthead. */
.masthead {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  color: #f5f8f5;
  background:
    radial-gradient(circle at 85% 48%, rgba(76, 150, 153, .13) 0, transparent 40%),
    radial-gradient(circle at 25% 10%, rgba(118, 129, 154, .09) 0, transparent 42%),
    linear-gradient(110deg, #081823, #0c2530 75%, #091a26);
}
/* The canvas is not a card: it occupies the ENTIRE masthead background.
   Stronger traces on the right keep the text legible on the left. */
.masthead-noise {
  display: block;
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  opacity: .87;
  -webkit-mask-image: linear-gradient(to right, transparent 3%, rgba(0,0,0,.32) 31%, #000 74%);
  mask-image: linear-gradient(to right, transparent 3%, rgba(0,0,0,.32) 31%, #000 74%);
}
.masthead::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: .23;
  background-image: radial-gradient(rgba(180, 224, 220, .12) .4px, transparent .6px);
  background-size: 7px 7px;
  -webkit-mask-image: linear-gradient(to right, transparent 15%, #000 100%);
  mask-image: linear-gradient(to right, transparent 15%, #000 100%);
}
.masthead-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 166px;
  align-items: center;
  gap: clamp(24px, 4vw, 70px);
  padding-block: 33px 35px;
}
.masthead-copy { min-width: 0; }
.eyebrow {
  margin: 0 0 10px;
  color: var(--teal);
  font-size: .69rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .17em;
  line-height: 1.5;
}
.eyebrow.dark { color: var(--teal-dark); }
.masthead h1 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(2.8rem, 4.4vw, 4.15rem);
  font-weight: 500;
  letter-spacing: -.046em;
  line-height: .99;
}
.masthead-tagline {
  margin: 11px 0 0;
  font-family: var(--serif);
  font-size: clamp(1.01rem, 1.55vw, 1.32rem);
  color: rgba(243, 249, 245, .82);
  line-height: 1.25;
}
.masthead-role { margin: 11px 0 0; color: rgba(238, 247, 245, .54); font-size: .75rem; letter-spacing: .02em; }
.role-separator { color: rgba(117, 216, 203, .65); padding-inline: 6px; }
.profile-links { display: flex; flex-wrap: wrap; gap: 8px 22px; margin-top: 15px; }
.text-link {
  position: relative;
  display: inline-block;
  padding-bottom: 1px;
  text-decoration: none;
  color: #eaf6f2;
  font-size: .82rem;
}
.text-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  right: 0;
  height: 1px;
  background: currentColor;
  opacity: .3;
  transition: opacity .16s ease;
}
.text-link:hover::after { opacity: 1; }

.masthead-visual { display: flex; min-width: 0; align-items: center; justify-content: flex-end; }
.portrait-wrap { position: relative; flex: 0 0 150px; margin: 0; }
.portrait-wrap::before {
  content: "";
  position: absolute;
  top: -8px;
  right: -8px;
  width: 100%;
  height: 100%;
  border: 1px solid rgba(117, 216, 203, .28);
  z-index: -1;
}
.portrait {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: center 22%;
  filter: saturate(.85) contrast(1.02);
  border: 1px solid rgba(255, 255, 255, .17);
  box-shadow: 0 15px 45px rgba(0, 0, 0, .22);
}
.masthead-rule { position: relative; z-index: 2; height: 1px; background: rgba(255, 255, 255, .12); }
.masthead-rule span { display: block; width: 23%; height: 1px; background: linear-gradient(90deg, var(--teal), transparent); }

/* A view is actually removed from layout and accessibility when not selected. */
main { flex: 1 0 auto; background: var(--paper); }
main.contact-mode { background: #0c2530; }
.view {
  min-height: 350px;
  padding-block: clamp(55px, 6.6vw, 82px) 90px;
  background: var(--paper);
  opacity: 0;
  transform: translateY(7px);
  transition: opacity .19s ease, transform .19s ease;
}
.view.is-active { opacity: 1; transform: translateY(0); }
.view-tinted { background: var(--paper-2); }
.section-heading {
  display: grid;
  grid-template-columns: 75px minmax(0, 1fr);
  gap: 18px;
  align-items: start;
  margin-bottom: 43px;
}
.section-number {
  margin: 3px 0 0;
  font-family: var(--serif);
  font-size: .93rem;
  color: #869394;
}
.section-heading h2 {
  max-width: 810px;
  margin: 0;
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(2.05rem, 3.2vw, 3.1rem);
  line-height: 1.08;
  letter-spacing: -.035em;
}
.section-lead { max-width: 770px; margin: 15px 0 0; color: var(--ink-soft); font-size: .97rem; }

.about-grid { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(250px, .6fr); gap: clamp(42px, 6.5vw, 100px); padding-left: 93px; }
.about-copy { min-width: 0; }
.about-copy p { margin: 0 0 19px; font-size: .98rem; color: #41515a; }
.about-copy .about-intro {
  margin-bottom: 21px;
  font-family: var(--serif);
  font-size: clamp(1.24rem, 1.8vw, 1.5rem);
  color: #263b42;
  line-height: 1.48;
}
.about-aside { padding-left: 25px; border-left: 1px solid var(--line); }
.aside-label { margin: 0 0 11px; color: #697a7e; font-size: .68rem; font-weight: 700; letter-spacing: .15em; text-transform: uppercase; }
.theme-list { margin: 0; padding: 0; list-style: none; }
.theme-list li { padding: 7px 0; border-bottom: 1px solid var(--line); font-size: .84rem; line-height: 1.45; }
.affiliations { margin-top: 29px; }
.affiliation-link {
  display: block;
  padding: 9px 0;
  border-bottom: 1px solid var(--line);
  color: #286c6a;
  text-decoration: none;
  line-height: 1.45;
  font-size: .85rem;
  transition: color .16s ease;
}
.affiliation-link:hover { color: #103f3d; }
.affiliation-link span { padding-left: 2px; }

.research-list { border-top: 1px solid var(--line); }
.research-item {
  display: grid;
  grid-template-columns: 70px minmax(210px, .86fr) minmax(0, 1.14fr);
  gap: 24px;
  padding: 34px 0 39px;
  border-bottom: 1px solid var(--line);
}
.research-no { font-family: var(--serif); color: #728080; font-size: .94rem; }
.research-title h3 { margin: 0; font-family: var(--serif); font-size: clamp(1.55rem, 2.3vw, 2.18rem); font-weight: 500; line-height: 1.12; letter-spacing: -.025em; }
.research-kicker { margin: 10px 0 0; color: #397d75; font-size: .82rem; }
.research-body > p { margin: 0 0 21px; color: #405057; font-size: .92rem; }
.representative-pubs { border-top: 1px solid rgba(23, 36, 44, .1); padding-top: 13px; }
.rep-label { margin: 0 0 9px; font-size: .67rem; text-transform: uppercase; letter-spacing: .13em; color: #768483; font-weight: 700; }
.rep-pub { margin: 0 0 7px; font-size: .83rem; color: #536068; }
.rep-pub a { text-decoration-thickness: 1px; text-underline-offset: 3px; }
.rep-pub a:hover { color: var(--teal-dark); }

.cv-columns { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(45px, 7vw, 105px); padding-left: 93px; }
.cv-block h3 { margin: 0 0 17px; font-family: var(--serif); font-size: 1.56rem; font-weight: 500; }
.timeline { border-top: 1px solid var(--line); }
.timeline-item { display: grid; grid-template-columns: 118px 1fr; gap: 16px; padding: 19px 0; border-bottom: 1px solid var(--line); }
.timeline-period { color: #778588; font-size: .75rem; }
.timeline-content h4 { margin: 0; font-size: .91rem; font-weight: 650; }
.timeline-institution { margin: 3px 0 0; font-family: var(--serif); font-size: 1.06rem; }
.timeline-detail { margin: 5px 0 0; color: var(--ink-soft); font-size: .79rem; }
.cv-note { margin: 32px 0 0 93px; color: #7d898b; font-size: .79rem; }

/* Bibliographies and short-format lists all live inside switchable views. */
.filter-row { display: flex; flex-wrap: wrap; align-items: baseline; gap: 14px 28px; margin: 0 0 22px 93px; }
.filter-label { color: #6f7e7d; font-size: .68rem; text-transform: uppercase; letter-spacing: .15em; font-weight: 700; }
.filters { display: flex; flex-wrap: wrap; gap: 7px; }
.filter-button {
  padding: 5px 12px;
  border: 1px solid var(--line);
  background: transparent;
  color: #4a5859;
  font-size: .75rem;
  transition: color .16s ease, border-color .16s ease, background .16s ease;
}
.filter-button:hover { border-color: var(--teal-dark); }
.filter-button.active { color: #fff; background: #152b34; border-color: #152b34; }
.pub-count { margin: 0 0 11px 93px; font-size: .77rem; color: #788588; }
.pub-list { border-top: 1px solid var(--line); }
.pub-item { display: grid; grid-template-columns: 70px minmax(0, 1fr) auto; gap: 24px; align-items: start; padding: 22px 0 25px; border-bottom: 1px solid var(--line); }
.pub-year { color: #6c7c7e; font-family: var(--serif); font-size: .93rem; padding-top: 2px; }
.pub-title { margin: 0; font-family: var(--serif); font-weight: 500; font-size: clamp(1.15rem, 1.8vw, 1.43rem); line-height: 1.25; }
.pub-authors { margin: 7px 0 0; color: #657379; font-size: .79rem; line-height: 1.5; }
.pub-authors strong { color: #2b4148; font-weight: 700; }
.pub-venue { margin: 5px 0 0; color: #4a595e; font-size: .83rem; }
.pub-links { display: flex; flex-wrap: wrap; gap: 7px; align-items: center; padding-top: 1px; }
.pub-links a { border: 1px solid rgba(23, 36, 44, .2); padding: 5px 8px; color: #354951; font-size: .69rem; text-transform: uppercase; letter-spacing: .05em; text-decoration: none; transition: color .16s ease, border-color .16s ease, background .16s ease; }
.pub-links a:hover { background: #162d36; border-color: #162d36; color: #fff; }
.loading, .error-message { padding: 20px 0; color: #68797b; font-size: .86rem; }
.error-message { color: #9c4a47; }

/* Presentations and News follow the publication-list visual language, but are
   populated from small editable data files instead of being hard-coded HTML. */
.presentation-item, .news-item {
  display: grid;
  grid-template-columns: 70px minmax(0, 1fr) auto;
  gap: 24px;
  align-items: start;
  padding: 25px 0 28px;
  border-bottom: 1px solid var(--line);
}
.entry-date { font-family: var(--serif); font-size: .91rem; color: #6c7c7e; padding-top: 3px; line-height: 1.45; }
.entry-type { margin: 0 0 6px; text-transform: uppercase; letter-spacing: .12em; color: #34837a; font-size: .67rem; font-weight: 720; }
.entry-title { margin: 0; font-family: var(--serif); font-size: clamp(1.15rem, 1.8vw, 1.43rem); font-weight: 500; line-height: 1.25; }
.entry-meta { margin: 8px 0 0; color: #5e6d73; font-size: .81rem; line-height: 1.5; }
.entry-summary { margin: 11px 0 0; max-width: 760px; font-size: .89rem; color: #4a5a60; line-height: 1.63; }
.entry-links { display: flex; flex-wrap: wrap; gap: 7px; align-items: flex-start; padding-top: 2px; }
.entry-links a {
  border: 1px solid rgba(23, 36, 44, .2);
  padding: 5px 9px;
  color: #354951;
  font-size: .69rem;
  text-transform: uppercase;
  letter-spacing: .05em;
  text-decoration: none;
  transition: color .16s ease, border-color .16s ease, background .16s ease;
}
.entry-links a:hover { color: #fff; border-color: #162d36; background: #162d36; }
.empty-state { padding: 29px 0 32px 94px; border-bottom: 1px solid var(--line); }
.empty-state h3 { margin: 0; font-family: var(--serif); font-size: 1.37rem; line-height: 1.3; font-weight: 500; }
.empty-state p { margin: 6px 0 0; color: #778486; font-size: .85rem; }

.view-contact { background: #0c2530; color: #f1f7f3; min-height: 385px; }
.contact-grid { display: grid; grid-template-columns: 1.15fr .85fr; align-items: start; gap: clamp(38px, 7vw, 100px); }
.contact-heading { margin-bottom: 0; }
.contact-heading .section-number { color: rgba(235, 248, 244, .4); }
.contact-copy { border-left: 1px solid rgba(235, 248, 244, .17); padding-left: 27px; color: rgba(239, 249, 245, .72); }
.contact-copy p { margin: 0 0 17px; }
.contact-copy strong { color: white; }
.muted-contact { color: rgba(239, 249, 245, .5); font-size: .86rem; }
.contact-copy #contact-email a { color: #bcebe2; text-underline-offset: 3px; }
.contact-links { margin: 17px 0 0; }
.contact-affiliations { display: grid; gap: 11px; margin-top: 28px; padding-top: 18px; border-top: 1px solid rgba(239, 249, 245, .13); }
.contact-affiliations a { color: rgba(188, 235, 226, .85); font-size: .82rem; text-decoration: none; line-height: 1.35; }
.contact-affiliations a:hover { color: white; }

.footer { margin-top: auto; background: #051019; color: rgba(241, 249, 246, .46); font-size: .73rem; }
.footer-inner { min-height: 66px; display: flex; gap: 25px; align-items: center; justify-content: space-between; }
.footer p { margin: 0; }
.footer-note { text-align: right; }
.back-to-top {
  position: fixed;
  right: 22px;
  bottom: 20px;
  z-index: 90;
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(255, 255, 255, .25);
  border-radius: 50%;
  background: rgba(8, 26, 37, .94);
  color: #f5f8f5;
  box-shadow: 0 7px 23px rgba(0, 0, 0, .18);
  opacity: 0;
  transform: translateY(6px);
  pointer-events: none;
  transition: opacity .16s ease, transform .16s ease;
}
.back-to-top.visible { opacity: 1; transform: translateY(0); pointer-events: auto; }
.back-to-top:hover { background: #183941; }

@media (max-width: 1000px) {
  .masthead-grid { grid-template-columns: minmax(0, 1fr) 140px; gap: 25px; }
  .portrait-wrap { flex-basis: 128px; }
  .about-grid, .cv-columns { padding-left: 0; }
  .filter-row, .pub-count { margin-left: 0; }
  .empty-state { padding-left: 0; }
  .about-grid { gap: 45px; }
  .research-item { grid-template-columns: 48px minmax(170px, .8fr) minmax(0, 1.2fr); gap: 17px; }
  .cv-note { margin-left: 0; }
}

@media (max-width: 760px) {
  .shell { width: min(calc(100% - 34px), var(--max)); }
  .nav { min-height: 0; padding-block: 7px; }
  .nav-links { gap: 0 17px; }
  .nav-links a { min-height: 32px; padding-inline: 2px; font-size: .81rem; }
  .nav-links a::after { bottom: 1px; }
  .masthead-grid { grid-template-columns: minmax(0, 1fr) 105px; gap: 20px; padding-block: 26px 28px; }
  .masthead h1 { font-size: clamp(2.65rem, 7vw, 3.5rem); }
  .masthead-tagline { max-width: 600px; }
  .portrait-wrap { flex: 0 0 100px; }
  .masthead-noise {
    -webkit-mask-image: linear-gradient(to right, rgba(0,0,0,.15), rgba(0,0,0,.58) 50%, #000);
    mask-image: linear-gradient(to right, rgba(0,0,0,.15), rgba(0,0,0,.58) 50%, #000);
  }
  .view { padding-block: 47px 68px; }
  .section-heading { grid-template-columns: 43px 1fr; gap: 12px; margin-bottom: 36px; }
  .section-heading h2 { font-size: clamp(2rem, 5vw, 2.7rem); }
  .about-grid { grid-template-columns: 1fr; gap: 33px; }
  .about-aside { padding-left: 22px; }
  .research-item { grid-template-columns: 36px 1fr; gap: 10px; }
  .research-body { grid-column: 2; }
  .cv-columns { grid-template-columns: 1fr; gap: 38px; }
  .contact-grid { grid-template-columns: 1fr; gap: 31px; }
  .contact-copy { margin-left: 55px; }
  .pub-item, .presentation-item, .news-item { grid-template-columns: 55px minmax(0, 1fr); gap: 12px; }
  .pub-links, .entry-links { grid-column: 2; }
  .footer-inner { min-height: 72px; }
}

@media (max-width: 480px) {
  .masthead h1 { font-size: clamp(2.15rem, 9vw, 2.9rem); }
  .masthead-grid { grid-template-columns: minmax(0, 1fr) 88px; gap: 13px; }
  .masthead-tagline { font-size: 1.02rem; }
  .masthead-role { font-size: .7rem; }
  .profile-links { gap: 7px 16px; }
  .portrait-wrap { flex-basis: 84px; }
  .section-heading { display: block; }
  .section-number { display: none; }
  .about-aside { margin-left: 0; }
  .research-item { display: block; }
  .research-no { display: none; }
  .research-body { margin-top: 16px; }
  .timeline-item { grid-template-columns: 1fr; gap: 5px; }
  .pub-item, .presentation-item, .news-item { grid-template-columns: 1fr; gap: 5px; }
  .pub-links, .entry-links { grid-column: 1; margin-top: 7px; }
  .filter-row { flex-direction: column; align-items: flex-start; gap: 9px; }
  .contact-copy { margin-left: 0; }
  .footer-inner { align-items: flex-start; flex-direction: column; justify-content: center; gap: 1px; padding-block: 12px; }
  .footer-note { text-align: left; }
  .back-to-top { right: 13px; bottom: 13px; width: 39px; height: 39px; }
}

@media (prefers-reduced-motion: reduce) {
  .view, .back-to-top, .nav-links a, .nav-links a::after { transition: none !important; }
}