/*
 * Research dossier design
 * Loaded after style.css so the original design remains easy to restore.
 */

:root {
  --bg: #f4f6f7;
  --paper: #ffffff;
  --ink: #17212b;
  --ink-soft: #34414a;
  --ink-muted: #34414a;
  --accent: #861f41;
  --accent-dark: #65142f;
  --accent-soft: #f6eef1;
  --link: #1c5d78;
  --blue-soft: #edf4f6;
  --border: #cfd6da;
  --border-soft: #e5e9eb;
  --shadow-soft: 0 6px 20px rgba(23, 33, 43, 0.045);
  --nav-bg: rgba(255, 255, 255, 0.97);
  --ff-serif: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --ff-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --radius-sm: 3px;
  --radius: 6px;
}

body {
  background: var(--paper);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.66;
}

.container {
  width: min(1120px, calc(100% - 56px));
}

h1,
h2 {
  font-family: var(--ff-serif);
  font-weight: 600;
}

h1 {
  font-size: 3rem;
  line-height: 1.08;
}

h2 {
  font-size: 1.9rem;
  line-height: 1.22;
}

h3 {
  font-size: 1.05rem;
  font-weight: 680;
  line-height: 1.36;
}

.eyebrow {
  color: var(--accent);
  font-size: 0.72rem;
  letter-spacing: 0.09em;
  margin-bottom: 12px;
}

.lead {
  color: var(--ink-soft);
  font-size: 1.04rem;
  line-height: 1.76;
  max-width: 70ch;
}

.site-header {
  box-shadow: 0 1px 0 rgba(23, 33, 43, 0.03);
}

.nav-wrap {
  min-height: 70px;
}

.logo {
  font-size: 1.28rem;
  position: relative;
}

.logo::after {
  background: var(--accent);
  bottom: -7px;
  content: "";
  height: 2px;
  left: 0;
  position: absolute;
  width: 32px;
}

.nav {
  gap: 24px;
}

.nav a {
  font-size: 0.84rem;
  font-weight: 600;
  padding-block: 23px 21px;
  position: relative;
}

.nav a[aria-current="page"]::after {
  background: var(--accent);
  bottom: 0;
  content: "";
  height: 2px;
  left: 0;
  position: absolute;
  right: 0;
}

.cover-strip {
  border: 0;
  border-bottom: 1px solid var(--border-soft);
  border-radius: 0;
  box-shadow: none;
  margin: 0;
  max-width: none;
  width: 100%;
}

.cover-strip img {
  height: 132px;
  object-position: 52% 51%;
}

.cover-strip-top {
  margin: 0;
}

.cover-strip-top + .hero {
  padding-top: 48px;
}

.hero {
  align-items: start;
  display: grid;
  gap: 52px;
  grid-template-areas: "profile main";
  grid-template-columns: 280px minmax(0, 1fr);
  padding-block: 48px 56px;
}

.hero-copy {
  grid-area: main;
  max-width: 760px;
  padding-top: 4px;
}

.hero-copy h1 {
  font-size: 3.35rem;
  margin-bottom: 13px;
}

.hero-role {
  color: var(--ink-soft);
  font-size: 1rem;
  line-height: 1.58;
  margin-bottom: 20px;
  max-width: 68ch;
}

.hero-copy .lead {
  border-top: 1px solid var(--border-soft);
  font-size: 1.08rem;
  margin-bottom: 24px;
  padding-top: 22px;
}

.social-links {
  border: 0;
  gap: 8px 18px;
  margin-bottom: 20px;
  padding: 0;
}

.social-links a {
  color: var(--link);
  font-size: 0.86rem;
  font-weight: 650;
  gap: 6px;
}

.profile-aside {
  background: transparent;
  border: 0;
  border-radius: 0;
  border-right: 1px solid var(--border);
  box-shadow: none;
  grid-area: profile;
  padding: 0 30px 0 0;
}

.profile-photo {
  border: 0;
  border-radius: var(--radius);
  margin-bottom: 24px;
}

.profile-photo img {
  aspect-ratio: 4 / 4.65;
  object-position: 50% 27%;
}

.profile-aside h2 {
  font-family: var(--ff-sans);
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  margin-bottom: 14px;
  text-transform: uppercase;
}

.profile-aside dl {
  gap: 0;
}

.profile-aside dl > div {
  border-top: 1px solid var(--border-soft);
  padding-block: 11px 12px;
}

.profile-aside dt {
  color: var(--accent);
  font-size: 0.68rem;
  letter-spacing: 0.07em;
}

.profile-aside dd {
  color: var(--ink-soft);
  font-size: 0.86rem;
  line-height: 1.48;
}

.button {
  border-radius: var(--radius-sm);
  font-size: 0.84rem;
  font-weight: 680;
  min-height: 40px;
  padding: 8px 14px;
}

.button-primary {
  background: var(--accent);
  border-color: var(--accent);
}

.button-primary:hover {
  background: var(--accent-dark);
}

.current-focus-home {
  background: #f3f6f7;
  border-block: 1px solid var(--border-soft);
  padding-block: 42px;
}

.current-focus-inner {
  display: grid;
  gap: 64px;
  grid-template-columns: minmax(260px, 0.85fr) minmax(0, 1.15fr);
}

.current-focus-inner h2 {
  font-size: 1.72rem;
  max-width: 19ch;
}

.current-focus-inner p {
  color: var(--ink-soft);
  max-width: 70ch;
}

.text-link {
  align-items: center;
  color: var(--link);
  display: inline-flex;
  font-size: 0.86rem;
  font-weight: 700;
  gap: 7px;
  margin-top: 16px;
}

.text-link span {
  transition: transform var(--transition);
}

.text-link:hover {
  text-decoration: none;
}

.text-link:hover span {
  transform: translateX(3px);
}

.section,
.section-muted {
  padding-block: 58px;
}

.section {
  border-top-color: var(--border-soft);
}

.section-muted {
  background: #f5f7f8;
}

.section-head {
  margin-bottom: 30px;
}

.split-head,
.two-col,
.timeline-section {
  gap: 64px;
  grid-template-columns: minmax(220px, 0.7fr) minmax(0, 1.3fr);
}

.cards-grid {
  gap: 0;
  grid-template-columns: repeat(3, 1fr);
}

.cards-grid .project-card {
  border: 0;
  border-left: 1px solid var(--border);
  border-radius: 0;
  box-shadow: none;
  min-height: 100%;
}

.cards-grid .project-card:first-child {
  border-left: 3px solid var(--accent);
}

.cards-grid .card-body {
  padding: 8px 28px 10px;
}

.cards-grid .project-card:hover {
  background: #fafbfb;
  border-color: var(--accent);
  box-shadow: none;
  transform: none;
}

.cards-grid .card-body h3 {
  font-family: var(--ff-serif);
  font-size: 1.24rem;
  margin-bottom: 10px;
}

.featured-work-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.selected-work-head {
  display: block;
  max-width: 760px;
}

.selected-work-head .lead {
  margin-top: 12px;
}

.featured-work-card {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.featured-work-figure {
  aspect-ratio: 16 / 9;
  background: #ffffff;
  border-bottom: 1px solid var(--border-soft);
  display: block;
  overflow: hidden;
}

.featured-work-figure img {
  display: block;
  height: 100%;
  object-fit: contain;
  padding: 12px;
  transition: transform 0.25s ease;
  width: 100%;
}

.featured-work-figure:hover img {
  transform: scale(1.015);
}

.featured-work-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 20px;
}

.featured-work-body h3 {
  font-family: var(--ff-serif);
  font-size: 1.22rem;
  margin-bottom: 9px;
}

.featured-work-body > p:not(.paper-card-index) {
  color: var(--ink-muted);
  font-size: 0.92rem;
}

.featured-work-body .text-link {
  margin-top: auto;
  padding-top: 16px;
}

.section-end-link {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: flex-end;
  margin-top: 24px;
}

.news-grid {
  border-top: 1px solid var(--border);
  gap: 0;
  grid-template-columns: 1fr;
}

.news-item {
  align-items: start;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--border-soft);
  border-radius: 0;
  box-shadow: none;
  display: grid;
  gap: 22px;
  grid-template-columns: 100px minmax(200px, 0.75fr) minmax(0, 1.25fr);
  padding: 18px 0;
}

.news-item > span {
  margin: 2px 0 0;
}

.news-item h3 {
  margin: 0;
}

.news-item p {
  font-size: 0.92rem;
  margin: 0;
}

.news-item .news-link {
  grid-column: 3;
  margin-top: -12px;
}

.page-main {
  padding-block: 58px 76px;
}

.page-intro {
  border-bottom: 0;
  border-left: 3px solid var(--accent);
  margin-bottom: 46px;
  max-width: 900px;
  padding: 5px 0 8px 28px;
}

.page-intro h1 {
  font-size: 2.75rem;
  margin-bottom: 18px;
  max-width: 22ch;
}

.project-page-intro h1 {
  max-width: none;
}

.research-focus {
  border-block: 1px solid var(--border);
  gap: 58px;
  padding-block: 48px;
}

.research-focus-copy h2 {
  color: var(--ink);
  font-family: var(--ff-serif);
  font-size: 2rem;
}

.research-focus-panel {
  background: #f4f7f8;
  border: 0;
  border-left: 3px solid var(--link);
  border-radius: 0;
  box-shadow: none;
  padding: 24px 26px;
}

.research-pillar-grid {
  gap: 16px;
}

.research-pillar {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  border-top: 3px solid var(--accent);
  box-shadow: none;
  padding: 25px;
}

.research-pillar h3 {
  color: var(--ink);
  font-family: var(--ff-serif);
  font-size: 1.22rem;
}

.research-approach {
  gap: 64px;
}

.approach-grid article {
  padding-bottom: 20px;
}

.skills-grid {
  gap: 7px;
}

.skill-tag,
.mini-tags span {
  background: #f4f6f7;
  border-color: var(--border-soft);
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  padding: 5px 9px;
}

.software-summary-section {
  padding-bottom: 56px;
}

.software-section {
  padding-block: 56px;
}

.software-summary-grid {
  gap: 16px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.software-summary-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  border-top: 3px solid var(--accent);
  box-shadow: none;
  padding: 22px;
}

.paper-project-grid {
  gap: 20px;
}

.paper-project-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  border-top: 3px solid var(--accent);
  box-shadow: none;
}

.paper-card-figure {
  background: #ffffff;
}

.paper-card-figure img {
  object-fit: contain;
  padding: 10px;
}

.paper-card-body {
  padding: 22px 24px 24px;
}

.paper-card-body h3 {
  font-family: var(--ff-serif);
  font-size: 1.24rem;
}

.software-tags {
  border-top: 1px solid var(--border-soft);
  gap: 6px 14px;
  margin: 18px 0 0;
  padding-top: 12px;
}

.software-tags span {
  color: var(--ink-muted);
  font-size: 0.76rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.profile-links a,
.project-links a,
.publication-actions a,
.research-actions a {
  border-color: var(--border);
  border-radius: var(--radius-sm);
  color: var(--link);
  font-size: 0.78rem;
  padding: 7px 10px;
}

.project-links a:hover,
.publication-actions a:hover,
.research-actions a:hover,
.profile-links a:hover {
  background: var(--blue-soft);
  border-color: #aac1cb;
}

.publication-list {
  gap: 10px;
}

.publication-item {
  border: 1px solid var(--border-soft);
  border-left: 3px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: none;
  gap: 26px;
  grid-template-columns: 72px 1fr;
  padding: 22px 24px;
}

.publication-item:hover {
  border-left-color: var(--accent);
}

.publication-item h2,
.publication-item h3 {
  color: var(--ink);
  font-family: var(--ff-serif);
  font-size: 1.08rem;
}

.publication-authors {
  font-size: 0.9rem;
  line-height: 1.58;
}

.timeline {
  border-left-color: var(--border);
}

.tl-item::before {
  box-shadow: 0 0 0 2px var(--paper);
}

.service-list article,
.education-list article {
  border: 1px solid var(--border-soft);
  border-left: 3px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: none;
}

.contact-wrap {
  gap: 80px;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  padding-block: 70px 88px;
}

.contact-wrap h1 {
  font-size: 2.75rem;
  max-width: 17ch;
}

.contact-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: none;
}

.contact-item {
  padding: 16px 20px;
}

.site-footer {
  background: #17212b;
  border-top: 0;
  color: #dce2e5;
  padding-block: 34px;
}

.footer-logo {
  color: #ffffff;
}

.footer-nav a {
  color: #dce2e5;
}

.footer-nav a:hover {
  color: #ffffff;
}

.footer-copy {
  color: #c5ced3;
}

@media (max-width: 900px) {
  .hero {
    gap: 36px;
    grid-template-columns: 235px minmax(0, 1fr);
  }

  .hero-copy h1 {
    font-size: 2.75rem;
  }

  .current-focus-inner,
  .split-head,
  .research-focus,
  .research-approach,
  .two-col,
  .timeline-section,
  .contact-wrap {
    gap: 32px;
    grid-template-columns: 1fr;
  }

  .current-focus-inner h2 {
    max-width: 28ch;
  }

  .featured-work-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .featured-work-card:last-child {
    grid-column: 1 / -1;
    max-width: calc(50% - 9px);
  }
}

@media (max-width: 760px) {
  .container {
    width: min(100% - 32px, 1120px);
  }

  h1 {
    font-size: 2.25rem;
  }

  h2 {
    font-size: 1.55rem;
  }

  .nav-wrap {
    min-height: 62px;
  }

  .nav {
    border-radius: var(--radius);
    box-shadow: 0 14px 32px rgba(23, 33, 43, 0.12);
    top: 56px;
  }

  .nav a {
    padding: 10px;
  }

  .nav a[aria-current="page"]::after {
    bottom: 4px;
    left: 10px;
    right: auto;
    width: 22px;
  }

  .cover-strip img {
    height: 92px;
  }

  .cover-strip-top + .hero {
    padding-top: 30px;
  }

  .hero {
    gap: 30px;
    grid-template-areas:
      "profile"
      "main";
    grid-template-columns: 1fr;
    padding-bottom: 38px;
  }

  .hero-copy h1 {
    font-size: 2.65rem;
  }

  .hero-copy .lead {
    font-size: 1rem;
  }

  .profile-aside {
    border-bottom: 1px solid var(--border);
    border-right: 0;
    display: grid;
    gap: 0 20px;
    grid-template-columns: 112px 1fr;
    padding: 0 0 24px;
  }

  .profile-photo {
    grid-row: 1 / 3;
    margin: 0;
  }

  .profile-photo img {
    aspect-ratio: 4 / 5;
  }

  .profile-aside h2 {
    align-self: end;
    margin-bottom: 7px;
  }

  .profile-aside dl > div {
    display: none;
  }

  .profile-aside dl > div:first-child {
    display: block;
    padding: 8px 0 0;
  }

  .current-focus-home,
  .section,
  .section-muted {
    padding-block: 42px;
  }

  .cards-grid,
  .featured-work-grid,
  .software-summary-grid,
  .research-pillar-grid {
    grid-template-columns: 1fr;
  }

  .cards-grid {
    gap: 0;
  }

  .cards-grid .project-card,
  .cards-grid .project-card:first-child {
    border: 0;
    border-top: 1px solid var(--border);
  }

  .cards-grid .project-card:first-child {
    border-top: 3px solid var(--accent);
  }

  .cards-grid .card-body {
    padding: 20px 4px 22px;
  }

  .featured-work-card:last-child {
    grid-column: auto;
    max-width: none;
  }

  .news-item {
    gap: 5px;
    grid-template-columns: 1fr;
    padding-block: 20px;
  }

  .news-item .news-link {
    grid-column: 1;
    margin-top: 6px;
  }

  .page-main {
    padding-block: 42px 60px;
  }

  .page-intro {
    margin-bottom: 38px;
    padding-left: 20px;
  }

  .page-intro h1,
  .contact-wrap h1 {
    font-size: 1.95rem;
    line-height: 1.15;
  }

  .paper-project-grid {
    gap: 18px;
  }

  .publication-item {
    gap: 8px;
    grid-template-columns: 1fr;
    padding: 19px;
  }

  .publication-item .pub-year {
    margin-bottom: 0;
  }

  .section-end-link {
    justify-content: flex-start;
  }

  .footer-inner {
    gap: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .featured-work-figure img,
  .text-link span {
    transition: none;
  }
}