:root {
  color-scheme: light;
  --bg: #f7f8f5;
  --surface: #ffffff;
  --surface-subtle: #eef4f1;
  --surface-warm: #fff8ef;
  --text: #18212b;
  --muted: #586474;
  --muted-2: #7e8993;
  --line: #d9e1dc;
  --line-strong: #bfccc6;
  --accent: #176f66;
  --accent-dark: #0f5c59;
  --accent-blue: #275f88;
  --accent-warm: #9a5a2a;
  --shadow: 0 14px 32px rgba(24, 33, 43, 0.1);
  --max-width: 1000px;
}

[data-theme="dark"] {
  color-scheme: dark;
  --bg: #111516;
  --surface: #171c1f;
  --surface-subtle: #1d2929;
  --surface-warm: #2a231c;
  --text: #f1f4f3;
  --muted: #b5bec6;
  --muted-2: #89959d;
  --line: #2e3a3d;
  --line-strong: #455357;
  --accent: #7cc9c4;
  --accent-dark: #9bded9;
  --accent-blue: #9ec7eb;
  --accent-warm: #dda26f;
  --shadow: 0 18px 38px rgba(0, 0, 0, 0.32);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    linear-gradient(180deg, var(--surface) 0, var(--surface) 220px, var(--bg) 520px),
    var(--bg);
  color: var(--text);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 15px;
  line-height: 1.58;
  letter-spacing: 0;
}

a {
  color: var(--accent-blue);
  text-decoration: none;
}

a:hover {
  color: var(--accent-dark);
  text-decoration: underline;
  text-underline-offset: 3px;
}

img {
  display: block;
  max-width: 100%;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface) 94%, transparent);
  backdrop-filter: blur(16px);
}

.nav-shell {
  width: min(var(--max-width), calc(100% - 32px));
  min-height: 52px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 760;
  white-space: nowrap;
}

.brand:hover {
  color: var(--accent-dark);
  text-decoration: none;
}

.nav-links {
  display: flex;
  justify-content: flex-end;
  gap: 17px;
  font-size: 0.88rem;
}

.nav-links a {
  color: var(--muted);
  white-space: nowrap;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--accent-dark);
  text-decoration: none;
}

.nav-links a.active {
  font-weight: 760;
}

.theme-toggle {
  width: 30px;
  height: 30px;
  flex: 0 0 30px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--surface);
  cursor: pointer;
  position: relative;
}

.theme-toggle span {
  position: absolute;
  inset: 7px;
  border-radius: 50%;
  background: var(--accent-warm);
  box-shadow: inset -5px -3px 0 color-mix(in srgb, var(--surface) 82%, transparent);
}

[data-theme="dark"] .theme-toggle span {
  background: var(--accent);
  box-shadow: inset 5px -2px 0 var(--surface);
}

.scroll-progress {
  height: 2px;
}

.scroll-progress span {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent-warm));
}

.section-pad {
  width: min(var(--max-width), calc(100% - 32px));
  margin: 0 auto;
  padding: 38px 0;
}

.label {
  margin: 0 0 7px;
  color: var(--accent-warm);
  font-size: 0.72rem;
  font-weight: 780;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero {
  min-height: 400px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 238px;
  gap: 52px;
  align-items: center;
  padding-top: 52px;
  padding-bottom: 44px;
  border-bottom: 1px solid var(--line);
}

.hero-copy {
  min-width: 0;
}

.hero h1,
.lab-hero h1,
.section-head h2,
.join-band h2,
.lab-preview h2,
.lab-opportunities h2 {
  margin: 0;
  color: var(--text);
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 500;
  letter-spacing: 0;
}

.hero h1 {
  max-width: 760px;
  font-size: 4.6rem;
  line-height: 0.96;
}

.hero h1 span {
  color: var(--accent-dark);
  font-weight: 700;
}

.hero-lead {
  max-width: 670px;
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.62;
}

.hero-affil {
  display: grid;
  gap: 6px;
  max-width: 700px;
  margin: 18px 0 0;
  padding: 0;
  color: var(--muted);
  list-style: none;
}

.hero-affil li {
  position: relative;
  padding-left: 18px;
}

.hero-affil li::before {
  content: "";
  position: absolute;
  top: 0.78em;
  left: 0;
  width: 8px;
  border-top: 2px solid var(--accent);
}

.hero-flag {
  max-width: 640px;
  margin: 14px 0 0;
  padding: 7px 0 7px 13px;
  border-left: 3px solid var(--accent-warm);
  color: var(--text);
  font-size: 0.92rem;
}

.contact-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 15px;
  margin-top: 15px;
  font-size: 0.88rem;
}

.contact-row a,
.cta-link,
.text-link {
  display: inline-flex;
  min-height: 28px;
  align-items: center;
  border-bottom: 1px solid color-mix(in srgb, var(--accent-blue) 42%, transparent);
  color: var(--accent-blue);
  font-weight: 720;
}

.contact-row a {
  min-height: auto;
}

.portrait {
  margin: 0;
  justify-self: end;
}

.portrait img {
  width: 238px;
  aspect-ratio: 1 / 1.14;
  object-fit: cover;
  object-position: center top;
  border-radius: 6px;
  box-shadow: var(--shadow);
}

.portrait figcaption {
  margin-top: 10px;
  color: var(--muted-2);
  font-size: 0.78rem;
  line-height: 1.45;
  text-align: right;
}

.section-head {
  margin-bottom: 18px;
}

.section-head.split {
  display: grid;
  grid-template-columns: minmax(210px, 0.66fr) minmax(0, 1fr);
  gap: 28px;
  align-items: end;
}

.section-head h2,
.join-band h2,
.lab-preview h2,
.lab-opportunities h2 {
  font-size: 2rem;
  line-height: 1.12;
}

.section-head p:last-child,
.join-body p,
.join-list,
.lab-preview p,
.service-list {
  margin: 0;
  color: var(--muted);
}

.about-body {
  max-width: 780px;
  display: grid;
  gap: 11px;
  color: var(--text);
  font-size: 1rem;
}

.about-body p {
  margin: 0;
}

.about,
.research,
.join-band,
.lab-preview,
.news,
.publications,
.experience,
.lab-focus-section,
.members-section,
.lab-opportunities {
  border-top: 1px solid var(--line);
}

.research-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 34px;
  border-top: 1px solid var(--line);
}

.research-item {
  min-width: 0;
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 13px;
  padding: 17px 0;
  border-bottom: 1px solid var(--line);
}

.research-num {
  color: var(--accent-warm);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.22rem;
  font-weight: 700;
  line-height: 1.1;
}

.research-title,
.publication h3,
.appointment h3,
.member-group-head h3,
.member-card h4 {
  margin: 0;
  color: var(--text);
  line-height: 1.32;
}

.research-title {
  font-size: 1.02rem;
}

.research-text,
.publication p,
.appointment p,
.member-card p {
  margin: 6px 0 0;
  color: var(--muted);
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 7px 10px;
  margin-top: 10px;
}

.tag-list a,
.pub-links a,
.pub-links strong {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  padding: 1px 6px;
  border: 1px solid color-mix(in srgb, var(--accent-blue) 28%, var(--line));
  border-radius: 4px;
  background: var(--surface);
  color: var(--accent-blue);
  font-size: 0.74rem;
  font-weight: 720;
  line-height: 1.25;
}

.tag-list a:hover,
.pub-links a:hover {
  border-color: var(--accent-blue);
  text-decoration: none;
}

.join-band,
.lab-preview,
.lab-opportunities {
  display: grid;
  grid-template-columns: minmax(220px, 0.66fr) minmax(0, 1fr) auto;
  gap: 26px;
  align-items: start;
}

.join-body {
  display: grid;
  gap: 10px;
}

.join-list {
  padding-left: 18px;
}

.join-list li + li {
  margin-top: 4px;
}

.lab-preview {
  position: relative;
}

.anchor-alias {
  position: absolute;
  top: 0;
  left: 0;
  width: 1px;
  height: 1px;
  pointer-events: none;
}

.cta-link {
  justify-self: end;
  white-space: nowrap;
}

.timeline {
  border-top: 1px solid var(--line);
}

.tl-row {
  display: grid;
  grid-template-columns: 108px minmax(0, 1fr);
  gap: 18px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
}

.tl-date {
  color: var(--accent-warm);
  font-size: 0.8rem;
  font-weight: 760;
}

.tl-content {
  display: grid;
  grid-template-columns: 86px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
}

.tl-content p {
  margin: 0;
  color: var(--muted);
}

.badge-flag {
  display: inline-flex;
  width: max-content;
  min-height: 22px;
  align-items: center;
  padding: 2px 7px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--surface-subtle);
  color: var(--accent-dark);
  font-size: 0.7rem;
  font-weight: 780;
}

.badge-flag[data-kind="grants"] {
  background: var(--surface-warm);
  color: var(--accent-warm);
}

.badge-flag[data-kind="grant"],
.badge-flag[data-kind="award"] {
  background: var(--surface-warm);
  color: var(--accent-warm);
}

.badge-flag[data-kind="activities"],
.badge-flag[data-kind="service"],
.badge-flag[data-kind="member"],
.badge-flag[data-kind="talk"] {
  background: color-mix(in srgb, var(--accent-blue) 9%, var(--surface));
  color: var(--accent-blue);
}

.badge-flag[data-kind="workshop"],
.badge-flag[data-kind="competition"],
.badge-flag[data-kind="release"] {
  background: color-mix(in srgb, var(--accent) 10%, var(--surface));
  color: var(--accent-dark);
}

.news-actions {
  margin-top: 14px;
}

.news-toggle {
  min-height: 30px;
  padding: 3px 10px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--surface);
  color: var(--accent-blue);
  cursor: pointer;
  font: inherit;
  font-size: 0.82rem;
  font-weight: 740;
}

.news-toggle:hover {
  border-color: color-mix(in srgb, var(--accent-blue) 42%, var(--line));
  background: color-mix(in srgb, var(--accent-blue) 5%, var(--surface));
}

.pub-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.publication {
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr);
  gap: 18px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
}

.pub-venue {
  color: var(--accent-dark);
  font-size: 0.76rem;
  font-weight: 780;
  line-height: 1.35;
}

.publication h3 {
  font-size: 0.98rem;
}

.pub-legend {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.35;
}

.pub-legend sup,
.author-symbol {
  color: var(--accent-warm);
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 700;
}

.pub-authors strong {
  color: var(--text);
  font-weight: 780;
}

.author-symbol {
  margin-left: 1px;
  font-size: 0.78em;
  line-height: 0;
  vertical-align: super;
}

.pub-links {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 9px;
  align-items: center;
}

.pub-links strong {
  border-color: color-mix(in srgb, var(--accent-warm) 36%, var(--line));
  background: var(--surface-warm);
  color: var(--accent-warm);
}

.experience-grid {
  display: grid;
  border-top: 1px solid var(--line);
}

.appointment {
  min-height: 88px;
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 15px;
  align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.appointment img {
  width: 54px;
  height: 54px;
  object-fit: contain;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
  padding: 5px;
}

.appointment h3 {
  font-size: 0.98rem;
}

.service-list {
  margin-top: 16px;
  padding-left: 14px;
  border-left: 3px solid var(--accent);
}

.service-list p {
  margin: 0 0 7px;
}

.service-list p:last-child {
  margin-bottom: 0;
}

.lab-page .site-header {
  background: color-mix(in srgb, var(--surface) 95%, transparent);
}

.lab-hero {
  min-height: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 42px;
  align-items: center;
  padding-top: 46px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--line);
}

.lab-hero h1 {
  max-width: 560px;
  font-size: 4.3rem;
  line-height: 0.96;
}

.lab-subtitle {
  margin: 4px 0 0;
  color: var(--accent-dark);
  font-size: 1.12rem;
  font-weight: 750;
}

.lab-overview-panel {
  padding: 4px 0 0 18px;
  border-left: 3px solid var(--accent);
}

.lab-stat-grid {
  display: grid;
  gap: 0;
}

.lab-stat {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  padding: 9px 0;
  border-bottom: 1px solid var(--line);
}

.lab-stat:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.lab-stat strong {
  color: var(--accent-dark);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.92rem;
  line-height: 1;
}

.lab-stat span {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 740;
}

.focus-list {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.focus-list span {
  padding: 4px 8px;
  border: 1px solid color-mix(in srgb, var(--accent) 24%, var(--line));
  border-radius: 4px;
  background: var(--surface-subtle);
  color: var(--accent-dark);
  font-size: 0.82rem;
  font-weight: 700;
}

.member-controls {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 6px;
}

.member-controls button {
  min-height: 28px;
  padding: 3px 9px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--surface);
  color: var(--muted);
  cursor: pointer;
  font: inherit;
  font-size: 0.78rem;
  font-weight: 720;
}

.member-controls button:hover,
.member-controls button.active {
  border-color: color-mix(in srgb, var(--accent) 52%, var(--line));
  background: var(--surface-subtle);
  color: var(--accent-dark);
}

.member-directory {
  display: grid;
  gap: 25px;
}

.member-group-block {
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  gap: 18px;
  padding-top: 17px;
  border-top: 1px solid var(--line);
}

.member-group-block:first-child {
  padding-top: 0;
  border-top: 0;
}

.member-group-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.member-group-head h3 {
  font-size: 0.98rem;
}

.member-group-head span {
  color: var(--accent-warm);
  font-size: 0.86rem;
  font-weight: 780;
}

.member-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.member-card {
  min-height: 66px;
  padding: 9px;
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
  transition:
    border-color 180ms ease,
    box-shadow 180ms ease;
}

.member-card:hover {
  border-color: color-mix(in srgb, var(--accent) 42%, var(--line));
  box-shadow: 0 10px 22px rgba(24, 33, 43, 0.07);
}

.member-avatar {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--surface-subtle);
  color: var(--accent-dark);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 0.8rem;
  font-weight: 760;
}

.member-card h4 {
  font-size: 0.92rem;
}

.member-card p {
  font-size: 0.8rem;
  line-height: 1.25;
}

.member-card span {
  max-width: 140px;
  padding: 2px 6px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--surface-subtle);
  color: var(--accent-dark);
  font-size: 0.68rem;
  font-weight: 700;
  white-space: nowrap;
}

.opportunity-list {
  display: grid;
  gap: 7px;
}

.opportunity-list p {
  margin: 0;
  padding: 7px 0 7px 12px;
  border-left: 3px solid var(--accent);
  color: var(--muted);
}

.site-footer {
  width: min(var(--max-width), calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 32px;
  color: var(--muted-2);
  font-size: 0.82rem;
  border-top: 1px solid var(--line);
}

@media (max-width: 900px) {
  .nav-shell {
    min-height: auto;
    padding: 10px 0;
    align-items: flex-start;
  }

  .nav-links {
    order: 3;
    width: 100%;
    justify-content: flex-start;
    overflow-x: auto;
    padding: 5px 0 2px;
  }

  .hero,
  .lab-hero,
  .section-head.split,
  .join-band,
  .lab-preview,
  .lab-opportunities {
    grid-template-columns: 1fr;
  }

  .hero,
  .lab-hero {
    min-height: 0;
    gap: 24px;
  }

  .hero h1,
  .lab-hero h1 {
    font-size: 3.45rem;
  }

  .portrait {
    justify-self: start;
  }

  .portrait figcaption {
    text-align: left;
  }

  .cta-link {
    justify-self: start;
  }

  .lab-overview-panel {
    padding: 0;
    border-left: 0;
  }

  .lab-stat-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
  }

  .lab-stat {
    display: block;
    min-height: 74px;
    padding: 10px;
    border: 1px solid var(--line);
    border-radius: 6px;
    background: var(--surface);
  }

  .lab-stat strong {
    display: block;
    font-size: 1.58rem;
  }

  .lab-stat span {
    display: block;
    margin-top: 4px;
  }

  .member-controls {
    justify-content: flex-start;
  }

  .member-group-block {
    grid-template-columns: 1fr;
    gap: 10px;
  }
}

@media (max-width: 720px) {
  .section-pad {
    width: min(100% - 24px, var(--max-width));
    padding: 32px 0;
  }

  .nav-shell {
    width: min(100% - 24px, var(--max-width));
  }

  .hero {
    padding-top: 34px;
  }

  .hero h1,
  .lab-hero h1 {
    font-size: 2.8rem;
  }

  .hero-lead {
    font-size: 0.98rem;
  }

  .section-head h2,
  .join-band h2,
  .lab-preview h2,
  .lab-opportunities h2 {
    font-size: 1.62rem;
  }

  .research-list,
  .member-list {
    grid-template-columns: 1fr;
  }

  .tl-row,
  .tl-content,
  .publication {
    grid-template-columns: 1fr;
    gap: 5px;
  }

  .badge-flag {
    margin-bottom: 2px;
  }

  .appointment {
    grid-template-columns: 48px minmax(0, 1fr);
  }

  .appointment img {
    width: 48px;
    height: 48px;
  }
}

@media (max-width: 430px) {
  .nav-links {
    gap: 14px;
  }

  .hero h1,
  .lab-hero h1 {
    font-size: 2.45rem;
  }

  .lab-stat-grid {
    grid-template-columns: 1fr;
  }
}

@supports not (background: color-mix(in srgb, white, black)) {
  .site-header {
    background: var(--surface);
  }

  .tag-list a,
  .pub-links a,
  .pub-links strong,
  .focus-list span,
  .member-controls button,
  .member-card:hover {
    border-color: var(--line);
  }
}