:root {
  --ink: #172126;
  --muted: #5d6a70;
  --line: #d9e0dd;
  --paper: #f8faf8;
  --soft: #edf3f1;
  --teal: #246b6a;
  --teal-dark: #143f46;
  --amber: #c97843;
  --plum: #6f4c5b;
  --white: #ffffff;
  --shadow: 0 18px 42px rgba(23, 33, 38, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

section[id] {
  scroll-margin-top: 88px;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans CJK SC", Arial, sans-serif;
  line-height: 1.7;
  letter-spacing: 0;
}

body.is-modal-open {
  overflow: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(248, 250, 248, 0.92);
  border-bottom: 1px solid rgba(217, 224, 221, 0.8);
  backdrop-filter: blur(18px);
}

.header-inner {
  width: min(1220px, calc(100% - 36px));
  min-height: 72px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 260px;
}

.brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  color: var(--white);
  background: linear-gradient(135deg, var(--teal-dark), var(--teal));
  border-radius: 8px;
  font-size: 22px;
  font-weight: 700;
}

.brand strong {
  display: block;
  font-size: 17px;
  line-height: 1.2;
}

.brand small {
  display: block;
  margin-top: 2px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.35;
}

.header-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  min-width: 0;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 6px;
}

.site-nav a {
  position: relative;
  padding: 10px 12px;
  color: #314047;
  border-radius: 6px;
  font-size: 14px;
  white-space: nowrap;
  transition: color 180ms ease, background 180ms ease;
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--teal-dark);
  background: rgba(36, 107, 106, 0.08);
}

.language-switch {
  min-width: 84px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  gap: 2px;
  padding: 3px;
  color: var(--muted);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 8px 18px rgba(23, 33, 38, 0.06);
}

.language-switch button {
  min-width: 32px;
  height: 30px;
  padding: 0 7px;
  color: #405057;
  background: transparent;
  border: 0;
  border-radius: 6px;
  font: inherit;
  font-size: 13px;
  font-weight: 800;
  line-height: 1;
  cursor: pointer;
  transition: color 180ms ease, background 180ms ease;
}

.language-switch button:hover,
.language-switch button.is-active {
  color: var(--white);
  background: var(--teal-dark);
}

.language-switch button:focus-visible {
  outline: 3px solid rgba(36, 107, 106, 0.24);
  outline-offset: 2px;
}

.language-switch span {
  color: rgba(93, 106, 112, 0.55);
  font-size: 12px;
  font-weight: 800;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: var(--ink);
  transition: transform 180ms ease, opacity 180ms ease;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.section-navigator {
  position: fixed;
  left: 12px;
  top: 50%;
  z-index: 30;
  transform: translateY(-50%);
}

.section-nav-rail {
  width: 44px;
  display: grid;
  justify-items: center;
  overflow: hidden;
  color: var(--white);
  background: rgba(20, 63, 70, 0.94);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  box-shadow: 0 14px 34px rgba(23, 33, 38, 0.2);
  backdrop-filter: blur(14px);
}

.section-nav-toggle {
  width: 44px;
  height: 44px;
  padding: 0;
  border: 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
  background: transparent;
  cursor: pointer;
}

.section-nav-toggle span {
  display: block;
  width: 17px;
  height: 2px;
  margin: 4px auto;
  background: var(--white);
  transition: transform 180ms ease, opacity 180ms ease;
}

.section-navigator.is-open .section-nav-toggle span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.section-navigator.is-open .section-nav-toggle span:nth-child(2) {
  opacity: 0;
}

.section-navigator.is-open .section-nav-toggle span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.section-current {
  min-height: 92px;
  display: grid;
  place-items: center;
  padding: 10px 0;
  writing-mode: vertical-rl;
  color: rgba(255, 255, 255, 0.92);
  font-size: 13px;
  font-weight: 700;
  line-height: 1;
}

.section-nav-panel {
  position: absolute;
  left: 54px;
  top: 50%;
  width: 224px;
  padding: 10px;
  opacity: 0;
  pointer-events: none;
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 22px 54px rgba(23, 33, 38, 0.2);
  backdrop-filter: blur(18px);
  transform: translate(-12px, -50%);
  transition: opacity 180ms ease, transform 180ms ease;
}

.section-navigator.is-open .section-nav-panel {
  opacity: 1;
  pointer-events: auto;
  transform: translate(0, -50%);
}

.section-nav-title {
  padding: 8px 10px 10px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.section-nav-panel a {
  min-height: 44px;
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  color: #3f4d53;
  border-radius: 6px;
  transition: color 180ms ease, background 180ms ease;
}

.section-nav-panel a span {
  color: #829096;
  font-size: 11px;
  font-weight: 800;
}

.section-nav-panel a strong {
  font-size: 14px;
  font-weight: 700;
}

.section-nav-panel a:hover,
.section-nav-panel a.active {
  color: var(--teal-dark);
  background: rgba(36, 107, 106, 0.09);
}

.section-nav-panel a.active span {
  color: var(--amber);
}

.section-nav-toggle:focus-visible,
.section-nav-panel a:focus-visible {
  outline: 3px solid rgba(201, 120, 67, 0.46);
  outline-offset: 2px;
}

.hero {
  position: relative;
  min-height: 620px;
  display: flex;
  align-items: center;
  overflow: hidden;
  color: var(--white);
}

.hero-slider,
.hero-overlay {
  position: absolute;
  inset: 0;
}

.hero-slider {
  background: #102026;
}

.hero-slide {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  filter: brightness(0.62) saturate(0.58) contrast(0.96);
  transform: scale(1.035);
  transition: opacity 900ms ease, transform 3600ms ease;
}

.hero-slide.is-active {
  opacity: 1;
  transform: scale(1);
}

.hero-overlay {
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(9, 20, 25, 0.9), rgba(15, 35, 42, 0.7) 42%, rgba(14, 31, 37, 0.28) 72%, rgba(14, 31, 37, 0.48)),
    linear-gradient(180deg, rgba(14, 31, 37, 0.2), rgba(14, 31, 37, 0.62)),
    rgba(28, 63, 66, 0.16);
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
  padding: 88px 0 72px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--amber);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: #f0bd83;
}

.hero h1 {
  max-width: 720px;
  margin: 0;
  font-size: 56px;
  line-height: 1.12;
  font-weight: 800;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 760px;
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.94);
  font-size: 21px;
  font-weight: 500;
  line-height: 1.75;
  text-shadow: 0 2px 18px rgba(0, 0, 0, 0.42);
}

.hero-tags {
  max-width: 760px;
  margin-top: 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hero-tags button {
  padding: 7px 12px;
  color: rgba(255, 255, 255, 0.92);
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 6px;
  font: inherit;
  font-size: 14px;
  line-height: 1.7;
  cursor: pointer;
  backdrop-filter: blur(10px);
  transition: color 180ms ease, border-color 180ms ease, background 180ms ease, transform 180ms ease;
}

.hero-tags button:hover,
.hero-tags button:focus-visible {
  color: var(--white);
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.46);
}

.hero-tags button:focus-visible {
  outline: 3px solid rgba(255, 255, 255, 0.24);
  outline-offset: 2px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.hero-controls {
  position: absolute;
  right: max(24px, calc((100vw - 1160px) / 2));
  bottom: 30px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px;
  background: rgba(8, 20, 24, 0.42);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  backdrop-filter: blur(12px);
}

.hero-arrow,
.hero-dots button {
  border: 0;
  cursor: pointer;
}

.hero-arrow {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  color: var(--white);
  background: rgba(255, 255, 255, 0.12);
  border-radius: 6px;
  font-size: 24px;
  line-height: 1;
  transition: background 180ms ease;
}

.hero-arrow:hover {
  background: rgba(255, 255, 255, 0.24);
}

.hero-dots {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.hero-dots button {
  width: 8px;
  height: 8px;
  padding: 0;
  background: rgba(255, 255, 255, 0.44);
  border-radius: 50%;
  transition: width 180ms ease, background 180ms ease;
}

.hero-dots button.is-active {
  width: 24px;
  background: var(--white);
  border-radius: 999px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 20px;
  border-radius: 6px;
  font-weight: 700;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button.primary {
  color: var(--white);
  background: var(--teal);
  box-shadow: 0 14px 32px rgba(36, 107, 106, 0.3);
}

.button.secondary {
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.46);
  background: rgba(255, 255, 255, 0.08);
}

.section,
.section-band {
  position: relative;
}

.section {
  padding: 88px 0;
}

.section-band {
  background: var(--soft);
}

.quick-stats {
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.stat-grid div {
  min-height: 94px;
  display: grid;
  align-content: center;
  padding: 18px 20px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.stat-grid strong {
  color: var(--teal-dark);
  font-size: 30px;
  line-height: 1.1;
}

.stat-grid span {
  color: var(--muted);
  font-size: 14px;
}

.section-heading {
  max-width: 800px;
  margin-bottom: 34px;
}

.section-heading h2 {
  margin: 0;
  font-size: 34px;
  line-height: 1.22;
  letter-spacing: 0;
}

.section-heading p:last-child {
  margin: 14px 0 0;
  color: var(--muted);
}

.profile-layout {
  display: grid;
  grid-template-columns: 330px minmax(0, 1fr);
  gap: 42px;
  align-items: start;
}

.profile-photo {
  margin: 0;
}

.profile-photo img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.profile-photo figcaption {
  margin-top: 12px;
  color: var(--muted);
  font-size: 14px;
}

.profile-copy {
  padding-top: 2px;
}

.profile-copy p {
  margin: 0 0 16px;
  color: #334249;
  font-size: 16px;
}

.info-list {
  display: grid;
  gap: 14px;
  margin: 26px 0 0;
}

.info-list div {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 16px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
}

.info-list dt {
  color: var(--teal-dark);
  font-weight: 700;
}

.info-list dd {
  margin: 0;
  color: var(--muted);
}

.info-list a,
.text-link {
  color: var(--teal);
  font-weight: 700;
}

.timeline {
  margin-top: 44px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.timeline article {
  padding: 18px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.timeline span {
  display: block;
  color: var(--amber);
  font-size: 13px;
  font-weight: 700;
}

.timeline strong {
  display: block;
  margin-top: 8px;
  font-size: 15px;
  line-height: 1.55;
}

.credential-grid {
  margin-top: 22px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.credential-card {
  padding: 24px;
  background: linear-gradient(180deg, #ffffff, #f7faf8);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.credential-card h3 {
  margin: 0 0 16px;
  color: var(--teal-dark);
  font-size: 20px;
  line-height: 1.35;
}

.credential-list {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: credential;
}

.credential-list li {
  position: relative;
  counter-increment: credential;
  padding: 0 0 12px 34px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.65;
}

.credential-list li:not(:last-child) {
  border-bottom: 1px solid rgba(217, 224, 221, 0.72);
  margin-bottom: 12px;
}

.credential-list li::before {
  content: counter(credential);
  position: absolute;
  left: 0;
  top: 2px;
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  color: var(--white);
  background: var(--teal);
  border-radius: 6px;
  font-size: 12px;
  font-weight: 800;
}

.research-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.research-card {
  display: grid;
  grid-template-columns: 190px minmax(0, 1fr);
  gap: 22px;
  min-height: 248px;
  padding: 18px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.research-card:hover {
  transform: translateY(-4px);
  border-color: rgba(36, 107, 106, 0.36);
  box-shadow: var(--shadow);
}

.research-card img {
  width: 100%;
  height: 100%;
  min-height: 210px;
  object-fit: cover;
  border-radius: 6px;
}

.research-card span {
  color: var(--plum);
  font-size: 13px;
  font-weight: 800;
}

.research-card h3,
.publication-column h3,
.project-column h3,
.news-list h3 {
  margin: 6px 0 10px;
  font-size: 20px;
  line-height: 1.35;
}

.research-card p,
.news-list p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}

.team-panels {
  height: 620px;
  display: flex;
  gap: 16px;
}

.team-panel {
  min-width: 0;
  flex: 0.64;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  transition: flex 320ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.team-panel.is-active {
  flex: 1.55;
  border-color: rgba(36, 107, 106, 0.42);
  box-shadow: var(--shadow);
}

.team-panel-header {
  width: 100%;
  min-height: 78px;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  color: var(--ink);
  text-align: left;
  background: #f8faf8;
  border: 0;
  border-bottom: 1px solid var(--line);
  cursor: pointer;
}

.team-panel.is-active .team-panel-header {
  background: rgba(36, 107, 106, 0.07);
}

.team-panel-header > span:last-child {
  min-width: 0;
  display: grid;
}

.team-panel-header strong {
  font-size: 20px;
  line-height: 1.25;
}

.team-panel-header small {
  margin-top: 4px;
  color: var(--muted);
  font-size: 13px;
}

.team-status {
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  color: var(--white);
  background: #2b8a62;
  border-radius: 50%;
  font-size: 16px;
  font-weight: 900;
}

.team-status-current {
  width: 14px;
  height: 14px;
  margin: 6px;
}

.team-panel-body {
  min-height: 0;
  position: relative;
  padding: 16px;
}

.member-roster {
  height: 100%;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-content: start;
  gap: 10px;
  overflow-y: auto;
  padding-right: 8px;
  scrollbar-color: rgba(36, 107, 106, 0.42) rgba(36, 107, 106, 0.08);
  scrollbar-width: thin;
}

.member-roster.is-degree-columns {
  grid-template-columns: 1fr;
  align-content: start;
  gap: 14px;
  overflow-y: auto;
  padding-right: 8px;
}

.degree-column {
  min-width: 0;
  display: block;
  background: #f8faf8;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.degree-column-heading {
  min-height: 54px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  background: rgba(36, 107, 106, 0.07);
  border-bottom: 1px solid var(--line);
}

.degree-column-heading h3 {
  margin: 0;
  font-size: 16px;
  line-height: 1.35;
}

.degree-column-heading span {
  flex: 0 0 auto;
  color: var(--teal-dark);
  font-size: 12px;
  font-weight: 800;
}

.degree-member-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-content: start;
  gap: 10px;
  padding: 10px;
}

.team-panel:not(.is-active) .member-roster {
  grid-template-columns: 1fr;
}

.member-roster::-webkit-scrollbar {
  width: 7px;
}

.member-roster::-webkit-scrollbar-track {
  background: rgba(36, 107, 106, 0.08);
  border-radius: 999px;
}

.member-roster::-webkit-scrollbar-thumb {
  background: rgba(36, 107, 106, 0.42);
  border-radius: 999px;
}

.member-card {
  position: relative;
  width: 100%;
  min-height: 92px;
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  align-items: center;
  gap: 12px;
  padding: 12px 34px 12px 12px;
  color: var(--ink);
  text-align: left;
  background: #fbfcfb;
  border: 1px solid var(--line);
  border-radius: 8px;
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.member-card-expand {
  position: absolute;
  top: 10px;
  right: 11px;
  color: rgba(36, 107, 106, 0.62);
  font-size: 15px;
  font-weight: 800;
  line-height: 1;
  transition: color 180ms ease, transform 180ms ease;
}

.member-card:hover .member-card-expand {
  color: var(--teal-dark);
  transform: translate(2px, -2px);
}

.member-card:hover {
  transform: translateY(-2px);
  border-color: rgba(36, 107, 106, 0.42);
  background: var(--white);
}

.member-card:focus-visible,
.team-panel-header:focus-visible,
.member-back:focus-visible {
  outline: 3px solid rgba(36, 107, 106, 0.25);
  outline-offset: 2px;
}

.member-avatar {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  color: var(--white);
  background: var(--teal-dark);
  border-radius: 50%;
  font-size: 18px;
  font-weight: 800;
}

.member-avatar-photo {
  object-fit: cover;
  border: 2px solid rgba(36, 107, 106, 0.14);
  background: var(--soft);
}

.member-avatar.tone-1 {
  background: var(--plum);
}

.member-avatar.tone-2 {
  background: #667f66;
}

.member-avatar.tone-3 {
  background: #a45f3f;
}

.member-avatar.tone-4 {
  background: #546f7e;
}

.member-avatar.tone-5 {
  background: #796b49;
}

.member-card-copy {
  min-width: 0;
}

.member-card-copy strong,
.member-card-copy span {
  display: block;
}

.member-card-copy strong {
  font-size: 16px;
  line-height: 1.3;
}

.member-card-copy span {
  margin-top: 5px;
  overflow: hidden;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.4;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.team-panel:not(.is-active) .member-card-copy span {
  display: none;
}

.member-roster[hidden],
.member-detail[hidden] {
  display: none !important;
}

.member-detail {
  height: 100%;
  overflow-y: auto;
  padding: 14px 18px 18px;
  background: var(--white);
  border: 1px solid rgba(36, 107, 106, 0.28);
  border-radius: 8px;
  box-shadow: 0 16px 38px rgba(26, 48, 53, 0.1);
}

.member-detail:not([hidden]) {
  animation: member-detail-enter 220ms ease both;
}

@keyframes member-detail-enter {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.member-back {
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0 12px;
  color: var(--teal-dark);
  background: rgba(36, 107, 106, 0.08);
  border: 0;
  border-radius: 6px;
  font-weight: 700;
  cursor: pointer;
}

.member-detail-hero {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  align-items: center;
  gap: 20px;
  padding: 26px 0 22px;
  border-bottom: 1px solid var(--line);
}

.member-detail-hero .member-avatar {
  width: 88px;
  height: 88px;
  font-size: 27px;
}

.member-detail-hero h3 {
  margin: 0;
  font-size: 28px;
  line-height: 1.25;
}

.member-detail-hero p {
  margin: 7px 0 0;
  color: var(--muted);
}

.member-detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  padding-top: 18px;
}

.member-detail-item {
  min-height: 100px;
  padding: 16px;
  background: #f7faf8;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.member-detail-item dt {
  color: var(--teal-dark);
  font-size: 13px;
  font-weight: 800;
}

.member-detail-item dd {
  margin: 7px 0 0;
  color: #405057;
  line-height: 1.65;
  overflow-wrap: anywhere;
}

.member-detail-item a {
  color: var(--teal);
  font-weight: 700;
}

.publications-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(320px, 0.75fr);
  gap: 34px;
  align-items: start;
}

.publications-layout .section-heading {
  grid-column: 1 / -1;
  margin-bottom: 0;
}

.publication-column,
.project-column {
  padding: 26px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.publication-header h3 {
  margin-top: 0;
  margin-bottom: 18px;
}

.paper-list {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: paper;
}

.project-list {
  margin: 0;
  padding-left: 22px;
}

.paper-scroll,
.project-scroll {
  max-height: 620px;
  overflow-y: auto;
  padding-right: 12px;
  scrollbar-color: rgba(36, 107, 106, 0.46) rgba(36, 107, 106, 0.08);
  scrollbar-width: thin;
}

.paper-scroll::-webkit-scrollbar,
.project-scroll::-webkit-scrollbar {
  width: 8px;
}

.paper-scroll::-webkit-scrollbar-track,
.project-scroll::-webkit-scrollbar-track {
  background: rgba(36, 107, 106, 0.08);
  border-radius: 999px;
}

.paper-scroll::-webkit-scrollbar-thumb,
.project-scroll::-webkit-scrollbar-thumb {
  background: rgba(36, 107, 106, 0.42);
  border-radius: 999px;
}

.paper-list li {
  position: relative;
  counter-increment: paper;
  margin: 0 0 12px;
  padding: 18px 18px 18px 58px;
  color: var(--muted);
  background: #fbfcfb;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.paper-list li::before {
  content: counter(paper);
  position: absolute;
  left: 18px;
  top: 19px;
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  color: var(--white);
  background: var(--teal-dark);
  border-radius: 6px;
  font-size: 13px;
  font-weight: 800;
}

.project-list li {
  margin: 0 0 16px;
  color: var(--muted);
}

.paper-list strong {
  display: block;
  max-width: calc(100% - 72px);
  color: var(--ink);
  font-weight: 700;
  line-height: 1.45;
}

.paper-list em {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-style: normal;
  line-height: 1.55;
}

.paper-list span:not(.paper-year) {
  display: block;
  margin-top: 6px;
  color: #415057;
  font-size: 14px;
}

.paper-year {
  position: absolute;
  top: 18px;
  right: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 54px;
  min-height: 26px;
  padding: 0 8px;
  color: var(--plum);
  background: rgba(111, 76, 91, 0.1);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
}

.text-link {
  display: inline-block;
  margin-top: 8px;
}

.news-layout {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: 42px;
}

.news-list {
  display: grid;
  gap: 16px;
}

.news-list article {
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr);
  gap: 18px;
  padding: 22px 0;
  border-top: 1px solid var(--line);
}

.news-list time {
  color: var(--amber);
  font-weight: 800;
}

.news-list h3 {
  margin-top: 0;
}

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

.news-copy p {
  max-width: 680px;
}

.news-card-button {
  width: 100%;
  display: block;
  padding: 0;
  color: inherit;
  text-align: left;
  background: transparent;
  border: 0;
  cursor: pointer;
}

.news-card-button strong,
.news-card-button small {
  display: block;
}

.news-card-button strong {
  color: var(--ink);
  font-size: 20px;
  font-weight: 800;
  line-height: 1.35;
  transition: color 180ms ease;
}

.news-card-button small {
  margin-top: 8px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.6;
}

.news-card-button:hover strong,
.news-card-button:focus-visible strong {
  color: var(--teal-dark);
}

.news-card-button:focus-visible {
  outline: 3px solid rgba(36, 107, 106, 0.24);
  outline-offset: 4px;
  border-radius: 6px;
}

.news-modal[hidden] {
  display: none !important;
}

.news-modal {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: grid;
  place-items: center;
  padding: 28px;
}

.news-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(9, 20, 25, 0.62);
  backdrop-filter: blur(8px);
}

.news-modal-panel {
  position: relative;
  width: min(960px, 100%);
  max-height: min(86vh, 900px);
  overflow-y: auto;
  background: var(--white);
  border-radius: 8px;
  box-shadow: 0 28px 80px rgba(9, 20, 25, 0.34);
}

.news-modal-close {
  position: sticky;
  top: 16px;
  left: calc(100% - 54px);
  z-index: 2;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  margin: 16px 16px -54px auto;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 10px 24px rgba(23, 33, 38, 0.12);
  font-size: 26px;
  line-height: 1;
  cursor: pointer;
}

.news-modal-close:focus-visible {
  outline: 3px solid rgba(36, 107, 106, 0.24);
  outline-offset: 2px;
}

.news-modal-header {
  padding: 34px 38px 24px;
  border-bottom: 1px solid var(--line);
}

.news-modal-header time {
  color: var(--amber);
  font-size: 13px;
  font-weight: 800;
}

.news-modal-header h3 {
  margin: 10px 0 12px;
  color: var(--ink);
  font-size: 28px;
  line-height: 1.28;
}

.news-modal-header p {
  margin: 0;
  color: #405057;
  font-size: 17px;
  line-height: 1.75;
}

.graduation-gallery {
  display: grid;
  gap: 14px;
  padding: 18px;
  background: #f7faf8;
}

.graduation-gallery img {
  width: 100%;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--soft);
}

.easter-egg-modal[hidden] {
  display: none !important;
}

.easter-egg-modal {
  position: fixed;
  inset: 0;
  z-index: 90;
  display: grid;
  place-items: center;
  padding: 24px;
}

.easter-egg-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(4, 9, 12, 0.76);
  backdrop-filter: blur(12px);
}

.easter-egg-panel {
  position: relative;
  width: min(920px, 100%);
  background: #05090c;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.46);
}

.easter-egg-close {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 2;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  color: var(--white);
  background: rgba(0, 0, 0, 0.48);
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 8px;
  font-size: 26px;
  line-height: 1;
  cursor: pointer;
}

.easter-egg-close:focus-visible {
  outline: 3px solid rgba(255, 255, 255, 0.3);
  outline-offset: 2px;
}

.easter-egg-video {
  width: 100%;
  max-height: min(78vh, 720px);
  display: block;
  border-radius: 8px;
  background: #000;
}

.guestbook-section {
  background: #eef3f0;
  border-top: 1px solid var(--line);
}

.guestbook-layout {
  display: grid;
  grid-template-columns: minmax(240px, 0.7fr) minmax(0, 1.3fr);
  gap: 56px;
  align-items: start;
}

.guestbook-form {
  padding: 28px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 18px 42px rgba(23, 33, 38, 0.08);
}

.form-honeypot {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

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

.form-field {
  display: grid;
  gap: 8px;
  margin-bottom: 18px;
  color: var(--ink);
  font-size: 14px;
  font-weight: 700;
}

.form-field small {
  color: var(--muted);
  font-size: 12px;
  font-weight: 400;
}

.form-field input,
.form-field textarea {
  width: 100%;
  color: var(--ink);
  background: #fbfcfb;
  border: 1px solid #cbd6d2;
  border-radius: 6px;
  font: inherit;
  font-weight: 400;
  outline: none;
  transition: border-color 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.form-field input {
  min-height: 46px;
  padding: 0 13px;
}

.form-field textarea {
  min-height: 150px;
  padding: 12px 13px;
  resize: vertical;
  line-height: 1.65;
}

.form-field input:focus,
.form-field textarea:focus {
  background: var(--white);
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(36, 107, 106, 0.13);
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: #899591;
}

.form-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.form-actions p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.guestbook-form.is-success .form-status {
  color: #237453;
  font-weight: 700;
}

.guestbook-form.is-error .form-status {
  color: #a34c35;
  font-weight: 700;
}

.guestbook-submit {
  flex: 0 0 auto;
  color: var(--white);
  background: var(--teal);
  border: 0;
  cursor: pointer;
  box-shadow: 0 12px 28px rgba(36, 107, 106, 0.22);
}

.guestbook-submit:disabled {
  cursor: default;
  opacity: 0.72;
  transform: none;
}

.guestbook-submit:hover {
  background: var(--teal-dark);
}

.message-success-page {
  min-height: 100vh;
  background: #eef3f0;
}

.message-success-main {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.message-success-panel {
  width: min(520px, 100%);
  padding: 52px 40px;
  text-align: center;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.success-mark {
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  margin: 0 auto 22px;
  color: var(--white);
  background: #2b8a62;
  border-radius: 50%;
  font-size: 28px;
  font-weight: 900;
}

.message-success-panel h1 {
  margin: 4px 0 12px;
  font-size: 34px;
  line-height: 1.25;
}

.message-success-panel > p:not(.eyebrow) {
  margin: 0 0 28px;
  color: var(--muted);
}

.site-footer {
  padding: 26px 0;
  color: rgba(255, 255, 255, 0.78);
  background: #172126;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.footer-inner p {
  margin: 0;
  font-size: 14px;
}

.footer-inner div {
  display: flex;
  gap: 18px;
  font-size: 14px;
}

.footer-inner a:hover {
  color: var(--white);
}

.image-credits {
  width: min(1160px, calc(100% - 40px));
  margin: 14px auto 0;
  color: rgba(255, 255, 255, 0.52);
  font-size: 12px;
  line-height: 1.65;
}

.image-credits a {
  color: rgba(255, 255, 255, 0.72);
}

.image-credits a:hover {
  color: var(--white);
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 520ms ease, transform 520ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1040px) {
  .header-inner {
    min-height: 68px;
  }

  .nav-toggle {
    display: none;
  }

  .site-nav {
    display: none;
  }

  .hero {
    min-height: 560px;
  }

  .hero h1 {
    font-size: 46px;
  }

  .profile-layout,
  .publications-layout,
  .news-layout,
  .guestbook-layout {
    grid-template-columns: 1fr;
  }

  .profile-photo {
    max-width: 380px;
  }

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

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

@media (max-width: 720px) {
  .container,
  .hero-content {
    width: min(100% - 28px, 1160px);
  }

  .section-navigator {
    left: 8px;
    top: auto;
    bottom: 16px;
    transform: none;
  }

  .section-current {
    min-height: 74px;
  }

  .section-nav-panel {
    top: auto;
    bottom: 0;
    width: min(224px, calc(100vw - 72px));
    transform: translateX(-12px);
  }

  .section-navigator.is-open .section-nav-panel {
    transform: translateX(0);
  }

  .brand {
    min-width: 0;
  }

  .brand small {
    display: none;
  }

  .language-switch {
    min-width: 82px;
    height: 36px;
  }

  .language-switch button {
    min-width: 31px;
    height: 28px;
    font-size: 12px;
  }

  .hero {
    min-height: 520px;
  }

  .hero-overlay {
    background:
      linear-gradient(180deg, rgba(9, 20, 25, 0.88), rgba(14, 31, 37, 0.72)),
      rgba(28, 63, 66, 0.16);
  }

  .hero h1 {
    font-size: 36px;
  }

  .hero-copy {
    font-size: 17px;
  }

  .hero-controls {
    right: auto;
    left: 14px;
    bottom: 18px;
  }

  .section {
    padding: 64px 0;
  }

  .section-heading h2 {
    font-size: 28px;
  }

  .stat-grid,
  .timeline,
  .credential-grid {
    grid-template-columns: 1fr;
  }

  .team-panels {
    height: auto;
    display: grid;
  }

  .team-panel {
    max-height: 78px;
    transition: max-height 320ms ease, border-color 220ms ease, box-shadow 220ms ease;
  }

  .team-panel.is-active {
    max-height: none;
  }

  .team-panel:not(.is-active) .team-panel-body {
    visibility: hidden;
    opacity: 0;
  }

  .team-panel-body {
    height: auto;
    transition: opacity 180ms ease;
  }

  .member-roster,
  .team-panel:not(.is-active) .member-roster {
    grid-template-columns: 1fr;
  }

  .member-roster,
  .member-roster.is-degree-columns,
  .member-detail {
    height: auto !important;
    max-height: none !important;
    overflow-x: visible !important;
    overflow-y: visible !important;
    padding-right: 0;
  }

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

  .member-detail-grid {
    grid-template-columns: 1fr;
  }

  .member-detail-hero {
    grid-template-columns: 72px minmax(0, 1fr);
    gap: 14px;
  }

  .member-detail-hero .member-avatar {
    width: 72px;
    height: 72px;
    font-size: 23px;
  }

  .member-detail-hero h3 {
    font-size: 24px;
  }

  .research-card {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .research-card img {
    height: 220px;
    min-height: 0;
  }

  .news-list article {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .news-modal {
    padding: 14px;
  }

  .news-modal-panel {
    max-height: 88vh;
  }

  .news-modal-header {
    padding: 28px 22px 20px;
  }

  .news-modal-header h3 {
    font-size: 23px;
  }

  .graduation-gallery {
    padding: 12px;
  }

  .guestbook-form {
    padding: 22px 18px;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .form-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .guestbook-submit {
    width: 100%;
  }

  .message-success-panel {
    padding: 40px 24px;
  }

  .paper-scroll,
  .project-scroll {
    max-height: none !important;
    overflow-x: visible !important;
    overflow-y: visible !important;
    padding-right: 0;
  }

  .publication-column.reveal,
  .project-column.reveal {
    opacity: 1;
    transform: none;
  }

  .paper-list li {
    padding-right: 16px;
  }

  .paper-list strong {
    max-width: none;
    padding-right: 64px;
  }

  .info-list div {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .footer-inner {
    display: grid;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 1ms !important;
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
  }
}