:root {
  --ink: #eef2f3;
  --ink-secondary: #b4c1c8;
  --ink-tertiary: #a4b5bd;
  --line: #344851;
  --line-soft: #283941;
  --surface: #18242c;
  --surface-muted: #0f171d;
  --surface-raised: #22323b;
  --hero-start: #121d23;
  --hero-end: #1b2c33;
  --panel-status: #19272e;
  --panel-blue: #1b3039;
  --panel-work: #223a44;
  --panel-soft: #202f36;
  --panel-warm: #2b302f;
  --blue: #78c5e5;
  --blue-hover: #a8ddf2;
  --brand-red: #d8787f;
  --on-accent: #0f171d;
  --item-hover: #294650;
  --header-bg: rgba(15, 23, 29, 0.92);
  --shadow: rgba(3, 8, 11, 0.48);
  --container: 1040px;
  --reading: 740px;
  --header-height: 54px;
  --font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Hiragino Sans GB", "Segoe UI", "Microsoft YaHei UI", "Microsoft YaHei", "Noto Sans CJK SC", "Noto Sans SC", Arial, sans-serif;
  --font-display: ui-rounded, "SF Pro Rounded", "SF Pro Display", "SF Pro SC", "PingFang SC", -apple-system, BlinkMacSystemFont, "Hiragino Sans GB", "Microsoft YaHei UI", sans-serif;
  --font-zh: "SF Pro SC", "PingFang SC", -apple-system, BlinkMacSystemFont, "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  color-scheme: dark;
  scroll-behavior: smooth;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--surface-muted);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  font-synthesis: none;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

body.menu-open {
  overflow: hidden;
}

html[lang="zh-CN"] body {
  font-family: var(--font-zh);
}

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

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

button,
input,
textarea {
  font: inherit;
}

button {
  color: inherit;
}

h1,
h2,
h3,
p,
figure,
dl,
dd,
ol,
ul {
  margin: 0;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  padding: 0;
  border: 0;
  margin: -1px;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

ol,
ul {
  padding: 0;
  list-style: none;
}

.container {
  width: min(calc(100% - 48px), var(--container));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  z-index: 200;
  top: 10px;
  left: 12px;
  padding: 9px 14px;
  border-radius: 8px;
  background: var(--blue);
  color: var(--on-accent);
  font-size: 13px;
  font-weight: 600;
  transform: translateY(-150%);
  transition: transform 160ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

:focus-visible {
  border-radius: 4px;
  outline: 3px solid rgba(120, 197, 229, 0.68);
  outline-offset: 3px;
}

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  height: var(--header-height);
  border-bottom: 1px solid rgba(255, 255, 255, 0.09);
  background: var(--header-bg);
  -webkit-backdrop-filter: saturate(180%) blur(18px);
  backdrop-filter: saturate(180%) blur(18px);
}

.site-nav {
  display: flex;
  height: 100%;
  align-items: center;
  justify-content: space-between;
}

.wordmark {
  color: var(--ink);
  font-size: 19px;
  font-weight: 650;
  letter-spacing: -0.04em;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 31px;
}

.nav-link,
.language-link {
  position: relative;
  color: var(--ink-secondary);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: -0.01em;
  transition: color 160ms ease;
}

.nav-link:hover,
.language-link:hover,
.nav-link[aria-current="page"] {
  color: var(--ink);
}

.nav-link[aria-current="page"]::after {
  position: absolute;
  right: 0;
  bottom: -19px;
  left: 0;
  height: 2px;
  background: var(--ink);
  content: "";
}

.language-link {
  padding-left: 1px;
  color: var(--blue);
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: 9px;
  padding: 8px 0;
  border: 0;
  background: transparent;
  cursor: pointer;
  font-size: 12px;
}

.nav-toggle__icon {
  position: relative;
  display: block;
  width: 17px;
  height: 12px;
}

.nav-toggle__icon i {
  position: absolute;
  right: 0;
  width: 17px;
  height: 1px;
  background: currentColor;
  transition: transform 180ms ease, top 180ms ease;
}

.nav-toggle__icon i:first-child {
  top: 3px;
}

.nav-toggle__icon i:last-child {
  top: 9px;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__icon i:first-child {
  top: 6px;
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__icon i:last-child {
  top: 6px;
  transform: rotate(-45deg);
}

.eyebrow {
  color: var(--ink-secondary);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.home-headline,
.about-hero h1,
.bio-section__meta h2,
.page-heading h1,
.section-body > h3,
.publication-group > h3,
.featured-award h3 {
  text-wrap: balance;
}

.wordmark,
.home-copy h1,
.home-headline,
.home-status-main strong,
.home-feature-copy h2,
.about-hero h1,
.bio-section__meta h2,
.bio-paragraph h3,
.page-heading h1,
.section-body > h3,
.publication-group > h3,
.featured-award h3 {
  font-family: var(--font-display);
}

html[lang="zh-CN"] .home-copy h1,
html[lang="zh-CN"] .home-headline,
html[lang="zh-CN"] .about-hero h1,
html[lang="zh-CN"] .bio-section__meta h2,
html[lang="zh-CN"] .bio-paragraph h3,
html[lang="zh-CN"] .page-heading h1,
html[lang="zh-CN"] .section-body > h3,
html[lang="zh-CN"] .research-row__content h3,
html[lang="zh-CN"] .timeline-row h3,
html[lang="zh-CN"] .program-row h3,
html[lang="zh-CN"] .award-row h3,
html[lang="zh-CN"] .featured-award h3,
html[lang="zh-CN"] .patent-row h3 {
  letter-spacing: -0.01em;
}

.home-copy {
  max-width: 760px;
  animation: fade-up 620ms both cubic-bezier(0.22, 1, 0.36, 1);
}

.home-copy h1 {
  margin-top: 13px;
  font-size: clamp(58px, 7.2vw, 78px);
  font-weight: 650;
  letter-spacing: -0.075em;
  line-height: 0.95;
}

.home-copy h1 span {
  color: var(--brand-red);
}

.home-headline {
  max-width: 620px;
  margin-top: 20px;
  font-size: clamp(25px, 3vw, 36px);
  font-weight: 560;
  letter-spacing: -0.045em;
  line-height: 1.16;
}

.home-actions,
.section-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 25px;
  margin-top: 21px;
}

.primary-link,
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--blue);
  font-size: 14px;
  font-weight: 520;
  transition: color 160ms ease;
}

.primary-link {
  padding: 9px 17px;
  border-radius: 999px;
  background: var(--blue);
  color: var(--on-accent);
}

.primary-link:hover {
  background: var(--blue-hover);
}

.text-link:hover {
  color: var(--blue-hover);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.primary-link span,
.text-link span:last-child {
  transition: transform 160ms ease;
}

.primary-link:hover span,
.text-link:hover span:last-child {
  transform: translate(2px, -2px);
}

.home-portrait {
  position: absolute;
  z-index: 0;
  inset: 0;
  overflow: hidden;
  width: 100%;
  border: 0;
  border-radius: 0;
  background: #0f171d;
  box-shadow: none;
  animation: fade-up 620ms 90ms both cubic-bezier(0.22, 1, 0.36, 1);
}

.home-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 27%;
  filter: none;
}

.home-status-item {
  display: flex;
  min-height: 178px;
  flex-direction: column;
  padding: 24px 26px;
  border-radius: 22px;
  transition: background-color 180ms ease;
}

.home-status-item:hover {
  background: var(--surface-muted);
}

.home-status-main {
  margin-top: 17px;
}

.home-status-main strong {
  display: block;
  font-size: clamp(23px, 3vw, 31px);
  font-weight: 620;
  letter-spacing: -0.045em;
  line-height: 1.12;
}

html[lang="zh-CN"] .home-status-main strong {
  letter-spacing: -0.015em;
}

.home-status-main p {
  margin-top: 6px;
  color: var(--ink-secondary);
  font-size: 14px;
  line-height: 1.5;
}

.home-status-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: auto;
  padding-top: 20px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 560;
}

.home-status-link span {
  font-size: 16px;
  transition: transform 180ms ease;
}

.home-status-item:hover .home-status-link span {
  transform: translateX(4px);
}

.home-card-label {
  color: var(--ink-secondary);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Homepage: full-width editorial sections, following Apple's homepage rhythm. */
.home-main {
  display: grid;
  gap: 12px;
  background: var(--surface-muted);
}

.home-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  min-height: clamp(500px, 50vw, 620px);
  padding: 0;
  border-radius: 0;
  background: #0f171d;
}

.home-hero::after {
  position: absolute;
  z-index: 1;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(15, 23, 29, 0.97) 0%, rgba(15, 23, 29, 0.91) 30%, rgba(15, 23, 29, 0.74) 51%, rgba(15, 23, 29, 0.24) 74%, rgba(15, 23, 29, 0.09) 100%),
    linear-gradient(0deg, rgba(15, 23, 29, 0.32), transparent 44%);
  content: "";
  pointer-events: none;
}

.home-hero__inner {
  position: relative;
  z-index: 2;
  display: flex;
  min-height: inherit;
  align-items: center;
  padding-block: clamp(56px, 7vw, 78px);
}

.home-hero .home-copy {
  width: min(52%, 560px);
}

.home-status-section {
  background: var(--panel-status);
}

.home-status-row {
  display: grid;
  gap: clamp(48px, 9vw, 110px);
  grid-template-columns: repeat(2, minmax(0, 1fr));
  padding-block: 34px;
}

.home-status-item {
  min-height: 142px;
  padding: 0;
  border-radius: 0;
}

.home-status-item:hover {
  background: transparent;
}

.home-status-main {
  margin-top: 14px;
}

.home-status-main strong {
  font-weight: 620;
}

.home-status-link {
  justify-content: flex-start;
  width: fit-content;
  gap: 9px;
  padding-top: 17px;
}

.home-feature-section {
  background: var(--surface);
}

.home-feature-section--research {
  background: var(--panel-blue);
}

.home-feature-section--work {
  background: var(--panel-work);
}

.home-feature-section--recognition {
  background: var(--panel-warm);
}

.home-feature-inner {
  display: grid;
  min-height: 310px;
  align-items: center;
  gap: clamp(54px, 8vw, 100px);
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  padding-block: clamp(42px, 5.2vw, 58px);
}

.home-feature-copy h2 {
  max-width: 480px;
  margin-top: 15px;
  font-size: clamp(34px, 4.5vw, 48px);
  font-weight: 620;
  letter-spacing: -0.052em;
  line-height: 1.06;
  text-wrap: balance;
}

html[lang="zh-CN"] .home-feature-copy h2 {
  letter-spacing: -0.015em;
}

.home-feature-copy > p {
  max-width: 500px;
  margin-top: 15px;
  color: var(--ink-secondary);
  font-size: 14px;
  line-height: 1.68;
}

.home-feature-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 560;
}

.home-feature-link span {
  font-size: 17px;
  transition: transform 180ms ease;
}

.home-feature-inner:hover .home-feature-link span {
  transform: translateX(4px);
}

.home-feature-details {
  display: grid;
  gap: clamp(24px, 4vw, 52px);
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.home-feature-stats dt {
  color: var(--blue);
  font-family: var(--font-display);
  font-size: clamp(42px, 6vw, 60px);
  font-weight: 650;
  letter-spacing: -0.06em;
  line-height: 0.95;
}

.home-feature-stats dd {
  margin-top: 10px;
  color: var(--ink-secondary);
  font-size: 12px;
  line-height: 1.45;
}

.home-feature-list li {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 11px;
}

.home-feature-list span {
  order: -1;
  color: var(--ink-tertiary);
  font-family: var(--font-mono);
  font-size: 10px;
}

.home-feature-list strong {
  font-size: clamp(16px, 2vw, 20px);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.38;
}

html[lang="zh-CN"] .home-feature-list strong {
  letter-spacing: -0.01em;
}

.about-main {
  display: grid;
  gap: 12px;
  background: var(--surface-muted);
}

.about-hero {
  background: linear-gradient(135deg, var(--hero-start), var(--hero-end));
}

.about-hero__inner {
  padding-block: clamp(54px, 7vw, 78px);
}

.about-hero h1 {
  max-width: 760px;
  margin-top: 15px;
  font-size: clamp(43px, 6vw, 64px);
  font-weight: 620;
  letter-spacing: -0.06em;
  line-height: 1.02;
}

.about-hero__role {
  margin-top: 13px;
  color: var(--blue);
  font-size: 14px;
  font-weight: 560;
  letter-spacing: 0.01em;
}

.about-hero__bio {
  max-width: 800px;
  margin-top: 26px;
}

.about-hero__bio p {
  color: var(--ink-secondary);
  font-size: clamp(17px, 2vw, 20px);
  letter-spacing: -0.012em;
  line-height: 1.78;
}

html[lang="zh-CN"] .about-hero__bio p {
  letter-spacing: 0;
}

.about-metrics-section {
  background: var(--panel-status);
}

.about-metrics {
  display: grid;
  gap: clamp(28px, 5vw, 64px);
  grid-template-columns: repeat(4, minmax(0, 1fr));
  padding-block: 31px;
}

.about-metric dt {
  color: var(--blue);
  font-family: var(--font-display);
  font-size: clamp(34px, 4.6vw, 48px);
  font-weight: 640;
  letter-spacing: -0.055em;
  line-height: 1;
}

.about-metric dd {
  margin-top: 8px;
  color: var(--ink-secondary);
  font-size: 11px;
  line-height: 1.45;
}

.bio-section {
  background: var(--panel-status);
}

.bio-section--highlights {
  background: var(--panel-work);
}

.bio-section--detailed {
  background: var(--panel-blue);
}

.bio-section__inner {
  display: grid;
  align-items: start;
  gap: clamp(52px, 8vw, 100px);
  grid-template-columns: minmax(190px, 0.65fr) minmax(0, 1.65fr);
  padding-block: clamp(46px, 6vw, 68px);
}

.bio-section__meta h2 {
  margin-top: 14px;
  font-size: clamp(29px, 4vw, 40px);
  font-weight: 620;
  letter-spacing: -0.045em;
  line-height: 1.08;
}

.bio-section__meta > p:not(.home-card-label) {
  max-width: 330px;
  margin-top: 14px;
  color: var(--ink-secondary);
  font-size: 13px;
  line-height: 1.65;
}

.copy-button {
  display: none;
}

.js .copy-button {
  display: inline-flex;
  min-height: 38px;
  align-items: center;
  gap: 10px;
  margin-top: 22px;
  padding: 8px 15px;
  border: 1px solid #3a5662;
  border-radius: 999px;
  background: #203640;
  color: var(--blue);
  cursor: pointer;
  font-size: 12px;
  font-weight: 560;
  transition: background-color 160ms ease, border-color 160ms ease, color 160ms ease;
}

.copy-button:hover {
  border-color: rgba(140, 204, 228, 0.58);
  background: var(--item-hover);
  color: var(--blue-hover);
}

.copy-button:disabled {
  cursor: default;
}

.copy-button > span:last-child {
  font-size: 15px;
  line-height: 1;
}

.bio-copy {
  max-width: 760px;
}

.bio-copy--brief > p {
  font-size: clamp(18px, 2.4vw, 22px);
  letter-spacing: -0.022em;
  line-height: 1.82;
}

html[lang="zh-CN"] .bio-copy--brief > p {
  letter-spacing: -0.008em;
}

.bio-copy--detailed {
  display: grid;
  gap: 34px;
}

.bio-highlights {
  display: grid;
  gap: 27px;
}

.bio-highlight {
  display: grid;
  align-items: start;
  gap: 17px;
  grid-template-columns: 34px minmax(0, 1fr);
}

.bio-highlight > span {
  padding-top: 4px;
  color: var(--blue);
  font-family: var(--font-mono);
  font-size: 10px;
}

.bio-highlight h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.3;
}

.bio-highlight p {
  margin-top: 7px;
  color: var(--ink-secondary);
  font-size: 14px;
  line-height: 1.7;
}

.bio-paragraph__heading {
  display: flex;
  align-items: baseline;
  gap: 13px;
}

.bio-paragraph__heading > span {
  color: var(--blue);
  font-family: var(--font-mono);
  font-size: 10px;
}

.bio-paragraph h3 {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.025em;
}

.bio-paragraph > p {
  margin-top: 11px;
  color: var(--ink);
  font-size: 16px;
  line-height: 1.82;
}

.page-heading {
  padding-top: 12px;
  background: transparent;
}

.page-heading__inner {
  max-width: var(--container);
  padding: clamp(34px, 5vw, 50px);
  border-radius: 28px;
  background: var(--surface);
  animation: fade-up 620ms both cubic-bezier(0.22, 1, 0.36, 1);
}

.page-heading--compact .page-heading__inner {
  padding-block: clamp(32px, 4vw, 42px);
}

.page-heading h1 {
  max-width: 850px;
  font-size: clamp(40px, 5.6vw, 58px);
  font-weight: 620;
  letter-spacing: -0.055em;
  line-height: 1.05;
}

.page-heading p:last-child {
  max-width: 720px;
  margin-top: 16px;
  color: var(--ink-secondary);
  font-size: clamp(16px, 1.8vw, 19px);
  letter-spacing: -0.025em;
  line-height: 1.55;
}

.resume-content {
  display: grid;
  gap: 12px;
  padding-block: 12px 48px;
}

.resume-section {
  --item-bg: var(--surface-raised);
  display: grid;
  gap: 28px;
  grid-template-columns: 150px minmax(0, 1fr);
  padding: clamp(28px, 4vw, 40px);
  border: 0;
  border-radius: 28px;
  background: var(--surface);
  scroll-margin-top: calc(var(--header-height) + 14px);
  animation: fade-up 560ms both cubic-bezier(0.22, 1, 0.36, 1);
}

.panel--white {
  background: var(--surface);
}

.panel--blue {
  --item-bg: #24414b;
  background: var(--panel-blue);
}

.panel--soft {
  --item-bg: #293b42;
  background: var(--panel-soft);
}

.resume-section:nth-child(2) {
  animation-delay: 70ms;
}

.resume-section:nth-child(3) {
  animation-delay: 110ms;
}

.resume-section:nth-child(4) {
  animation-delay: 150ms;
}

.section-label {
  color: var(--ink-secondary);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.section-body {
  min-width: 0;
  max-width: none;
}

.section-body > h3,
.publication-group > h3 {
  font-size: clamp(28px, 3.5vw, 38px);
  font-weight: 600;
  letter-spacing: -0.052em;
  line-height: 1.08;
}

.section-lead {
  margin-top: 16px;
  color: var(--ink-secondary);
  font-size: 17px;
  letter-spacing: -0.018em;
  line-height: 1.7;
}

.organization-line {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
  color: var(--ink-secondary);
  font-size: 13px;
}

.organization-line strong {
  color: var(--ink);
  font-weight: 560;
}

.role-block {
  display: grid;
  gap: 16px;
  grid-template-columns: 96px minmax(0, 1fr);
  margin-top: 22px;
  padding: 18px;
  border: 0;
  border-radius: 17px;
  background: var(--item-bg);
}

.role-block > span {
  color: var(--ink-secondary);
  font-size: 12px;
}

.role-block p {
  font-size: 15px;
  line-height: 1.7;
}

.fact-list {
  display: grid;
  gap: 8px;
  margin-top: 24px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.fact-item {
  padding: 16px;
  border-radius: 16px;
  background: var(--item-bg);
}

.fact-item + .fact-item {
  padding-left: 16px;
  border-left: 0;
}

.fact-item dt {
  font-size: 21px;
  font-weight: 560;
  letter-spacing: -0.035em;
}

.fact-item dd {
  margin-top: 4px;
  color: var(--ink-secondary);
  font-size: 11px;
}

.simple-list,
.research-list,
.patent-list,
.program-list,
.award-list {
  display: grid;
  gap: 8px;
  border: 0;
}

.simple-row {
  display: grid;
  gap: 25px;
  grid-template-columns: 38px 1fr;
  padding: 17px 18px;
  border: 0;
  border-radius: 17px;
  background: var(--item-bg);
}

.simple-row > span {
  padding-top: 3px;
  color: var(--ink-tertiary);
  font-family: var(--font-mono);
  font-size: 10px;
}

.simple-row strong {
  font-size: 18px;
  font-weight: 560;
  letter-spacing: -0.025em;
}

.simple-row p {
  margin-top: 5px;
  color: var(--ink-secondary);
  font-size: 14px;
  line-height: 1.6;
}

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

.domain-plain-list li {
  padding: 15px 17px;
  border: 0;
  border-radius: 15px;
  background: var(--item-bg);
  color: var(--ink-secondary);
  font-size: 14px;
}

.domain-plain-list li:nth-child(odd) {
  padding-right: 17px;
}

.domain-plain-list li:nth-child(even) {
  padding-left: 17px;
  border-left: 0;
}

.research-overview {
  display: grid;
  gap: 8px;
  border: 0;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.research-overview > div {
  padding: 17px 18px;
  border-radius: 16px;
  background: var(--item-bg);
}

.research-overview > div + div {
  padding-left: 18px;
  border-left: 0;
}

.research-overview dt {
  font-size: 27px;
  font-weight: 590;
  letter-spacing: -0.04em;
  line-height: 1.1;
}

.research-overview dd {
  margin-top: 4px;
  color: var(--ink-secondary);
  font-size: 11px;
  line-height: 1.45;
}

.citation-note {
  margin: 10px 0 18px;
  color: var(--ink-tertiary);
  font-size: 11px;
  line-height: 1.55;
}

.citation-note a {
  color: var(--blue);
}

.citation-note a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.research-row {
  display: grid;
  gap: 28px;
  grid-template-columns: 105px 1fr;
  padding: 20px;
  border: 0;
  border-radius: 18px;
  background: var(--item-bg);
}

.research-row__meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
  color: var(--ink-secondary);
  font-size: 11px;
}

.research-row__meta span:first-child {
  color: var(--ink);
  font-family: var(--font-mono);
}

.research-row__content h3,
.timeline-row h3,
.program-row h3,
.award-row h3,
.patent-row h3 {
  font-size: 20px;
  font-weight: 580;
  letter-spacing: -0.035em;
  line-height: 1.3;
}

.research-row__title {
  margin-top: 7px;
  color: var(--ink-secondary);
  font-size: 12px;
  line-height: 1.55;
}

.research-row__content > p:not(.research-row__title) {
  margin-top: 14px;
  color: var(--ink-secondary);
  font-size: 14px;
  line-height: 1.7;
}

.research-impact {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 13px;
  color: var(--ink-secondary);
  font-size: 12px;
  font-weight: 520;
  transition: color 160ms ease;
}

.research-impact:hover {
  color: var(--blue);
}

.research-row .section-links {
  margin-top: 16px;
}

.publication-group + .publication-group {
  margin-top: 12px;
}

.publication-group {
  padding: 20px;
  border-radius: 18px;
  background: var(--item-bg);
}

.publication-group > h3 {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 0 4px 11px;
  border: 0;
  font-size: 25px;
}

.publication-group > h3 span {
  color: var(--ink-tertiary);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
}

.publication-row {
  display: grid;
  align-items: start;
  gap: 22px;
  grid-template-columns: 48px 1fr auto;
  padding: 14px 12px;
  border: 0;
  border-radius: 13px;
  transition: color 160ms ease, background-color 160ms ease;
}

.publication-row:hover {
  background: var(--item-hover);
  color: var(--blue);
}

.publication-year {
  padding-top: 3px;
  color: var(--ink-tertiary);
  font-family: var(--font-mono);
  font-size: 10px;
}

.publication-copy {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.publication-copy strong {
  font-size: 15px;
  font-weight: 540;
  line-height: 1.45;
}

.publication-copy small {
  color: var(--ink-secondary);
  font-size: 11px;
  line-height: 1.5;
}

.publication-row > span:last-child {
  color: var(--ink-tertiary);
  font-size: 13px;
  transition: transform 160ms ease;
}

.publication-row:hover > span:last-child {
  transform: translate(2px, -2px);
}

.patent-row,
.program-row,
.award-row {
  display: grid;
  gap: 28px;
  grid-template-columns: 76px 1fr;
  padding: 18px;
  border: 0;
  border-radius: 17px;
  background: var(--item-bg);
}

.patent-row > span,
.program-row > span,
.award-row > span {
  padding-top: 3px;
  color: var(--ink-tertiary);
  font-family: var(--font-mono);
  font-size: 10px;
}

.patent-row p,
.program-row p,
.award-row p,
.timeline-row p {
  margin-top: 6px;
  color: var(--ink-secondary);
  font-size: 13px;
  line-height: 1.65;
}

.timeline-row {
  display: grid;
  gap: 28px;
  grid-template-columns: 105px 1fr;
  padding: 18px;
  border: 0;
  border-radius: 17px;
  background: var(--item-bg);
}

.timeline-row + .timeline-row {
  margin-top: 8px;
}

.timeline-period {
  padding-top: 3px;
  color: var(--ink-secondary);
  font-family: var(--font-mono);
  font-size: 10px;
}

.timeline-meta {
  color: var(--ink) !important;
  font-size: 12px !important;
  font-weight: 520;
}

.featured-award-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: 1.08fr 0.92fr;
}

.featured-award {
  min-height: 214px;
  padding: 21px;
  border: 0;
  border-radius: 18px;
  background: var(--item-bg);
}

.featured-award--primary {
  background: #274753;
  box-shadow: none;
}

.featured-award--primary .featured-award__meta span:first-child {
  color: var(--blue);
}

.featured-award__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--ink-secondary);
  font-size: 11px;
  font-weight: 560;
}

.featured-award h3 {
  margin-top: 20px;
  font-size: 20px;
  font-weight: 590;
  letter-spacing: -0.035em;
  line-height: 1.28;
}

.featured-award p {
  margin-top: 10px;
  color: var(--ink-secondary);
  font-size: 12px;
  line-height: 1.6;
}

.featured-award small {
  display: block;
  margin-top: 13px;
  color: var(--ink-tertiary);
  font-size: 11px;
}

.award-list--compact {
  margin-top: 8px;
}

.award-list--compact .award-row {
  padding: 16px 18px;
}

.earlier-recognition {
  margin-top: 14px;
  color: var(--ink-secondary);
  font-size: 12px;
  line-height: 1.65;
}

.site-footer {
  border: 0;
}

.footer-inner {
  display: flex;
  min-height: 72px;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  color: var(--ink-secondary);
  font-size: 11px;
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  transition: color 160ms ease;
}

.footer-links a:hover {
  color: var(--ink);
}

@keyframes fade-up {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 900px) {
  .home-hero__inner {
    padding-block: 52px;
  }

  .home-portrait {
    width: 100%;
  }

  .home-feature-inner {
    gap: 44px;
  }

  .resume-section {
    gap: 30px;
    grid-template-columns: 130px minmax(0, 1fr);
  }
}

@media (max-width: 760px) {
  .container {
    width: min(calc(100% - 36px), var(--container));
  }

  .site-header {
    height: auto;
  }

  .site-nav {
    min-height: var(--header-height);
    flex-wrap: wrap;
  }

  .nav-menu {
    display: flex;
    width: 100%;
    align-items: stretch;
    gap: 0;
    flex-direction: column;
    padding: 4px 0 12px;
  }

  .js .site-header {
    height: var(--header-height);
  }

  .js .site-nav {
    height: 100%;
    min-height: 0;
    flex-wrap: nowrap;
  }

  .js .nav-toggle {
    display: flex;
  }

  .js .nav-menu {
    position: fixed;
    z-index: 120;
    top: calc(var(--header-height) + 8px);
    right: 18px;
    left: 18px;
    width: auto;
    display: none;
    align-items: stretch;
    gap: 0;
    flex-direction: column;
    padding: 10px 18px;
    border: 1px solid var(--line-soft);
    border-radius: 18px;
    background: rgba(24, 36, 44, 0.98);
    box-shadow: 0 18px 55px var(--shadow);
  }

  .js .nav-menu.is-open {
    display: flex;
    animation: fade-up 180ms both ease-out;
  }

  .nav-link,
  .language-link {
    padding: 14px 2px;
    border-bottom: 0;
    font-size: 15px;
  }

  .nav-link[aria-current="page"]::after {
    display: none;
  }

  .language-link {
    border-bottom: 0;
  }

  .home-hero {
    display: flex;
    min-height: 0;
    flex-direction: column;
    background: var(--surface-muted);
  }

  .home-hero::after {
    display: none;
  }

  .home-hero__inner {
    display: block;
    min-height: 0;
    padding-block: 34px 40px;
  }

  .home-portrait {
    position: relative;
    inset: auto;
    order: -1;
    width: 100%;
    aspect-ratio: 16 / 9;
    border-radius: 0;
  }

  .home-portrait img {
    object-position: center;
  }

  .home-hero .home-copy {
    width: 100%;
    max-width: none;
  }

  .home-copy h1 {
    font-size: 60px;
  }

  .home-headline {
    font-size: 25px;
  }

  .home-status-row {
    gap: 40px;
    padding-block: 30px;
  }

  .home-status-item {
    min-height: 136px;
    padding: 0;
    border-radius: 0;
  }

  .home-feature-inner {
    min-height: 0;
    gap: 30px;
    grid-template-columns: 1fr;
    padding-block: 42px;
  }

  .home-feature-copy {
    max-width: 690px;
  }

  .about-hero__inner {
    padding-block: 48px;
  }

  .about-metrics {
    gap: 24px;
  }

  .bio-section__inner {
    gap: 30px;
    grid-template-columns: 1fr;
    padding-block: 44px;
  }

  .bio-section__meta > p:not(.home-card-label) {
    max-width: 620px;
  }

  .page-heading__inner {
    padding: 30px;
    border-radius: 22px;
  }

  .page-heading--compact .page-heading__inner {
    padding-block: 30px;
  }

  .resume-content {
    padding-bottom: 36px;
  }

  .resume-section {
    gap: 16px;
    grid-template-columns: 1fr;
    padding: 24px;
    border-radius: 22px;
  }

  .section-label {
    color: var(--ink-tertiary);
  }

  .featured-award-grid {
    grid-template-columns: 1fr;
  }

  .featured-award {
    min-height: 0;
  }
}

@media (max-width: 560px) {
  .container {
    width: min(calc(100% - 32px), var(--container));
  }

  .home-hero__inner {
    min-height: 0;
    padding-block: 30px 36px;
  }

  .home-portrait {
    order: -1;
    width: 100%;
    border-radius: 0;
  }

  .home-copy h1 {
    margin-top: 10px;
    font-size: 54px;
  }

  .home-headline {
    margin-top: 18px;
    font-size: 23px;
  }

  .home-actions {
    gap: 14px 20px;
    margin-top: 22px;
  }

  .home-status-row {
    gap: 28px;
    grid-template-columns: 1fr;
    padding-block: 30px;
  }

  .home-status-item {
    min-height: 0;
    padding: 0;
    border-radius: 0;
  }

  .home-feature-inner {
    padding-block: 36px;
  }

  .home-feature-copy h2 {
    font-size: 32px;
  }

  .about-hero__inner {
    padding-block: 38px;
  }

  .about-hero h1 {
    font-size: 40px;
  }

  .about-hero__bio {
    margin-top: 16px;
  }

  .about-hero__bio p {
    font-size: 16px;
  }

  .about-metrics {
    gap: 25px 20px;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    padding-block: 28px;
  }

  .about-metric dt {
    font-size: 36px;
  }

  .bio-section__inner {
    gap: 26px;
    padding-block: 36px;
  }

  .bio-copy--brief > p {
    font-size: 18px;
    line-height: 1.78;
  }

  .bio-copy--detailed {
    gap: 29px;
  }

  .bio-paragraph > p {
    font-size: 15px;
    line-height: 1.78;
  }

  .home-feature-list {
    gap: 20px;
    grid-template-columns: 1fr;
  }

  .page-heading h1 {
    font-size: 38px;
  }

  .page-heading__inner {
    padding: 24px;
  }

  .page-heading p:last-child {
    font-size: 16px;
  }

  .role-block,
  .research-row,
  .timeline-row,
  .program-row,
  .award-row,
  .patent-row {
    gap: 12px;
    grid-template-columns: 1fr;
  }

  .role-block {
    padding: 16px;
  }

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

  .fact-item,
  .fact-item + .fact-item {
    padding: 14px 16px;
    border-bottom: 0;
    border-left: 0;
  }

  .domain-plain-list {
    grid-template-columns: 1fr;
  }

  .domain-plain-list li:nth-child(odd),
  .domain-plain-list li:nth-child(even) {
    padding-inline: 15px;
    border-left: 0;
  }

  .research-row__meta {
    flex-direction: row;
    gap: 12px;
  }

  .research-overview > div {
    padding: 14px;
  }

  .research-overview > div + div {
    padding-left: 14px;
  }

  .research-overview dt {
    font-size: 23px;
  }

  .research-overview dd {
    font-size: 10px;
  }

  .publication-row {
    gap: 6px 12px;
    grid-template-columns: 1fr auto;
  }

  .publication-year {
    grid-column: 1 / -1;
  }

  .timeline-period,
  .program-row > span,
  .award-row > span,
  .patent-row > span {
    margin-bottom: 2px;
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
    gap: 14px;
    padding-block: 25px;
  }
}

@media (max-width: 420px) {
  .research-overview {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .research-overview > div:nth-child(3) {
    padding-left: 14px;
    border-top: 0;
    border-left: 0;
    grid-column: auto;
  }

  .home-feature-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .home-feature-details {
    gap: 16px;
  }

  .home-feature-stats dt {
    font-size: 40px;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }
}