:root {
  color-scheme: dark;
  --paper: #101411;
  --paper-deep: #171e19;
  --ink: #f0eee7;
  --muted: #b1b6ac;
  --faint: #7e867d;
  --line: rgba(240, 238, 231, 0.15);
  --green: #72c89d;
  --green-light: #183c2d;
  --rust: #e08a65;
  --rust-light: #42291f;
  --blue: #74aec5;
  --blue-light: #20343d;
  --yellow: #e0bc64;
  --header-bg: rgba(16, 20, 17, 0.94);
  --caption-bg: rgba(8, 11, 9, 0.9);
  --footer-bg: #080b09;
  --footer-ink: #f0eee7;
  --footer-muted: #a9aea6;
  --footer-faint: #737a72;
  --portrait-filter: saturate(0.72) brightness(0.8) contrast(1.06);
  --sans: "Space Grotesk", "Noto Sans TC", sans-serif;
  --serif: "Source Serif 4", "Noto Serif TC", serif;
  --mono: "Space Mono", monospace;
  --page-pad: clamp(22px, 4vw, 54px);
  --content-width: 1160px;
}

html[data-theme="light"] {
  color-scheme: light;
  --paper: #f3f1ec;
  --paper-deep: #e9e6dd;
  --ink: #1e1f1a;
  --muted: #67695f;
  --faint: #98968c;
  --line: rgba(30, 31, 26, 0.16);
  --green: #1f6b4a;
  --green-light: #d6e2d9;
  --rust: #a65435;
  --rust-light: #ead9cf;
  --blue: #315f73;
  --blue-light: #d5e0e4;
  --yellow: #d9af4a;
  --header-bg: rgba(243, 241, 236, 0.94);
  --caption-bg: rgba(30, 31, 26, 0.9);
  --footer-bg: #1e1f1a;
  --footer-ink: #f3f1ec;
  --footer-muted: #bdbdb5;
  --footer-faint: #92938c;
  --portrait-filter: saturate(0.87) contrast(0.98);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif);
  -webkit-font-smoothing: antialiased;
  transition: background-color 180ms ease, color 180ms ease;
}

button,
a {
  color: inherit;
}

a {
  text-decoration: none;
}

button {
  font: inherit;
}

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

.skip-link {
  position: fixed;
  left: 16px;
  top: -100px;
  z-index: 100;
  padding: 10px 14px;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--sans);
  font-size: 14px;
}

.skip-link:focus {
  top: 12px;
}

.loading {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  font: 500 13px/1 var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.loading-mark {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--green);
  animation: pulse 1.2s ease-in-out infinite;
}

@keyframes pulse {
  50% {
    opacity: 0.3;
    transform: scale(0.75);
  }
}

.page-shell,
.nav-shell,
.footer-shell {
  width: min(100%, calc(var(--content-width) + (var(--page-pad) * 2)));
  margin: 0 auto;
  padding-inline: var(--page-pad);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--header-bg);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}

.nav-shell {
  min-height: 78px;
  display: grid;
  grid-template-columns: minmax(220px, 1fr) auto auto auto;
  align-items: center;
  gap: 34px;
}

.brand {
  display: inline-flex;
  align-items: baseline;
  gap: 9px;
  width: max-content;
  font: 600 16px/1 var(--sans);
  letter-spacing: -0.01em;
}

.brand-zh {
  font-family: "Noto Serif TC", serif;
  font-weight: 600;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(16px, 2.3vw, 30px);
  font: 500 15px/1 var(--sans);
}

.nav-link {
  position: relative;
  padding-block: 8px;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: 0;
  height: 1px;
  background: var(--ink);
  transition: right 160ms ease;
}

.nav-link:hover::after,
.nav-link:focus-visible::after,
.nav-link.is-active::after {
  right: 0;
}

.language-switch {
  display: flex;
  align-items: center;
  gap: 5px;
  font: 500 13px/1 var(--mono);
  color: var(--faint);
}

.language-switch button {
  border: 0;
  padding: 6px 2px;
  background: transparent;
  cursor: pointer;
  color: inherit;
}

.language-switch button.is-active {
  color: var(--ink);
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 40px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper-deep);
  color: var(--ink);
  font: 600 12px/1 var(--mono);
  cursor: pointer;
  transition: border-color 140ms ease, background 140ms ease, color 140ms ease;
}

.theme-toggle:hover {
  border-color: var(--green);
  color: var(--green);
}

.theme-icon {
  font-size: 16px;
  line-height: 1;
}

.hero {
  min-height: min(760px, calc(100vh - 78px));
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  border-bottom: 1px solid var(--line);
}

.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(70px, 9vw, 126px) clamp(30px, 6vw, 84px) clamp(70px, 8vw, 112px) 0;
}

.eyebrow {
  margin: 0 0 25px;
  color: var(--green);
  font: 700 13px/1.4 var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  text-wrap: balance;
}

.hero h1 {
  margin-bottom: 27px;
  font: 500 clamp(56px, 7vw, 94px)/0.92 var(--sans);
  letter-spacing: -0.065em;
}

.bio-copy {
  max-width: 670px;
  font-size: clamp(17px, 1.55vw, 21px);
  line-height: 1.58;
}

.bio-copy p:last-child {
  margin-bottom: 0;
}

.hero-distinction {
  max-width: 670px;
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  align-items: center;
  gap: 15px;
  margin-top: 30px;
  padding: 16px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.hero-distinction-icon {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border: 1px solid color-mix(in srgb, var(--yellow) 60%, var(--line));
  border-radius: 50%;
  background: color-mix(in srgb, var(--yellow) 12%, transparent);
  color: var(--yellow);
  font-family: "Material Symbols Rounded";
  font-size: 25px;
  font-style: normal;
  font-weight: 600;
  line-height: 1;
  font-feature-settings: "liga";
}

.hero-distinction-copy {
  display: grid;
  gap: 2px;
}

.hero-distinction-years {
  color: var(--green);
  font: 700 10px/1.4 var(--mono);
  letter-spacing: 0.08em;
}

.hero-distinction-copy strong {
  color: var(--ink);
  font: 600 16px/1.35 var(--sans);
}

.hero-distinction-copy > span:not(.hero-distinction-years) {
  color: var(--muted);
  font: 600 12px/1.45 var(--mono);
}

.hero-links {
  display: grid;
  grid-template-columns: repeat(4, max-content);
  gap: 14px clamp(24px, 2.5vw, 38px);
  align-items: start;
  justify-content: start;
  margin-top: 28px;
  font: 600 14px/1.4 var(--sans);
}

.hero-links a,
.text-link,
.footer-links a {
  border-bottom: 1px solid var(--ink);
  transition: color 140ms ease, border-color 140ms ease;
}

.hero-links a {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding-bottom: 2px;
}

.hero-link-icon {
  flex: 0 0 auto;
  font-size: 18px;
  font-variation-settings: "FILL" 0, "wght" 600, "GRAD" 0, "opsz" 20;
}

.hero-links a:hover,
.text-link:hover,
.footer-links a:hover {
  color: var(--green);
  border-color: var(--green);
}

.portrait-frame {
  position: relative;
  min-height: 560px;
  margin: 0;
  overflow: hidden;
  background: var(--paper-deep);
  border-left: 1px solid var(--line);
}

.portrait-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 32%;
  filter: var(--portrait-filter);
  transition: filter 180ms ease;
}

.portrait-frame figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 15px 18px;
  background: var(--caption-bg);
  color: var(--footer-ink);
  font: 500 12px/1.5 var(--mono);
  letter-spacing: 0.02em;
}

.section-rule {
  padding-top: clamp(75px, 9vw, 118px);
  padding-bottom: clamp(75px, 9vw, 118px);
  border-bottom: 1px solid var(--line);
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 48px;
  margin-bottom: 45px;
}

.section-heading h2 {
  max-width: 830px;
  margin: 0;
  font: 500 clamp(30px, 4vw, 49px)/1.08 var(--sans);
  letter-spacing: -0.045em;
}

.section-heading .eyebrow {
  margin-bottom: 18px;
}

.text-link {
  padding-bottom: 3px;
  font: 600 14px/1.4 var(--sans);
  white-space: nowrap;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--line);
}

.stat-card {
  min-height: 230px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 27px;
  border-right: 1px solid var(--line);
}

.stat-card:last-child {
  border-right: 0;
}

.stat-card strong {
  font: 500 clamp(68px, 9vw, 112px)/0.8 var(--sans);
  letter-spacing: -0.08em;
}

.stat-card span {
  font: 600 14px/1.4 var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.stat-green {
  background: var(--green-light);
}

.stat-rust {
  background: var(--rust-light);
}

.stat-blue {
  background: var(--blue-light);
}

.finding-preview-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.finding-preview-card {
  min-height: 390px;
  display: flex;
  flex-direction: column;
  padding: clamp(22px, 3vw, 34px);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  transition: background 160ms ease, transform 160ms ease;
}

.finding-preview-card:hover,
.finding-preview-card:focus-visible {
  background: var(--paper-deep);
}

.finding-category {
  color: var(--green);
  font: 700 12px/1.45 var(--mono);
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.finding-preview-number {
  margin-top: 45px;
  font: 500 clamp(74px, 8vw, 112px)/0.8 var(--sans);
  letter-spacing: -0.08em;
}

.finding-preview-unit {
  margin-top: 13px;
  font: 700 13px/1.4 var(--mono);
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.finding-preview-card p {
  margin: auto 0 22px;
  padding-top: 38px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.5;
}

.finding-preview-link {
  font: 600 14px/1.4 var(--sans);
}

.compact-heading {
  margin-bottom: 30px;
}

.theme-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.theme-card {
  position: relative;
  min-height: 290px;
  display: flex;
  flex-direction: column;
  padding: 24px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  transition: background 180ms ease;
}

.theme-card:hover,
.theme-card:focus-visible {
  background: var(--paper-deep);
}

.theme-number,
.map-card-number {
  font: 700 13px/1 var(--mono);
  color: var(--green);
}

.theme-card h3 {
  margin: auto 0 12px;
  font: 500 23px/1.05 var(--sans);
  letter-spacing: -0.035em;
}

.theme-card p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.45;
}

.theme-arrow {
  position: absolute;
  right: 20px;
  top: 20px;
  font: 500 18px/1 var(--sans);
}

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

.news-item {
  display: block;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}

.news-item time {
  margin-right: 22px;
  font: 700 13px/1.55 var(--mono);
  color: var(--green);
}

.news-item p {
  display: inline;
  margin: 0;
  font-size: 17px;
  line-height: 1.46;
}

.news-item p a {
  text-decoration: underline;
  text-decoration-color: var(--line);
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
  transition: color 140ms ease, text-decoration-color 140ms ease;
}

.news-item p a:hover,
.news-item p a:focus-visible {
  color: var(--green);
  text-decoration-color: var(--green);
}

.inner-page {
  min-height: 70vh;
}

.research-subnav {
  display: flex;
  gap: clamp(20px, 4vw, 48px);
  padding: 22px 0;
  overflow-x: auto;
  border-bottom: 1px solid var(--line);
  font: 600 14px/1.4 var(--sans);
  white-space: nowrap;
}

.research-subnav a {
  padding: 5px 0;
  color: var(--muted);
  border-bottom: 1px solid transparent;
}

.research-subnav a:hover,
.research-subnav a.is-active {
  color: var(--ink);
  border-color: var(--green);
}

.page-intro {
  max-width: 900px;
  padding: clamp(74px, 10vw, 138px) 0 clamp(70px, 8vw, 104px);
}

.page-intro h1 {
  margin-bottom: 25px;
  font: 500 clamp(52px, 8vw, 94px)/0.94 var(--sans);
  letter-spacing: -0.065em;
}

.page-intro > p:last-child {
  max-width: 700px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: clamp(18px, 2vw, 23px);
  line-height: 1.5;
}

.featured-page .page-intro {
  padding-bottom: clamp(52px, 7vw, 84px);
}

.featured-spotlight {
  display: grid;
  grid-template-columns: minmax(280px, 0.85fr) minmax(0, 1.15fr);
  min-height: 510px;
  border: 1px solid var(--line);
}

.featured-metric,
.featured-copy {
  padding: clamp(28px, 5vw, 62px);
}

.featured-metric {
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: var(--green-light);
  border-right: 1px solid var(--line);
}

.featured-metric strong {
  margin-top: auto;
  font: 500 clamp(118px, 18vw, 220px)/0.73 var(--sans);
  letter-spacing: -0.095em;
}

.featured-metric > span:last-child {
  margin-top: 26px;
  font: 700 14px/1.4 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.featured-copy {
  display: flex;
  flex-direction: column;
}

.featured-count {
  margin-bottom: auto;
  color: var(--green);
  font: 700 12px/1.4 var(--mono);
  letter-spacing: 0.08em;
}

.featured-copy h2 {
  max-width: 650px;
  margin: 70px 0 16px;
  font: 500 clamp(30px, 4vw, 50px)/1.04 var(--sans);
  letter-spacing: -0.05em;
}

.featured-authors {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.55;
}

.featured-summary {
  max-width: 640px;
  margin: 20px 0 30px;
  font-size: clamp(17px, 1.8vw, 21px);
  line-height: 1.52;
}

.featured-copy .button-link {
  align-self: flex-start;
}

.featured-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0 clamp(80px, 10vw, 130px);
}

.featured-dots,
.featured-arrows {
  display: flex;
  align-items: center;
  gap: 10px;
}

.featured-dot {
  width: 8px;
  height: 8px;
  padding: 0;
  border: 1px solid var(--faint);
  border-radius: 50%;
  background: transparent;
  cursor: pointer;
}

.featured-dot.is-active {
  border-color: var(--green);
  background: var(--green);
}

.featured-arrows button {
  width: 46px;
  height: 46px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: transparent;
  cursor: pointer;
}

.featured-arrows button:hover {
  background: var(--ink);
  color: var(--paper);
}

.methods-map {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.method-card {
  min-height: 355px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 23px;
  border: 0;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  text-align: left;
  cursor: pointer;
  transition: background 160ms ease, color 160ms ease;
}

.method-card:hover,
.method-card.is-active {
  background: var(--green);
  color: #0c1a13;
}

.method-card:hover .map-card-number,
.method-card.is-active .map-card-number,
.method-card:hover .map-card-copy,
.method-card.is-active .map-card-copy,
.method-card:hover .tag-line,
.method-card.is-active .tag-line {
  color: inherit;
}

.method-card .map-card-title {
  margin-top: auto;
}

.method-count {
  margin-top: 18px;
  font: 700 12px/1.4 var(--mono);
  text-transform: uppercase;
}

.research-map {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--line);
}

.map-card {
  min-height: 310px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 24px;
  border: 0;
  border-right: 1px solid var(--line);
  background: transparent;
  text-align: left;
  cursor: pointer;
  transition: background 160ms ease, color 160ms ease;
}

.map-card:last-child {
  border-right: 0;
}

.map-card:hover,
.map-card.is-active {
  background: var(--green);
  color: var(--paper);
}

.map-card:hover .map-card-number,
.map-card.is-active .map-card-number,
.map-card:hover .map-card-copy,
.map-card.is-active .map-card-copy,
.map-card:hover .tag-line,
.map-card.is-active .tag-line {
  color: inherit;
}

.map-card-title {
  margin-top: auto;
  font: 500 24px/1.05 var(--sans);
  letter-spacing: -0.035em;
}

.map-card-copy {
  margin-top: 12px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.4;
}

.tag-line {
  margin-top: 18px;
  color: var(--faint);
  font: 500 12px/1.55 var(--mono);
  text-transform: uppercase;
}

.paper-section {
  margin-top: clamp(75px, 9vw, 118px);
  border-top: 1px solid var(--line);
}

.paper-toolbar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 40px;
  margin-bottom: 28px;
}

.paper-toolbar h2,
.split-heading h2,
.teaching-column h2,
.join-panel h2 {
  margin: 0;
  font: 500 clamp(28px, 3.4vw, 43px)/1.05 var(--sans);
  letter-spacing: -0.04em;
}

.filter-group {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.filter-button {
  min-height: 40px;
  padding: 10px 15px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  font: 500 13px/1 var(--mono);
  cursor: pointer;
}

.filter-button:hover,
.filter-button.is-active {
  background: var(--ink);
  color: var(--paper);
}

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

.paper-row {
  display: grid;
  grid-template-columns: 82px minmax(0, 1fr);
  gap: 26px;
  padding: 30px 0;
  border-bottom: 1px solid var(--line);
}

.paper-year {
  font: 700 14px/1.55 var(--mono);
  color: var(--green);
}

.paper-meta {
  margin-bottom: 9px;
}

.status {
  font: 700 12px/1.2 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.status-published {
  color: var(--green);
}

.status-rr {
  color: var(--rust);
}

.status-working {
  color: var(--blue);
}

.paper-body h3 {
  max-width: 850px;
  margin-bottom: 7px;
  font: 500 clamp(20px, 2.4vw, 29px)/1.14 var(--sans);
  letter-spacing: -0.035em;
}

.paper-body h3 a:hover {
  color: var(--green);
}

.paper-body p {
  margin-bottom: 4px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.45;
}

.paper-body .venue {
  font-style: italic;
}

.paper-body .paper-abstract {
  max-width: 850px;
  margin-top: 17px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.62;
}

.browse-controls {
  display: grid;
  grid-template-columns: minmax(280px, 1fr) auto;
  align-items: end;
  gap: 36px;
  padding: 28px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.paper-search {
  display: grid;
  gap: 10px;
  font: 700 13px/1.4 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.paper-search input {
  width: 100%;
  padding: 13px 0;
  border: 0;
  border-bottom: 1px solid var(--ink);
  border-radius: 0;
  outline: 0;
  background: transparent;
  color: var(--ink);
  font: 500 18px/1.4 var(--sans);
}

.paper-search input::placeholder {
  color: var(--faint);
}

.browse-statuses {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.browse-result-line {
  padding: 23px 0 13px;
  color: var(--muted);
  font: 600 13px/1.5 var(--mono);
  text-transform: uppercase;
}

.browse-result-line strong {
  color: var(--green);
}

.browse-empty {
  padding: 60px 0 110px;
  color: var(--muted);
  font-size: 20px;
}

[hidden] {
  display: none !important;
}

.lab-section,
.alumni-section {
  border-top: 1px solid var(--line);
}

.split-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 35px;
}

.split-heading > span {
  font: 700 14px/1 var(--mono);
  color: var(--green);
}

.people-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.person-card {
  min-height: 260px;
  display: grid;
  grid-template-columns: 82px 1fr;
  align-items: start;
  gap: 24px;
  padding: 27px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.person-avatar {
  width: 82px;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border-radius: 50%;
  font: 600 22px/1 var(--sans);
}

.avatar-1 {
  background: var(--green-light);
}

.avatar-2 {
  background: var(--blue-light);
}

.avatar-3 {
  background: var(--rust-light);
}

.avatar-4 {
  background: #e7dfb9;
}

.person-role {
  margin-bottom: 9px;
  color: var(--green);
  font: 700 12px/1.4 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.person-card h3 {
  margin-bottom: 15px;
  font: 500 24px/1.1 var(--sans);
  letter-spacing: -0.035em;
}

.person-card h3 span {
  display: block;
  margin-top: 5px;
  font-family: "Noto Serif TC", serif;
  font-size: 16px;
  letter-spacing: 0;
}

.person-card > div:last-child > p:last-child {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

.join-panel {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: clamp(40px, 8vw, 110px);
  margin: clamp(72px, 10vw, 130px) 0;
  padding: clamp(32px, 5vw, 62px);
  background: var(--green);
  color: var(--paper);
}

.join-panel .eyebrow {
  color: #bddbc9;
}

.join-panel p {
  margin-bottom: 25px;
  font-size: 18px;
  line-height: 1.5;
}

.button-link {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  padding: 12px 18px;
  background: var(--paper);
  color: var(--ink);
  font: 600 14px/1.2 var(--sans);
}

.alumni-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.alumni-group + .alumni-group {
  margin-top: clamp(58px, 8vw, 92px);
}

.alumni-list li {
  min-height: 96px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 7px;
  padding: 17px 20px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  font: 500 16px/1.5 var(--sans);
}

.alumni-list small {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px;
  color: var(--muted);
  font: 600 12px/1.4 var(--mono);
}

.alumni-current {
  color: var(--rust);
}

.alumni-current::before {
  content: "·";
  margin-right: 6px;
  color: var(--faint);
}

.alumni-awards {
  width: 100%;
  display: grid;
  gap: 7px;
  margin-top: 4px;
}

.alumni-award-name {
  color: var(--ink);
  font: 600 11px/1.4 var(--sans);
}

.alumni-award-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.thesis-award {
  display: inline-flex;
  min-height: 40px;
  align-items: center;
  gap: 9px;
  padding: 4px 10px 4px 5px;
  border: 1px solid var(--line);
  background: var(--paper-deep);
  color: var(--muted);
  font: 600 10px/1.25 var(--mono);
  letter-spacing: 0.01em;
}

.thesis-award-icon {
  --award-color: var(--blue);
  position: relative;
  width: 31px;
  height: 31px;
  flex: 0 0 31px;
  display: grid;
  place-items: center;
  border: 1.5px solid var(--award-color);
  color: var(--award-color);
}

.thesis-award-general .thesis-award-icon {
  --award-color: var(--blue);
  border-radius: 50%;
}

.thesis-award-policy .thesis-award-icon {
  --award-color: var(--green);
  border-radius: 5px 5px 13px 13px;
}

.thesis-award-first .thesis-award-icon {
  background: var(--award-color);
  color: var(--paper);
}

.thesis-award-rank {
  font-family: "Material Symbols Rounded";
  font-size: 20px;
  font-style: normal;
  font-weight: 600;
  line-height: 1;
  letter-spacing: normal;
  text-transform: none;
  white-space: nowrap;
  word-wrap: normal;
  direction: ltr;
  font-feature-settings: "liga";
}

.thesis-award-category {
  position: absolute;
  right: -4px;
  bottom: -4px;
  width: 14px;
  height: 14px;
  display: grid;
  place-items: center;
  border: 1px solid var(--award-color);
  border-radius: 50%;
  background: var(--paper);
  color: var(--award-color);
  font: 700 7px/1 var(--mono);
}

.teaching-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 8vw, 100px);
  border-top: 1px solid var(--line);
}

.presentation-template {
  margin-bottom: clamp(80px, 11vw, 140px);
  padding: clamp(28px, 5vw, 56px);
  border: 1px solid var(--line);
  background: var(--paper-deep);
}

.presentation-template-row,
.presentation-item {
  display: grid;
  grid-template-columns: 130px minmax(0, 1fr) minmax(150px, 0.28fr);
  gap: 36px;
  align-items: start;
}

.presentation-template-row > strong {
  color: var(--green);
  font: 700 13px/1.5 var(--mono);
  text-transform: uppercase;
}

.presentation-template-row h2 {
  margin-bottom: 10px;
  font: 500 clamp(20px, 2.2vw, 28px)/1.2 var(--sans);
  letter-spacing: -0.03em;
}

.presentation-template-row p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}

.presentation-summary {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 25px 0;
  border-top: 1px solid var(--line);
  color: var(--green);
}

.presentation-summary strong {
  font: 500 clamp(42px, 6vw, 72px)/0.9 var(--sans);
  letter-spacing: -0.06em;
}

.presentation-summary span {
  font: 700 13px/1.4 var(--mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

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

.teaching-resources-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  margin-bottom: clamp(72px, 10vw, 120px);
}

.featured-course {
  display: flex;
  min-width: 0;
  flex-direction: column;
  background: var(--yellow);
  color: #15140f;
}

.featured-course-copy {
  flex: 1;
  padding: clamp(30px, 4vw, 48px);
}

.featured-course .eyebrow {
  color: #4b3a12;
}

.featured-course h2 {
  max-width: 520px;
  margin-bottom: 22px;
  font: 500 clamp(30px, 4vw, 46px)/1 var(--sans);
  letter-spacing: -0.055em;
}

.featured-course-description {
  max-width: 540px;
  margin-bottom: 24px;
  font-size: 17px;
  line-height: 1.6;
}

.featured-course-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin-bottom: 30px;
  font: 700 12px/1.5 var(--mono);
  text-transform: uppercase;
}

.featured-course .button-link {
  background: #15140f;
  color: #f0eee7;
}

.featured-course-visual {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid rgba(21, 20, 15, 0.28);
}

.featured-course-visual span {
  min-height: 88px;
  display: grid;
  place-items: center;
  border-right: 1px solid rgba(21, 20, 15, 0.28);
  font: 500 clamp(34px, 5vw, 54px)/1 var(--serif);
}

.featured-course-visual span:last-child {
  border-right: 0;
}

.youtube-resource {
  display: flex;
  min-width: 0;
  flex-direction: column;
  border: 1px solid var(--line);
  background: var(--paper-deep);
}

.youtube-resource-copy {
  flex: 1;
  padding: clamp(30px, 4vw, 48px);
}

.youtube-resource .eyebrow {
  color: #ff5b5b;
}

.youtube-resource h2 {
  margin-bottom: 16px;
  font: 500 clamp(28px, 4vw, 44px)/1.05 var(--sans);
  letter-spacing: -0.045em;
}

.youtube-resource-copy > p:not(.eyebrow) {
  max-width: 650px;
  margin-bottom: 26px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.55;
}

.youtube-resource .button-link {
  border: 1px solid var(--line);
}

.youtube-resource-mark {
  display: flex;
  min-height: 130px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  border-top: 1px solid var(--line);
  font-family: var(--sans);
}

.youtube-play {
  width: 72px;
  height: 52px;
  display: grid;
  place-items: center;
  padding-left: 4px;
  border-radius: 15px;
  background: #ff0033;
  color: #fff;
  font-size: 22px;
}

.youtube-resource-mark strong {
  font-size: 17px;
}

.youtube-resource-mark small {
  color: var(--muted);
  font: 700 10px/1.4 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.presentation-year-group {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 40px;
  padding: 48px 0;
  border-bottom: 1px solid var(--line);
}

.presentation-year {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
}

.presentation-year h2 {
  margin: 0;
  font: 500 28px/1 var(--sans);
  letter-spacing: -0.035em;
}

.presentation-year span {
  color: var(--green);
  font: 700 12px/1 var(--mono);
}

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

.presentation-item {
  grid-template-columns: minmax(0, 1fr) minmax(150px, 0.28fr);
  padding: 25px 0;
  border-bottom: 1px solid var(--line);
}

.presentation-item:last-child {
  border-bottom: 0;
}

.presentation-copy h3 {
  max-width: 780px;
  margin-bottom: 10px;
  font: 500 clamp(19px, 2vw, 24px)/1.25 var(--sans);
  letter-spacing: -0.025em;
}

.presentation-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.5;
}

.presentation-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  color: var(--muted);
  font: 500 13px/1.5 var(--mono);
}

.teaching-column {
  position: relative;
}

.institution-mark {
  width: 72px;
  height: 72px;
  display: grid;
  place-items: center;
  margin-bottom: 28px;
  border-radius: 50%;
  background: var(--green);
  color: var(--paper);
  font: 700 13px/1 var(--mono);
}

.institution-rust {
  background: var(--rust);
}

.teaching-column h2 {
  margin-bottom: 30px;
}

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

.teaching-column li {
  display: grid;
  grid-template-columns: minmax(88px, 0.25fr) minmax(0, 1fr);
  gap: 22px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.course-code {
  padding-top: 3px;
  color: var(--green);
  font: 700 12px/1.5 var(--mono);
}

.course-name {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.course-name strong {
  font: 500 18px/1.35 var(--sans);
}

.course-name em {
  width: max-content;
  margin-top: 4px;
  padding: 4px 7px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font: 600 10px/1 var(--mono);
  text-transform: uppercase;
}

.site-footer {
  background: var(--footer-bg);
  color: var(--footer-ink);
}

.footer-shell {
  min-height: 300px;
  display: grid;
  grid-template-columns: 1.2fr 0.9fr 0.9fr;
  align-items: start;
  gap: 60px;
  padding-top: 65px;
  padding-bottom: 65px;
}

.footer-shell strong {
  display: block;
  margin-bottom: 12px;
  font: 600 20px/1.2 var(--sans);
}

.footer-shell strong span {
  font-family: "Noto Serif TC", serif;
}

.footer-shell p {
  max-width: 330px;
  color: var(--footer-muted);
  font-size: 16px;
  line-height: 1.55;
}

.footer-links,
.footer-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
  font: 500 14px/1.5 var(--mono);
}

.footer-meta {
  color: var(--footer-faint);
}

*:focus-visible {
  outline: 2px solid var(--rust);
  outline-offset: 4px;
}

@media (max-width: 1120px) {
  .hero-links {
    grid-template-columns: repeat(3, max-content);
  }
}

@media (max-width: 940px) {
  .nav-shell {
    grid-template-columns: 1fr auto auto;
    gap: 10px 24px;
    padding-top: 14px;
    padding-bottom: 14px;
  }

  .nav-links {
    grid-column: 1 / -1;
    grid-row: 2;
    order: 3;
    overflow-x: auto;
    padding-bottom: 3px;
  }

  .language-switch {
    justify-self: end;
  }

  .theme-toggle {
    justify-self: end;
  }

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

  .hero-copy {
    padding-right: 0;
  }

  .portrait-frame {
    min-height: 650px;
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .theme-grid,
  .research-map,
  .finding-preview-grid {
    grid-template-columns: 1fr 1fr;
  }

  .methods-map {
    grid-template-columns: repeat(3, 1fr);
  }

  .theme-card,
  .map-card {
    min-height: 250px;
  }

  .map-card:nth-child(2) {
    border-right: 0;
  }

  .map-card:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line);
  }

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

  .footer-shell {
    grid-template-columns: 1.2fr 1fr;
  }
}

@media (max-width: 680px) {
  .brand {
    font-size: 16px;
  }

  .nav-links {
    gap: 18px;
  }

  .theme-toggle span:last-child {
    display: none;
  }

  .theme-toggle {
    width: 42px;
    height: 42px;
    justify-content: center;
    padding: 0;
  }

  .hero {
    min-height: auto;
  }

  .hero-copy {
    padding-top: 72px;
    padding-bottom: 72px;
  }

  .hero h1 {
    font-size: 56px;
  }

  .hero-links {
    grid-template-columns: repeat(2, max-content);
  }

  .portrait-frame {
    min-height: 470px;
  }

  .portrait-frame figcaption {
    flex-direction: column;
    gap: 4px;
  }

  .section-heading,
  .paper-toolbar {
    grid-template-columns: 1fr;
    display: grid;
    align-items: start;
    gap: 25px;
  }

  .stat-grid,
  .theme-grid,
  .research-map,
  .finding-preview-grid,
  .methods-map,
  .people-grid,
  .teaching-grid,
  .alumni-list,
  .join-panel,
  .footer-shell {
    grid-template-columns: 1fr;
  }

  .featured-spotlight,
  .browse-controls {
    grid-template-columns: 1fr;
  }

  .featured-metric {
    min-height: 390px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .featured-metric strong {
    margin-top: 90px;
  }

  .featured-copy h2 {
    margin-top: 55px;
  }

  .finding-preview-card,
  .method-card {
    min-height: 320px;
  }

  .browse-statuses {
    justify-content: flex-start;
  }

  .stat-card {
    min-height: 180px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

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

  .theme-card,
  .map-card,
  .map-card:nth-child(2) {
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
  }

  .map-card:last-child {
    border-bottom: 0;
  }

  .paper-toolbar {
    gap: 25px;
  }

  .filter-group {
    justify-content: flex-start;
  }

  .paper-row {
    grid-template-columns: 48px minmax(0, 1fr);
    gap: 16px;
  }

  .person-card {
    min-height: auto;
    grid-template-columns: 62px 1fr;
    gap: 18px;
    padding: 22px;
  }

  .person-avatar {
    width: 62px;
  }

  .alumni-list li {
    min-height: 62px;
  }

  .join-panel {
    gap: 30px;
  }

  .teaching-column + .teaching-column {
    margin-top: 40px;
  }

  .featured-course {
    min-width: 0;
  }

  .teaching-resources-grid {
    grid-template-columns: 1fr;
  }

  .featured-course-visual {
    border-top: 1px solid rgba(21, 20, 15, 0.28);
  }

  .featured-course-visual span {
    min-height: 110px;
  }

  .youtube-resource-mark {
    min-height: 190px;
    border-top: 1px solid var(--line);
  }

  .teaching-column li {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .presentation-template-row,
  .presentation-year-group,
  .presentation-item {
    grid-template-columns: 1fr;
  }

  .presentation-template-row,
  .presentation-year-group {
    gap: 24px;
  }

  .presentation-item {
    gap: 14px;
  }

  .footer-shell {
    gap: 35px;
  }
}

@media (max-width: 430px) {
  .hero-links {
    grid-template-columns: max-content;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}