* { box-sizing: border-box; }

html { scroll-behavior: smooth; color-scheme: light; }

body {
  margin: 0;
  background: var(--paper-50);
  color: var(--ink-950);
  font-family: var(--font-interface);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
a, button { -webkit-tap-highlight-color: transparent; touch-action: manipulation; }

:focus-visible { outline: 2px solid var(--blue-600); outline-offset: 4px; }

.shell {
  width: min(var(--content-max), calc(100% - var(--content-gutter) - var(--content-gutter)));
  margin-inline: auto;
}

.skip-link {
  position: fixed; z-index: 100; top: 12px; left: 16px; transform: translateY(-180%);
  padding: 10px 14px; background: var(--paper-50); color: var(--ink-950); border-radius: var(--radius-control);
  transition: transform 160ms var(--ease-out);
}
.skip-link:focus { transform: translateY(0); }

.site-header { position: absolute; z-index: 20; inset: 0 0 auto; color: var(--white); }
.site-header__inner { display: flex; align-items: center; justify-content: space-between; min-height: 88px; }
.brand { display: inline-flex; gap: 12px; align-items: center; font-size: 13px; font-weight: 600; letter-spacing: .16em; text-transform: uppercase; }
.brand__mark { display: grid; width: 34px; height: 34px; place-items: center; border: 1px solid currentColor; border-radius: 50%; font-family: var(--sans); font-size: 22px; font-weight: 500; letter-spacing: 0; }
.brand__wordmark { opacity: .92; }
.site-nav { display: flex; align-items: center; gap: 32px; }
.site-nav__list { display: flex; gap: 24px; padding: 0; margin: 0; list-style: none; }
.site-nav__link { position: relative; padding: 9px 0; color: rgba(255,255,255,.74); font-size: 12px; font-weight: 600; letter-spacing: .06em; transition: color 180ms ease-out; }
.site-nav__link::after { position: absolute; right: 0; bottom: 2px; left: 0; height: 1px; background: var(--blue-600); content: ""; transform: scaleX(0); transform-origin: right; transition: transform 180ms var(--ease-out); }
.site-nav__link:hover, .site-nav__link.is-active { color: var(--white); }
.site-nav__link.is-active::after, .site-nav__link:hover::after { transform: scaleX(1); transform-origin: left; }
.language-switch { display: inline-flex; align-items: center; gap: 7px; padding: 9px 0; color: rgba(255,255,255,.74); font: 600 11px/1 var(--mono); letter-spacing: .08em; }
.language-switch:hover { color: var(--white); }
.language-switch__option { opacity: .48; transition: opacity 160ms ease-out, color 160ms ease-out; }
.language-switch__option.is-active { opacity: 1; color: currentColor; text-decoration: underline; text-decoration-color: var(--blue-600); text-decoration-thickness: 1px; text-underline-offset: 4px; }
.language-switch__divider { opacity: .34; }
.menu-toggle { display: none; border: 0; background: transparent; color: inherit; cursor: pointer; }

/* Content pages sit on paper rather than artwork. Keep the same structure, but
   switch the header to an ink-on-paper treatment so navigation remains readable. */
.page:not(.page--home) .site-header { background: var(--paper-50); border-bottom: 1px solid var(--line); color: var(--ink-950); }
.page:not(.page--home) .site-header .site-nav__link { color: var(--ink-700); }
.page:not(.page--home) .site-header .site-nav__link:hover,
.page:not(.page--home) .site-header .site-nav__link.is-active { color: var(--ink-950); }
.page:not(.page--home) .site-header .language-switch { color: var(--ink-700); }
.page:not(.page--home) .site-header .language-switch:hover { color: var(--ink-950); }
.page:not(.page--home) main { padding-top: var(--page-start); }

.hero { position: relative; height: 100svh; min-height: 100svh; overflow: hidden; isolation: isolate; background: #11263d; color: var(--white); }
.hero__art { position: absolute; z-index: -2; inset: -3%; pointer-events: none; background: var(--hero-art) center / cover no-repeat; animation: hero-breathe 46s ease-in-out infinite alternate; will-change: transform; }
/* F · 圆呼吸：只有左侧那两个纯色圆动，其余全是静止的画。
   每层是「不透明圆盘 + 渐隐光晕」，静止时严丝合缝地盖在原画上；因为它
   的不透明部分越过圆盘边界 6%，放大时永远遮得住底下那个原圆，所以不可
   能露出重影 —— 这也是动效选择缩放而不是位移的原因。
   外层承接指针（--orb-scale），内层跑自发呼吸（scale 属性），两者相乘叠加。 */
.hero__orbs { position: absolute; z-index: -1; inset: 0; pointer-events: none; }
.hero__orb {
  position: absolute; inset: 0;
  transform: scale(var(--orb-scale, 1));
  transition: transform 560ms var(--ease-out);
  will-change: transform;
}
.hero__orb-disc {
  position: absolute; inset: -3%;
  background-image: var(--orb-image, none);
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  animation: hero-orb-breathe 14.6s ease-in-out var(--orb-delay, 0s) infinite alternate;
}
@keyframes hero-orb-breathe {
  from { scale: 1; }
  to   { scale: 1.032; }
}
/* A · 透镜看画：鼠标是放大镜，光圈内放大并提亮，与画作直接交互 */
.hero__lens { position: absolute; inset: 0; z-index: 0; pointer-events: none; opacity: 0; transition: opacity 260ms var(--ease-out); }
.hero__lens.is-active { opacity: 1; }
.hero__lens-clip { position: absolute; inset: 0; clip-path: circle(var(--lens-r) at var(--mx) var(--my)); }
.hero__lens-clip::after { content: ""; position: absolute; inset: 0; background: rgba(10, 20, 34, .16); }
.hero__lens-zoom { position: absolute; inset: -3%; background: var(--hero-art) center / cover no-repeat; transform: scale(1.55); transform-origin: calc(var(--mx) + 2.83%) calc(var(--my) + 2.83%); filter: brightness(1.62) saturate(1.05) contrast(1.04); animation: hero-breathe-lens 46s ease-in-out infinite alternate; }
.hero__lens-ring {
  position: absolute; left: var(--mx); top: var(--my);
  width: calc(var(--lens-r) * 2); height: calc(var(--lens-r) * 2);
  transform: translate(-50%, -50%);
  border: 1.5px solid rgba(255,255,255,.85);
  border-radius: 50%;
  box-shadow: 0 0 0 1px rgba(16,25,35,.45), 0 22px 60px rgba(0,0,0,.42), inset 0 0 46px rgba(255,255,255,.10);
}
.hero__lens-ring::after {
  content: "";
  position: absolute; left: 50%; top: 50%;
  width: 13px; height: 13px;
  transform: translate(-50%, -50%);
  background: linear-gradient(rgba(255,255,255,.92), rgba(255,255,255,.92)) center / 1px 13px no-repeat,
              linear-gradient(rgba(255,255,255,.92), rgba(255,255,255,.92)) center / 13px 1px no-repeat;
  mix-blend-mode: difference;
}
.hero__wash, .hero__grain { position: absolute; inset: 0; pointer-events: none; }
.hero__wash { z-index: -1; background: linear-gradient(135deg, rgba(14, 22, 44, .75) 0%, rgba(17, 25, 45, .22) 54%, rgba(11, 16, 28, .68) 100%), var(--hero-overlay); animation: hero-wash-breathe 46s ease-in-out infinite alternate; }
.hero__grain { z-index: -1; opacity: .13; background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 160 160' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.32'/%3E%3C/svg%3E"); mix-blend-mode: soft-light; }
.hero__inner { position: relative; z-index: 1; display: grid; height: 100%; min-height: 100svh; grid-template-rows: 1fr; padding-top: 118px; padding-bottom: 30px; transition: opacity 360ms var(--ease-out), transform 360ms var(--ease-out); }
.hero.is-scrolled .hero__inner { opacity: .9; transform: translateY(-10px); }
.hero__content { display: flex; width: min(1120px, 100%); flex-direction: column; align-items: center; align-self: center; justify-self: center; margin: 0; padding: clamp(42px, 6vh, 76px) 0; text-align: center; }
.eyebrow, .section-label { margin: 0 0 20px; color: var(--blue-600); font: 600 11px/1.2 var(--mono); letter-spacing: .14em; text-transform: uppercase; }
.eyebrow--light { color: #c6dced; }
h1, h2, h3, p { margin-top: 0; }
.hero h1 { max-width: min(1080px, 96%); margin-bottom: 24px; color: var(--white); font-size: clamp(2rem, 4vw, 3.6rem); font-weight: 500; line-height: 1.12; letter-spacing: -.03em; text-wrap: balance; text-shadow: 0 2px 28px rgba(8,16,28,.55); }
.hero h1 strong { font-weight: 700; }
.hero__summary { max-width: 720px; margin-bottom: 28px; color: rgba(255,255,255,.88); font-size: clamp(1rem, 1.4vw, 1.2rem); line-height: 1.45; text-wrap: balance; text-shadow: 0 1px 18px rgba(8,16,28,.6); }
.hero__actions { display: flex; align-items: center; justify-content: center; gap: 26px; }
.hero h1, .hero__summary, .hero__actions { opacity: 0; transform: translateY(12px); animation: hero-rise 640ms var(--ease-out) forwards; }
.hero h1 { animation-delay: 160ms; }
.hero__summary { animation-delay: 320ms; }
.hero__actions { animation-delay: 430ms; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 14px; min-height: 48px; padding: 13px 28px; border: 1px solid transparent; border-radius: var(--radius-control); font-size: 11px; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; transition: background-color 180ms ease-out, color 180ms ease-out, border-color 180ms ease-out, transform 180ms ease-out; }
.button:hover { transform: translateY(-2px); }
.button:active { transform: translateY(0); }
.button--light { background: var(--white); color: var(--ink-950); }
.button--light:hover { background: #edf4fa; }
.button--accent { background: var(--blue-600); color: var(--white); }
.button--accent:hover { background: var(--blue-700); }
/* E · 取色换装：hero 内主 CTA 穿上鼠标所在画作的颜色，文字色随明暗自动切换；
   加一道细边框，避免取样到深色时按钮融进暗背景 */
.hero .button--accent { border-color: rgba(255,255,255,.28); background: var(--hero-accent); color: var(--hero-accent-ink); transition: background-color 320ms var(--ease-out), color 320ms var(--ease-out), border-color 320ms var(--ease-out), filter 180ms var(--ease-out), transform 180ms var(--ease-out); }
.hero .button--accent:hover { background: var(--hero-accent); filter: brightness(1.12); }
.button--dark { background: var(--ink-950); color: var(--white); }
.button--dark:hover { background: var(--blue-700); }
.text-link { display: inline-flex; align-items: center; gap: 10px; color: var(--blue-700); font-size: 12px; font-weight: 700; }
.text-link span, .button span { font-size: 16px; line-height: 1; }
.text-link--light { color: var(--white); }
.text-link:hover span, .button:hover span { transform: translate(2px, -2px); }
.text-link span, .button span { transition: transform 180ms var(--ease-out); }

@keyframes hero-breathe {
  from { transform: scale(1.02) translate3d(0, 0, 0); }
  to { transform: scale(1.07) translate3d(-.45%, .25%, 0); }
}

/* 放大镜内的画面与底层同步呼吸，避免两幅画错位 */
@keyframes hero-breathe-lens {
  from { transform: scale(1.58) translate3d(0, 0, 0); }
  to { transform: scale(1.66) translate3d(-.45%, .25%, 0); }
}

@keyframes hero-wash-breathe {
  from { opacity: .98; }
  to { opacity: .88; }
}

@keyframes hero-rise {
  to { opacity: 1; transform: translateY(0); }
}

.section { padding: var(--space-10) 0; }
.section--intro { padding-top: 120px; }
.section-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 24px; }
.section-grid--intro .section-label { grid-column: 1 / span 2; }
.section-copy { grid-column: 4 / span 7; }
.section-copy h2, .section-heading h2, .page-intro-grid h1, .closing h2 { margin-bottom: 24px; font: 500 clamp(2.35rem, 4.2vw, 4.6rem)/1.06 var(--sans); letter-spacing: -.02em; text-wrap: balance; }
.section-copy p { max-width: 580px; color: var(--ink-700); font-size: 1.08rem; }
.section--research { padding-top: 80px; background: var(--paper-50); }
.section-heading { display: grid; grid-template-columns: 2fr 6fr auto; align-items: end; gap: 24px; margin-bottom: 50px; }
.section-heading .section-label { align-self: start; }
.section-heading h2 { max-width: 680px; margin-bottom: 0; }
.research-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.research-card, .feature-card { position: relative; min-height: 300px; padding: 26px; border: 1px solid var(--line); border-radius: var(--radius-card); background: var(--paper-50); transition: transform 220ms var(--ease-out), box-shadow 220ms var(--ease-out), border-color 220ms ease-out; }
.research-card:hover, .feature-card:hover { border-color: rgba(36,95,145,.54); box-shadow: var(--shadow-soft); transform: translateY(-5px); }
.research-card__index, .feature-card__index { display: block; margin-bottom: 72px; color: var(--blue-600); font: 600 12px/1 var(--mono); }
.research-card__meta { display: block; margin-bottom: 12px; color: var(--ink-500); font: 10px/1.3 var(--mono); letter-spacing: .12em; text-transform: uppercase; }
.research-card h3, .feature-card h2 { max-width: 260px; margin-bottom: 12px; font-size: 1.35rem; line-height: 1.1; letter-spacing: -.025em; }
.research-card p, .feature-card p { max-width: 270px; margin-bottom: 0; color: var(--ink-700); font-size: .92rem; line-height: 1.5; }
.research-card__arrow, .feature-card__arrow { position: absolute; right: 26px; bottom: 24px; color: var(--blue-600); font-size: 19px; transition: transform 180ms var(--ease-out); }
.research-card:hover .research-card__arrow, .feature-card:hover .feature-card__arrow { transform: translate(3px, -3px); }

.signal-band { padding: 60px 0; background: var(--ink-950); color: var(--white); }
.signal-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.signal { display: flex; align-items: baseline; gap: 16px; padding-right: 24px; border-right: 1px solid rgba(255,255,255,.18); }
.signal:last-child { border-right: 0; }
.signal strong { font: 500 clamp(2.5rem, 5vw, 4.8rem)/1 var(--sans); letter-spacing: -.025em; }
.signal span { color: rgba(255,255,255,.64); font: 10px/1.3 var(--mono); letter-spacing: .1em; text-transform: uppercase; }

.section--updates { padding-top: 110px; }
.updates-layout { display: grid; grid-template-columns: 4fr 7fr; gap: 70px; }
.updates-layout .section-heading { display: block; margin-bottom: 0; }
.updates-layout .section-heading h2 { max-width: 470px; margin-bottom: 0; }
.updates-list { border-top: 1px solid var(--line-strong); }
.update-row { display: grid; grid-template-columns: 1.2fr 4fr 1.1fr 20px; align-items: center; gap: 16px; min-height: 86px; border-bottom: 1px solid var(--line); transition: color 160ms ease-out, padding 180ms var(--ease-out); }
.update-row:hover { padding-inline: 9px; color: var(--blue-700); }
.update-row__type, .update-row time { color: var(--ink-500); font: 10px/1.3 var(--mono); letter-spacing: .1em; text-transform: uppercase; }
.update-row__title { font-size: 1rem; font-weight: 600; }
.update-row > span:last-child { justify-self: end; font-size: 18px; }

.closing { padding: 120px 0 140px; background: var(--blue-100); }
.closing__inner { max-width: 780px; margin-left: max(32px, calc((100% - 1240px) / 2 + 25%)); }
.closing h2 { max-width: 730px; }
.closing p:not(.section-label) { max-width: 470px; margin-bottom: 32px; color: var(--ink-700); }

.site-footer { padding: 46px 0 52px; background: var(--ink-950); color: var(--white); }
.site-footer__grid { display: flex; justify-content: space-between; gap: 40px; }
.footer-kicker { margin-bottom: 8px; font: 500 2rem/1.1 var(--sans); letter-spacing: .01em; }
.footer-note { max-width: 360px; margin-bottom: 0; color: rgba(255,255,255,.56); font-size: .82rem; }
.footer-meta { display: flex; flex-direction: column; align-items: flex-end; gap: 7px; color: rgba(255,255,255,.56); font: 10px/1.35 var(--mono); letter-spacing: .06em; text-align: right; }
.footer-meta a:hover { color: var(--white); }

.section--page-intro { padding-top: 180px; padding-bottom: 90px; background: var(--paper-50); }
.page-intro-grid { display: grid; grid-template-columns: 2fr 8fr; gap: 40px; }
.page-intro-grid h1 { max-width: 820px; margin-bottom: 28px; font-size: clamp(3rem, 6.2vw, 6.6rem); }
.page-intro__body { max-width: 590px; margin-bottom: 0; color: var(--ink-700); font-size: 1.08rem; }
.section--cards { padding-top: 20px; }
.cards-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.feature-card { min-height: 330px; }
.feature-card__index { margin-bottom: 96px; }
.feature-card h2 { font-size: 1.6rem; }

.section--publications { padding-top: var(--section-start); }
.publications-timeline { position: relative; max-width: none; margin: 30px auto; }
.publications-timeline::before { position: absolute; top: 0; bottom: 0; left: 234px; width: 3px; border-radius: 2px; background: var(--blue-600); content: ""; }
.publication-year-group { position: relative; display: grid; grid-template-columns: 204px 1px minmax(0, 1fr); gap: 30px; margin-bottom: 45px; }
.publication-year-group:last-child { margin-bottom: 0; }
.publication-year-marker { padding-top: 2px; text-align: right; }
.publication-year-marker span { display: inline-flex; width: 204px; justify-content: center; padding: 14px 18px; border-radius: 10px; background: var(--blue-600); color: var(--white); font: 700 16px/1.15 var(--sans); letter-spacing: .01em; }
.publication-year-rail { position: relative; }
.publication-year-rail::before { position: absolute; top: -10px; left: 50%; z-index: 1; width: 18px; height: 18px; border: 3px solid var(--blue-600); border-radius: 50%; background: var(--paper-50); content: ""; transform: translate(-50%, 0); }
.publication-year-rail::after { position: absolute; top: -2px; left: 50%; z-index: 2; width: 8px; height: 8px; border-radius: 50%; background: var(--blue-600); content: ""; transform: translate(-50%, 0); }
.publication-year-items { min-width: 0; }
.publication-item { position: relative; display: grid; grid-template-columns: 32px minmax(0, 1fr); gap: 12px; padding: 0 0 1px; margin-bottom: 18px; }
.publication-item:last-child { padding-bottom: 0; margin-bottom: 0; border-bottom: 0; }
.publication-item__number { padding-top: 1px; color: var(--ink-950); font: 700 15px/1.5 var(--sans); text-align: right; }
.publication-item__body { min-width: 0; }
.publication-item__citation { margin: 0; color: var(--ink-700); font: 400 16px/1.5 var(--sans); text-align: justify; }
.publication-item__citation em { font-style: italic; }
.publication-item__citation a { color: var(--blue-700); text-decoration: none; }
.publication-item__citation a:hover { text-decoration: underline; }

.section--news { padding-top: clamp(34px, 5vw, 64px); padding-bottom: var(--space-10); }
.news-index__header {
  position: relative;
  display: flex;
  align-items: end;
  justify-content: space-between;
  min-height: 124px;
  padding-bottom: 26px;
  border-bottom: 1px solid var(--line-strong);
  overflow: hidden;
}
.news-index__header h1 {
  position: relative;
  z-index: 1;
  margin: 0;
  color: var(--ink-950);
  font-size: clamp(3rem, 7vw, 5.8rem);
  font-weight: 500;
  line-height: .92;
  letter-spacing: -.055em;
}
.news-index__header-mark {
  position: absolute;
  right: 4%;
  bottom: -54px;
  width: 154px;
  height: 154px;
  border: 1px solid rgba(36,95,145,.3);
  border-radius: 50%;
}
.news-index__header-mark::before,
.news-index__header-mark::after {
  position: absolute;
  content: "";
}
.news-index__header-mark::before {
  top: 50%;
  right: -34px;
  left: -34px;
  height: 1px;
  background: var(--blue-600);
  opacity: .42;
}
.news-index__header-mark::after {
  top: 50%;
  left: 50%;
  width: 10px;
  height: 10px;
  border: 2px solid var(--blue-600);
  border-radius: 50%;
  background: var(--paper-50);
  transform: translate(-50%, -50%);
}
.news-list { position: relative; }
.news-list::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 196px;
  width: 1px;
  background: var(--line-strong);
  content: "";
  pointer-events: none;
}
.news-entry { position: relative; }
.news-entry__link {
  position: relative;
  display: grid;
  grid-template-columns: 164px 1px minmax(0, 1fr);
  gap: 32px;
  min-height: 154px;
  min-width: 0;
  padding: 30px 24px 30px 0;
  border-bottom: 1px solid var(--line);
  color: inherit;
  isolation: isolate;
  text-decoration: none;
  transition: color 180ms var(--ease-out), background-color 180ms var(--ease-out), box-shadow 180ms var(--ease-out);
}
.news-entry__link::before {
  position: absolute;
  z-index: -1;
  inset: 0;
  background: var(--blue-100);
  content: "";
  opacity: 0;
  transform: scaleX(.04);
  transform-origin: left;
  transition: opacity 180ms var(--ease-out), transform 240ms var(--ease-out);
}
.news-entry__link:hover,
.news-entry__link:focus-visible {
  color: var(--ink-950);
  box-shadow: inset 3px 0 0 var(--blue-600);
}
.news-entry__link:hover::before,
.news-entry__link:focus-visible::before { opacity: 1; transform: scaleX(1); }
.news-entry__link:focus-visible { outline: 2px solid var(--blue-600); outline-offset: 3px; }
.news-entry__date {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-top: 3px;
  color: var(--ink-500);
  font: 500 13px/1.2 var(--mono);
  letter-spacing: .08em;
}
.news-entry__number {
  color: var(--blue-600);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .14em;
}
.news-entry__rail { position: relative; z-index: 1; display: block; }
.news-entry__rail::before {
  position: absolute;
  top: 8px;
  left: 50%;
  width: 10px;
  height: 10px;
  border: 2px solid var(--blue-600);
  border-radius: 50%;
  background: var(--paper-50);
  content: "";
  transform: translateX(-50%);
  transition: background-color 180ms var(--ease-out), transform 180ms var(--ease-out);
}
.news-entry--featured .news-entry__rail::before {
  width: 12px;
  height: 12px;
  border-width: 2px;
  background: var(--blue-600);
  transform: translate(-50%, -1px);
}
.news-entry__link:hover .news-entry__rail::before,
.news-entry__link:focus-visible .news-entry__rail::before {
  background: var(--blue-600);
  transform: translate(-50%, -1px) scale(1.16);
}
.news-entry__body {
  position: relative;
  z-index: 1;
  min-width: 0;
  padding-right: 52px;
}
.news-entry__body h2 {
  max-width: 940px;
  margin: 0 0 10px;
  font-size: clamp(1.45rem, 2.35vw, 2.35rem);
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: -.035em;
  text-wrap: balance;
  overflow-wrap: anywhere;
}
.news-entry__body p {
  max-width: 820px;
  margin: 0;
  color: var(--ink-700);
  font-size: .96rem;
  line-height: 1.5;
  overflow-wrap: anywhere;
}
.news-entry__arrow {
  position: absolute;
  top: 4px;
  right: 0;
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  border: 1px solid transparent;
  color: var(--blue-600);
  font-size: 20px;
  line-height: 1;
  transition: background-color 180ms var(--ease-out), border-color 180ms var(--ease-out), transform 180ms var(--ease-out);
}
.news-entry__link:hover .news-entry__arrow,
.news-entry__link:focus-visible .news-entry__arrow {
  border-color: rgba(36,95,145,.3);
  background: var(--paper-50);
  transform: translate(3px, -3px);
}

.section--timeline { padding-top: var(--section-start); }
.timeline-list { position: relative; max-width: none; margin-inline: auto; }
.timeline-list::before { position: absolute; top: 0; bottom: 0; left: 208px; width: 1px; background: var(--line-strong); content: ""; }
.timeline-item { position: relative; display: grid; grid-template-columns: 208px minmax(0, 1fr); gap: 36px; padding: 0 0 64px; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before { position: absolute; top: 19px; left: 203px; z-index: 1; width: 9px; height: 9px; border: 1px solid var(--blue-600); border-radius: 50%; background: var(--paper-50); content: ""; }
.timeline-item__meta { padding: 14px 28px 0 0; text-align: right; }
.timeline-item__meta .section-label { margin-bottom: 12px; }
.timeline-item__meta h2 { margin-bottom: 12px; font: 500 clamp(1.35rem, 2vw, 2rem)/1.15 var(--sans); letter-spacing: -.012em; }
.timeline-item__meta time { color: var(--ink-500); font: 11px/1.3 var(--mono); letter-spacing: .08em; }
.timeline-item__gallery { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; min-width: 0; }
.timeline-item__gallery figure { overflow: hidden; margin: 0; border-radius: var(--radius-card); background: var(--paper-200); }
.timeline-item__gallery figure:only-child { grid-column: 1 / -1; }
.timeline-item__gallery picture { display: block; width: 100%; height: 100%; }
.timeline-item__gallery img { display: block; width: 100%; height: auto; aspect-ratio: 16 / 10; object-fit: cover; transition: transform 400ms var(--ease-out); }
.timeline-item__gallery figure:hover img { transform: scale(1.015); }

.section--profile { padding-top: var(--section-start); }
.profile-layout { display: grid; grid-template-columns: minmax(280px, 4fr) 6fr; gap: clamp(40px, 8vw, 120px); align-items: start; }
.portrait-placeholder { display: grid; aspect-ratio: 3 / 4; place-items: center; max-width: 460px; border-radius: var(--radius-panel); background: var(--paper-200); color: var(--blue-700); box-shadow: var(--shadow-soft); }
.portrait-placeholder span { font: 500 clamp(4rem, 10vw, 9rem)/1 var(--sans); letter-spacing: -.02em; }
.portrait-placeholder--image { overflow: hidden; background: var(--paper-200); }
.portrait-placeholder--image img { width: 100%; height: 100%; object-fit: cover; object-position: center top; }
.profile-copy { max-width: 600px; padding-top: 38px; }
.profile-copy h2 { margin-bottom: 8px; font: 400 clamp(2.3rem, 4vw, 4rem)/1.05 var(--font-interface); letter-spacing: -.02em; text-wrap: balance; }
.profile-role { margin-bottom: 34px; color: var(--blue-700); font: 11px/1.3 var(--mono); letter-spacing: .11em; text-transform: uppercase; }
.profile-copy > p:not(.section-label):not(.profile-role) { color: var(--ink-700); font-size: 1.08rem; }
.detail-list { display: grid; gap: 12px; padding: 26px 0 0; margin: 34px 0 0; border-top: 1px solid var(--line); list-style: none; color: var(--ink-700); font-size: .92rem; }
.profile-section { margin-top: 42px; }
.profile-section .section-label { margin-bottom: 0; }
.detail-list--section { padding-top: 18px; margin-top: 14px; }

.section--people { padding-top: var(--section-start); }
.people-groups { display: grid; gap: 64px; }
.people-group { display: block; }
.people-group__heading { margin-bottom: 20px; }
.people-group__heading h2 { margin-bottom: 0; font: 500 clamp(1.85rem, 2.6vw, 2.8rem)/1.1 var(--font-interface); letter-spacing: -.018em; }
.people-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.people-grid.people-grid--count-1 { grid-template-columns: minmax(0, 292px); max-width: 292px; }
.people-grid.people-grid--count-2 { grid-template-columns: repeat(2, minmax(0, 292px)); max-width: 600px; }
.people-grid.people-grid--count-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); max-width: 908px; }
.person-card { display: grid; grid-template-rows: auto 1fr; min-width: 0; min-height: 254px; padding: 15px 14px 16px; border: 1px solid var(--line); border-radius: var(--radius-control); background: var(--paper-50); box-shadow: var(--shadow-card); text-align: center; }
.person-card__avatar { display: grid; width: 100%; aspect-ratio: 4 / 5; place-items: center; border-radius: 4px; background: var(--paper-200); color: var(--blue-700); font: 500 clamp(1.8rem, 3vw, 2.6rem)/1.1 var(--sans); letter-spacing: -.01em; }
.person-card__avatar--image { overflow: hidden; background: var(--paper-200); }
.person-card__avatar--image picture { display: block; width: 100%; height: 100%; }
.person-card__avatar--image img { width: 100%; height: 100%; object-fit: cover; object-position: center top; transition: transform 180ms var(--ease-out), filter 180ms var(--ease-out); }
.person-card__body { min-width: 0; align-self: start; }
.person-card h3 { margin-bottom: 6px; font-size: .86rem; line-height: 1.25; letter-spacing: -.01em; }
.person-card p { margin-bottom: 0; color: var(--ink-500); font-size: .71rem; line-height: 1.4; }
.person-card__portrait-link { display: block; width: 112px; margin: 0 auto 12px; padding: 0; border: 0; background: transparent; color: inherit; font: inherit; text-decoration: none; border-radius: 4px; cursor: zoom-in; }
.person-card > .person-card__avatar { width: 112px; margin: 0 auto 12px; }
.person-card__name-link { color: inherit; text-decoration: none; transition: color 150ms var(--ease-out); }
.person-card__email { display: block; margin-top: 10px; color: var(--blue-700); font-size: .69rem; line-height: 1.35; overflow-wrap: anywhere; text-decoration-thickness: 1px; text-underline-offset: 2px; }
.person-card__email span { display: block; margin-bottom: 1px; color: var(--ink-500); font: 600 9px/1.3 var(--mono); letter-spacing: .08em; text-transform: uppercase; text-decoration: none; }
.person-card__portrait-link:focus-visible, .person-card__name-link:focus-visible, .person-card__email:focus-visible { outline: 2px solid var(--blue-600); outline-offset: 3px; }

.people-group--alumni { display: block; }
.people-group--alumni .people-group__heading { margin-bottom: 22px; }
.people-group--alumni .people-group__heading h2 { font-size: clamp(1.9rem, 2.5vw, 2.8rem); }
.alumni-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
.alumni-card { min-width: 0; border: 1px solid var(--line); border-radius: var(--radius-control); background: var(--paper-50); box-shadow: var(--shadow-card); overflow: hidden; }
.alumni-card__trigger { display: grid; width: 100%; min-height: 142px; gap: 3px; align-content: center; padding: 14px 16px 16px; border: 0; border-radius: inherit; background: transparent; color: var(--ink-950); font: inherit; text-align: center; cursor: pointer; transition: background-color 150ms var(--ease-out); }
.alumni-card__name { min-width: 0; margin: 0 0 5px; font: 600 .88rem/1.32 var(--sans); letter-spacing: -.01em; }
.alumni-card__role, .alumni-card__destination, .alumni-card__email { margin: 0; font-size: .71rem; line-height: 1.4; overflow-wrap: anywhere; }
.alumni-card__role { color: var(--ink-700); }
.alumni-card__destination { color: var(--ink-500); }
.alumni-card__email { color: var(--blue-700); }
.alumni-card__trigger:focus-visible, .alumni-profile-dialog button:focus-visible, .alumni-profile-dialog a:focus-visible { outline: 2px solid var(--blue-600); outline-offset: 3px; }

.has-alumni-dialog { overflow: hidden; }
.alumni-profile-dialog { width: min(720px, calc(100% - 32px)); max-width: none; max-height: calc(100dvh - 32px); padding: 0; border: 0; border-radius: var(--radius-panel); background: var(--paper-50); color: var(--ink-950); box-shadow: var(--shadow-overlay); overflow: hidden; }
.alumni-profile-dialog::backdrop { background: rgba(8, 20, 37, .72); }
.alumni-profile-dialog__surface { position: relative; }
.alumni-profile-dialog__icon-close { position: absolute; z-index: 2; top: 12px; right: 12px; display: grid; width: 44px; height: 44px; padding: 0; place-items: center; border: 1px solid rgba(255,255,255,.6); border-radius: 50%; background: rgba(8,20,37,.72); color: #fff; cursor: pointer; }
.alumni-profile-dialog__icon-close svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-linecap: round; stroke-width: 1.6; }
.alumni-profile-dialog__figure { margin: 0; }
.alumni-profile-dialog__stage { display: grid; min-height: min(52dvh, 460px); max-height: min(62dvh, 620px); place-items: center; background: var(--paper-200); overflow: auto; }
.alumni-profile-dialog__stage img { display: block; max-width: 100%; max-height: min(62dvh, 620px); width: auto; height: auto; object-fit: contain; }
.alumni-profile-dialog__stage img[hidden] { display: none; }
.alumni-profile-dialog__caption { display: flex; gap: 24px; align-items: end; justify-content: space-between; padding: 18px 20px 20px; border-top: 1px solid var(--line); }
.alumni-profile-dialog__details { min-width: 0; }
.alumni-profile-dialog__caption .section-label { margin-bottom: 4px; }
.alumni-profile-dialog__caption h3 { margin: 0 0 7px; font: 500 clamp(1.15rem, 2vw, 1.45rem)/1.25 var(--sans); letter-spacing: -.02em; }
.alumni-profile-dialog__role, .alumni-profile-dialog__destination { margin: 0; color: var(--ink-700); font-size: .78rem; line-height: 1.5; }
.alumni-profile-dialog__destination { color: var(--ink-500); }
.alumni-profile-dialog__email { display: inline-block; margin-top: 6px; color: var(--blue-700); font-size: .76rem; line-height: 1.4; text-decoration-thickness: 1px; text-underline-offset: 2px; overflow-wrap: anywhere; }
.alumni-profile-dialog__role[hidden], .alumni-profile-dialog__destination[hidden], .alumni-profile-dialog__email[hidden] { display: none; }
.alumni-profile-dialog__close { min-height: 44px; padding: 0 18px; border: 1px solid var(--line-strong); border-radius: var(--radius-control); background: var(--paper-50); color: var(--ink-950); font: 600 .75rem/1 var(--sans); cursor: pointer; }

@media (hover: hover) and (pointer: fine) {
  .person-card__portrait-link:hover .person-card__avatar--image img { transform: scale(1.025); filter: saturate(.94) contrast(1.02); }
  .person-card__name-link:hover, .person-card__email:hover { color: var(--blue-600); }
  .alumni-card__trigger:hover { background: rgba(26, 91, 153, .035); }
  .alumni-card__trigger:hover .alumni-card__name { color: var(--blue-700); }
  .alumni-profile-dialog__icon-close:hover { background: rgba(8,20,37,.88); }
  .alumni-profile-dialog__close:hover { border-color: var(--blue-600); color: var(--blue-700); }
}

.reveal { opacity: 1; transform: translateY(0); transition: opacity 420ms var(--ease-out), transform 420ms var(--ease-out); }
.reveal.reveal--pending { opacity: 0; transform: translateY(14px); }
.reveal.reveal--pending.is-visible { opacity: 1; transform: translateY(0); }

@media (max-width: 1180px) {
  .people-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .alumni-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 980px) {
  .shell {
    width: min(var(--content-max-tablet), calc(100% - var(--content-gutter-tablet) - var(--content-gutter-tablet)));
  }
  .site-header__inner { min-height: 76px; }
  .menu-toggle { display: inline-flex; align-items: center; gap: 12px; min-height: 44px; padding: 10px 0; font: 600 11px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; }
  .menu-toggle__icon { display: grid; gap: 5px; width: 19px; }
  .menu-toggle__icon i { display: block; height: 1px; background: currentColor; transition: transform 180ms ease-out; }
  .has-nav-open { overflow: hidden; }
  .site-nav { position: absolute; top: 70px; right: 20px; left: 20px; display: none; padding: 18px 20px 22px; border: 1px solid rgba(255,255,255,.22); border-radius: var(--radius-card); background: rgba(15, 18, 27, .95); box-shadow: 0 20px 45px rgba(0,0,0,.25); overscroll-behavior: contain; }
  .site-nav.is-open { display: block; }
  .site-nav__list { display: grid; gap: 4px; }
  .site-nav__link { display: block; padding: 12px 0; }
  .language-switch { display: inline-block; margin-top: 12px; }
  .page:not(.page--home) .site-nav { border-color: var(--line-strong); background: var(--paper-50); }
  .hero__inner { padding-top: 100px; }
  .hero__content { width: 100%; padding-block: 48px; }
  .hero h1 { max-width: 820px; }
  .section-grid--intro .section-label { grid-column: 1 / span 3; }
  .section-copy { grid-column: 4 / -1; }
  .section-heading { grid-template-columns: 1fr; gap: 18px; }
  .section-heading .text-link { margin-top: 4px; }
  .research-grid, .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .research-card:last-child, .feature-card:last-child { grid-column: span 2; }
  .updates-layout { grid-template-columns: 1fr; gap: 52px; }
  .closing__inner { margin-left: auto; }
  .profile-layout { grid-template-columns: minmax(220px, 1fr) 1.2fr; gap: 36px; }
  .people-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .alumni-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
  .timeline-list::before { left: 180px; }
  .timeline-item { grid-template-columns: 180px minmax(0, 1fr); gap: 28px; }
  .timeline-item::before { left: 175px; }
  .publications-timeline { margin: 30px auto; }
  .publications-timeline::before { left: 202px; }
  .publication-year-group { grid-template-columns: 180px 1px minmax(0, 1fr); gap: 22px; }
  .publication-year-marker span { width: 180px; font-size: 15px; }
  .news-list::before { left: 164px; }
  .news-entry__link { grid-template-columns: 136px 1px minmax(0, 1fr); gap: 24px; }
}

@media (max-width: 620px) {
  .shell { width: calc(100% - var(--content-gutter-mobile) - var(--content-gutter-mobile)); }
  .brand__wordmark { display: none; }
  .hero { height: auto; min-height: 100svh; }
  .hero__inner { min-height: 100svh; padding-top: 84px; padding-bottom: 22px; }
  .hero__content { padding-block: 36px; }
  .hero h1 { max-width: 380px; margin-bottom: 18px; font-size: clamp(1.8rem, 8.5vw, 2.7rem); line-height: 1.16; }
  .hero__summary { max-width: 340px; margin-bottom: 24px; font-size: .96rem; }
  .hero__actions { gap: 20px; }
  .section { padding: 78px 0; }
  .section--intro { padding-top: 80px; }
  .section-grid { display: block; }
  .section-grid--intro .section-label { margin-bottom: 28px; }
  .section-copy h2, .section-heading h2, .closing h2 { font-size: clamp(2.55rem, 12vw, 4.2rem); }
  .research-grid, .cards-grid, .people-grid { grid-template-columns: 1fr; }
  .alumni-grid { grid-template-columns: 1fr; }
  .research-card:last-child, .feature-card:last-child { grid-column: auto; }
  .research-card, .feature-card { min-height: 270px; }
  .research-card__index, .feature-card__index { margin-bottom: 65px; }
  .signal-grid { grid-template-columns: 1fr; gap: 25px; }
  .signal { padding: 0 0 22px; border-right: 0; border-bottom: 1px solid rgba(255,255,255,.18); }
  .signal:last-child { padding-bottom: 0; border-bottom: 0; }
  .update-row { grid-template-columns: 1fr 20px; gap: 7px 14px; min-height: 102px; padding: 16px 0; }
  .update-row__title { grid-column: 1; grid-row: 2; }
  .update-row time { grid-column: 1; grid-row: 1; justify-self: end; }
  .update-row > span:last-child { grid-column: 2; grid-row: 1 / span 2; }
  .site-footer__grid { display: grid; gap: 30px; }
  .footer-meta { align-items: flex-start; text-align: left; }
  .page:not(.page--home) main { padding-top: var(--page-start-mobile); }
  .section--news { padding-top: 28px; padding-bottom: var(--space-8); }
  .news-index__header { min-height: 94px; padding-bottom: 20px; }
  .news-index__header h1 { font-size: clamp(2.8rem, 14vw, 4.5rem); }
  .news-index__header-mark { right: -18px; bottom: -62px; width: 142px; height: 142px; }
  .news-list::before { left: 8px; }
  .news-entry__link {
    grid-template-columns: 1px minmax(0, 1fr);
    gap: 20px;
    min-height: 0;
    padding: 26px 0 28px 28px;
  }
  .news-entry__date { grid-column: 2; grid-row: 1; flex-direction: row; align-items: baseline; gap: 14px; padding-top: 0; }
  .news-entry__rail { grid-column: 1; grid-row: 1 / span 2; }
  .news-entry__rail::before { top: 4px; }
  .news-entry--featured .news-entry__rail::before { top: 2px; }
  .news-entry__body { grid-column: 2; grid-row: 2; padding-right: 36px; }
  .news-entry__body h2 { margin-bottom: 9px; font-size: clamp(1.35rem, 6.4vw, 2rem); line-height: 1.12; }
  .news-entry--featured .news-entry__link { min-height: 0; }
  .news-entry--featured .news-entry__body h2 { font-size: clamp(1.65rem, 8vw, 2.45rem); }
  .news-entry__body p { font-size: .9rem; line-height: 1.52; }
  .news-entry__arrow { top: 0; right: 0; width: 26px; height: 26px; font-size: 18px; }
  .timeline-list::before { left: 0; }
  .timeline-item { grid-template-columns: 1fr; gap: 18px; padding-left: 24px; }
  .timeline-item::before { top: 22px; left: -5px; }
  .timeline-item__meta { padding: 0; text-align: left; }
  .timeline-item__meta h2 { font-size: clamp(1.65rem, 8vw, 2.6rem); }
  .timeline-item__gallery { order: -1; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
  .timeline-item__gallery figure { aspect-ratio: 4 / 3; }
  .timeline-item__gallery img { width: 100%; height: 100%; object-fit: cover; }
  .section--publications { padding-top: 22px; }
  .publications-timeline { margin: 22px auto; padding-left: 18px; }
  .publications-timeline::before { left: 0; width: 3px; }
  .publication-year-group { display: block; margin-bottom: 42px; }
  .publication-year-marker { padding-top: 0; margin: 0 0 20px 16px; text-align: left; }
  .publication-year-marker span { width: 88px; padding: 9px 12px; border-radius: 8px; font-size: 11px; }
  .publication-year-rail { position: absolute; top: 0; left: 0; width: 1px; height: 1px; }
  .publication-year-rail::before { top: -10px; left: 0; width: 16px; height: 16px; }
  .publication-year-rail::after { top: -2px; left: 0; width: 7px; height: 7px; }
  .publication-year-items { padding-left: 16px; }
  .publication-item { grid-template-columns: 28px minmax(0, 1fr); gap: 8px; padding-bottom: 0; margin-bottom: 20px; }
  .publication-item__number { padding-top: 0; font-size: 14px; }
  .publication-item__citation { font-size: .94rem; line-height: 1.55; text-align: left; }
  .profile-layout { display: block; }
  .portrait-placeholder { max-width: none; margin-bottom: 40px; }
  .profile-copy { padding-top: 0; }
  .people-groups { gap: 52px; }
  .people-group__heading { margin-bottom: 14px; }
  .people-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
  .people-grid.people-grid--count-1,
  .people-grid.people-grid--count-2,
  .people-grid.people-grid--count-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); max-width: none; }
  .person-card { min-height: 226px; padding: 12px 10px 13px; }
  .person-card__portrait-link, .person-card > .person-card__avatar { width: 86px; margin-bottom: 10px; }
  .person-card h3 { font-size: .8rem; }
  .person-card p { font-size: .67rem; }
  .person-card__email { margin-top: 7px; font-size: .64rem; }
  .people-group--alumni .people-group__heading { margin-bottom: 14px; }
  .alumni-grid { gap: 0; border-top: 1px solid var(--line-strong); }
  .alumni-card { border: 0; border-bottom: 1px solid var(--line); border-radius: 0; box-shadow: none; }
  .alumni-card__trigger { min-height: 66px; gap: 3px; align-content: center; padding: 10px 0 12px; text-align: left; }
  .alumni-card__name { margin-bottom: 0; font-size: .88rem; }
  .alumni-card__role { color: var(--ink-500); font-size: .72rem; }
  .alumni-card__destination, .alumni-card__email { display: none; }
  .alumni-profile-dialog { width: calc(100% - 20px); max-height: calc(100dvh - 20px); border-radius: 10px; }
  .alumni-profile-dialog__stage { min-height: 44dvh; max-height: 62dvh; }
  .alumni-profile-dialog__stage img { max-height: 62dvh; }
  .alumni-profile-dialog__caption { align-items: end; padding: 14px 16px 16px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
  .hero__art, .hero__wash { animation: none !important; }
  .hero h1, .hero__summary, .hero__actions { opacity: 1; transform: none; animation: none !important; }
  .hero.is-scrolled .hero__inner { opacity: 1; transform: none; }
  .hero__lens { display: none; }
  .hero__art { animation: none !important; }
  .hero__lens-zoom { animation: none !important; }
}

@media (hover: none), (pointer: coarse) {
  .hero__lens { display: none; }
}

@media print { .alumni-profile-dialog { display: none; } }

/* Code & Platform: Blueprint Atlas resource index */
.section--resources { padding-top: clamp(28px, 4vw, 52px); padding-bottom: var(--space-9); }
.resource-groups { display: grid; gap: clamp(64px, 7vw, 88px); }
.resource-group {
  position: relative;
  display: grid;
  grid-template-columns: minmax(210px, .34fr) 1px minmax(0, 1fr);
  column-gap: clamp(26px, 4vw, 54px);
  align-items: stretch;
}
.resource-group__heading {
  position: relative;
  grid-column: 1;
  min-height: 238px;
  display: flex;
  align-items: center;
  padding: 32px;
  overflow: hidden;
  background: var(--ink-950);
  color: var(--white);
  box-shadow: var(--shadow-card);
}
.resource-group:nth-child(2) .resource-group__heading {
  border: 1px solid rgba(36,95,145,.18);
  background: var(--blue-100);
  color: var(--ink-950);
  box-shadow: none;
}
.resource-group__heading::before {
  position: absolute;
  inset: 14px;
  border: 1px solid rgba(255,255,255,.2);
  content: "";
  pointer-events: none;
}
.resource-group:nth-child(2) .resource-group__heading::before { border-color: rgba(36,95,145,.18); }
.resource-group__heading::after {
  position: absolute;
  right: -34px;
  bottom: -60px;
  width: 180px;
  height: 180px;
  border: 1px solid rgba(255,255,255,.26);
  border-radius: 50%;
  content: "";
}
.resource-group:nth-child(2) .resource-group__heading::after { border-color: rgba(36,95,145,.22); }
.resource-group__shape {
  position: absolute;
  top: -62px;
  left: -54px;
  width: 168px;
  height: 168px;
  border: 1px solid rgba(255,255,255,.28);
  border-radius: 50%;
}
.resource-group:nth-child(2) .resource-group__shape { border-color: rgba(36,95,145,.24); }
.resource-group__shape::before {
  position: absolute;
  top: 83px;
  left: -18px;
  width: 204px;
  height: 1px;
  background: currentColor;
  content: "";
  opacity: .22;
}
.resource-group__shape::after {
  position: absolute;
  top: 38px;
  left: 38px;
  width: 90px;
  height: 90px;
  border: 1px solid currentColor;
  border-radius: 50%;
  content: "";
  opacity: .22;
}
.resource-group__number {
  position: absolute;
  z-index: 2;
  top: 23px;
  right: 25px;
  display: inline-grid;
  width: 36px;
  height: 23px;
  place-items: center;
  border: 1px solid currentColor;
  color: inherit;
  font: 600 10px/1 var(--mono);
  letter-spacing: .14em;
}
.resource-group__heading h2 {
  position: relative;
  z-index: 1;
  max-width: 320px;
  margin: 0;
  font-size: clamp(2rem, 3.5vw, 3.25rem);
  font-weight: 500;
  line-height: 1.02;
  letter-spacing: -.045em;
  text-wrap: balance;
}
.resource-group__axis {
  position: relative;
  grid-column: 2;
  grid-row: 1;
  display: block;
  background: var(--line-strong);
}
.resource-group__axis::before {
  position: absolute;
  top: 22px;
  left: 50%;
  width: 9px;
  height: 9px;
  border: 2px solid var(--blue-600);
  border-radius: 50%;
  background: var(--paper-50);
  content: "";
  transform: translateX(-50%);
}
.resource-group__axis::after {
  position: absolute;
  right: 50%;
  bottom: 0;
  width: 7px;
  height: 7px;
  background: var(--blue-600);
  content: "";
  transform: translate(50%, 50%) rotate(45deg);
}
.resource-group:nth-child(1) .resource-group__axis { background: var(--blue-600); }
.resource-group > .resource-list,
.resource-group > .resource-category-grid { grid-column: 3; min-width: 0; }
.resource-category-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(24px, 4vw, 48px); align-items: stretch; }
.resource-category { min-width: 0; }
.resource-category:nth-child(2) { padding: 0 18px 22px; border: 1px solid var(--line); background: var(--paper-100); }
.resource-category .resource-list { border-top: 1px solid var(--line); }
.resource-category:nth-child(2) .resource-list { border-top-color: var(--blue-600); }
.resource-list { border-top: 1px solid var(--line); }
.resource-row {
  position: relative;
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr) 28px;
  gap: 16px;
  align-items: center;
  min-height: 78px;
  padding: 18px 10px 18px 0;
  border-bottom: 1px solid var(--line);
  color: inherit;
  text-decoration: none;
  transition: color 180ms var(--ease-out), padding 180ms var(--ease-out), background-color 180ms var(--ease-out), box-shadow 180ms var(--ease-out);
}
.resource-row::after {
  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;
  height: 2px;
  background: var(--blue-600);
  content: "";
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms var(--ease-out);
}
.resource-row:hover,
.resource-row:focus-visible {
  padding-inline: 12px;
  color: var(--ink-950);
  background: var(--blue-100);
  box-shadow: inset 3px 0 0 var(--blue-600);
}
.resource-row:hover::after,
.resource-row:focus-visible::after { transform: scaleX(1); }
.resource-row:focus-visible { outline: 2px solid var(--blue-600); outline-offset: 3px; }
.resource-row__index {
  display: inline-grid;
  width: 28px;
  height: 28px;
  place-items: center;
  border: 1px solid var(--line-strong);
  color: var(--blue-600);
  font: 600 10px/1 var(--mono);
  letter-spacing: .08em;
  transition: background-color 180ms var(--ease-out), border-color 180ms var(--ease-out), color 180ms var(--ease-out);
}
.resource-row:hover .resource-row__index,
.resource-row:focus-visible .resource-row__index { border-color: var(--blue-600); background: var(--blue-600); color: var(--white); }
.resource-row__body { display: flex; align-items: baseline; min-width: 0; }
.resource-row__body strong { font-size: clamp(1.35rem, 2.1vw, 1.9rem); font-weight: 500; letter-spacing: -.03em; }
.resource-row__meta { color: var(--ink-500); font: 600 10px/1.2 var(--mono); letter-spacing: .12em; text-transform: uppercase; }
.resource-row__summary { max-width: 620px; color: var(--ink-500); font-size: .88rem; line-height: 1.5; }
.resource-row__arrow { display: grid; width: 28px; height: 28px; place-items: center; justify-self: end; border: 1px solid transparent; color: var(--blue-600); font-size: 18px; transition: transform 180ms var(--ease-out), border-color 180ms var(--ease-out), background-color 180ms var(--ease-out); }
.resource-row:hover .resource-row__arrow,
.resource-row:focus-visible .resource-row__arrow { border-color: rgba(36,95,145,.3); background: var(--paper-50); transform: translate(3px, -3px); }
@media (max-width: 980px) {
  .resource-group { grid-template-columns: minmax(180px, .38fr) 1px minmax(0, 1fr); column-gap: 26px; }
  .resource-group__heading { min-height: 210px; padding: 26px; }
  .resource-group__heading h2 { font-size: clamp(1.85rem, 4vw, 2.7rem); }
  .resource-category-grid { gap: 22px; }
}
@media (max-width: 760px) {
  .section--resources { padding-top: 24px; padding-bottom: var(--space-8); }
  .resource-groups { gap: 56px; }
  .resource-group { grid-template-columns: 1fr; gap: 18px; }
  .resource-group__heading { grid-column: 1; min-height: 148px; padding: 26px 22px; }
  .resource-group__heading h2 { max-width: none; font-size: 2.15rem; }
  .resource-group__axis { grid-column: 1; grid-row: auto; width: 100%; height: 1px; }
  .resource-group__axis::before { top: 50%; left: 28px; transform: translate(-50%, -50%); }
  .resource-group__axis::after { top: 50%; right: 0; bottom: auto; transform: translate(50%, -50%) rotate(45deg); }
  .resource-group > .resource-list,
  .resource-group > .resource-category-grid { grid-column: 1; }
  .resource-category-grid { grid-template-columns: 1fr; gap: 24px; }
  .resource-category:nth-child(2) { padding: 0 14px 18px; }
  .resource-row { grid-template-columns: 34px minmax(0, 1fr) 24px; gap: 12px; min-height: 64px; padding-block: 16px; }
  .resource-row__body strong { font-size: 1.1rem; }
  .resource-row__arrow { width: 24px; height: 24px; }
  .resource-row__summary { font-size: .82rem; }
}

/* Shared academic profile composition. Both faculty pages use one centered
   introduction and one continuous reading axis, echoing the compact legacy
   CV without restoring its second navigation bar or dated typography. */
.academic-profile {
  padding-top: clamp(32px, 4.5vw, 58px);
  padding-bottom: clamp(78px, 9vw, 124px);
}
.academic-profile__shell { max-width: 1040px; }
.academic-profile__hero {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}
.academic-profile__portrait {
  display: block;
  width: 180px;
  margin: 0 auto 26px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--paper-100);
  box-shadow: 0 14px 34px rgba(16, 25, 35, .09);
}
.academic-profile__portrait--leader { aspect-ratio: 3 / 4; }
.academic-profile__portrait--zhouke { aspect-ratio: 4 / 5; }
.academic-profile__portrait img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}
.academic-profile__portrait--leader img { object-fit: contain; }
.academic-profile__portrait > span {
  display: grid;
  width: 100%;
  height: 100%;
  place-items: center;
  color: var(--blue-700);
  font: 500 3.5rem/1 var(--sans);
}
.academic-profile__identity h1 {
  margin: 0 0 9px;
  color: var(--ink-950);
  font: 600 clamp(1.75rem, 3.2vw, 2.35rem)/1.15 var(--font-interface);
  letter-spacing: -.03em;
  text-wrap: balance;
}
.academic-profile__name-secondary {
  display: inline-block;
  margin-left: .32em;
  color: var(--ink-500);
  font-size: .62em;
  font-weight: 500;
  letter-spacing: 0;
}
.academic-profile__role,
.academic-profile__affiliation,
.academic-profile__office {
  margin: 0;
  color: var(--ink-700);
  font-size: .93rem;
  line-height: 1.65;
}
.academic-profile__role { color: var(--blue-700); font-weight: 600; }
.academic-profile__email {
  display: inline-block;
  min-height: 40px;
  padding: 8px 0;
  color: var(--blue-700);
  font-size: .86rem;
  line-height: 1.4;
  text-decoration-color: rgba(36, 95, 145, .38);
  text-underline-offset: 3px;
  overflow-wrap: anywhere;
}
.academic-profile__email:focus-visible {
  outline: 2px solid var(--blue-600);
  outline-offset: 3px;
  border-radius: 2px;
}
.academic-profile__office { color: var(--ink-500); font-size: .8rem; }
.academic-profile__stats {
  display: flex;
  justify-content: center;
  margin: 17px auto 0;
  padding: 0;
}
.academic-profile__stats > div {
  display: flex;
  gap: 7px;
  align-items: baseline;
  padding: 0 20px;
}
.academic-profile__stats > div + div { border-left: 1px solid var(--line); }
.academic-profile__stats dt {
  color: var(--ink-950);
  font: 600 .92rem/1 var(--sans);
  font-variant-numeric: tabular-nums;
}
.academic-profile__stats dd {
  margin: 0;
  color: var(--ink-500);
  font-size: .72rem;
  line-height: 1.3;
}
.academic-profile__content {
  max-width: 940px;
  margin: clamp(54px, 7vw, 82px) auto 0;
}
.academic-profile__section + .academic-profile__section {
  margin-top: clamp(40px, 5vw, 58px);
}
.academic-profile__section-heading,
.zhouke-profile-content h2 {
  display: flex;
  gap: 12px;
  align-items: center;
  color: var(--ink-950);
  font: 600 1.08rem/1.3 var(--font-interface);
  letter-spacing: -.012em;
  text-wrap: balance;
}
.academic-profile__section-heading { margin: 0 0 13px; }
.zhouke-profile-content h2 { margin: clamp(42px, 5vw, 58px) 0 13px; }
.academic-profile__section-heading::after,
.zhouke-profile-content h2::after {
  min-width: 32px;
  height: 1px;
  flex: 1;
  background: var(--line);
  content: "";
}
.academic-profile__section-heading h2 { margin: 0; font: inherit; }
.academic-profile__marker,
.zhouke-profile-content h2::before {
  width: 22px;
  height: 2px;
  flex: 0 0 22px;
  background: var(--blue-600);
  content: "";
}
.leader-timeline,
.leader-numbered,
.leader-citations {
  margin: 0;
  padding: 0;
  list-style: none;
}
.leader-timeline__item {
  display: grid;
  grid-template-columns: 164px minmax(0, 1fr);
  gap: 26px;
  padding: 8px 30px;
}
.leader-timeline__item time {
  padding-top: 1px;
  color: var(--ink-500);
  font: 500 .8rem/1.55 var(--sans);
  font-variant-numeric: tabular-nums;
  overflow-wrap: anywhere;
}
.leader-timeline__body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(150px, .65fr);
  gap: 5px 26px;
}
.leader-timeline__body h3 {
  margin: 0;
  color: var(--ink-700);
  font: 400 .9rem/1.55 var(--font-interface);
}
.leader-timeline__org,
.leader-timeline__note {
  margin: 0;
  color: var(--ink-700);
  font-size: .86rem;
  line-height: 1.55;
}
.leader-timeline__note {
  grid-column: 1 / -1;
  color: var(--ink-500);
  font-size: .8rem;
}
.leader-numbered li,
.leader-citations li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 13px;
  padding: 8px 30px;
}
.leader-item-number {
  padding-top: 3px;
  color: var(--blue-600);
  font: 600 10px/1.3 var(--mono);
  letter-spacing: .05em;
}
.leader-numbered li p,
.leader-citations li p,
.leader-statement {
  margin: 0;
  color: var(--ink-700);
  font-size: .88rem;
  line-height: 1.65;
  overflow-wrap: anywhere;
}
.leader-citations li p { font-size: .84rem; }
.leader-statement { padding: 7px 30px; }
html[lang^="zh"] .academic-profile { font-family: var(--font-cjk); }
html[lang^="zh"] .academic-profile__identity h1,
html[lang^="zh"] .academic-profile__section-heading { letter-spacing: 0; }

@media (max-width: 760px) {
  .academic-profile__shell { max-width: 680px; }
  .leader-timeline__item { grid-template-columns: 138px minmax(0, 1fr); gap: 18px; padding-inline: 18px; }
  .leader-timeline__body { grid-template-columns: 1fr; gap: 2px; }
  .leader-timeline__note { grid-column: auto; }
  .leader-numbered li,
  .leader-citations li { padding-inline: 18px; }
  .leader-statement { padding-inline: 18px; }
}

@media (max-width: 520px) {
  .academic-profile { padding-top: 26px; padding-bottom: 78px; }
  .academic-profile__portrait { width: 138px; margin-bottom: 22px; }
  .academic-profile__identity h1 { font-size: 1.75rem; }
  .academic-profile__name-secondary { display: block; margin: 6px 0 0; font-size: .52em; }
  .academic-profile__stats > div { display: block; padding-inline: 14px; }
  .academic-profile__stats dt { margin-bottom: 4px; }
  .academic-profile__content { margin-top: 50px; }
  .academic-profile__section + .academic-profile__section { margin-top: 40px; }
  .academic-profile__section-heading,
  .zhouke-profile-content h2 { gap: 9px; font-size: 1rem; }
  .academic-profile__marker,
  .zhouke-profile-content h2::before { width: 18px; height: 2px; flex-basis: 18px; }
  .leader-timeline__item { grid-template-columns: 1fr; gap: 2px; padding: 7px 4px 12px 24px; }
  .leader-timeline__item time { color: var(--blue-700); font-size: .75rem; }
  .leader-numbered li,
  .leader-citations li { grid-template-columns: 24px minmax(0, 1fr); gap: 8px; padding: 8px 4px; }
  .leader-statement { padding: 8px 4px 0 24px; }
}