:root {
  --ink: #17313d;
  --muted: #536872;
  --navy: #102f3e;
  --teal: #006b64;
  --mint: #87deca;
  --line: #d8e2e3;
  --paper: #f2f6f5;
  --font:
    -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang TC',
    'Microsoft JhengHei', sans-serif;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
}
body {
  margin: 0;
  color: var(--ink);
  background: #fff;
  font: 16px/1.85 var(--font);
  -webkit-font-smoothing: antialiased;
}
a {
  color: inherit;
  text-underline-offset: 5px;
}
button {
  font: inherit;
}
img {
  max-width: 100%;
  height: auto;
}
h1,
h2,
h3,
h4,
p {
  margin: 0 0 1rem;
}
h1,
h2,
h3,
h4 {
  line-height: 1.45;
}
h2 {
  font-size: clamp(1.85rem, 3vw, 2.6rem);
  letter-spacing: 0.025em;
}
h3 {
  font-size: 1.25rem;
}
h4 {
  font-size: 1.05rem;
}
p:last-child {
  margin-bottom: 0;
}
.container {
  width: min(1200px, calc(100% - 80px));
  margin: auto;
}
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 20;
  background: #fffffff5;
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(16px);
}
.nav {
  min-height: 88px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  line-height: 1.4;
  font-size: 17px;
  letter-spacing: 0.06em;
  white-space: nowrap;
}
.brand b {
  color: var(--teal);
}
.brand small {
  display: block;
  font-size: 10px;
  letter-spacing: 0.18em;
  margin-top: 4px;
}
.brand-symbol {
  color: var(--teal);
  font-size: 38px;
}
.nav-links {
  display: flex;
  gap: 23px;
  font-size: 14px;
  font-weight: 600;
}
.nav-links a {
  text-decoration: none;
  padding: 8px 0;
}
.nav-links a:hover {
  color: var(--teal);
}
.menu-toggle {
  display: none;
}
.skip-link {
  position: fixed;
  left: 20px;
  top: -80px;
  padding: 10px;
  background: white;
  z-index: 50;
}
.skip-link:focus {
  top: 10px;
}
:focus-visible {
  outline: 3px solid #bd7616;
  outline-offset: 5px;
}
main {
  padding-top: 88px;
}
.hero {
  background: var(--navy);
  color: #fff;
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.28fr 1fr;
  align-items: center;
  gap: 32px;
  min-height: 650px;
  padding-block: 65px;
}
.eyebrow {
  font-size: 12px;
  letter-spacing: 0.17em;
  font-weight: 700;
  color: var(--teal);
  margin-bottom: 22px;
}
.hero .eyebrow,
.cfp-section .eyebrow,
.cfp-hero .eyebrow {
  color: var(--mint);
}
h1 {
  font-size: clamp(2.1rem, 3.3vw, 3rem);
  font-weight: 650;
  letter-spacing: 0.025em;
  margin-bottom: 20px;
}
.hero h1 > span {
  display: block;
  color: var(--mint);
  font-size: 1.45rem;
  letter-spacing: 0.08em;
  margin-bottom: 10px;
}
.english {
  font-size: 16px;
  color: #d2e4e7;
  line-height: 1.7;
  max-width: 470px;
}
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 24px;
  font-size: 16px;
  margin: 26px 0;
}
.hero-meta span:last-child {
  flex-basis: 100%;
}
.hero-organizers {
  display: flex;
  gap: 22px;
  border-top: 1px solid #45606b;
  padding-top: 20px;
  margin-top: 25px;
  font-size: 14px;
}
.hero-organizers > span {
  color: #b7d2d7;
}
.organizer {
  display: block;
}
.actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 28px;
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 25px;
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  padding: 12px 20px;
  border: 1px solid transparent;
  min-height: 48px;
  border-radius: 3px;
}
.light {
  color: var(--navy);
  background: #fff;
}
.outline {
  border-color: #8ca4ae;
  color: #dce8eb;
}
.primary {
  background: var(--teal);
  color: #fff;
}
.secondary {
  border-color: var(--line);
}
[aria-disabled='true'] {
  cursor: default;
  opacity: 0.72;
}
.text-link {
  font-size: 13px;
}
.hero-art {
  position: relative;
}
.hero-art img {
  display: block;
  width: 100%;
}
.art-caption {
  display: flex;
  justify-content: space-between;
  font-size: 10px;
  letter-spacing: 0.15em;
  border-top: 1px solid #47606c;
  padding-top: 18px;
  color: #bbd4d9;
}
.topic-strip {
  background: #e7f1ee;
  border-bottom: 1px solid var(--line);
}
.topic-strip .container {
  display: flex;
  justify-content: space-between;
  padding-block: 20px;
  color: var(--teal);
  font-size: 13px;
  letter-spacing: 0.16em;
}
.section {
  padding: 92px 0;
}
.split {
  display: grid;
  grid-template-columns: 1fr 1.55fr;
  gap: 85px;
}
.muted {
  color: var(--muted);
}
.facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  border-top: 1px solid var(--line);
  margin-top: 30px;
  padding-top: 25px;
}
.facts strong,
.facts span {
  display: block;
}
.facts strong {
  font-size: 32px;
  color: var(--teal);
  font-weight: 500;
}
.facts span {
  font-size: 12px;
  color: var(--muted);
}
.tinted {
  background: var(--paper);
}
.section-heading {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
}
.version {
  font-size: 12px;
  border: 1px solid #a2b7b7;
  padding: 5px 12px;
  border-radius: 3px;
  white-space: nowrap;
}
.notice {
  padding: 15px 20px;
  border-left: 3px solid #af813c;
  background: #fff7e9;
  font-size: 14px;
  color: #695028;
  margin: 10px 0 30px;
}
.agenda {
  border: 1px solid var(--line);
  background: white;
}
.session-header {
  background: var(--navy);
  color: white;
  padding: 25px 30px;
}
.session-header h3 {
  margin-bottom: 13px;
}
.session-label {
  color: var(--mint);
  letter-spacing: 0.05em;
  font-size: 13px;
  margin-bottom: 6px;
}
.session-host {
  font-size: 13px;
  color: #d2e1e4;
  margin-bottom: 4px;
}
.session-note {
  font-size: 12px;
  color: #f8d9a6;
  margin-top: 12px;
}
.agenda-row {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 25px;
  padding: 22px 30px;
  border-bottom: 1px solid var(--line);
}
.agenda-row:last-child {
  border-bottom: 0;
}
.agenda-row.break {
  background: #eaf0ed;
}
.agenda-time {
  font-variant-numeric: tabular-nums;
  font-size: 14px;
  white-space: nowrap;
  color: var(--teal);
  font-weight: 650;
}
.agenda-content h4 {
  margin-bottom: 5px;
}
.speaker-line {
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 0;
}
.item-note {
  color: #785b30;
  font-size: 12px;
  margin-top: 6px;
}
.badge {
  display: inline-block;
  border: 1px solid #d2dfe0;
  background: #f0f4f4;
  color: #52666d;
  padding: 1px 8px;
  border-radius: 3px;
  font-size: 11px;
  font-weight: 500;
  vertical-align: middle;
}
.confirmed {
  background: #e5f3ec;
  border-color: #b9dbcd;
  color: #176346;
}
.invited,
.pending {
  background: #fff3df;
  border-color: #ead6b3;
  color: #795619;
}
.speaker-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 32px;
}
.speaker-card {
  position: relative;
  border: 1px solid var(--line);
  padding: 26px;
  background: #fff;
  min-height: 180px;
}
.speaker-number {
  position: absolute;
  right: 20px;
  top: 21px;
  font-size: 12px;
  color: #698086;
}
.speaker-card h3 {
  margin: 20px 0 5px;
}
.speaker-card p {
  font-size: 13px;
  color: var(--muted);
}
.cfp-section {
  background: var(--teal);
  color: #fff;
}
.large-copy {
  font-size: 19px;
  line-height: 1.9;
}
.topic-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 24px 0 32px;
}
.topic-tags span {
  border: 1px solid #88aba5;
  padding: 5px 12px;
  font-size: 13px;
  border-radius: 3px;
}
.venue-name {
  font-size: 20px;
}
.venue-details {
  margin: 0;
}
.venue-details > div {
  display: grid;
  grid-template-columns: 125px 1fr;
  gap: 24px;
  padding: 19px 0;
  border-bottom: 1px solid var(--line);
}
dt {
  font-weight: 600;
  font-size: 14px;
}
dd {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}
footer {
  background: var(--navy);
  color: #bcd1d7;
  padding: 28px 0;
  font-size: 12px;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 20px;
}
.cfp-hero {
  background: var(--navy);
  color: white;
  padding: 75px 0;
}
.cfp-hero h1 {
  font-size: clamp(2rem, 5vw, 4rem);
}
.cfp-title {
  font-size: 24px;
}
.cfp-content {
  max-width: 880px;
}
.cfp-content h3 {
  margin-top: 35px;
}
.visual-preview {
  margin: 40px 0;
}
.visual-preview img {
  display: block;
}
.visual-preview figcaption {
  font-size: 12px;
  color: var(--muted);
  margin-top: 10px;
}
@media (min-width: 1400px) {
  .hero-grid {
    min-height: 700px;
  }
}
@media (max-width: 1100px) {
  .nav-links {
    gap: 14px;
  }
  .container {
    width: calc(100% - 48px);
  }
  .split {
    gap: 40px;
  }
  .hero-grid {
    gap: 18px;
  }
  .hero h1 {
    font-size: 2.35rem;
  }
}
@media (max-width: 1000px) {
  .menu-toggle {
    display: block;
    border: 1px solid var(--line);
    border-radius: 3px;
    background: white;
    padding: 6px 12px;
    font-size: 14px;
  }
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    padding: 16px 24px;
    box-shadow: 0 12px 18px #102f3e12;
    grid-template-columns: repeat(4, 1fr);
  }
  .nav-links.open {
    display: grid;
  }
  .hero-grid {
    grid-template-columns: 1.3fr 1fr;
  }
  .hero h1 {
    font-size: 2rem;
  }
  .speaker-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 700px) {
  html {
    scroll-padding-top: 88px;
  }
  .container {
    width: calc(100% - 40px);
  }
  .nav {
    min-height: 74px;
  }
  .brand {
    font-size: 14px;
  }
  .brand-symbol {
    font-size: 30px;
  }
  .brand small {
    font-size: 9px;
  }
  main {
    padding-top: 74px;
  }
  .hero-grid {
    grid-template-columns: 1fr;
    padding: 44px 0 28px;
    gap: 25px;
  }
  .hero h1 {
    font-size: clamp(1.7rem, 6.3vw, 2.5rem);
  }
  .hero-art {
    max-width: 380px;
    width: 100%;
    margin: auto;
  }
  .hero-art img {
    max-height: 300px;
  }
  .hero .eyebrow {
    font-size: 10px;
  }
  .english {
    font-size: 14px;
  }
  .hero-meta {
    font-size: 14px;
  }
  .hero-organizers {
    font-size: 13px;
  }
  .hero .text-link {
    flex-basis: 100%;
    margin-top: 8px;
  }
  .topic-strip .container {
    font-size: 11px;
    letter-spacing: 0;
    padding-block: 15px;
  }
  .section {
    padding: 55px 0;
  }
  .split {
    grid-template-columns: 1fr;
    gap: 25px;
  }
  .eyebrow {
    font-size: 10px;
    margin-bottom: 15px;
  }
  .section-heading {
    align-items: flex-start;
  }
  .version {
    font-size: 10px;
    padding: 4px 7px;
    margin-top: 30px;
  }
  .agenda-row {
    grid-template-columns: 1fr;
    gap: 6px;
    padding: 18px;
  }
  .session-header {
    padding: 22px 18px;
  }
  .agenda-content h4 {
    font-size: 15px;
  }
  .speaker-line {
    font-size: 13px;
  }
  .speaker-line .badge {
    margin-top: 5px;
  }
  .speaker-grid {
    gap: 12px;
  }
  .speaker-card {
    padding: 18px 14px;
  }
  .speaker-card h3 {
    font-size: 17px;
  }
  .speaker-card .badge {
    font-size: 10px;
    max-width: calc(100% - 12px);
  }
  .speaker-number {
    right: 7px;
    top: 8px;
    font-size: 9px;
  }
  .large-copy {
    font-size: 17px;
  }
  .footer-inner {
    flex-direction: column;
    gap: 6px;
  }
  .nav-links {
    grid-template-columns: repeat(2, 1fr);
    max-height: 70vh;
    overflow: auto;
  }
  .cfp-hero {
    padding: 45px 0;
  }
  .cfp-title {
    font-size: 20px;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}
@media print {
  .site-header,
  .skip-link,
  .actions {
    display: none;
  }
  main {
    padding: 0;
  }
  .section {
    padding: 25px 0;
  }
  .hero-grid {
    min-height: 0;
  }
  .hero-art {
    display: none;
  }
  .hero-grid,
  .split {
    display: block;
  }
  .agenda-row,
  .speaker-card {
    break-inside: avoid;
  }
  .container {
    width: 100%;
  }
  body {
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }
}

.guest-section {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}

/* Original organizer marks, displayed on a plain white background. */
.organizer-band {
  background: #fff;
  border-bottom: 1px solid var(--line);
}
.organizer-band-inner {
  display: flex;
  align-items: center;
  gap: 48px;
  padding-block: 32px;
}
.organizer-band-label {
  flex-shrink: 0;
  margin: 0;
  font-size: 15px;
  font-weight: 600;
}
.organizer-band-label small {
  display: block;
  color: var(--muted);
  font-size: 9px;
  letter-spacing: 0.14em;
  margin-top: 4px;
}
.organizer-logos {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 32px 56px;
}
.organizer-logos a {
  display: flex;
  align-items: center;
  min-height: 60px;
  max-width: 100%;
}
.organizer-logos img {
  display: block;
  object-fit: contain;
  height: auto;
}
.organizer-logos .nstc-logo {
  width: 340px;
}
.organizer-logos .taipower-logo {
  width: 260px;
}
@media (max-width: 700px) {
  .organizer-band-inner {
    align-items: flex-start;
    flex-direction: column;
    gap: 20px;
    padding-block: 26px;
  }
  .organizer-logos {
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
    width: 100%;
  }
  .organizer-logos .nstc-logo {
    width: min(320px, 100%);
  }
  .organizer-logos .taipower-logo {
    width: 240px;
  }
}

.speaker-portrait {
  width: 128px;
  height: 128px;
  overflow: hidden;
  border-radius: 50%;
  background: var(--paper);
  margin: 20px 0 0;
  grid-column: 2;
  grid-row: 1;
  align-self: start;
}
.speaker-portrait img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.speaker-card .photo-source {
  display: inline-block;
  margin-top: 18px;
  font-size: 11px;
  color: var(--teal);
}
.speaker-card.has-portrait {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 128px;
  gap: 18px;
}
.speaker-details {
  min-width: 0;
  grid-column: 1;
  grid-row: 1;
}
.speaker-card.has-portrait h3 {
  overflow-wrap: anywhere;
}
@media (max-width: 1100px) {
  [data-opening-guests].speaker-grid,
  [data-speakers].speaker-grid,
  [data-guests].speaker-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .speaker-card.has-portrait {
    grid-template-columns: minmax(0, 1fr) 100px;
    gap: 14px;
  }
  .speaker-portrait {
    width: 100px;
    height: 100px;
  }
}
@media (max-width: 700px) {
  [data-opening-guests].speaker-grid,
  [data-speakers].speaker-grid,
  [data-guests].speaker-grid {
    grid-template-columns: 1fr;
  }
}

.update-bar {
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}
.update-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-top: 14px;
  padding-bottom: 14px;
}
.update-inner p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}
.update-inner .button {
  padding: 8px 14px;
  font-size: 13px;
  flex-shrink: 0;
  cursor: pointer;
}
@media (max-width: 700px) {
  .update-inner {
    flex-wrap: wrap;
  }
}
@media print {
  .update-inner button {
    display: none;
  }
}

.coorganizer-logos .nsysu-logo {
  width: 84px;
  flex-shrink: 0;
}
.coorganizer-logos .mcut-logo {
  width: 320px;
  max-width: 100%;
}
.coorganizer-logos a {
  gap: 14px;
}
.university-name {
  color: var(--ink);
  font-size: 22px;
  font-weight: 600;
}
.university-name small {
  display: block;
  font-size: 10px;
  font-weight: 400;
}
@media (max-width: 700px) {
  .coorganizer-logos .nsysu-logo {
    width: 64px;
  }
  .university-name {
    font-size: 20px;
  }
}

.page-visits {
  padding-bottom: 28px;
  font-size: 13px;
}
.page-visits p {
  margin: 0 0 6px;
}
.page-visits small {
  opacity: 0.8;
}

.language-switch {
  display: flex;
  gap: 4px;
  flex-shrink: 0;
}
.language-switch button {
  padding: 7px 10px;
  background: white;
  border: 1px solid var(--line);
  color: var(--ink);
  cursor: pointer;
}
.language-switch button[aria-pressed='true'] {
  background: var(--teal);
  border-color: var(--teal);
  color: white;
}
html[lang='en'] .brand small {
  letter-spacing: 0;
  font-size: 9px;
}
html[lang='en'] .nav-links {
  gap: 14px;
  font-size: 13px;
}
html[lang='en'] .hero h1 {
  font-size: clamp(30px, 4vw, 54px);
  line-height: 1.2;
}
html[lang='en'] .hero .english {
  display: none;
}
html[lang='en'] .university-name {
  font-size: 17px;
}
html[lang='en'] .speaker-card h3 {
  overflow-wrap: anywhere;
}
@media (max-width: 1100px) {
  .update-inner {
    flex-wrap: wrap;
  }
}
@media (max-width: 700px) {
  html[lang='en'] .brand small {
    white-space: normal;
    max-width: 165px;
  }
  html[lang='en'] .organizer-band-inner {
    gap: 16px;
  }
  html[lang='en'] .university-name {
    max-width: 180px;
  }
}

.agenda-row.has-agenda-portrait {
  grid-template-columns: 150px minmax(0, 1fr) 72px;
}
.agenda-portrait {
  display: block;
  width: 72px;
  height: 72px;
  border-radius: 50%;
  overflow: hidden;
  align-self: center;
  background: var(--paper);
}
.agenda-portrait img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.agenda-portrait:hover {
  box-shadow: 0 0 0 3px var(--teal);
}
@media (max-width: 700px) {
  .agenda-row.has-agenda-portrait {
    grid-template-columns: minmax(0, 1fr) 48px;
    column-gap: 12px;
  }
  .has-agenda-portrait .agenda-time {
    grid-column: 1 / -1;
  }
  .agenda-portrait {
    width: 48px;
    height: 48px;
    grid-column: 2;
    grid-row: 2;
  }
}

.contact-profile {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-bottom: 24px;
}
.contact-profile [data-contact] {
  flex: 1;
  min-width: 0;
  margin: 0;
  overflow-wrap: anywhere;
}
.contact-portrait {
  display: block;
  flex-shrink: 0;
  width: 112px;
  height: 112px;
  border-radius: 50%;
  overflow: hidden;
}
.contact-portrait img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
@media (max-width: 700px) {
  .contact-profile {
    gap: 14px;
  }
  .contact-portrait {
    width: 72px;
    height: 72px;
  }
}

.visit-fields { display: flex; flex-wrap: wrap; gap: 12px 32px; }

/* Reserve the update bar's final layout before dynamic text arrives. */
.update-inner {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
}
.update-inner p { min-height: 2em; }
@media (max-width: 1100px) {
  .update-inner { grid-template-columns: minmax(0, 1fr) auto; }
  .update-inner .language-switch { grid-column: 1 / -1; }
}
@media (max-width: 700px) {
  .update-inner { grid-template-columns: minmax(0, 1fr); }
  .update-inner p { min-height: 3.7em; }
  .update-inner .button { justify-self: start; }
  .menu-toggle { min-width: 80px; }
}
.hero .english { min-height: 3.4em; }
.hero-meta { min-height: 4.1em; align-content: start; }
.hero-organizers [data-organizers] { min-height: 3.7em; }
@media (max-width: 380px) {
  .hero-meta { min-height: 6.4em; }
  .hero-organizers [data-organizers] { min-height: 5.55em; }
}

.program-background { margin-top: 48px; padding: 32px; border: 1px solid var(--line); background: var(--paper); }
.program-heading { display: flex; align-items: center; gap: 28px; margin-bottom: 24px; }
.program-heading h3 { font-size: clamp(22px, 2.5vw, 30px); line-height: 1.5; }
.program-heading .eyebrow { margin-bottom: 8px; }
.program-logo { width: 140px; height: 140px; object-fit: contain; flex-shrink: 0; }
.program-connection, .program-focus { border-left: 3px solid var(--teal); padding-left: 18px; }
.program-background h4 { font-size: 20px; margin-top: 32px; }
.research-groups { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; list-style: none; padding: 0; counter-reset: research; margin: 24px 0; }
.research-groups li { counter-increment: research; background: white; border: 1px solid var(--line); padding: 18px; }
.research-groups li::before { content: '0' counter(research); display: block; color: var(--teal); font-weight: 700; margin-bottom: 8px; }
.research-groups .is-microgrid { border: 2px solid var(--teal); background: #e8f4ef; }
.group-role { display: block; font-size: 12px; color: var(--teal); margin-top: 8px; }
.program-framework { margin: 28px 0 0; }
.program-framework img { display: block; width: 100%; height: auto; border: 1px solid var(--line); }
.program-framework figcaption { font-size: 13px; color: var(--muted); margin-top: 12px; }
.program-more { display: block; margin-top: 16px; }
@media (max-width: 700px) {
  .program-background { padding: 22px 18px; }
  .program-heading { align-items: flex-start; gap: 18px; }
  .program-logo { width: 88px; height: 88px; }
  .research-groups { grid-template-columns: 1fr; }
}
@media (max-width: 380px) { .program-heading { flex-direction: column; } }

.opening-guests-section { margin-bottom: 48px; }

.program-details { margin-top: 24px; border-top: 1px solid var(--line); padding-top: 18px; }
.program-details summary { cursor: pointer; color: var(--teal); font-weight: 600; padding: 8px 0; }
.program-details summary:focus-visible { outline: 2px solid var(--teal); outline-offset: 4px; }
.version { white-space: normal; overflow-wrap: anywhere; }
@media (max-width: 700px) {
  .section-heading { flex-direction: column; gap: 12px; }
  .section-heading .version { margin-top: 0; max-width: 100%; }
}

.feature-title { font-size: 20px; font-weight: 650; color: var(--teal); line-height: 1.5; }
.participation-summary { border-left: 3px solid var(--teal); padding: 12px 18px; margin: 24px 0; background: var(--paper); }
.participation-summary p { margin: 4px 0; }
.speaker-card .speaker-expertise { grid-column: 1 / -1; grid-row: 2; font-size: 12px; line-height: 1.7; margin-top: 16px; }
.speaker-expertise strong { color: var(--teal); font-size: 11px; }
.guide-question { border-bottom: 1px solid var(--line); padding: 16px 0; }
.guide-question summary { font-weight: 600; cursor: pointer; padding: 8px 0; }
.guide-question summary:focus-visible { outline: 2px solid var(--teal); outline-offset: 4px; }
.guide-question p { max-width: 850px; margin: 12px 0; }

/* Crawlable language links also work without JavaScript. */
.language-switch a { display: inline-block; padding: .35rem .6rem; border-radius: .25rem; text-decoration: none; color: inherit; }
.language-switch a[aria-current="page"] { background: var(--teal, #006f68); color: white; }

.website-version { color: #006f68; font-weight: 600; font-variant-numeric: tabular-nums; }
.update-inner p[data-update-status] { min-height: 3.7em; }
@media (max-width: 480px) { .update-inner p[data-update-status] { min-height: 5.4em; } }

/* Session introducer portrait, using the same official profile as the card. */
.session-portrait { float: right; margin: 0 0 12px 16px; }
.session-header::after { content: ""; display: block; clear: both; }

/* Opening guests share one portrait column in speaking order. */
.agenda-portraits { display: flex; flex-direction: column; gap: 12px; align-self: center; }
@media (max-width: 700px) {
  .agenda-portraits { grid-column: 2; grid-row: 2; gap: 10px; }
}

/* Preserve the complete institutional emblem in speaker and agenda slots. */
.institution-logo { border-radius: 0; background: #fff; }
.institution-logo img { object-fit: contain; padding: 4px; box-sizing: border-box; }

.panel-discussion { margin-top: 1.2rem; font-size: .95rem; line-height: 1.8; }