.ga-page {
  --ga-ink: #173e50; --ga-text: #304c59; --ga-muted: #516b77;
  --ga-blue: #147b9b; --ga-pink: #b52e67; --ga-gold: #b78c22;
  --ga-sky: #edf6f9; --ga-line: #d6e4e9; --ga-white: #fff;
  color: var(--ga-text); background: var(--ga-white);
  font-family: "Microsoft JhengHei", "PingFang TC", sans-serif;
  font-size: 17px; line-height: 1.85; text-align: left; overflow-wrap: break-word;
}
.ga-page *, .ga-page *::before, .ga-page *::after { box-sizing: border-box; }
.ga-page :where(h1,h2,h3,p,figure,dl,dd,ul) { margin: 0; }
.ga-page a { color: var(--ga-blue); text-underline-offset: .22em; }
.ga-page a:hover { text-decoration-thickness: 2px; }
.ga-page :where(a,summary):focus-visible { outline: 3px solid var(--ga-pink); outline-offset: 5px; border-radius: 3px; }
.ga-page img { max-width: 100%; height: auto; display: block; }
.ga-page :where(section,header) { scroll-margin-top: 24px; }
.ga-page .ga-container { width: min(1120px, calc(100% - 80px)); margin-inline: auto; }
.ga-page .ga-skip { position: absolute; left: 16px; top: 0; padding: 10px 16px; background: white; z-index: 10; transform: translateY(-150%); }
.ga-page .ga-skip:focus { transform: translateY(0); }
.ga-page .ga-top { background: white; border-bottom: 1px solid var(--ga-line); }
.ga-page .ga-top-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding-block: 18px; }
.ga-page .ga-brand { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--ga-ink); font-size: 13px; line-height: 1.55; }
.ga-page .ga-brand strong { display: block; font-size: 19px; letter-spacing: .04em; }
.ga-page .ga-brand-image { width: 37px; height: auto; }
.ga-page .ga-nav { display: flex; flex-wrap: wrap; justify-content: end; gap: 8px 24px; }
.ga-page .ga-nav a { font-size: 15px; font-weight: 700; text-decoration: none; color: var(--ga-text); padding-block: 8px; }
.ga-page .ga-nav a:hover { color: var(--ga-blue); text-decoration: underline; }
.ga-page .ga-hero { background: var(--ga-sky); border-bottom: 5px solid #c8e5ee; }
.ga-page .ga-hero-grid { display: grid; grid-template-columns: minmax(0,1fr) 330px; gap: 60px; align-items: center; padding-block: 56px 62px; }
.ga-page .ga-founded { display: inline-flex; align-items: center; gap: 20px; font-size: 15px; font-weight: 700; padding-left: 12px; border-left: 4px solid var(--ga-pink); margin-bottom: 20px; color: var(--ga-ink); }
.ga-page .ga-founded span { color: var(--ga-muted); font-size: 14px; font-weight: 400; }
.ga-page h1 { color: var(--ga-ink); font-size: clamp(32px,4.2vw,52px); font-weight: 800; line-height: 1.4; letter-spacing: .02em; }
.ga-page .ga-hero-line { font-family: "Noto Serif TC", "PMingLiU", serif; color: var(--ga-ink); font-size: 28px; line-height: 1.6; margin-top: 12px; }
.ga-page .ga-hero-description { max-width: 31em; margin-top: 22px; font-size: 18px; }
.ga-page .ga-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.ga-page .ga-button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 10px 22px; border: 1px solid var(--ga-blue); border-radius: 6px; font-size: 16px; font-weight: 700; text-decoration: none; }
.ga-page .ga-button-primary { color: white; background: var(--ga-blue); }
.ga-page .ga-button-primary:hover { background: #0b617c; }
.ga-page .ga-button-outline { background: white; color: var(--ga-blue); }
.ga-page .ga-button-outline:hover { background: #f6fbfd; }
.ga-page .ga-emblem { width: 100%; padding: 24px 28px 18px; background: white; border-radius: 14px; border-bottom: 5px solid #eed37d; }
.ga-page .ga-emblem img { width: 100%; }
.ga-page .ga-emblem figcaption { margin-top: 12px; text-align: center; font-size: 13px; color: var(--ga-muted); }
.ga-page .ga-section { padding-block: 68px; }
.ga-page .ga-section-label { color: var(--ga-blue); font-size: 15px; font-weight: 700; margin-bottom: 10px; }
.ga-page h2 { color: var(--ga-ink); font-size: clamp(25px,2.6vw,32px); line-height: 1.6; font-weight: 800; }
.ga-page h3 { color: var(--ga-ink); font-size: 21px; line-height: 1.6; }
.ga-page .ga-about-grid { display: grid; grid-template-columns: .8fr 1.5fr; gap: 74px; }
.ga-page .ga-prose p + p { margin-top: 18px; }
.ga-page .ga-heading-row { display: flex; justify-content: space-between; align-items: end; gap: 32px; }
.ga-page .ga-heading-note { font-size: 15px; color: var(--ga-muted); }
.ga-page .ga-work { background: #f6f9fb; }
.ga-page .ga-services { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 24px; margin-top: 30px; }
.ga-page .ga-service { border-top: 3px solid #89b7c6; padding-top: 18px; }
.ga-page .ga-service h3 { font-size: 19px; }
.ga-page .ga-service p { font-size: 16px; margin-top: 10px; }
.ga-page .ga-group-heading { margin-top: 44px; display: flex; align-items: baseline; gap: 20px; flex-wrap: wrap; }
.ga-page .ga-group-heading p { font-size: 15px; color: var(--ga-muted); }
.ga-page .ga-groups { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 22px; margin-top: 20px; }
.ga-page .ga-group { background: white; border: 1px solid var(--ga-line); border-top: 5px solid var(--ga-blue); padding: 25px 25px 28px; border-radius: 0 0 10px 10px; }
.ga-page .ga-group-pink { border-top-color: var(--ga-pink); }
.ga-page .ga-group-gold { border-top-color: var(--ga-gold); }
.ga-page .ga-group-theme { color: var(--ga-muted); font-size: 13px; }
.ga-page .ga-group h3 { margin-top: 5px; font-size: 24px; }
.ga-page .ga-group ul { padding-left: 1.2em; font-size: 15px; margin-top: 15px; }
.ga-page .ga-group li + li { margin-top: 9px; }
.ga-page .ga-details { font-size: 15px; }
.ga-page .ga-details summary { cursor: pointer; color: var(--ga-ink); font-weight: 700; padding-block: 15px; min-height: 48px; }
.ga-page .ga-details summary:hover { color: var(--ga-blue); }
.ga-page .ga-details[open] > summary { margin-bottom: 5px; }
.ga-page .ga-organization { margin-top: 22px; border-bottom: 1px solid var(--ga-line); }
.ga-page .ga-roles { padding: 4px 20px 22px; }
.ga-page .ga-roles > div { display: grid; grid-template-columns: 92px 1fr; gap: 20px; padding-block: 9px; }
.ga-page .ga-roles dt { font-weight: 700; color: var(--ga-ink); }
.ga-page .ga-leaders { margin-block: 30px; }
.ga-page .ga-leader { display: flex; align-items: center; gap: 20px; max-width: 548px; background: var(--ga-sky); padding: 18px 24px; border-radius: 6px; }
.ga-page .ga-leader-role { color: var(--ga-blue); font-weight: 700; padding-right: 20px; border-right: 1px solid #b6d3dd; }
.ga-page .ga-leader strong { display: block; color: var(--ga-ink); font-size: 20px; }
.ga-page .ga-leader-school { font-size: 14px; color: var(--ga-muted); }
.ga-page .ga-roster-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 22px; align-items: start; }
.ga-page .ga-roster-group { border: 1px solid var(--ga-line); border-radius: 8px; overflow: hidden; }
.ga-page .ga-roster-group summary { background: #f4f8fa; padding: 16px; font-size: 18px; }
.ga-page .ga-roster-group[open] > summary { margin-bottom: 0; }
.ga-page .ga-roster-count { color: var(--ga-muted); font-size: 14px; font-weight: 400; margin-left: 8px; }
.ga-page .ga-table { border-collapse: collapse; table-layout: fixed; width: 100%; font-size: 15px; line-height: 1.6; }
.ga-page .ga-table th { color: var(--ga-muted); text-align: left; font-size: 12px; font-weight: 700; padding: 12px 10px; border-bottom: 1px solid var(--ga-line); background: white; }
.ga-page .ga-table td { padding: 12px 10px; vertical-align: middle; border-bottom: 1px solid #e6eef2; }
.ga-page .ga-table tr:last-child td { border-bottom: 0; }
.ga-page .ga-table th:nth-child(1) { width: 24%; }
.ga-page .ga-table th:nth-child(2) { width: 32%; }
.ga-page .ga-table th:nth-child(3) { width: 44%; }
.ga-page .ga-table td:last-child { font-weight: 500; color: var(--ga-ink); }
.ga-page .ga-table .ga-member-lead td:first-child { font-weight: 700; }
.ga-page .ga-table .ga-member-lead td:last-child { font-size: 15px; font-weight: 700; }
.ga-page .ga-table .ga-member-deputy td:first-child { font-weight: 700; }
.ga-page .ga-table .ga-member-deputy td:last-child { font-size: 15px; font-weight: 700; }
.ga-page .ga-table .ga-member-regular td:last-child { font-size: 15px; font-weight: 500; }
.ga-page .ga-researchers { max-width: calc((100% - 44px) / 3); margin-top: 18px; }
.ga-page .ga-researcher { display: grid; grid-template-columns: 24% 32% 44%; padding: 12px 0; border-block: 1px solid var(--ga-line); font-size: 15px; line-height: 1.6; }
.ga-page .ga-researcher > span { padding-inline: 10px; }
.ga-page .ga-researcher-name { font-size: 15px; font-weight: 500; color: var(--ga-ink); }
.ga-page .ga-source-note { margin-top: 16px; font-size: 13px; color: var(--ga-muted); }
.ga-page .ga-learning { background: #f5f9fa; }
.ga-page .ga-photo-gallery { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 24px; align-items: start; margin-top: 28px; }
.ga-page .ga-exchange-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 42px; align-items: start; margin-top: 28px; }
.ga-page .ga-exchange-intro h3 { margin-bottom: 12px; }
.ga-page .ga-photo { background: white; padding: 12px; border: 1px solid var(--ga-line); border-radius: 8px; }
.ga-page .ga-photo img { width: 100%; height: auto; border-radius: 3px; }
.ga-page .ga-photo figcaption { font-size: 13px; color: var(--ga-muted); padding: 12px 6px 3px; line-height: 1.7; }
.ga-page .ga-reflection { border-left: 3px solid #8bb6c5; padding-left: 22px; }
.ga-page .ga-reflection h3 { font-size: 19px; margin-bottom: 12px; }
.ga-page .ga-reflection p + p { margin-top: 12px; }
.ga-page .ga-reflection .ga-details { margin-top: 10px; }
.ga-page .ga-reflection ul { padding-left: 1.2em; }
.ga-page .ga-reflection li + li { margin-top: 10px; }
.ga-page .ga-resource-grid { display: grid; grid-template-columns: .9fr 1.2fr; gap: 80px; }
.ga-page .ga-resource-intro > p:last-child { margin-top: 18px; }
.ga-page .ga-resource-links { border-top: 2px solid var(--ga-ink); }
.ga-page .ga-resource-link { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 20px 0; border-bottom: 1px solid var(--ga-line); text-decoration: none; }
.ga-page .ga-resource-link strong { display: block; color: var(--ga-ink); font-size: 18px; }
.ga-page .ga-resource-link > span:first-child > span { display: block; font-size: 14px; color: var(--ga-muted); margin-top: 3px; }
.ga-page .ga-resource-link:hover strong { color: var(--ga-blue); text-decoration: underline; }
.ga-page .ga-new-window { flex-shrink: 0; font-size: 12px; color: var(--ga-blue); }
.ga-page .ga-footer { background: #edf3f6; padding-block: 34px 24px; }
.ga-page .ga-footer-main { display: flex; align-items: center; justify-content: space-between; gap: 24px; font-size: 14px; }
.ga-page .ga-footer-main strong { font-size: 16px; color: var(--ga-ink); }
.ga-page .ga-update { display: flex; flex-wrap: wrap; gap: 4px 24px; margin-top: 20px; padding-top: 16px; border-top: 1px solid #c8dbe3; color: var(--ga-muted); font-size: 13px; }
@media (max-width: 1000px) {
  .ga-page .ga-container { width: min(1120px,calc(100% - 48px)); }
  .ga-page .ga-top-inner { align-items: start; }
  .ga-page .ga-nav { gap: 6px 16px; max-width: 340px; }
  .ga-page .ga-hero-grid { grid-template-columns: minmax(0,1fr) 265px; gap: 32px; }
  .ga-page .ga-hero-line { font-size: 24px; }
  .ga-page .ga-about-grid { gap: 40px; }
  .ga-page .ga-groups, .ga-page .ga-roster-grid { gap: 14px; }
  .ga-page .ga-group { padding: 22px 18px; }
  .ga-page .ga-table { font-size: 14px; }
  .ga-page .ga-table th, .ga-page .ga-table td { padding: 11px 7px; }
  .ga-page .ga-researchers { max-width: calc((100% - 28px) / 3); }
  .ga-page .ga-resource-grid { gap: 40px; }
}
@media (max-width: 900px) {
  .ga-page .ga-roster-grid { grid-template-columns: 1fr; }
  .ga-page .ga-researchers { max-width: none; }
}
@media (max-width: 760px) {
  .ga-page { font-size: 16px; }
  .ga-page .ga-top-inner { display: block; padding-block: 15px 8px; }
  .ga-page .ga-brand { justify-content: flex-start; }
  .ga-page .ga-nav { justify-content: space-between; max-width: none; flex-wrap: nowrap; gap: 12px; margin-top: 12px; }
  .ga-page .ga-nav a { font-size: 14px; white-space: nowrap; }
  .ga-page .ga-hero-grid { grid-template-columns: 1fr; gap: 32px; padding-block: 34px 38px; }
  .ga-page .ga-hero-description { font-size: 17px; margin-top: 18px; }
  .ga-page .ga-founded { margin-bottom: 15px; }
  .ga-page h1 { font-size: clamp(29px,6.5vw,44px); }
  .ga-page .ga-hero-line { font-size: 23px; }
  .ga-page .ga-emblem { width: 232px; margin-inline: auto; padding: 20px 25px 14px; }
  .ga-page .ga-emblem figcaption { font-size: 12px; }
  .ga-page .ga-section { padding-block: 42px; }
  .ga-page .ga-about-grid, .ga-page .ga-resource-grid, .ga-page .ga-exchange-grid, .ga-page .ga-photo-gallery { grid-template-columns: 1fr; gap: 24px; }
  .ga-page .ga-heading-row { display: block; }
  .ga-page .ga-heading-note { margin-top: 14px; }
  .ga-page .ga-heading-note br { display: none; }
  .ga-page .ga-services { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 26px 20px; margin-top: 24px; }
  .ga-page .ga-group-heading { gap: 6px; margin-top: 32px; }
  .ga-page .ga-groups, .ga-page .ga-roster-grid { grid-template-columns: 1fr; gap: 18px; }
  .ga-page .ga-group { padding: 20px 22px; }
  .ga-page .ga-leaders { margin-block: 24px; }
  .ga-page .ga-leader { padding: 16px 20px; }
  .ga-page .ga-table { font-size: 15px; }
  .ga-page .ga-table th, .ga-page .ga-table td { padding: 12px; }
  .ga-page .ga-roles { padding-inline: 0; }
  .ga-page .ga-roles > div { grid-template-columns: 80px 1fr; gap: 12px; }
  .ga-page .ga-exchange-grid { margin-top: 22px; }
  .ga-page .ga-resource-links { margin-top: 4px; }
  .ga-page .ga-resource-link strong { font-size: 17px; }
  .ga-page .ga-footer-main { align-items: start; flex-direction: column; gap: 14px; }
}
@media (max-width: 359px) {
  .ga-page .ga-container { width: calc(100% - 32px); }
  .ga-page .ga-nav { gap: 8px; }
  .ga-page .ga-nav a { font-size: 12px; }
  .ga-page .ga-actions { flex-direction: column; }
  .ga-page .ga-button { width: 100%; }
  .ga-page .ga-hero-line { font-size: 21px; }
  .ga-page .ga-new-window { font-size: 11px; }
}
@media (prefers-reduced-motion: no-preference) {
  .ga-page :where(a,summary) { transition: background-color .15s ease, color .15s ease; }
}
@media print {
  .ga-page { font-size: 11pt; color: #111; background: white; }
  .ga-page .ga-container { width: 100%; }
  .ga-page .ga-top, .ga-page .ga-actions, .ga-page .ga-footer-main > a { display: none; }
  .ga-page .ga-hero-grid { padding-block: 20px; grid-template-columns: 1fr 170px; }
  .ga-page .ga-section { padding-block: 24px; }
  .ga-page .ga-roster-grid { grid-template-columns: 1fr; }
  .ga-page .ga-roster-group { break-inside: avoid; }
  .ga-page .ga-leaders, .ga-page .ga-group { break-inside: avoid; }
  .ga-page a { color: #111; }
}

/* 整合資源網：工具區 */
.ga-page .ga-tools { background: #fff; }
.ga-page .ga-tool-note { margin-top: 18px; padding-left: 12px; border-left: 4px solid var(--ga-gold); font-size: 15px; color: var(--ga-muted); }
.ga-page .ga-downloads { margin-top: 24px; }
.ga-page .ga-downloads ul { margin-top: 10px; padding-left: 1.2em; font-size: 15px; }
.ga-page .ga-downloads li + li { margin-top: 6px; }
.ga-page .ga-actions { gap: 10px; }
.ga-page .ga-actions .ga-button { padding-inline: 18px; }
@media (max-width: 760px) { .ga-page .ga-actions .ga-button { flex: 1 1 calc(50% - 10px); text-align: center; } }