:root{font-family:PingFang SC,Microsoft YaHei,sans-serif;color:#242a35;background:#fff;line-height:1.7;font-synthesis:none;--brand-navy:#03207b;--brand-red:#ae1f25;--brand-blue:#2559bd;--brand-sky:#7bc4ec;--pale:#eff7fc;--muted:#59677a;--line:#e2e7ed}*{box-sizing:border-box}body{margin:0}a{color:var(--brand-blue);text-underline-offset:.25em}button{font:inherit}a,button{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible{outline:3px solid var(--brand-red);outline-offset:5px}main:focus{outline:none}img{max-width:100%}h1,h2,h3,p{margin-top:0}h1,h2,h3{color:var(--brand-navy);line-height:1.25}h1{font-size:clamp(2.6rem,6vw,5rem);letter-spacing:-.04em;margin-bottom:20px}h2{font-size:clamp(1.65rem,3vw,2.3rem);margin-bottom:28px}h2:after{content:"";display:block;width:28px;height:3px;background:var(--brand-red);margin-top:15px}h3{font-size:1.25rem;margin-bottom:10px}.container{width:min(1200px,calc(100% - 96px));margin-inline:auto}.muted{color:var(--muted)}.eyebrow{color:var(--brand-navy);font-size:.78rem;font-weight:650;letter-spacing:.16em;margin-bottom:16px}.skip-link{position:fixed;top:-100px;left:16px;background:#fff;padding:12px;z-index:20}.skip-link:focus{top:12px}.site-header{background:#fff;border-bottom:1px solid var(--line)}.header-inner{min-height:108px;display:flex;align-items:center;justify-content:space-between;gap:32px}.logo-link{display:block;flex-shrink:0;line-height:0}.logo-link img{display:block;width:220px;height:auto}.primary-nav{display:flex;gap:28px;align-items:center}.primary-nav a{text-decoration:none;color:var(--brand-navy);font-weight:600;white-space:nowrap;padding:18px 0;position:relative}.primary-nav a:after{position:absolute;content:"";height:3px;bottom:8px;left:0;right:0;background:transparent}.primary-nav a.active:after,.primary-nav a:hover:after{background:var(--brand-red)}.menu-toggle{display:none}.home-hero{background:var(--brand-sky) 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small{display:block;color:var(--muted);font-size:.72rem}.site-footer{background:var(--brand-navy);color:#fff;padding:46px 0 24px}.footer-top{display:flex;justify-content:space-between;gap:50px;padding-bottom:30px}.footer-name{font-size:1.65rem;font-weight:700;margin:0}.footer-abbreviation{letter-spacing:.3em;font-size:.85rem;margin:4px 0 20px}.official-name{font-size:.8rem;color:#dbe5fb;max-width:470px;margin-bottom:0}.footer-nav{display:flex;gap:24px;flex-wrap:wrap;align-content:flex-start}.site-footer a{color:#fff;text-decoration:none;padding:5px 0}.site-footer a:hover{text-decoration:underline}.site-footer a:focus-visible{outline-color:#fff}.footer-bottom{border-top:1px solid #405796;padding-top:22px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px 28px;font-size:.75rem;color:#dbe5fb}.footer-bottom p{margin:0}.footer-socials{display:flex;gap:20px;flex-wrap:wrap}.placeholder-page{padding-top:88px;padding-bottom:120px;min-height:55vh}.placeholder-page .button{margin-top:20px}@media(max-width:1050px){.container{width:calc(100% - 48px)}.primary-nav{gap:17px;font-size:.9rem}.logo-link img{width:180px}.social-grid{grid-template-columns:repeat(3,1fr)}.footer-top{flex-direction:column;gap:28px}}@media(max-width:760px){.container{width:calc(100% - 40px)}.header-inner{min-height:84px;flex-wrap:wrap;gap:0;padding-block:10px}.logo-link img{width:164px}.menu-toggle{display:flex;align-items:center;gap:12px;color:var(--brand-navy);border:1px solid var(--line);background:#fff;padding:9px 12px;min-height:44px}.primary-nav{display:none;flex-basis:100%;flex-direction:column;align-items:stretch;gap:0;padding-top:14px}.primary-nav.is-open{display:flex}.primary-nav a{padding:12px 8px;border-top:1px solid var(--line)}.primary-nav a:after{left:8px;right:auto;width:28px;bottom:5px}.home-hero{padding:28px 0;background-position:64% center}.hero-panel{padding:32px 26px;max-width:440px}.hero-panel h1{font-size:3rem}.hero-caption{font-size:1rem}.preview-note{font-size:.72rem}.section-space{padding:36px 0}.intro-grid{grid-template-columns:1fr;gap:30px}.intro-grid section+section{border-left:0;border-top:1px solid var(--line);padding:30px 0 0}.section-heading{align-items:flex-start;flex-direction:column;gap:0;margin-bottom:22px}.section-heading h2{margin-bottom:16px}.group-photo-section{padding-top:0;padding-bottom:40px}.join-strip{padding:36px 0}.join-inner{align-items:flex-start;flex-direction:column;gap:24px}.social-section{padding-block:36px}.social-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.social-grid li{padding:14px 10px;gap:8px;font-size:.85rem}.social-grid img{width:24px;height:24px}.site-footer{padding-top:36px}.footer-nav{gap:12px 22px}.footer-bottom{flex-direction:column}.footer-socials{gap:12px 20px}.placeholder-page{padding-top:48px;padding-bottom:70px}}@media(prefers-reduced-motion:no-preference){.button,.primary-nav 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p:last-child{margin-bottom:0}.card-title{font-size:1.35rem;margin-bottom:16px}.card-title:after{display:none}.event-grid{margin-top:32px}.event-cover{position:relative}.event-badge{position:absolute;top:20px;left:20px;padding:5px 12px;background:#fff;color:var(--brand-navy);font-size:.85rem}.pending-link{display:inline-block;color:var(--muted);border-top:1px solid var(--line);padding-top:12px;margin-top:10px;font-size:.9rem}.year-switch{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:18px}.year-switch button{padding:10px 28px;border:0;background:var(--pale);color:var(--brand-navy);cursor:pointer}.year-switch button[aria-pressed=true]{background:var(--brand-red);color:#fff}.member-card{display:flex;align-items:center;gap:20px;padding:18px}.member-card h3{font-size:1.1rem}.member-card p{margin-bottom:0}.photo-slot.portrait{width:38%;flex-shrink:0;aspect-ratio:3/4;font-size:.85rem}.filter-bar{display:flex;align-items:end;flex-wrap:wrap;gap:24px;margin-top:32px}.filter-bar label{display:grid;gap:8px;flex:1;min-width:180px;color:var(--brand-navy);font-weight:600}.filter-bar select{width:100%;padding:14px 18px;border:1px solid var(--line);background:var(--pale);color:var(--brand-navy);font:inherit;border-radius:0}.filter-reset{padding:14px;border:1px solid var(--line);background:#fff;color:var(--brand-blue);cursor:pointer}.filter-reset:disabled{color:var(--muted);cursor:default}.filter-notice{background:var(--pale);color:var(--muted);padding:16px 20px;margin-top:24px}.event-meta{color:var(--muted)}.event-meta div{display:flex;gap:16px;margin-bottom:8px}.event-meta dt{color:var(--brand-navy);flex-shrink:0}.event-meta dd{margin:0}.process-list{padding:0;list-style:none}.process-list li{display:flex;align-items:start;gap:18px}.step-number{display:grid;place-items:center;width:44px;height:44px;flex-shrink:0;border-radius:50%;background:#d5eaf5;color:var(--brand-navy);font-weight:700}.faq-list details{background:var(--pale);margin-bottom:12px}.faq-list summary{padding:20px 24px;color:var(--brand-navy);font-weight:600;cursor:pointer}.faq-list details p{padding:0 24px 24px;color:var(--muted);margin:0}select:focus-visible,summary:focus-visible{outline:3px solid var(--brand-red);outline-offset:4px}.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap}@media(max-width:1050px){.three-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:760px){.page-hero{padding:28px 0}.page-hero-panel{padding:28px 24px;width:100%}.page-body{padding-bottom:40px}.page-section{margin-top:36px}.two-grid,.three-grid{grid-template-columns:1fr;gap:20px}.content-card-copy,.info-panel{padding:24px}.filter-bar{gap:16px}.filter-bar label{min-width:0;flex-basis:calc(50% - 8px)}.year-switch{gap:8px}.year-switch button{padding:10px 18px}.member-card{gap:24px}}.event-photo{display:block;width:100%;aspect-ratio:16/9;object-fit:cover}.event-grid .content-card{min-width:0;overflow-wrap:anywhere}.event-grid .card-title a{color:var(--brand-navy);text-decoration:none}.event-grid .card-title a:hover{text-decoration:underline}.filter-notice .filter-reset{margin-left:16px}.event-badge.status-upcoming{background:var(--brand-red);color:#fff}.event-badge.status-ongoing{background:var(--brand-blue);color:#fff}.event-badge.status-ended{background:#526071;color:#fff}.event-badge.status-cancelled{background:#8a3643;color:#fff}.event-cover .photo-slot{aspect-ratio:16/9}.history-list{list-style:none;padding:0}.history-list li{display:flex;align-items:baseline;gap:28px;padding:18px 0;border-bottom:1px solid var(--line)}.history-list strong{color:var(--brand-navy);font-size:1.3rem}.history-list p{margin:0}.member-card>div:last-child{min-width:0;overflow-wrap:anywhere}.department-grid h3{margin-bottom:16px}.member-photo{display:block;width:38%;height:auto;aspect-ratio:3/4;object-fit:cover;object-position:center 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