.activity-card{display:block;max-width:620px;border:1px solid #dbe4e9;border-radius:8px;overflow:hidden;background:#fff;color:inherit;transition:box-shadow .2s}
.activity-card:hover,.activity-card:focus-visible{box-shadow:0 6px 22px #17364a20;text-decoration:none;outline:2px solid #397b91;outline-offset:4px}
.activity-card img{display:block;width:100%;height:auto}
.activity-copy{padding:20px 22px}.activity-date{font-size:13px;color:#687b88;margin:0 0 8px}.activity-copy h3{font-size:19px;font-weight:600;line-height:1.5;margin:0 0 12px;color:#243d4b}.activity-link{color:#24758a;font-weight:600;font-size:14px}
.photo-page{background:#f5f7f9;color:#30424e;font-family:Arial,sans-serif;margin:0;line-height:1.6}.photo-main{max-width:1000px;margin:0 auto;padding:48px 24px 72px}.back-link{color:#24758a;text-decoration:none;font-size:14px}.photo-header{margin:38px 0 26px}.photo-header h1{font-size:clamp(25px,4vw,36px);line-height:1.3;margin:10px 0}.photo-header .eyebrow{text-transform:uppercase;letter-spacing:.13em;color:#24758a;font-size:12px;font-weight:bold}.photo-figure{margin:0}.photo-open{display:block;padding:0;border:0;background:transparent;width:100%;cursor:zoom-in}.photo-open img{display:block;width:100%;height:auto;border-radius:8px}.photo-figure figcaption{font-size:13px;color:#687b88;margin-top:12px}.photo-dialog{max-width:96vw;max-height:96vh;padding:42px 12px 12px;border:0;border-radius:8px;background:#101c25}.photo-dialog::backdrop{background:#071018e8}.photo-dialog img{display:block;max-width:90vw;max-height:82vh;width:auto;height:auto;object-fit:contain}.photo-close{position:absolute;right:12px;top:8px;background:none;border:0;color:white;font-size:16px;cursor:pointer;padding:4px 10px}body:has(dialog[open]){overflow:hidden}@media(max-width:600px){.photo-main{padding:28px 18px 48px}.activity-copy{padding:16px}.photo-header{margin-top:28px}}

a.activity-card, a.activity-card:hover, a.activity-card:focus, a.activity-card:active { text-decoration: none !important; }
.activity-link { text-decoration: underline; text-underline-offset: 3px; }


.activity-card + .activity-card { margin-top: 28px; }
.graduation-card > img { height: auto; aspect-ratio: 16 / 9; object-fit: cover; object-position: center bottom; }
.graduation-gallery { display: grid; gap: 32px; }
.graduation-photo img { max-height: 760px; object-fit: contain; background: #edf2f5; }



.activity-card.etri-card > img, .etri-cover .photo-open img { aspect-ratio: auto; height: auto; max-height: none; object-fit: contain; }

/* Compact, keyboard-accessible activity disclosure. */
.activities-summary{display:flex;align-items:center;justify-content:space-between;gap:16px;list-style:none;cursor:pointer;border-bottom:1px solid #e3e8eb;padding:0 0 14px;}
.activities-summary::-webkit-details-marker{display:none}
#activities .activities-summary .section-title{margin:0;padding:0;border:0;line-height:1.5;}
.activities-toggle{display:inline-flex;align-items:center;justify-content:center;gap:8px;flex-shrink:0;min-height:36px;padding:6px 13px;border:1px solid #dce5e9;border-radius:999px;background:#f7fafb;color:#245367;font-size:12px;font-weight:600;line-height:1.4;transition:background .18s,border-color .18s;}
.activities-summary:hover .activities-toggle{background:#eaf2f5;border-color:#a8c2ce;}
.activities-summary:focus-visible{outline:2px solid #397b91;outline-offset:5px;border-radius:4px;}
.activities-hide{display:none}.activities-disclosure[open] .activities-show{display:none}.activities-disclosure[open] .activities-hide{display:inline}
.activities-chevron{transition:transform .2s}.activities-disclosure[open] .activities-chevron{transform:rotate(180deg)}
.activities-content{padding-top:24px}.activities-disclosure[open] .activities-content{animation:activities-reveal .22s ease-out}
@keyframes activities-reveal{from{opacity:0;transform:translateY(-5px)}to{opacity:1;transform:translateY(0)}}
@media(max-width:480px){.activities-summary{gap:8px}#activities .activities-summary .section-title{font-size:17px}.activities-toggle{font-size:11px;padding:6px 10px;gap:5px}}
@media(prefers-reduced-motion:reduce){.activities-disclosure[open] .activities-content{animation:none}.activities-chevron,.activities-toggle{transition:none}}

/* Activity list with compact thumbnails. */
#activities .activity-card{display:grid;grid-template-columns:160px minmax(0,1fr);gap:22px;align-items:center;max-width:none;border:0;border-bottom:1px solid #e5ebee;border-radius:0;padding:20px 0;background:transparent;}
#activities .activity-card:first-child{padding-top:0}#activities .activity-card:last-child{border-bottom:0;padding-bottom:0}
#activities .activity-card + .activity-card{margin-top:0}
#activities .activity-card > img{width:160px;height:120px;aspect-ratio:4/3;object-fit:cover;object-position:center;border-radius:7px;}
#activities .activity-card.graduation-card > img{object-position:center bottom}
#activities .activity-copy{padding:0;min-width:0}#activities .activity-copy h3{font-size:17px;line-height:1.4;margin:0 0 7px}
#activities .activity-date{font-size:12px;line-height:1.5;margin-bottom:6px}#activities .activity-link{display:inline-block;font-size:12px;margin-top:3px}
#activities .activity-card:hover{box-shadow:none;outline:none}#activities .activity-card:hover h3{color:#24758a}
#activities .activity-card:focus-visible{outline:2px solid #397b91;outline-offset:5px;box-shadow:none;border-radius:4px}
@media(max-width:600px){#activities .activity-card{grid-template-columns:100px minmax(0,1fr);gap:14px;align-items:start}#activities .activity-card > img{width:100px;height:80px}#activities .activity-copy h3{font-size:15px}#activities .activity-date{font-size:11px}}