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/* University marks retain their original colours and proportions. */
.brand-seal{width:48px;height:auto;flex-shrink:0}.host-heading{display:flex;justify-content:space-between;align-items:center;gap:32px}.host-heading h2{margin:0}.host-logo{width:245px;max-width:100%;height:auto}.footer-logo{background:white;padding:14px 20px;align-self:flex-start;flex-shrink:0}.footer-logo img{display:block;width:190px;height:auto}.footer-inner{align-items:center}footer .footer-logo+div{flex:1}.footer-inner>div:last-child{max-width:275px}@media(max-width:680px){.host-heading{align-items:flex-start;flex-direction:column;gap:24px}.footer-inner{align-items:flex-start}.host-logo{width:220px}.brand-seal{width:42px}}

/* A photographic Leiden backdrop with a dark overlay for readable text. */
.hero{background-image:linear-gradient(100deg,rgba(0,17,70,.97) 5%,rgba(0,17,70,.86) 48%,rgba(0,17,70,.64)),url('images/leiden-background.jpg');background-size:cover;background-position:center 28%;border-radius:0 0 40px 40px}.hero-grid{position:relative;z-index:1}.hero:after{border-color:#ffffff24}.event-card{border-radius:24px;background:#ffffff12;backdrop-filter:blur(10px);box-shadow:0 24px 60px #00000020}.button,.nav-button{border-radius:12px;transition:transform .25s,box-shadow .25s}.button:hover,.nav-button:hover{transform:translateY(-2px);box-shadow:0 8px 24px #00000020}.card{border-radius:22px;box-shadow:0 8px 26px #00115806;transition:transform .3s,box-shadow .3s,border-color .3s}.card:hover{transform:translateY(-6px);box-shadow:0 18px 38px #00115814}.soft{background:radial-gradient(ellipse at 90% 10%,#dfe8f8,transparent 65%),#f3f5f9}.status{border-radius:20px}.names span,.people li{border-radius:14px}.placeholder{border-radius:0 14px 14px 0}.footer-logo{border-radius:14px}.page-header{background-image:linear-gradient(100deg,#001146ed,#001146c9),url('images/leiden-background.jpg');background-size:cover;background-position:center 26%;border-radius:0 0 28px 28px}.sponsor-section{background:#f6f8fc;border-top:1px solid #e6ebf4;padding:62px 0 70px}.sponsor-intro,.sponsor-note{color:#5d6b83;font-size:14px}.sponsor-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin:30px 0}.sponsor-card{min-height:140px;padding:25px;background:white;border:1px solid #e1e7f0;border-radius:20px;display:flex;align-items:center;justify-content:center;text-align:center}.sponsor-card a{display:flex;align-items:center;justify-content:center;width:100%;text-decoration:none}.sponsor-card img{max-width:100%;max-height:90px;object-fit:contain}.sponsor-placeholder{border-style:dashed;flex-direction:column;color:#7c8ba4;background:#ffffff80}.sponsor-placeholder span{font-size:18px;font-weight:bold;letter-spacing:.02em}.sponsor-placeholder small{margin-top:6px}.sponsor-note a{text-underline-offset:4px}.hero-grid>div{animation:welcome-in .8s ease both}.event-card{animation:welcome-in .9s .12s ease both}@keyframes welcome-in{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}.reveal-pending{opacity:0;transform:translateY(18px)}.reveal-item{transition:opacity .65s ease,transform .65s ease}.reveal-item.is-visible{opacity:1;transform:none}@media(max-width:680px){.hero{border-radius:0 0 24px 24px}.sponsor-grid{grid-template-columns:1fr}.sponsor-section{padding:45px 0}.event-card{backdrop-filter:none;background:#00114699}}@media(prefers-reduced-motion:reduce){.hero-grid>div,.event-card{animation:none}.button,.nav-button,.card,.reveal-item{transition:none}.button:hover,.nav-button:hover,.card:hover{transform:none}.reveal-pending{opacity:1;transform:none}}

.map-frame{overflow:hidden;border-radius:22px;border:1px solid #dce3ef;background:#edf1f8;margin:24px 0}.map-frame iframe{display:block;width:100%;height:380px}.map-actions{display:flex;align-items:center;gap:24px;flex-wrap:wrap;margin:22px 0 35px}.venue-address{font-style:normal;font-size:18px;margin:20px 0}.venue-preview{padding-top:60px;padding-bottom:18px}.venue-preview .section-heading p{margin:10px 0 0;color:#5d6b83}.venue-preview-note,.travel-source{font-size:13px;color:#63718a}.travel-source{margin-top:35px}@media(max-width:680px){.map-frame iframe{height:300px}.venue-preview{padding-top:44px}}

.brand{font-size:18px}.brand small{font-size:11px}.header-inner{gap:20px}nav{gap:17px}@media(min-width:1001px){.brand{max-width:365px}}