/* GSDMUN identity and the confirmed January 2027 conference. */
.site-header{padding:12px 40px;min-height:126px;gap:24px}
.identity-block{flex-shrink:0}
.brand-lockup{display:flex;align-items:center;gap:16px}
.brand-lockup .brand-logo{width:210px;height:70px;object-fit:contain}
.brand-divider{height:40px;width:1px;background:#c8d4d8}
.gsp-brand{width:108px;height:46px;object-fit:contain}
.partnership-line{display:block;margin:0 0 0 12px;font-size:10px;line-height:1.5;color:var(--muted);font-style:italic}
.site-header nav{gap:20px}
.nav-dropdown{font-size:13px}
.footer-brand .brand-logo{width:220px;border-radius:0;padding:6px}
.footer-brand .brand{display:inline-flex;background:white;padding:2px 10px}
.home-hero{grid-template-columns:49% 51%;min-height:650px}
.hero-copy{padding:62px 42px 58px 64px}
.hero-copy h1{font-size:clamp(2.9rem,4.4vw,4.4rem);line-height:1.08;letter-spacing:-.055em;margin-bottom:24px}
.hero-copy h1 span{display:block;font-size:.68em;line-height:1.2;letter-spacing:-.04em;margin-top:12px}
.hero-copy .conference-name{font-size:13px;line-height:1.6;max-width:440px;margin-bottom:16px;color:var(--green);font-weight:650}
.hero-copy .hero-description{font-size:16px;line-height:1.7;max-width:450px;margin-bottom:24px}
.hero-visual{min-height:650px}
.hero-photo{object-position:60% center}
.hero-copy .hero-actions{margin-top:28px}
.event-facts{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:0;padding-top:20px;border-top:1px solid #cddbd4}
.event-facts div{min-width:0}
.event-facts dt{font-size:11px;color:var(--muted);margin-bottom:5px}
.event-facts dd{font-size:16px;font-weight:650;margin:0;color:var(--navy);line-height:1.5}
.event-facts dd span{display:block;font-size:13px;font-weight:450;color:var(--muted)}
.organisation-section{padding-top:32px;padding-bottom:40px}
.organisation-grid{display:grid;grid-template-columns:1fr;max-width:920px;margin:0 auto}
.organisation-card{min-width:0;padding:38px 24px;background:#fff;border-bottom:1px solid var(--line);display:flex;flex-direction:column;align-items:center}
.organisation-card:last-child{border-bottom:0}
.organisation-card h2{font-family:var(--body);font-size:13px;font-weight:650;letter-spacing:.08em;text-transform:uppercase;text-align:center;line-height:1.5;color:var(--green);margin:0 0 22px}
.organisation-logos{display:grid;align-items:center;width:100%;gap:18px}
.owners-logos{grid-template-columns:repeat(2,minmax(0,1fr));max-width:300px}
.partnership-logos{grid-template-columns:1fr;max-width:230px}
.academic-logos{grid-template-columns:1fr;max-width:290px}
.partnership-logos .organisation-logo,.partnership-logos .organisation-logo img{height:96px}
.academic-logos .organisation-logo,.academic-logos .organisation-logo img{height:60px}
.organisation-logo{display:flex;align-items:center;justify-content:center;min-width:0;height:82px}
.organisation-logo img{display:block;width:100%;height:72px;object-fit:contain}
.organisation-card>p{margin:22px 0 0;font-size:14px;line-height:1.8;text-align:center;color:var(--ink);max-width:43rem}
.conference-feature{display:grid;grid-template-columns:1.7fr 1fr;gap:65px;align-items:center;background:var(--pale);padding:40px 44px;margin:0 0 45px;border-left:3px solid var(--green)}
.conference-feature-copy>p:first-child{color:var(--green);font-size:13px;font-weight:650;margin-bottom:12px}
.conference-feature h2{font-size:clamp(1.7rem,2.5vw,2.3rem);line-height:1.22;margin-bottom:16px}
.conference-feature p{font-size:15px;line-height:1.7;margin-bottom:14px}
.conference-feature .event-facts{grid-template-columns:1fr;gap:22px;border:0;padding:0}
.conference-feature .event-facts dd{font-size:20px}
.conference-announcement .event-facts{max-width:600px;margin:26px auto;text-align:left}
.conference-announcement h2{font-size:clamp(2rem,3vw,3rem);max-width:800px;margin-left:auto;margin-right:auto}
@media(min-width:1601px){.hero-copy{padding-left:80px}}
@media(max-width:1240px){
 .site-header{min-height:116px;padding:12px 32px}
 .site-header .mobile-menu-button{display:block}
 .site-header nav{display:none;position:absolute;top:100%;left:0;right:0;background:white;border-bottom:1px solid var(--line);padding:18px 32px 26px;max-height:calc(100dvh - 152px);overflow:auto}
 .site-header.menu-open nav{display:block}
 .nav-dropdown summary{padding:16px 0;font-size:16px;justify-content:space-between}
 .dropdown-panel{position:static;border:0;box-shadow:none;padding:0 0 0 15px;min-width:0;margin-bottom:10px}
 .dropdown-panel a{font-size:15px}
 .site-header nav>.button{margin-top:18px;width:100%}
 .hero-copy{padding:48px 32px}
 .hero-copy h1{font-size:3.3rem}
 .hero-copy .hero-description{font-size:15px}
 .conference-feature{gap:38px}
}
@media(max-width:920px){
 .home-hero{grid-template-columns:1fr 1fr}
 .hero-copy{padding:40px 28px 42px 32px}
 .hero-copy h1{font-size:2.8rem}
 .hero-visual{min-height:620px}
 .event-facts{gap:15px}
 .event-facts dd{font-size:14px}
 .conference-feature{grid-template-columns:1.5fr 1fr;padding:32px;gap:28px}
}
@media(max-width:640px){
 .site-header{padding:12px 20px;min-height:102px;gap:6px}
 .brand-lockup{gap:10px}
 .brand-lockup .brand-logo{width:150px;height:50px}
 .brand-divider{height:28px}
 .gsp-brand{width:76px;height:34px}
 .partnership-line{font-size:9px;margin-left:7px}
 .site-header .mobile-menu-button{padding:10px 0 10px 8px}
 .site-header nav{padding:14px 24px 24px;top:100%;max-height:calc(100dvh - 138px)}
 .home-hero{display:flex;flex-direction:column;min-height:0}
 .hero-copy{padding:38px 24px 34px}
 .hero-copy h1{font-size:3.1rem;line-height:1.06;margin-bottom:22px}
 .hero-copy h1 span{font-size:.66em;line-height:1.2;margin-top:12px}
 .hero-copy .conference-name{font-size:12px}
 .hero-copy .hero-description{font-size:15px;line-height:1.7}
 .hero-copy .hero-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:25px}
 .hero-copy .hero-actions .button{font-size:12px;padding:12px 9px;min-height:48px}
 .hero-copy .event-facts dd{font-size:15px}
 .hero-visual{min-height:0;margin:0}
 .hero-photo{position:static;height:auto;aspect-ratio:16/9;object-fit:cover}
 .conference-feature{grid-template-columns:1fr;padding:28px 24px;gap:25px;margin-bottom:30px}
 .conference-feature .event-facts{grid-template-columns:1fr 1fr;gap:16px;border-top:1px solid #cddbd4;padding-top:20px}
 .conference-feature .event-facts dd{font-size:16px}
 .conference-feature h2{font-size:1.8rem}
 .conference-announcement .event-facts{margin:25px 0}
}
@media(max-width:359px){
 .brand-lockup .brand-logo{width:128px}
 .gsp-brand{width:66px}
 .brand-lockup{gap:8px}
 .partnership-line{font-size:8px}
 .hero-copy h1{font-size:2.7rem}
}

@media(max-width:1100px){
 .organisation-grid{grid-template-columns:1fr}
 .organisation-card{padding:28px}
}
@media(max-width:700px){
 .organisation-section{padding-top:24px;padding-bottom:32px}
 .organisation-card{padding:30px 8px}
 .organisation-card h2{font-size:12px;margin-bottom:18px}
 .owners-logos{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;max-width:300px}
 .organisation-logo{height:72px}
 .organisation-logo img{height:64px}
 .partnership-logos{max-width:210px}
 .partnership-logos .organisation-logo,.partnership-logos .organisation-logo img{height:86px}
 .academic-logos{max-width:250px}
 .academic-logos .organisation-logo,.academic-logos .organisation-logo img{height:48px}
 .organisation-card>p{font-size:14px;margin-top:20px;line-height:1.65}
}