:root{
  --primary-blue:#003366;
  --accent-blue:#0055a5;
  --teal:#0f766e;
  --teal-dark:#095f59;
  --navy:#0f172a;
  --muted:#64748b;
  --bg:#ffffff;
  --soft:#f2f7f8;
  --hero-bg:#f6f7fb;
  --line:rgba(15,23,42,.09);
  --shadow:0 14px 30px rgba(15,23,42,.08);
  --radius:22px;
  --container:1152px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
html,body{margin:0;padding:0}
body{font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--navy);background:var(--bg);line-height:1.55}
body.lightbox-open{overflow:hidden}
a{color:inherit}
button{font:inherit}
.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:20px}
.skip-link{position:fixed;top:10px;left:10px;z-index:3000;padding:10px 14px;border-radius:10px;background:var(--navy);color:#fff;transform:translateY(-160%)}
.skip-link:focus{transform:none}

/* Header matches the existing AAPD page family. */
.site-header{position:sticky;top:0;z-index:1000;background:#fff;border-bottom:1px solid rgba(15,23,42,.06)}
.header-row{height:56px;display:flex;align-items:center;justify-content:space-between;gap:12px;position:relative}
.brand a{text-decoration:none;font-weight:500;white-space:nowrap}
.mid-nav{position:absolute;left:50%;transform:translateX(-50%);display:flex;align-items:center;gap:18px;white-space:nowrap}
.mid-nav>a{display:inline-flex;align-items:center;min-height:44px;padding:0 10px;text-decoration:none;font-size:.94rem;font-weight:500;letter-spacing:.2px;transition:transform .18s ease,opacity .18s ease}
.mid-nav>a:hover{transform:translateY(-1px);opacity:.82}
.header-actions,.aapd-header-icons{display:flex;align-items:center;gap:10px}
.aapd-header-icons img{display:block;width:auto;height:28px}
.icon-btn{width:36px;height:36px;border:1px solid rgba(15,23,42,.12);border-radius:50%;background:#fff;display:grid;place-items:center;cursor:pointer}
.icon-btn.hamburger{display:none}
.mobile-menu{display:none;position:absolute;top:calc(100% + 8px);left:16px;right:16px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 14px 30px rgba(15,23,42,.12);z-index:60}
.mobile-menu.open{display:block}
.mobile-menu>a{display:block;padding:14px 16px;border-bottom:1px solid rgba(15,23,42,.06);text-decoration:none;font-weight:600}

/* Hero */
.gallery-hero{padding:30px 0 34px;background:radial-gradient(circle at 88% 12%,rgba(0,85,165,.11),transparent 30%),linear-gradient(180deg,#f8fbff 0%,#f3f6fb 100%);border-bottom:1px solid rgba(15,23,42,.06)}
.gallery-hero-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(380px,.84fr);gap:28px;align-items:center}
.hero-copy{padding:28px 0}
.eyebrow,.section-kicker{margin:0 0 9px;color:var(--teal);font-size:.76rem;font-weight:700;letter-spacing:.13em;text-transform:uppercase}
h1,h2,h3{font-family:Poppins,Inter,sans-serif;color:var(--navy)}
h1{margin:0;font-size:clamp(2.6rem,5vw,5.1rem);font-weight:500;line-height:1;letter-spacing:-.035em}
.hero-lead{max-width:57ch;margin:17px 0 0;color:var(--muted);font-size:clamp(1rem,1vw + .7rem,1.16rem)}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.hero-meta span{display:inline-flex;align-items:center;min-height:38px;padding:8px 13px;border:1px solid rgba(15,23,42,.08);border-radius:999px;background:rgba(255,255,255,.78);box-shadow:0 7px 16px rgba(15,23,42,.05);color:#334155;font-size:.86rem;font-weight:600}
.hero-art{position:relative;min-height:300px;border-radius:26px;overflow:hidden;box-shadow:0 18px 36px rgba(15,23,42,.15)}
.hero-art>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-art::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 44%,rgba(3,17,34,.52))}
.hero-art-card{position:absolute;left:18px;bottom:18px;z-index:1;display:flex;align-items:center;gap:9px;padding:10px 13px;border:1px solid rgba(255,255,255,.36);border-radius:13px;background:rgba(255,255,255,.88);box-shadow:0 10px 22px rgba(15,23,42,.18);backdrop-filter:blur(8px);font-size:.86rem;font-weight:600}
.live-dot{width:9px;height:9px;border-radius:50%;background:#f97316;box-shadow:0 0 0 5px rgba(249,115,22,.15)}

/* Gallery controls and content */
.gallery-section{padding:40px 0 50px}
.section-heading{display:flex;justify-content:space-between;gap:24px;align-items:end}
.section-heading h2,.gallery-note h2{margin:0;font-size:clamp(1.65rem,2.5vw,2.35rem);font-weight:500;line-height:1.16;letter-spacing:-.02em}
.gallery-status{margin:0;color:var(--muted);font-size:.88rem;text-align:right}
.gallery-controls{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:24px 0 22px;padding:10px;border:1px solid var(--line);border-radius:18px;background:#fff;box-shadow:0 10px 26px rgba(15,23,42,.06)}
.day-tabs{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none}
.day-tabs::-webkit-scrollbar{display:none}
.day-tab,.media-switch-button{border:0;border-radius:12px;background:transparent;color:#475569;cursor:pointer;white-space:nowrap;transition:background .16s ease,color .16s ease,box-shadow .16s ease}
.day-tab{padding:10px 14px;font-size:.88rem;font-weight:600}
.day-tab small{display:block;color:inherit;font-size:.72rem;font-weight:500;opacity:.74}
.day-tab.active{background:var(--soft);color:var(--teal-dark);box-shadow:inset 0 0 0 1px rgba(15,118,110,.12)}
.media-switch{display:flex;flex:0 0 auto;gap:4px;padding:4px;border-radius:14px;background:#f4f6f8}
.media-switch-button{display:flex;align-items:center;gap:7px;padding:9px 12px;font-size:.86rem;font-weight:600}
.media-switch-button svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.media-switch-button.active{background:#fff;color:var(--navy);box-shadow:0 4px 12px rgba(15,23,42,.08)}
.day-tab:focus-visible,.media-switch-button:focus-visible,.load-more:focus-visible,.primary-button:focus-visible,.secondary-button:focus-visible,.lightbox button:focus-visible{outline:3px solid rgba(15,118,110,.32);outline-offset:3px}

.gallery-panel[hidden]{display:none}
.photo-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.photo-card{position:relative;aspect-ratio:4/3;border:0;border-radius:17px;overflow:hidden;background:#edf2f5;box-shadow:0 10px 22px rgba(15,23,42,.08);cursor:zoom-in;padding:0}
.photo-grid.featured-layout .photo-card:nth-child(7n+1),.photo-grid.featured-layout .photo-card:nth-child(7n+5){grid-row:span 2;aspect-ratio:auto;min-height:360px}
.photo-card img{display:block;width:100%;height:100%;object-fit:cover;transition:transform .35s cubic-bezier(.2,.65,.3,1)}
.photo-card::after{content:"View";position:absolute;right:10px;bottom:10px;padding:6px 9px;border-radius:999px;background:rgba(15,23,42,.72);color:#fff;font-size:.72rem;font-weight:600;opacity:0;transform:translateY(4px);transition:.2s ease}
.photo-card:hover img{transform:scale(1.025)}
.photo-card:hover::after{opacity:1;transform:none}
.photo-card:focus-visible{outline:3px solid var(--teal);outline-offset:3px}
.photo-card.loading::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#eef2f5 20%,#f8fafc 50%,#eef2f5 80%);background-size:220% 100%;animation:shimmer 1.4s infinite}
@keyframes shimmer{to{background-position:-220% 0}}

.empty-state{max-width:600px;margin:20px auto;padding:46px 28px;border:1px dashed rgba(15,23,42,.18);border-radius:22px;background:#fafcfd;text-align:center}
.empty-state[hidden],.drive-fallback[hidden]{display:none}
.empty-icon{width:54px;height:54px;margin:0 auto 15px;border-radius:17px;background:#e9f5f3;color:var(--teal);display:grid;place-items:center}
.empty-icon svg{width:26px;height:26px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.empty-state h3{margin:0 0 7px;font-size:1.22rem;font-weight:500}
.empty-state p{max-width:48ch;margin:0 auto 18px;color:var(--muted)}
.drive-fallback{padding:12px;border:1px solid var(--line);border-radius:20px;background:#fff;box-shadow:var(--shadow)}
.drive-fallback iframe{display:block;width:100%;height:min(66vh,680px);border:0;border-radius:13px;background:#f8fafc}
.drive-fallback .secondary-button{margin:12px auto 2px}
.primary-button,.secondary-button,.load-more{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 16px;border-radius:12px;text-decoration:none;font-size:.88rem;font-weight:600}
.primary-button{background:var(--teal);color:#fff}
.primary-button:hover{background:var(--teal-dark)}
.secondary-button{border:1px solid rgba(15,23,42,.13);background:#fff;color:var(--navy)}
.load-more{margin:22px auto 0;border:1px solid rgba(15,23,42,.12);background:#fff;color:var(--navy);cursor:pointer}
.load-more[hidden]{display:none}

.video-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.video-card{padding:0;border:1px solid var(--line);border-radius:18px;overflow:hidden;background:#fff;box-shadow:0 10px 22px rgba(15,23,42,.08);color:var(--navy);text-align:left;cursor:pointer;transition:transform .18s ease,box-shadow .18s ease}
.video-card:hover{transform:translateY(-2px);box-shadow:0 15px 30px rgba(15,23,42,.12)}
.video-card:focus-visible{outline:3px solid var(--teal);outline-offset:3px}
.video-thumbnail{position:relative;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(145deg,#17324d,#0f766e)}
.video-thumbnail img{display:block;width:100%;height:100%;object-fit:cover}
.video-play-icon{position:absolute;left:50%;top:50%;width:50px;height:50px;display:grid;place-items:center;border:1px solid rgba(255,255,255,.5);border-radius:50%;background:rgba(15,23,42,.76);color:#fff;font-size:1rem;line-height:1;transform:translate(-50%,-50%);box-shadow:0 8px 18px rgba(0,0,0,.2)}
.video-card-title{display:block;padding:14px 15px 16px;font-family:Poppins,Inter,sans-serif;font-size:.95rem;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.video-empty-icon{background:#eef3f9;color:var(--accent-blue)}
.video-player-shell{position:relative;aspect-ratio:16/9;border-radius:22px;overflow:hidden;background:#050a12;box-shadow:0 18px 36px rgba(15,23,42,.17)}
.video-player-shell iframe{position:absolute;inset:0;width:100%;height:100%;border:0}

.gallery-note{padding:34px 0;background:#f5f8fa;border-top:1px solid var(--line)}
.gallery-note-inner{display:grid;grid-template-columns:minmax(280px,.8fr) minmax(0,1.2fr);gap:36px;align-items:center}
.gallery-note-inner>p{margin:0;color:var(--muted);max-width:67ch}
.site-footer{background:#fff;border-top:1px solid var(--line)}
.footer-inner{padding-top:14px;padding-bottom:14px;text-align:center}
.footer-inner small{color:var(--muted)}

/* Lightbox */
.lightbox{position:fixed;inset:0;z-index:2500;padding:34px 78px;background:rgba(3,10,20,.93);display:grid;place-items:center}
.lightbox[hidden]{display:none}
.lightbox figure{max-width:min(1200px,90vw);max-height:88vh;margin:0;display:flex;flex-direction:column;align-items:center}
.lightbox img{display:block;max-width:100%;max-height:80vh;border-radius:14px;box-shadow:0 18px 52px rgba(0,0,0,.4)}
.lightbox figcaption{margin-top:11px;color:#dbe4ef;font-size:.88rem;text-align:center}
.lightbox button{position:absolute;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.1);color:#fff;cursor:pointer;backdrop-filter:blur(6px)}
.lightbox-close{top:18px;right:20px;width:42px;height:42px;border-radius:50%;font-size:1.65rem;line-height:1}
.lightbox-nav{top:50%;width:46px;height:58px;border-radius:14px;transform:translateY(-50%);font-size:2rem}
.lightbox-nav.previous{left:20px}.lightbox-nav.next{right:20px}
.video-lightbox{position:fixed;inset:0;z-index:2500;padding:34px;background:rgba(3,10,20,.93);display:grid;place-items:center}
.video-lightbox[hidden]{display:none}
.video-lightbox .lightbox-close{position:absolute;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.1);color:#fff;cursor:pointer;backdrop-filter:blur(6px)}
.video-dialog{width:min(1000px,92vw);padding:14px;border:1px solid rgba(255,255,255,.14);border-radius:24px;background:#fff;box-shadow:0 24px 60px rgba(0,0,0,.42)}
.video-dialog-footer{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:13px 6px 1px}
.video-dialog-footer h3{margin:0;min-width:0;font-size:1rem;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

@media(max-width:1180px){.mid-nav{display:none}.icon-btn.hamburger{display:grid}.aapd-header-icons{display:none}}
@media(max-width:900px){
  .gallery-hero-grid{grid-template-columns:1fr}.hero-copy{padding:12px 0 0}.hero-art{min-height:260px}
  .photo-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .video-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:680px){
  .container{padding-inline:16px}.gallery-hero{padding:22px 0 26px}.gallery-hero-grid{gap:19px}.hero-art{min-height:210px;border-radius:20px}
  .gallery-section{padding:30px 0 38px}.section-heading{align-items:start;flex-direction:column;gap:8px}.gallery-status{text-align:left}
  .gallery-controls{align-items:stretch;flex-direction:column;margin-top:18px}.day-tabs{width:100%}.media-switch{width:100%}.media-switch-button{flex:1;justify-content:center}
  .photo-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.photo-card{border-radius:13px}.photo-grid.featured-layout .photo-card:nth-child(7n+1),.photo-grid.featured-layout .photo-card:nth-child(7n+5){min-height:260px}
  .gallery-note-inner{grid-template-columns:1fr;gap:14px}.gallery-note{padding:28px 0}
  .lightbox{padding:58px 12px 66px}.lightbox-nav{top:auto;bottom:12px;transform:none}.lightbox-nav.previous{left:calc(50% - 56px)}.lightbox-nav.next{right:calc(50% - 56px)}
  .video-lightbox{padding:54px 10px 20px}.video-dialog{width:100%;padding:8px;border-radius:18px}.video-player-shell{border-radius:13px}.video-dialog-footer{align-items:stretch;flex-direction:column}.video-dialog-footer .secondary-button{width:100%}
}
@media(max-width:480px){.video-grid{grid-template-columns:1fr}}
@media(max-width:420px){.hero-meta{flex-direction:column;align-items:flex-start}.photo-grid.featured-layout .photo-card:nth-child(7n+1),.photo-grid.featured-layout .photo-card:nth-child(7n+5){min-height:225px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}}