:root{
  --ink:#fff; --ink-soft:rgba(255,255,255,.8); --ink-faint:rgba(255,255,255,.58);
  --glass:rgba(255,255,255,.12); --glass-strong:rgba(6,40,66,.42); --glass-line:rgba(255,255,255,.28);
  --accent:#fff; --accent-ink:#06324f; --deep:#03243f;
  --card-shadow:0 10px 30px rgba(0,20,40,.25);
  --serif:"Cormorant Garamond",Georgia,serif; --sans:Inter,system-ui,-apple-system,sans-serif;
}
*{box-sizing:border-box}
html{background:#03243f}
html,body{margin:0;min-height:100%;color:var(--ink);font-family:var(--sans);
  background:linear-gradient(180deg,#4cc7eb 0%,#0a5d8a 45%,#03243f 100%) fixed;}
a{color:inherit}
canvas#sea{position:fixed;inset:0;width:100vw;height:100vh;z-index:0;display:block}
.no-gl canvas#sea{display:none}
.page{position:relative;z-index:1;max-width:1240px;margin:0 auto;padding:0 16px 80px}
[hidden]{display:none!important}

/* top navigation */
.topnav{position:fixed;z-index:4;top:14px;right:16px;display:flex;gap:4px;padding:5px;border-radius:999px;
  background:var(--glass);border:1px solid var(--glass-line);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
.topnav a{text-decoration:none;font-size:13px;padding:7px 13px;border-radius:999px;color:var(--ink-soft)}
.topnav a:hover{color:#fff;background:rgba(255,255,255,.12)}
.topnav a[aria-current=page]{color:#fff;background:rgba(255,255,255,.2)}
.music-btn{appearance:none;border:0;background:transparent;color:var(--ink-soft);cursor:pointer;width:32px;border-radius:999px;
  display:grid;place-items:center;padding:0}
.music-btn:hover{color:#fff;background:rgba(255,255,255,.12)}
.music-btn .ico{width:17px;height:17px;background:currentColor;
  -webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M9 18V6l11-2v12' fill='none' stroke='black' stroke-width='2'/%3E%3Ccircle cx='6.5' cy='18' r='2.5'/%3E%3Ccircle cx='17.5' cy='16' r='2.5'/%3E%3Cpath d='M3 3l18 18' stroke='black' stroke-width='2'/%3E%3C/svg%3E") center/contain no-repeat;
          mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M9 18V6l11-2v12' fill='none' stroke='black' stroke-width='2'/%3E%3Ccircle cx='6.5' cy='18' r='2.5'/%3E%3Ccircle cx='17.5' cy='16' r='2.5'/%3E%3Cpath d='M3 3l18 18' stroke='black' stroke-width='2'/%3E%3C/svg%3E") center/contain no-repeat}
.music-btn.on{color:#fff}
.music-btn.on .ico{
  -webkit-mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M9 18V6l11-2v12' fill='none' stroke='black' stroke-width='2'/%3E%3Ccircle cx='6.5' cy='18' r='2.5'/%3E%3Ccircle cx='17.5' cy='16' r='2.5'/%3E%3C/svg%3E");
          mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M9 18V6l11-2v12' fill='none' stroke='black' stroke-width='2'/%3E%3Ccircle cx='6.5' cy='18' r='2.5'/%3E%3Ccircle cx='17.5' cy='16' r='2.5'/%3E%3C/svg%3E")}
footer .credit{opacity:.8}

/* header */
header{padding:11vh 0 24px;text-align:center}
h1{font-family:var(--serif);font-weight:300;font-size:clamp(46px,8.5vw,108px);letter-spacing:.01em;margin:0;line-height:1;
  text-shadow:0 2px 30px rgba(0,30,60,.35)}
h1 a{text-decoration:none}
.tagline{margin:14px 0 0;font-size:13px;letter-spacing:.32em;text-transform:uppercase;color:var(--ink-soft)}

/* filters */
.filters{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;align-items:center;margin:34px auto 0}
.tabs,.media{display:flex;flex-wrap:wrap;gap:6px;padding:6px;border-radius:999px;background:var(--glass);
  border:1px solid var(--glass-line);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
.tab{appearance:none;border:0;background:transparent;color:var(--ink);font:500 14px var(--sans);padding:10px 18px;border-radius:999px;
  cursor:pointer;transition:background .25s,color .25s}
.tab:hover{background:rgba(255,255,255,.12)}
.tab[aria-pressed=true]{background:var(--accent);color:var(--accent-ink)}
.media{gap:4px;padding:5px}
.media button{appearance:none;border:0;background:transparent;color:var(--ink-soft);font:400 13px var(--sans);padding:8px 14px;border-radius:999px;cursor:pointer}
.media button[aria-pressed=true]{color:#fff;background:rgba(255,255,255,.2)}
button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid #fff;outline-offset:2px}

/* gallery */
main{margin-top:56px;min-height:30vh}
.group{margin:0 0 56px;scroll-margin-top:80px}
.group h2{font-family:var(--serif);font-weight:400;font-size:clamp(26px,3.4vw,38px);margin:0 0 4px}
.group .sub{font-size:13px;color:var(--ink-faint);margin:0 0 16px;letter-spacing:.04em}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin:-4px 0 16px}
.chip{appearance:none;border:1px solid var(--glass-line);background:var(--glass);color:var(--ink-soft);border-radius:999px;
  padding:5px 11px;font:400 12.5px var(--sans);cursor:pointer}
.chip[aria-pressed=true]{background:#fff;color:var(--accent-ink);border-color:#fff}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px}
.tile{position:relative;aspect-ratio:4/3;border-radius:10px;overflow:hidden;box-shadow:var(--card-shadow);cursor:pointer;
  background:rgba(255,255,255,.08);border:0;padding:0;color:#fff;text-align:left;transition:transform .35s ease;display:block;width:100%}
.tile:hover{transform:translateY(-3px)}
.tile img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .6s}
.tile img.loaded{opacity:1}
.tile .cap{position:absolute;left:0;right:0;bottom:0;padding:28px 12px 10px;font-size:12.5px;line-height:1.35;
  background:linear-gradient(transparent,rgba(0,15,30,.72))}
.tile .cap b{display:block;font-weight:500;font-size:13.5px}
.tile .vid{position:absolute;top:10px;right:10px;display:flex;align-items:center;gap:6px;padding:5px 9px 5px 7px;border-radius:999px;
  background:rgba(0,0,0,.4);font-size:11.5px}
.tile .vid:before{content:"";border-left:9px solid #fff;border-top:5.5px solid transparent;border-bottom:5.5px solid transparent;margin-left:2px}
.more{display:block;margin:16px auto 0;appearance:none;border:1px solid var(--glass-line);background:var(--glass);color:#fff;
  font:500 13px var(--sans);padding:10px 20px;border-radius:999px;cursor:pointer;backdrop-filter:blur(10px)}
.empty{text-align:center;color:var(--ink-soft);font-family:var(--serif);font-size:26px;padding:60px 0}

/* map */
#map{height:min(52vh,460px);border-radius:14px;margin-bottom:48px;border:1px solid var(--glass-line);box-shadow:var(--card-shadow);background:#9fc7dd}
.leaflet-container{font-family:var(--sans)}
.site-marker{background:#fff;color:var(--accent-ink);border-radius:999px;font:600 12px var(--sans);display:grid;place-items:center;
  box-shadow:0 2px 10px rgba(0,30,60,.35);border:3px solid rgba(10,93,138,.65)}

/* panels (about / contact) */
.panel{max-width:760px;margin:40px auto 60px;padding:32px clamp(18px,4vw,44px);border-radius:16px;background:var(--glass-strong);
  border:1px solid var(--glass-line);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px)}
.panel h2{font-family:var(--serif);font-weight:400;font-size:40px;margin:0 0 14px}
.prose{font-size:16px;line-height:1.7;color:var(--ink-soft)}
.prose p{margin:0 0 1em}
.muted{color:var(--ink-faint)}
.contact{display:grid;gap:14px;margin-top:18px}
.contact label{display:grid;gap:6px;font-size:13px;color:var(--ink-soft)}
.contact input,.contact textarea{font:15px var(--sans);color:#fff;background:rgba(255,255,255,.1);border:1px solid var(--glass-line);
  border-radius:10px;padding:11px 12px}
.contact .hp{position:absolute;left:-9999px}
.btn{justify-self:start;appearance:none;border:0;background:#fff;color:var(--accent-ink);font:600 14px var(--sans);padding:12px 22px;border-radius:999px;cursor:pointer}
.form-status{min-height:1.4em;margin:0;font-size:14px}

footer{text-align:center;font-size:12px;color:var(--ink-faint);margin-top:40px}

/* lightbox */
.lightbox{position:fixed;inset:0;z-index:20;background:rgba(1,14,26,.94);display:grid;grid-template-rows:1fr auto}
.lb-stage{position:relative;display:grid;place-items:center;min-height:0;padding:56px 64px 8px}
.lb-stage img{max-width:100%;max-height:calc(100vh - 200px);object-fit:contain;border-radius:4px;box-shadow:0 20px 60px rgba(0,0,0,.5)}
.lb-stage .video-wrap{width:min(100%,calc((100vh - 220px)*16/9));aspect-ratio:16/9}
.lb-stage iframe{width:100%;height:100%;border:0;border-radius:6px}
.lb-stage .video-wrap{position:relative}
.lb-sound{position:absolute;top:12px;left:12px;z-index:3;display:flex;align-items:center;gap:7px;appearance:none;cursor:pointer;
  border:1px solid rgba(255,255,255,.35);background:rgba(0,20,35,.55);color:#fff;font:500 12.5px var(--sans);
  padding:7px 12px 7px 10px;border-radius:999px;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
.lb-sound:hover{background:rgba(0,20,35,.75)}
.lb-sound .ico{width:16px;height:16px;background:currentColor;
  -webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M3 9v6h4l5 4V5L7 9H3z'/%3E%3Cpath d='M16 9l6 6M22 9l-6 6' stroke='black' stroke-width='2'/%3E%3C/svg%3E") center/contain no-repeat;
          mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M3 9v6h4l5 4V5L7 9H3z'/%3E%3Cpath d='M16 9l6 6M22 9l-6 6' stroke='black' stroke-width='2'/%3E%3C/svg%3E") center/contain no-repeat}
.lb-sound.on .ico{
  -webkit-mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Cpath d='M3 9v6h4l5 4V5L7 9H3z' fill='black' stroke='none'/%3E%3Cpath d='M16 8.5a5 5 0 010 7M19 6a8.5 8.5 0 010 12'/%3E%3C/svg%3E");
          mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Cpath d='M3 9v6h4l5 4V5L7 9H3z' fill='black' stroke='none'/%3E%3Cpath d='M16 8.5a5 5 0 010 7M19 6a8.5 8.5 0 010 12'/%3E%3C/svg%3E")}
.lb-info{padding:14px 24px 22px;text-align:center}
.lb-info h3{font-family:var(--serif);font-weight:400;font-size:28px;margin:0}
.lb-info .sci{font-style:italic;color:var(--ink-faint);font-size:14px}
.lb-info p{margin:6px auto 0;max-width:720px;color:var(--ink-soft);font-size:14px;line-height:1.5}
.lb-info .meta{font-size:12.5px;color:var(--ink-faint);letter-spacing:.03em}
.lb-close,.lb-nav{position:absolute;z-index:2;appearance:none;border:0;background:rgba(255,255,255,.1);color:#fff;cursor:pointer;
  border-radius:999px;display:grid;place-items:center;font:300 30px/1 var(--sans)}
.lb-close{top:14px;right:16px;width:42px;height:42px}
.lb-nav{top:45%;width:46px;height:46px;font-size:34px}
.lb-prev{left:12px}.lb-next{right:12px}
.lb-close:hover,.lb-nav:hover{background:rgba(255,255,255,.22)}

@media (max-width:600px){
  header{padding-top:12vh}
  .tagline{letter-spacing:.18em;font-size:11px}
  .tab{padding:9px 13px;font-size:13px}
  .grid{grid-template-columns:repeat(2,1fr);gap:8px}
  .tile .cap{font-size:11px;padding:22px 8px 7px}
  .tile .cap b{font-size:12px}
  .lb-stage{padding:56px 6px 6px}
  .lb-nav{top:auto;bottom:12px;width:40px;height:40px}
  .topnav{top:10px;right:50%;transform:translateX(50%)}
}
@media (prefers-reduced-motion:reduce){.tile,.tile img{transition:none}}