:root {
  --navy: #234890; --blue: #2573b0; --sky: #2a9fdc;
  --green: #1aa860; --leaf: #50b23e; --lime: #92c953;
  --text: #14213d; --muted: #4a5878;
  --glass: rgba(255,255,255,.66);
  --glass-strong: rgba(255,255,255,.72);
  --glass-border: rgba(255,255,255,.75);
  --shadow: 0 8px 32px rgba(20,33,61,.08);
  --ease: cubic-bezier(.2,.7,.2,1);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
body { margin: 0; font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; color: var(--text); line-height: 1.6; background: #f3f5f9; overflow-x: hidden; }
a { color: inherit; }
img { max-width: 100%; }

/* Calm neutral backdrop: faint dot grid + soft navy glow */
.bg { position: fixed; inset: 0; z-index: -1; pointer-events: none; background:
  radial-gradient(900px 480px at 50% -8%, rgba(35,72,144,.10), transparent 70%),
  radial-gradient(600px 380px at 100% 35%, rgba(35,72,144,.05), transparent 70%); }
.bg::before { content: ""; position: absolute; inset: 0; background-image: radial-gradient(rgba(35,72,144,.16) 1px, transparent 1.6px); background-size: 28px 28px; -webkit-mask-image: linear-gradient(180deg, #000, transparent 85%); mask-image: linear-gradient(180deg, #000, transparent 85%); animation: grid-drift 60s linear infinite; }
@keyframes grid-drift { to { background-position: 28px 28px; } }

/* Glass surface */
.glass { background: var(--glass); backdrop-filter: blur(18px) saturate(170%); -webkit-backdrop-filter: blur(18px) saturate(170%); border: 1px solid var(--glass-border); box-shadow: var(--shadow), inset 0 1px 0 rgba(255,255,255,.8); }
@supports not (backdrop-filter: blur(1px)) { .glass { background: var(--glass-strong); } }

/* Header */
.site-header { position: sticky; top: 12px; z-index: 20; display: flex; justify-content: space-between; align-items: center; max-width: 1100px; margin: 12px auto 0; padding: 8px 16px; border-radius: 999px; background: var(--glass); backdrop-filter: blur(16px) saturate(170%); -webkit-backdrop-filter: blur(16px) saturate(170%); border: 1px solid var(--glass-border); transition: box-shadow .3s, background .3s, padding .3s; width: calc(100% - 24px); }
.site-header.scrolled { background: var(--glass-strong); box-shadow: var(--shadow); padding-top: 4px; padding-bottom: 4px; }
.brand img { display: block; height: 46px; width: auto; transition: height .3s; }
.scrolled .brand img { height: 38px; }
nav a { position: relative; margin-left: 18px; text-decoration: none; color: var(--muted); font-weight: 600; padding: 4px 0; }
nav a::after { content: ""; position: absolute; left: 0; bottom: 0; height: 2px; width: 100%; background: linear-gradient(90deg, var(--sky), var(--green)); transform: scaleX(0); transform-origin: left; transition: transform .3s var(--ease); }
nav a:hover { color: var(--navy); }
nav a:hover::after { transform: scaleX(1); }

section { max-width: 1100px; margin: 0 auto; padding: 56px 16px; }

/* Hero */
.hero { max-width: none; padding: 48px 0 56px; position: relative; }
.hero-inner { max-width: 1100px; margin: 0 auto; padding: 0 16px; display: flex; align-items: center; justify-content: space-between; gap: 40px; }
.hero-text { max-width: 620px; animation: rise .9s var(--ease) both; }
.waves { display: none; }
.eyebrow { display: inline-block; text-transform: uppercase; letter-spacing: .14em; color: #0b6b3a; font-weight: 800; font-size: .78rem; padding: 6px 14px; border-radius: 999px; background: var(--glass); border: 1px solid var(--glass-border); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
h1 { font-size: clamp(2.2rem, 5.6vw, 3.6rem); line-height: 1.1; margin: 16px 0; letter-spacing: -.02em; color: #14285e; max-width: 14em; }
h1 .grad { background: linear-gradient(100deg, #1c3a8a, #0e6fb3 45%, #0b7a43 100%); background-size: 200% 100%; -webkit-background-clip: text; background-clip: text; color: transparent; animation: shimmer 8s ease-in-out infinite alternate; }
@keyframes shimmer { to { background-position: 100% 0; } }
.lead { color: #3a4866; font-size: 1.1rem; max-width: 52ch; }
.btn { position: relative; overflow: hidden; display: inline-block; margin-top: 12px; padding: 14px 28px; border-radius: 999px; text-decoration: none; font-weight: 700; color: #fff; background: linear-gradient(120deg, var(--navy), var(--blue) 50%, var(--green)); box-shadow: 0 10px 28px rgba(35,72,144,.35); transition: transform .25s var(--ease), box-shadow .25s; }
.btn::after { content: ""; position: absolute; top: 0; left: -80%; width: 50%; height: 100%; background: linear-gradient(100deg, transparent, rgba(255,255,255,.55), transparent); transform: skewX(-20deg); }
.btn:hover { transform: translateY(-3px) scale(1.03); box-shadow: 0 16px 36px rgba(26,168,96,.35); }
.btn:hover::after { left: 130%; transition: left .7s var(--ease); }
@keyframes rise { from { opacity: 0; transform: translateY(28px); } }

/* Hero collage */
.collage { position: relative; width: 460px; height: 440px; flex: none; animation: rise 1s .15s var(--ease) both; }
.frame { position: absolute; border: 6px solid rgba(255,255,255,.85); border-radius: 20px; overflow: hidden; box-shadow: 0 20px 44px rgba(20,33,61,.28); background: linear-gradient(135deg, var(--sky), var(--lime)); }
.frame img { width: 100%; height: 100%; object-fit: cover; display: block; }
.f1 { width: 260px; height: 320px; right: 0; top: 0; --r: 4deg; animation: bob 7s ease-in-out infinite; }
.f2 { width: 230px; height: 190px; left: 0; top: 40px; --r: -5deg; animation: bob 8s -2s ease-in-out infinite; }
.f3 { width: 250px; height: 180px; left: 70px; bottom: 0; --r: 2deg; animation: bob 9s -4s ease-in-out infinite; }
@keyframes bob { 0%,100% { transform: translateY(0) rotate(var(--r)); } 50% { transform: translateY(-14px) rotate(calc(var(--r) * -.6)); } }

/* Stats */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; padding-top: 8px; padding-bottom: 24px; }
.stat { border-radius: 20px; padding: 20px; text-align: center; }
.stat strong { display: block; font-size: 2.1rem; line-height: 1.1; background: linear-gradient(120deg, var(--navy), var(--green)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat span { color: var(--muted); font-size: .88rem; font-weight: 600; }

/* Headings */
h2 { font-size: clamp(1.6rem, 4vw, 2.1rem); margin: 0 0 24px; color: var(--navy); letter-spacing: -.01em; }
.events .sub, .gallery .sub { margin: -14px 0 24px; color: var(--muted); }

/* Cards */
.grid { display: grid; gap: 22px; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); perspective: 1200px; }
.card { --rx: 0deg; --ry: 0deg; --gx: 50%; --gy: 0%; position: relative; border-radius: 24px; padding: 24px; display: flex; flex-direction: column; gap: 6px; overflow: hidden; border: 1.5px solid color-mix(in srgb, var(--accent) 55%, white); transform: rotateX(var(--rx)) rotateY(var(--ry)); transition: transform .25s var(--ease), box-shadow .3s; transform-style: preserve-3d; }
.card::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 10px; background: var(--accent); }
.card::after { content: ""; position: absolute; inset: 0; background: radial-gradient(260px circle at var(--gx) var(--gy), rgba(255,255,255,.65), transparent 60%); opacity: 0; transition: opacity .3s; pointer-events: none; }
.card:hover { box-shadow: 0 22px 50px color-mix(in srgb, var(--accent) 30%, transparent), inset 0 1px 0 rgba(255,255,255,.9); }
.card:hover::after { opacity: 1; }
.card h3 { margin: 0; font-size: 1.2rem; color: var(--navy); }
.card p { margin: 0; color: var(--muted); }
.card .logo { align-self: flex-start; height: 64px; width: auto; max-width: 100%; object-fit: contain; margin-top: 6px; }
.badge { align-self: flex-start; margin-top: 6px; background: var(--accent); color: var(--on); font-weight: 800; font-size: .75rem; padding: 4px 12px; border-radius: 999px; box-shadow: 0 6px 16px color-mix(in srgb, var(--accent) 40%, transparent); }
.card .type { color: var(--accent); filter: brightness(.72); font-weight: 700; text-transform: uppercase; font-size: .72rem; letter-spacing: .08em; margin-top: 8px; }
.card .date { font-size: .85rem; margin-top: auto; padding-top: 10px; }
.visit { align-self: flex-start; margin-top: 8px; padding: 9px 18px; border-radius: 999px; background: var(--accent); color: var(--on); font-weight: 700; text-decoration: none; transition: transform .25s var(--ease), box-shadow .25s; box-shadow: 0 8px 20px color-mix(in srgb, var(--accent) 35%, transparent); }
.visit:hover { transform: translateX(4px); filter: brightness(1.1); }
.visit.soon { background: rgba(255,255,255,.4); color: var(--accent); border: 2px dashed var(--accent); padding: 7px 16px; box-shadow: none; }
.visit.soon:hover { transform: none; filter: none; }

/* Marquee */
.marquee { max-width: none; padding: 0; margin: 24px 0; overflow: hidden; background: linear-gradient(90deg, #1c3a75, #234890 50%, #1c3a75); }
.track { display: flex; gap: 12px; padding: 12px 0; width: max-content; animation: slide 45s linear infinite; }
.marquee:hover .track { animation-play-state: paused; }
.track img { height: 150px; width: 220px; object-fit: cover; border-radius: 14px; border: 3px solid rgba(255,255,255,.85); background: rgba(255,255,255,.25); }
@keyframes slide { to { transform: translateX(-50%); } }

/* Gallery */
.mosaic { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); grid-auto-rows: 180px; grid-auto-flow: dense; }
.tile { padding: 0; border: 3px solid rgba(255,255,255,.8); border-radius: 18px; overflow: hidden; cursor: zoom-in; background: linear-gradient(135deg, var(--sky), var(--lime)); position: relative; box-shadow: var(--shadow); transition: transform .3s var(--ease), box-shadow .3s; }
.tile:hover { transform: translateY(-4px) scale(1.015); box-shadow: 0 18px 40px rgba(35,72,144,.25); z-index: 1; }
.tile img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .5s var(--ease); }
.tile:hover img, .tile:focus-visible img { transform: scale(1.1); }
.tile::after { content: ""; position: absolute; inset: 0; box-shadow: inset 0 -6px 0 var(--c, var(--green)); pointer-events: none; }
.t0 { grid-column: span 2; grid-row: span 2; --c: var(--navy); }
.t1 { --c: var(--sky); } .t2 { grid-row: span 2; --c: var(--green); }
.t3 { grid-column: span 2; --c: var(--lime); } .t4 { --c: var(--blue); }

/* About / contact as glass panels */
.about, .contact { margin-bottom: 8px; }
.about, .contact { background: var(--glass); backdrop-filter: blur(18px) saturate(170%); -webkit-backdrop-filter: blur(18px) saturate(170%); border: 1px solid var(--glass-border); border-radius: 28px; box-shadow: var(--shadow); padding: 36px 32px; width: calc(100% - 32px); margin-top: 32px; }
.about p, .contact p { max-width: 64ch; color: var(--muted); }
.contact a { color: var(--blue); font-weight: 700; }

.site-footer { margin: 40px 12px 12px; padding: 22px 16px; text-align: center; border-radius: 24px; color: #e8f0ff; font-size: .9rem; background: rgba(28,58,117,.92); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border: 1px solid rgba(255,255,255,.35); }
.site-footer p { margin: 0; }

/* Lightbox */
.lightbox { position: fixed; inset: 0; background: rgba(10,16,40,.7); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); display: flex; align-items: center; justify-content: center; z-index: 50; padding: 24px; animation: fade .25s; }
.lightbox[hidden] { display: none; }
.lightbox img { max-width: 100%; max-height: 100%; border-radius: 16px; border: 4px solid rgba(255,255,255,.8); animation: pop .35s var(--ease); }
.lightbox .close { position: absolute; top: 14px; right: 18px; width: 44px; height: 44px; font-size: 1.8rem; line-height: 1; border-radius: 50%; background: var(--glass); border: 1px solid var(--glass-border); color: #fff; cursor: pointer; }
@keyframes fade { from { opacity: 0; } }
@keyframes pop { from { opacity: 0; transform: scale(.92); } }

/* Scroll reveal */
.reveal { opacity: 0; }
.reveal.in { animation: revealIn .8s var(--ease) var(--d, 0ms) both; }
@keyframes revealIn { from { opacity: 0; translate: 0 30px; } to { opacity: 1; translate: 0 0; } }

:focus-visible { outline: 3px solid var(--sky); outline-offset: 3px; }

@media (max-width: 900px) {
  .hero-inner { flex-direction: column; }
  .collage { width: min(460px, 100%); height: 400px; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .track img { height: 110px; width: 160px; }
  .t0, .t3 { grid-column: span 1; } .t0 { grid-row: span 1; }
}
@media (max-width: 560px) { nav a { margin-left: 10px; font-size: .9rem; } .brand img { height: 36px; }  }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; }
}