:root{
  --bg:#0b1220;
  --card:#0f172a;
  --muted:#94a3b8;
  --accent:#10b981;
  --brand:#22d3ee;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,Arial,sans-serif;color:#e5e7eb;background:linear-gradient(180deg,#0b1220 0%,#0b1220 60%,#0d1b2a 100%);}
a{color:#e5e7eb;text-decoration:none}
header{position:sticky;top:0;z-index:10;background:rgba(11,18,32,.7);backdrop-filter:blur(8px);border-bottom:1px solid rgba(255,255,255,.06)}
.nav{max-width:1100px;margin:auto;display:flex;align-items:center;justify-content:space-between;padding:14px 20px}
.nav .brand{font-weight:800;letter-spacing:.3px}
.nav a{margin:0 10px;opacity:.9}
.nav a:hover{opacity:1;color:var(--brand)}
.hero{min-height:60vh;display:grid;place-items:center;text-align:center;padding:80px 20px;background:url('images/polar-bear.jpg') center/cover no-repeat;border-bottom:1px solid rgba(255,255,255,.08)}
.hero .glass{background:rgba(11,18,32,.55);padding:26px 22px;border:1px solid rgba(255,255,255,.15);border-radius:16px;backdrop-filter:blur(6px);max-width:760px}
.hero h1{font-size:40px;margin:0 0 8px}
.hero p{margin:0 0 16px;color:var(--muted)}
.hero .cta{display:inline-block;background:linear-gradient(90deg,#22d3ee,#10b981);padding:12px 18px;border-radius:10px;color:#041018;font-weight:700}
main{max-width:1100px;margin:30px auto;padding:0 20px}
.grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.card{background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.08);border-radius:14px;padding:18px}
.card img{width:100%;border-radius:10px;margin-bottom:10px}
.badge{display:inline-block;background:rgba(34,211,238,.15);border:1px solid rgba(34,211,238,.5);color:#a5f3fc;padding:4px 10px;border-radius:999px;font-size:12px;margin-bottom:8px}
h2{margin:20px 0 6px}
p.muted{color:var(--muted)}
table{width:100%;border-collapse:collapse;margin-top:10px}
td,th{border-bottom:1px solid rgba(255,255,255,.08);padding:10px;text-align:left}
form{display:grid;gap:12px;margin-top:10px}
input,textarea{background:#0b1324;border:1px solid rgba(255,255,255,.1);color:#e5e7eb;padding:12px;border-radius:10px}
button{background:linear-gradient(90deg,#22d3ee,#10b981);border:none;border-radius:10px;padding:12px 16px;font-weight:700;color:#041018;cursor:pointer}
footer{border-top:1px solid rgba(255,255,255,.06);text-align:center;color:#94a3b8;padding:30px 20px;margin-top:40px}
.small{font-size:12px;color:#94a3b8}

/* reveal animations */
@keyframes fadeUp { from {opacity:0; transform:translateY(10px)} to {opacity:1; transform:translateY(0)} }
.reveal { opacity:0; transform:translateY(10px); transition:opacity .6s ease, transform .6s ease }
.reveal.visible { opacity:1; transform:translateY(0) }

.card{transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease}
.card:hover{transform:translateY(-2px); box-shadow:0 10px 30px rgba(0,0,0,.2); border-color:rgba(255,255,255,.15)}