:root{
  --ice:#eaf7fb; --deep:#102b3f; --blue:#2b6f91; --cyan:#79c7d8;
  --white:#fff; --text:#20333f; --muted:#607582; --shadow:0 18px 45px rgba(16,43,63,.12);
}
*{box-sizing:border-box} html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--text);background:#f7fbfc;line-height:1.65}
a{color:inherit;text-decoration:none}
header{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.9);backdrop-filter:blur(14px);border-bottom:1px solid #dcebf0}
.nav{max-width:1180px;margin:auto;padding:14px 22px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.logo{font-weight:800;color:var(--deep);letter-spacing:.3px}.logo span{color:var(--blue)}
nav{display:flex;gap:8px;flex-wrap:wrap} nav a{padding:9px 13px;border-radius:10px;color:#46606d;font-weight:600;font-size:.94rem}
nav a:hover,nav a.active{background:var(--ice);color:var(--deep)}
.hero{min-height:570px;display:grid;place-items:center;position:relative;overflow:hidden;background:
linear-gradient(180deg,rgba(10,39,57,.42),rgba(10,39,57,.72)),
url('https://images.unsplash.com/photo-1511497584788-876760111969?auto=format&fit=crop&w=1800&q=85') center/cover}
.hero-inner{max-width:950px;padding:90px 22px;text-align:center;color:white}
.eyebrow{text-transform:uppercase;letter-spacing:3px;font-size:.8rem;font-weight:800;color:#bdebf3}
h1{font-size:clamp(2.8rem,7vw,5.8rem);line-height:.98;margin:18px 0}
h2{font-size:clamp(2rem,4vw,3rem);line-height:1.1;color:var(--deep);margin:0 0 18px}
h3{color:var(--deep)}
.lead{font-size:1.18rem;max-width:700px;margin:0 auto 30px;color:#e8f7fa}
.btn{display:inline-block;background:white;color:var(--deep);font-weight:800;padding:13px 20px;border-radius:12px;box-shadow:var(--shadow)}
.btn.dark{background:var(--deep);color:white}.btn:hover{transform:translateY(-2px)}
section{padding:80px 22px}.container{max-width:1180px;margin:auto}
.intro{display:grid;grid-template-columns:1.1fr .9fr;gap:55px;align-items:center}
.fact{background:white;border:1px solid #dcebf0;border-radius:22px;padding:28px;box-shadow:var(--shadow)}
.fact strong{font-size:2.4rem;color:var(--blue);display:block}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:white;border-radius:20px;overflow:hidden;box-shadow:var(--shadow);border:1px solid #e2eef2}
.card img{width:100%;height:220px;object-fit:cover}.card-body{padding:22px}.card p{color:var(--muted)}
.badge{display:inline-block;background:var(--ice);color:var(--blue);padding:5px 9px;border-radius:999px;font-size:.75rem;font-weight:800}
.page-hero{padding:95px 22px;background:linear-gradient(135deg,#dff4f8,#f7fbfc);border-bottom:1px solid #dcebf0}
.page-hero .container{max-width:900px}.page-hero h1{color:var(--deep);font-size:clamp(2.6rem,6vw,4.8rem)}
.species{display:grid;grid-template-columns:1fr 1fr;gap:45px;align-items:center;margin-bottom:75px}
.species:nth-child(even) .photo{order:2}
.photo{border-radius:24px;overflow:hidden;box-shadow:var(--shadow)}.photo img{display:block;width:100%;height:410px;object-fit:cover}
.list{padding-left:20px}.list li{margin:9px 0}
.timeline{border-left:3px solid var(--cyan);padding-left:28px}.timeline article{margin:0 0 35px}.timeline time{font-weight:800;color:var(--blue)}
table{width:100%;border-collapse:collapse;background:white;border-radius:16px;overflow:hidden;box-shadow:var(--shadow)}
th,td{text-align:left;padding:16px;border-bottom:1px solid #e4eef1}th{background:var(--deep);color:white}
footer{background:var(--deep);color:#cfe0e7;padding:35px 22px;margin-top:20px}.footer-inner{max-width:1180px;margin:auto;display:flex;justify-content:space-between;gap:20px}
@media(max-width:800px){.intro,.species{grid-template-columns:1fr}.species:nth-child(even) .photo{order:0}.cards{grid-template-columns:1fr}.nav{align-items:flex-start;flex-direction:column}.hero{min-height:500px}.photo img{height:300px}.footer-inner{flex-direction:column}}