:root{--navy:#071d3a;--blue:#2f78df;--ice:#edf6ff;--text:#13233d;--muted:#607089;--white:#fff}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,Arial,sans-serif;color:var(--text);background:#fff;line-height:1.6}a{text-decoration:none;color:inherit}.container{width:min(1180px,92%);margin:auto}
.site-header{position:sticky;top:0;z-index:20;background:rgba(5,25,50,.98);color:#fff}.nav{min-height:70px;display:flex;align-items:center;gap:28px}.brand{display:flex;align-items:center;gap:9px;font-weight:800;letter-spacing:1px;font-size:20px;line-height:1}.brand small{display:block;font-size:11px;letter-spacing:4px;margin-top:5px;font-weight:500}.brand-mark{font-size:34px}nav{display:flex;gap:26px;margin-left:auto}nav a{font-size:14px;opacity:.92;padding:25px 0;border-bottom:2px solid transparent}nav a:hover,nav a.active{border-bottom-color:#65b1ff}.support{background:#5da6ec;padding:10px 18px;border-radius:9px;font-weight:700;font-size:14px}.menu-toggle{display:none;background:none;border:0;color:white;font-size:28px;margin-left:auto}
.hero{position:relative;min-height:590px;display:flex;align-items:center;overflow:hidden;color:#fff}.hero-image{position:absolute;inset:0;background:url("assets/penguin-hero.png") center 22%/cover no-repeat;filter:saturate(1.05)}.hero-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(3,25,55,.93) 0%,rgba(4,34,67,.70) 45%,rgba(3,30,60,.18) 100%)}.hero-content{position:relative;z-index:1;padding:70px 0}.eyebrow{font-size:12px;font-weight:800;letter-spacing:2px;margin:0 0 12px}.hero h1{font-size:58px;line-height:1.03;margin:0 0 25px;letter-spacing:-2px}.hero h1 span{color:#69b6ff}.lead{font-size:18px;max-width:530px}.buttons{display:flex;gap:14px;margin-top:30px}.btn{display:inline-block;padding:12px 25px;border-radius:9px;font-weight:700;border:1px solid transparent}.primary{background:var(--blue);color:white}.secondary{border-color:white;color:white}.quick-links{background:#fff;box-shadow:0 2px 20px rgba(0,0,0,.07);position:relative;z-index:2}.quick-grid{display:grid;grid-template-columns:repeat(4,1fr);padding:27px 0}.quick-grid article{padding:0 30px;border-right:1px solid #e3e8ef}.quick-grid article:last-child{border:0}.quick-grid b{font-size:17px}.quick-grid p{font-size:13px;color:var(--muted);margin:4px 0 0}
.section{padding:75px 0}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:30px}.section h2,.dark-section h2,.cta h2{font-size:38px;line-height:1.1;margin:0 0 12px;letter-spacing:-1px}.section-heading p{max-width:540px;color:var(--muted)}.blue{color:var(--blue)}.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.card{border:1px solid #dce4ee;border-radius:11px;overflow:hidden;background:white;box-shadow:0 5px 18px rgba(20,40,70,.05)}.card-photo{height:165px;background:linear-gradient(135deg,#b7d8ef,#eaf6ff)}.photo-emperor{background:linear-gradient(160deg,#789dbd,#dfeef6)}.photo-gentoo{background:linear-gradient(160deg,#87afc9,#e9f5f8)}.photo-adelie{background:linear-gradient(160deg,#6c96b9,#e1f0f8)}.photo-chinstrap{background:linear-gradient(160deg,#86add0,#dbeaf3)}.card-body{padding:15px}.card h3{margin:0;font-size:16px}.card i{font-size:12px;color:#78869a}.card p{font-size:13px;color:var(--muted)}.card a{color:var(--blue);font-size:13px;font-weight:700}
.research{background:#f7fbff}.research-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}.research-art{min-height:360px;border-radius:15px;background:linear-gradient(145deg,#9fc9e8,#e8f7ff);display:flex;align-items:center;justify-content:center;font-size:65px}.penguin-stack{filter:drop-shadow(0 12px 12px rgba(0,30,60,.2))}.research-list{margin-top:25px}.research-list div{padding:14px 0;border-top:1px solid #d9e4ef}.research-list strong{display:block}.research-list span{color:var(--muted);font-size:14px}
.dark-section{padding:85px 0;background:var(--navy);color:#fff}.dark-section p{max-width:760px;margin:0 auto;color:#c9d8ea}.centered{text-align:center}.two-col{display:grid;grid-template-columns:1.2fr .8fr;gap:70px;align-items:center}.fact-box{display:grid;grid-template-columns:90px 1fr;gap:12px 20px;align-items:center;background:var(--ice);padding:30px;border-radius:15px}.fact-box strong{font-size:42px;color:var(--blue)}.fact-box span{color:var(--muted)}.light{background:#f7f9fc}.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:28px}.news-grid article{background:white;border-radius:12px;padding:25px;border:1px solid #e1e7ef}.news-grid span{color:var(--blue);font-size:11px;font-weight:800;letter-spacing:1px}.news-grid h3{line-height:1.25}.news-grid p{color:var(--muted);font-size:14px}.cta{padding:80px 0;background:linear-gradient(120deg,#0b3561,#1767a9);color:#fff}.cta p{color:#dcecff}.light-btn{background:#fff;color:#15558c;margin-top:12px}
footer{background:#06172d;color:#c7d5e5;padding:45px 0 20px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px}.footer-grid b{color:white}.footer-grid p{font-size:13px}.footer-grid a{display:block;margin:7px 0;font-size:14px}.copyright{text-align:center;border-top:1px solid #17324f;margin-top:30px;padding-top:18px;font-size:12px;color:#8297ae}
@media(max-width:900px){nav{display:none}.menu-toggle{display:block}.support{display:none}.cards{grid-template-columns:repeat(2,1fr)}.quick-grid{grid-template-columns:repeat(2,1fr);gap:20px}.quick-grid article:nth-child(2){border-right:0}.hero h1{font-size:46px}.research-grid,.two-col{grid-template-columns:1fr}.news-grid{grid-template-columns:1fr}}
@media(max-width:560px){.hero{min-height:650px}.hero-overlay{background:rgba(3,25,55,.76)}.hero h1{font-size:40px}.buttons{flex-direction:column}.btn{text-align:center}.cards,.quick-grid{grid-template-columns:1fr}.quick-grid article{border-right:0;border-bottom:1px solid #e3e8ef;padding:15px 0}.section{padding:55px 0}.section-heading{display:block}.section-heading .btn{margin-top:15px}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}}