:root{--navy:#0F2A43;--cyan:#2FB7C2;--lime:#B7F171;--neutral:#E8ECEF;--bg:#ffffff;--text:#0F2A43}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,'Helvetica Neue',Arial,sans-serif;color:var(--text);background:var(--bg);scroll-behavior:smooth}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
.container{max-width:1100px;margin:0 auto;padding:0 16px}
header{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.85);backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid rgba(15,42,67,.12)}
.dark header{background:rgba(15,42,67,.85);border-bottom:1px solid rgba(232,236,239,.15)}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.nav a{margin:0 10px;padding:6px 8px;border-radius:8px}.nav a:hover{background:rgba(47,183,194,.12)}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:20px}.brand .logo{width:28px;height:28px}
.btn{display:inline-block;padding:10px 16px;border-radius:999px;font-weight:600;border:1px solid transparent;transition:.2s transform,.2s opacity}.btn:active{transform:scale(.98)}
.btn-primary{background:var(--cyan);color:#fff}.btn-outline{border-color:var(--neutral);color:var(--navy)}.dark .btn-outline{border-color:var(--lime);color:var(--lime)}
.badge{display:inline-block;padding:4px 10px;border-radius:999px;font-size:12px;background:var(--lime);color:var(--navy)}
.hero{padding:72px 0;background:radial-gradient(80% 60% at 50% -10%, var(--neutral) 0%, transparent 60%)}
.dark .hero{background:radial-gradient(80% 60% at 50% -10%, #1b314a 0%, transparent 60%)}
.grid{display:grid;gap:18px}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-2{grid-template-columns:repeat(2,1fr)}
@media (max-width:900px){.grid-3{grid-template-columns:1fr}.grid-2{grid-template-columns:1fr}}
.section{padding:56px 0}.card{background:#fff;color:var(--navy);border:1px solid rgba(15,42,67,.08);border-radius:18px;padding:18px;box-shadow:0 10px 30px rgba(0,0,0,.05)}
.dark .card{background:#142537;color:#f5f7fa;border-color:rgba(255,255,255,.08)}.h1{font-size:40px;line-height:1.1;margin:12px 0 10px}.h2{font-size:28px;line-height:1.2;margin:0 0 10px}
.muted{color:#41576e}.dark .muted{color:#d5dde7}footer{border-top:1px solid rgba(15,42,67,.12);padding:28px 0}.dark footer{border-top-color:rgba(255,255,255,.1)}
.reveal{opacity:0;transform:translateY(12px);transition:opacity .6s ease, transform .6s ease}.reveal.visible{opacity:1;transform:none}
.dots{display:flex;gap:8px;justify-content:center;margin-top:10px}.dot{width:8px;height:8px;border-radius:999px;background:#c8d2da}.dot.active{width:24px;background:var(--cyan)}
.dark{--bg:#0F2A43;--text:#f5f7fa}.toggle{border:none;background:var(--cyan);color:#fff;border-radius:10px;padding:8px 10px;cursor:pointer}
.header-right{display:flex;align-items:center;gap:10px}ul.list{padding-left:18px}ul.list li{margin:6px 0}