:root{color-scheme:dark;--bg:#020712;--bg-soft:#071321;--surface:#0b1c2d;--text:#f2fbff;--muted:#a8c5d5;--primary:#16d9ff;--accent:#0b7bff;--success:#34e6a3;--danger:#ff5b76}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,Arial,sans-serif;background:linear-gradient(135deg,var(--bg),var(--bg-soft));color:var(--text)}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}.container{width:min(1160px,calc(100% - 2rem));margin:0 auto}.section{padding:5rem 0}.glass{background:rgba(7,19,33,.75);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border:1px solid rgba(22,217,255,.18);box-shadow:0 20px 60px rgba(0,0,0,.28)}.btn-primary{background:linear-gradient(135deg,var(--primary),var(--accent));color:#001018;font-weight:700}.btn-primary,.btn-secondary{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.9rem 1.2rem;border-radius:999px}.btn-secondary{background:hsla(0,0%,100%,.06);color:var(--text);border:1px solid hsla(0,0%,100%,.13)}.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;grid-gap:2rem;gap:2rem;align-items:center}@media (max-width:900px){.hero-grid{grid-template-columns:1fr}.section{padding:3rem 0}}