@import url("https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;600;700&display=swap");
:root { --bg: #050a18; --card: #0b1430; --neon: #22d3ff; --text: #e6f0ff; --muted: #8ea3c7; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: "Space Grotesk", system-ui, sans-serif; line-height: 1.6; }
a { color: inherit; text-decoration: none; }
:focus-visible { outline: 2px solid var(--neon); outline-offset: 3px; }
.nav { position: sticky; top: 0; z-index: 10; display: flex; align-items: center; justify-content: space-between; padding: 14px 5vw;
  background: rgba(5,10,24,.8); backdrop-filter: blur(10px); border-bottom: 1px solid rgba(34,211,255,.15); }
.logo { font-weight: 700; color: var(--neon); text-shadow: 0 0 12px var(--neon); }
.links { display: flex; gap: 22px; }
.links a { color: var(--muted); transition: color .2s; }
.links a:hover { color: var(--neon); }
.burger { display: none; background: none; border: 1px solid var(--neon); color: var(--neon); border-radius: 8px; padding: 4px 10px; font-size: 18px; }
.hero { position: relative; min-height: 88vh; display: flex; flex-direction: column; justify-content: center; padding: 0 5vw; overflow: hidden; }
.glow { position: absolute; width: 500px; height: 500px; right: -120px; top: 10%; border-radius: 50%;
  background: radial-gradient(circle, rgba(34,211,255,.35), transparent 70%); animation: pulse 6s ease-in-out infinite; pointer-events: none; }
@keyframes pulse { 50% { transform: scale(1.15); opacity: .6; } }
.tag { color: var(--neon); letter-spacing: .1em; text-transform: uppercase; font-size: 14px; }
h1 { font-size: clamp(2.4rem, 8vw, 5rem); margin: 8px 0; line-height: 1.1; }
h1 span { color: var(--neon); text-shadow: 0 0 24px rgba(34,211,255,.7); }
.lead { color: var(--muted); font-size: 1.2rem; max-width: 560px; }
.btns { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 24px; }
.btn { padding: 12px 22px; border-radius: 999px; border: 1px solid var(--neon); color: var(--neon); transition: all .25s; }
.btn:hover { box-shadow: 0 0 20px rgba(34,211,255,.6); transform: translateY(-2px); }
.btn.primary { background: var(--neon); color: #001; }
.sec { padding: 70px 5vw; max-width: 1100px; margin: 0 auto; }
h2 { font-size: 2rem; margin: 0 0 28px; }
h2::after { content: ""; display: block; width: 60px; height: 3px; margin-top: 8px; background: var(--neon); box-shadow: 0 0 10px var(--neon); }
.grid { display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }
.grid.three { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.grid.two { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.card { background: var(--card); border: 1px solid rgba(34,211,255,.18); border-radius: 18px; padding: 24px; transition: transform .3s, box-shadow .3s, border-color .3s; }
.card:hover { transform: translateY(-6px); border-color: var(--neon); box-shadow: 0 0 28px rgba(34,211,255,.25); }
.card h3 { margin: 6px 0; } .card p { color: var(--muted); margin: 6px 0; }
.card.big p { font-size: 1.1rem; } .card b { color: var(--text); }
.icon { font-size: 2.2rem; }
.num { font-size: 2rem; font-weight: 700; color: var(--neon); }
.like { border-color: rgba(34,255,170,.35); } .dislike { border-color: rgba(255,90,120,.35); }
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.show { opacity: 1; transform: none; }
footer { text-align: center; padding: 30px; color: var(--muted); border-top: 1px solid rgba(34,211,255,.15); }
@media (max-width: 720px) {
  .burger { display: block; }
  .links { display: none; position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; padding: 16px 5vw; background: var(--bg); }
  .links.open { display: flex; }
  .glow { width: 300px; height: 300px; }
}