:root {
  color-scheme: dark;
  --bg: #090b10;
  --panel: rgba(255, 255, 255, 0.055);
  --panel-hover: rgba(255, 255, 255, 0.09);
  --text: #f4f6fb;
  --muted: #a5adbd;
  --line: rgba(255, 255, 255, 0.11);
  --accent: #8ab4ff;
  --accent-2: #85e0c3;
  --max: 1120px;
  --radius: 22px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 15% 0%, rgba(74, 118, 255, 0.18), transparent 34rem),
    radial-gradient(circle at 92% 18%, rgba(52, 211, 153, 0.12), transparent 28rem),
    var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }
.container { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }

.skip-link {
  position: absolute; left: -9999px; top: 12px; z-index: 100;
  padding: 10px 14px; border-radius: 10px; background: #fff; color: #000;
}
.skip-link:focus { left: 12px; }

.site-header { padding: 28px 0 0; }
.nav { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.brand { font-weight: 760; letter-spacing: -0.01em; text-decoration: none; }
.nav-links { display: flex; align-items: center; gap: 18px; color: var(--muted); font-size: 0.95rem; }
.nav-links a { text-decoration: none; }
.nav-links a:hover, .nav-links a:focus-visible { color: var(--text); }
.language { border: 1px solid var(--line); padding: 7px 11px; border-radius: 999px; }

.hero { padding: 118px 0 84px; }
.eyebrow { margin: 0 0 18px; color: var(--accent-2); font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; font-size: 0.78rem; }
h1 { max-width: 900px; margin: 0; font-size: clamp(3rem, 8vw, 6.8rem); line-height: 0.96; letter-spacing: -0.035em; }
.lead { max-width: 760px; margin: 30px 0 0; color: var(--muted); font-size: clamp(1.08rem, 2vw, 1.35rem); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 19px; border-radius: 13px; border: 1px solid var(--line); text-decoration: none; font-weight: 700; transition: transform .18s ease, background .18s ease, border-color .18s ease; }
.button.primary { background: var(--text); color: var(--bg); border-color: var(--text); }
.button:hover { transform: translateY(-2px); background: var(--panel-hover); }
.button.primary:hover { background: #dfe6f5; }

.section { padding: 28px 0 86px; }
.section-heading { display: flex; justify-content: space-between; align-items: end; gap: 20px; margin-bottom: 24px; }
h2 { margin: 0; font-size: clamp(1.8rem, 4vw, 3rem); letter-spacing: -0.02em; }
.section-note { margin: 0; max-width: 500px; color: var(--muted); }

.grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 18px; }
.card { position: relative; grid-column: span 4; min-height: 280px; padding: 27px; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); backdrop-filter: blur(12px); transition: transform .2s ease, background .2s ease, border-color .2s ease; }
.card:hover { transform: translateY(-4px); background: var(--panel-hover); border-color: rgba(255,255,255,.2); }
.card.wide { grid-column: span 6; min-height: 245px; }
.card-tag { display: inline-block; margin-bottom: 50px; color: var(--accent-2); font-size: .78rem; font-weight: 750; letter-spacing: .08em; text-transform: uppercase; }
.card h3 { margin: 0 0 12px; font-size: 1.65rem; letter-spacing: -0.015em; }
.card p { margin: 0 0 26px; color: var(--muted); }
.card-link { position: absolute; inset: 0; border-radius: inherit; }
.card-link:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.card-arrow { position: absolute; right: 25px; bottom: 22px; color: var(--accent); font-size: 1.4rem; }

.about { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.about-panel { padding: 30px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); }
.about-panel p { margin: 0; color: var(--muted); }
.about-panel strong { color: var(--text); }

.footer { padding: 28px 0 46px; color: var(--muted); }
.footer-inner { display: flex; justify-content: space-between; gap: 20px; padding-top: 25px; border-top: 1px solid var(--line); }
.footer p { margin: 0; }
.footer a { text-decoration: none; }
.footer a:hover { color: var(--text); }

@media (max-width: 820px) {
  .hero { padding-top: 90px; }
  .card, .card.wide { grid-column: span 6; }
  .about { grid-template-columns: 1fr; }
  .section-heading { align-items: start; flex-direction: column; }
}
@media (max-width: 590px) {
  .container { width: min(calc(100% - 28px), var(--max)); }
  .nav-links a:not(.language) { display: none; }
  .hero { padding: 76px 0 60px; }
  h1 { font-size: clamp(3rem, 17vw, 4.8rem); }
  .card, .card.wide { grid-column: 1 / -1; min-height: 245px; }
  .footer-inner { flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}