:root {
  color-scheme: dark;
  --bg: #090b13;
  --text: #f8fbff;
  --muted: #a9b4c7;
  --line: rgba(255,255,255,.14);
  --card: rgba(255,255,255,.08);
  --card-strong: rgba(255,255,255,.12);
  --accent: #92e6ff;
  --accent-2: #d7b0ff;
  --shadow: 0 24px 90px rgba(0,0,0,.4);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at 20% 10%, rgba(146,230,255,.2), transparent 32rem),
    radial-gradient(circle at 80% 20%, rgba(215,176,255,.18), transparent 34rem),
    linear-gradient(135deg, #090b13 0%, #111525 50%, #080a10 100%);
}

a { color: inherit; }
.page-shell {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 72px 0 44px;
}
.page-shell.compact { min-height: 84vh; display: grid; place-items: center; }
.hero {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 36px;
  padding: clamp(44px, 8vw, 96px);
  min-height: 540px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: linear-gradient(135deg, rgba(255,255,255,.13), rgba(255,255,255,.04));
  box-shadow: var(--shadow);
  isolation: isolate;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 1px;
  border-radius: 35px;
  background: linear-gradient(180deg, rgba(255,255,255,.06), transparent 50%);
  pointer-events: none;
  z-index: -1;
}
.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: .26em;
  text-transform: uppercase;
}
h1 {
  margin: 0;
  font-size: clamp(56px, 12vw, 132px);
  line-height: .9;
  letter-spacing: -0.08em;
}
.subtitle {
  margin: 26px 0 0;
  max-width: 680px;
  color: var(--muted);
  font-size: clamp(18px, 2.6vw, 26px);
  line-height: 1.55;
}
.actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 36px; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 750;
  border: 1px solid var(--line);
  transition: transform .2s ease, background .2s ease, border-color .2s ease;
}
.button:hover { transform: translateY(-2px); }
.button.primary { background: var(--text); color: #111525; border-color: transparent; }
.button.ghost { background: rgba(255,255,255,.05); }
.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 18px;
}
.card {
  border: 1px solid var(--line);
  border-radius: 28px;
  padding: 28px;
  background: var(--card);
  backdrop-filter: blur(14px);
}
.icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: var(--card-strong);
  color: var(--accent);
  font-size: 24px;
}
.card h2 { margin: 18px 0 10px; font-size: 20px; }
.card p { margin: 0; color: var(--muted); line-height: 1.65; }
.card a { color: var(--accent); text-underline-offset: 4px; }
.orb {
  position: absolute;
  width: 320px;
  aspect-ratio: 1;
  border-radius: 50%;
  filter: blur(8px);
  opacity: .56;
  z-index: -2;
}
.orb-one { right: -90px; top: -90px; background: radial-gradient(circle, rgba(146,230,255,.55), transparent 70%); }
.orb-two { left: -100px; bottom: -120px; background: radial-gradient(circle, rgba(215,176,255,.5), transparent 70%); }
footer {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 0 0 40px;
  color: rgba(248,251,255,.58);
}
@media (max-width: 760px) {
  .page-shell { width: min(100% - 28px, 1120px); padding-top: 28px; }
  .hero { border-radius: 28px; min-height: 480px; }
  .cards { grid-template-columns: 1fr; }
  h1 { letter-spacing: -0.06em; }
}