:root {
  color-scheme: dark;
  --bg: #0b1020;
  --bg-soft: rgba(19, 29, 56, 0.82);
  --panel: rgba(18, 25, 47, 0.88);
  --panel-strong: rgba(25, 35, 64, 0.95);
  --text: #eef2ff;
  --muted: #aab5d6;
  --line: rgba(173, 189, 255, 0.14);
  --accent: #7c9cff;
  --accent-2: #9b8cff;
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Inter", system-ui, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(124, 156, 255, 0.22), transparent 30%),
    radial-gradient(circle at 80% 20%, rgba(155, 140, 255, 0.16), transparent 24%),
    linear-gradient(180deg, #0a0f1d 0%, #11182e 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), rgba(0, 0, 0, 0.35));
}

.page-shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 56px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 52px;
}

.brand {
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.ghost-link {
  color: var(--muted);
  text-decoration: none;
  font-weight: 600;
}

.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 28px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 12px;
  color: #c8d3ff;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(2.7rem, 6vw, 4.9rem);
  line-height: 0.96;
  letter-spacing: -0.04em;
}

.lede,
.feature p,
.cta-panel p {
  color: var(--muted);
  line-height: 1.7;
  font-size: 1rem;
}

.lede {
  margin: 22px 0 0;
  max-width: 58ch;
}

.actions {
  display: flex;
  gap: 14px;
  margin-top: 28px;
  flex-wrap: wrap;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
  transition: transform 160ms ease, opacity 160ms ease, background 160ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.primary {
  color: white;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 14px 30px rgba(124, 156, 255, 0.28);
}

.secondary {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line);
}

.hero-card,
.feature,
.cta-panel {
  border: 1px solid var(--line);
  background: var(--panel);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}

.hero-card {
  position: relative;
  min-height: 380px;
  border-radius: 28px;
  overflow: hidden;
  padding: 24px;
}

.card-glow {
  position: absolute;
  inset: auto auto -24px -24px;
  width: 180px;
  height: 180px;
  background: radial-gradient(circle, rgba(124, 156, 255, 0.45), transparent 66%);
}

.mini-window {
  position: relative;
  z-index: 1;
  height: 100%;
  border-radius: 22px;
  background: var(--panel-strong);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 16px;
}

.mini-window-bar {
  display: flex;
  gap: 8px;
  margin-bottom: 18px;
}

.mini-window-bar span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
}

.mini-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.mini-tile {
  min-height: 92px;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.05), rgba(124, 156, 255, 0.14));
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.mini-tile.accent {
  background: linear-gradient(135deg, rgba(124, 156, 255, 0.55), rgba(155, 140, 255, 0.3));
}

.mini-tile.tall {
  min-height: 200px;
}

.mini-tile.wide {
  grid-column: span 2;
}

.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 34px;
}

.feature,
.cta-panel {
  border-radius: 24px;
  padding: 24px;
}

.feature h2,
.cta-panel h2 {
  margin: 0 0 12px;
  font-size: 1.3rem;
}

.cta-panel {
  margin-top: 20px;
}

@media (max-width: 860px) {
  .hero,
  .features {
    grid-template-columns: 1fr;
  }

  .hero-card {
    min-height: 300px;
  }

  h1 {
    font-size: clamp(2.2rem, 12vw, 3.4rem);
  }
}