:root {
  --bg: #0a0212;
  --bg-soft: #140627;
  --surface: #180a2b;
  --text: #f5f2fa;
  --muted: #a99fc0;
  --line: rgba(255, 255, 255, 0.12);
  --accent: #d946ef;
  --accent-2: #8b5cf6;
  --glow: rgba(217, 70, 239, 0.35);
  --radius: 16px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'Quicksand', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.container { max-width: 1120px; margin: 0 auto; padding: 0 24px; }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Nav */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(10, 2, 18, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 60px; }
.wordmark { font-weight: 700; font-size: 18px; color: var(--text); }
.wordmark:hover { text-decoration: none; }
.nav-links { display: flex; gap: 24px; }
.nav-links a { color: var(--muted); font-weight: 600; font-size: 14px; }
.nav-links a:hover { color: var(--text); text-decoration: none; }

/* Hero */
.hero {
  padding: 72px 0 88px;
  background:
    radial-gradient(ellipse 80% 60% at 70% 10%, rgba(139, 92, 246, 0.18), transparent),
    radial-gradient(ellipse 60% 50% at 20% 80%, rgba(217, 70, 239, 0.12), transparent);
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
  gap: 56px;
  align-items: center;
}
.eyebrow {
  text-transform: uppercase; letter-spacing: 0.18em;
  font-size: 12px; font-weight: 700; color: var(--accent);
  margin: 0 0 16px;
}
h1 { font-size: clamp(34px, 5vw, 52px); line-height: 1.12; margin: 0 0 20px; font-weight: 700; }
h1 em {
  font-style: normal;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.sub { color: var(--muted); font-size: 17px; margin: 0 0 28px; }

.cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 18px; }

.btn {
  display: inline-block;
  padding: 13px 26px;
  border-radius: 999px;
  font-weight: 700; font-size: 15px;
  transition: transform 0.15s, box-shadow 0.15s;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary {
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  color: #fff;
  box-shadow: 0 4px 24px var(--glow);
}
.btn-ghost {
  border: 1px solid var(--line);
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
}
.btn-block { display: block; text-align: center; margin-top: auto; }

.download-block { margin-bottom: 14px; }
.platform-toggle {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: 999px;
  overflow: hidden;
  margin-bottom: 8px;
}
.platform-btn {
  appearance: none; border: 0; background: transparent;
  color: var(--muted); font: inherit; font-weight: 600; font-size: 13px;
  padding: 8px 18px; cursor: pointer;
}
.platform-btn.active { background: var(--accent); color: #fff; }
.version { color: var(--muted); font-size: 13px; margin: 4px 0; }
.alt-arch { font-size: 13px; margin-left: 8px; }
.all-releases { font-size: 13px; margin: 2px 0 0; }
.privacy-tag { color: var(--muted); font-size: 13px; border-left: 3px solid var(--accent); padding-left: 12px; }

/* Carousel */
.hero-shots { min-width: 0; }
.carousel {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: 0 12px 60px rgba(0, 0, 0, 0.6), 0 0 80px var(--glow);
  aspect-ratio: 16 / 10;
  background: var(--bg-soft);
}
.carousel img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  opacity: 0; transition: opacity 0.5s;
}
.carousel img.visible { opacity: 1; }
.carousel-dots { display: flex; gap: 8px; justify-content: center; margin-top: 14px; }
.carousel-dots button {
  width: 10px; height: 10px; border-radius: 50%;
  border: 0; padding: 0; cursor: pointer;
  background: var(--line);
}
.carousel-dots button.active { background: var(--accent); }
.carousel-caption { text-align: center; color: var(--muted); font-size: 13px; margin: 8px 0 0; }

/* Sections */
section { padding: 72px 0; }
.features { background: var(--bg-soft); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
h2 { font-size: 30px; margin: 0 0 32px; text-align: center; }

.feature-grid, .run-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
}
.card h3 { margin: 0 0 10px; font-size: 17px; }
.card p { margin: 0; color: var(--muted); font-size: 14.5px; }

.run-card { display: flex; flex-direction: column; gap: 14px; }
.run-card p { flex-grow: 0; }
.run-card pre {
  background: #0d0418;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 14px;
  overflow-x: auto;
  font-size: 12px;
  line-height: 1.5;
  margin: 0;
}
.run-card code { color: #e9d5ff; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.other-platforms { font-size: 13px; color: var(--muted); text-align: center; margin: 0; }
.fine-print { font-size: 12.5px; color: var(--muted); margin: 0; }
.fine-print code { color: #e9d5ff; }

/* Footer */
.footer { border-top: 1px solid var(--line); padding: 32px 0; }
.footer-inner { display: flex; flex-direction: column; gap: 6px; align-items: center; text-align: center; }
.footer p { margin: 0; color: var(--muted); font-size: 14px; }

@media (max-width: 880px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .feature-grid, .run-grid { grid-template-columns: 1fr; }
  .hero { padding: 48px 0 64px; }
}