:root {
  --bg: #0b0f14;
  --bg-alt: #101820;
  --surface: #161e28;
  --border: #26313d;
  --text: #e6edf3;
  --text-muted: #93a1af;
  --accent: #22d3ee;
  --accent-strong: #06b6d4;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a { color: inherit; text-decoration: none; }
h1, h2, h3 { line-height: 1.2; }

.container { max-width: 1080px; margin: 0 auto; padding: 0 24px; }
.narrow { max-width: 720px; }

/* Navbar */
.navbar { position: sticky; top: 0; z-index: 50; background: rgba(11,15,20,0.85); backdrop-filter: blur(8px); border-bottom: 1px solid var(--border); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; padding: 14px 0; }
.brand { display: flex; align-items: center; gap: 8px; font-weight: 700; font-size: 1.1rem; }
.brand-dot { width: 12px; height: 12px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 12px var(--accent); }
.nav-links { display: flex; gap: 24px; }
.nav-links a { color: var(--text-muted); font-size: 0.95rem; }
.nav-links a:hover { color: var(--accent); }

/* Hero */
.hero { padding: 96px 24px; text-align: center; background: radial-gradient(ellipse at top, rgba(34,211,238,0.14), transparent 55%), linear-gradient(160deg, #0b0f14, #0e1a26); }
.hero-inner { max-width: 680px; margin: 0 auto; }
.hero h1 { font-size: clamp(2rem, 5vw, 3rem); margin: 0 0 16px; }
.hero p { color: var(--text-muted); font-size: 1.1rem; margin: 0 auto 28px; max-width: 540px; }

.btn { display: inline-block; padding: 12px 24px; border-radius: 10px; font-weight: 600; background: var(--accent); color: #06121a; transition: 0.2s; }
.btn:hover { background: var(--accent-strong); }

/* Sections */
.section { padding: 72px 0; }
.section-alt { background: var(--bg-alt); }
.section h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); text-align: center; margin: 0 0 8px; }
.section-sub { text-align: center; color: var(--text-muted); margin: 0 auto 40px; max-width: 560px; }

/* Grid / space cards */
.grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.space-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: 0.2s;
}
a.space-card:hover { border-color: var(--accent); transform: translateY(-3px); }
.space-icon { font-size: 2rem; }
.space-card h3 { margin: 0; }
.space-card p { margin: 0; color: var(--text-muted); flex: 1; }
.space-link { color: var(--accent); font-weight: 600; font-size: 0.9rem; }
.space-tag { color: var(--text-muted); font-size: 0.85rem; border: 1px dashed var(--border); border-radius: 999px; padding: 4px 12px; align-self: flex-start; }
.coming-soon { opacity: 0.75; }

/* Contact */
.contact-line { text-align: center; font-size: 1.05rem; margin: 8px 0; }
.contact-line a { color: var(--accent); font-weight: 600; }

/* Footer */
.footer { border-top: 1px solid var(--border); padding: 32px 0; text-align: center; }
.footer p { margin: 0; font-size: 0.9rem; color: var(--text-muted); }

@media (max-width: 640px) {
  .grid { grid-template-columns: 1fr; }
}