/* MeshBay site overlay — landing, about, downloads */

:root {
  --bg: #f8fafc;
  --bg-card: #ffffff;
  --text: #0f172a;
  --text-secondary: #475569;
  --text-dim: #94a3b8;
  --border: #e2e8f0;
  --accent: #0ea5e9;
  --accent-hover: #0284c7;
  --accent-text: #ffffff;
  --nav-bg: #0f172a;
  --nav-text: #e2e8f0;
  --nav-brand: #38bdf8;
  --shadow: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-lg: 0 4px 16px rgba(0,0,0,0.1);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f172a;
    --bg-card: #1e293b;
    --text: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-dim: #64748b;
    --border: #334155;
    --nav-bg: #020617;
    --shadow: 0 1px 3px rgba(0,0,0,0.3);
    --shadow-lg: 0 4px 16px rgba(0,0,0,0.3);
  }
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

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

/* ── Nav ─────────────────────────────────────────────────────────────────── */

.site-nav {
  background: var(--nav-bg);
  color: var(--nav-text);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  height: 52px;
}

.site-nav-brand {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--nav-brand);
  text-decoration: none;
}

.site-nav-links { display: flex; gap: 20px; }

.site-nav-links a {
  color: var(--nav-text);
  font-size: 0.9rem;
  opacity: 0.85;
  transition: opacity 0.15s;
}
.site-nav-links a:hover { opacity: 1; text-decoration: none; }

/* ── Hero ────────────────────────────────────────────────────────────────── */

.hero {
  text-align: center;
  padding: 80px 24px 60px;
  max-width: 720px;
  margin: 0 auto;
}

.hero h1 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.hero .tagline {
  font-size: 1.15rem;
  color: var(--text-secondary);
  margin-bottom: 32px;
}

.hero .cta {
  display: inline-block;
  background: var(--accent);
  color: var(--accent-text);
  padding: 12px 32px;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  transition: background 0.15s;
}
.hero .cta:hover { background: var(--accent-hover); text-decoration: none; }

/* ── Feature cards ───────────────────────────────────────────────────────── */

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
  max-width: 840px;
  margin: 0 auto;
  padding: 0 24px 60px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px 24px;
  box-shadow: var(--shadow);
}

.feature-card .icon {
  font-size: 2rem;
  margin-bottom: 12px;
}

.feature-card h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 0.92rem;
}

/* ── Content page ────────────────────────────────────────────────────────── */

.page {
  max-width: 680px;
  margin: 0 auto;
  padding: 48px 24px;
}

.page h1 { font-size: 2rem; margin-bottom: 16px; }
.page h2 { font-size: 1.3rem; margin: 32px 0 12px; }
.page p { margin-bottom: 16px; color: var(--text-secondary); }
.page ul { margin: 0 0 16px 24px; color: var(--text-secondary); }
.page li { margin-bottom: 8px; }

.page .pkg-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 24px;
}
.page .pkg-table th,
.page .pkg-table td {
  text-align: left;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
}
.page .pkg-table th { font-weight: 600; }

/* ── Footer ──────────────────────────────────────────────────────────────── */

.site-footer {
  text-align: center;
  padding: 32px 24px;
  border-top: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 0.85rem;
}

.site-footer a { color: var(--text-secondary); }

/* ── Responsive ──────────────────────────────────────────────────────────── */

@media (max-width: 600px) {
  .hero h1 { font-size: 1.8rem; }
  .hero { padding: 48px 16px 40px; }
  .features { padding: 0 16px 40px; }
  .site-nav { padding: 0 16px; }
  .site-nav-links { gap: 12px; }
  .site-nav-links a { font-size: 0.82rem; }
}