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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: #f8fafc;
  color: #1e293b;
  line-height: 1.6;
}

header {
  background: #0f172a;
  color: #f1f5f9;
  padding: 2rem 1.5rem;
  text-align: center;
}

header h1 { font-size: 2rem; font-weight: 700; }
header p  { margin-top: .5rem; color: #94a3b8; font-size: 1rem; }
header .badges { margin-top: 1rem; display: flex; gap: .5rem; justify-content: center; flex-wrap: wrap; }
header .badges a img { height: 20px; }

main { max-width: 960px; margin: 0 auto; padding: 3rem 1.5rem; }

section { margin-bottom: 4rem; }
h2 { font-size: 1.4rem; font-weight: 700; margin-bottom: 1.5rem; border-left: 4px solid #3b82f6; padding-left: .75rem; }

.screenshot-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.screenshot-card {
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: .75rem;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0,0,0,.08);
  transition: box-shadow .2s;
}

.screenshot-card:hover { box-shadow: 0 4px 12px rgba(0,0,0,.12); }

.screenshot-card img {
  width: 100%;
  display: block;
  border-bottom: 1px solid #e2e8f0;
}

.screenshot-card .caption {
  padding: .75rem 1rem;
  font-size: .875rem;
  font-weight: 600;
  color: #475569;
}

.architecture-img {
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: .75rem;
  padding: 1.5rem;
  text-align: center;
  box-shadow: 0 1px 3px rgba(0,0,0,.08);
}

.architecture-img img { max-width: 100%; height: auto; border-radius: .5rem; }
.architecture-img .fallback { color: #94a3b8; font-size: .875rem; margin-top: .5rem; }
.architecture-img .fallback a { color: #3b82f6; }

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}

.feature-card {
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: .75rem;
  padding: 1.25rem 1.5rem;
}

.feature-card .icon { font-size: 1.75rem; margin-bottom: .5rem; }
.feature-card h3 { font-size: .95rem; font-weight: 700; margin-bottom: .25rem; }
.feature-card p  { font-size: .825rem; color: #64748b; }

footer {
  text-align: center;
  padding: 2rem;
  font-size: .8rem;
  color: #94a3b8;
  border-top: 1px solid #e2e8f0;
}

footer a { color: #3b82f6; text-decoration: none; }