:root {
  --bg: #f7f8fb;
  --surface: #ffffff;
  --border: #e2e6ef;
  --text: #1b2135;
  --muted: #5d6784;
  --accent: #3b5bdb;
  --shadow: 0 1px 2px rgba(20, 30, 60, .05), 0 8px 24px rgba(20, 30, 60, .06);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12141c;
    --surface: #1a1d27;
    --border: #2a2f3d;
    --text: #eef1f7;
    --muted: #9aa3bb;
    --accent: #8ea4ff;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 8px 24px rgba(0, 0, 0, .25);
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

main {
  max-width: 46rem;
  margin: 0 auto;
  padding: clamp(3rem, 10vw, 6rem) 1.25rem 4rem;
}

.intro h1 {
  margin: 0;
  font-size: clamp(2rem, 6vw, 2.75rem);
  letter-spacing: -0.02em;
}

.tagline {
  margin: .4rem 0 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.apps {
  list-style: none;
  margin: clamp(2rem, 6vw, 3rem) 0 0;
  padding: 0;
  display: grid;
  gap: .75rem;
}

.app {
  display: grid;
  gap: .3rem;
  padding: 1.15rem 1.25rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow);
  text-decoration: none;
  color: inherit;
  transition: transform .15s ease, border-color .15s ease;
}

.app:hover,
.app:focus-visible {
  transform: translateY(-2px);
  border-color: var(--accent);
}

.app:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.app-name {
  font-weight: 650;
  font-size: 1.1rem;
}

.app-desc {
  color: var(--muted);
}

.app-host {
  color: var(--accent);
  font-size: .875rem;
  font-variant-numeric: tabular-nums;
}

footer {
  margin-top: clamp(3rem, 8vw, 4.5rem);
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: .9rem;
}

footer p { margin: 0; }