:root {
  --bg: #f6f7f9; --card: #ffffff; --text: #16191d; --muted: #5d6670;
  --line: #e2e5ea; --accent: #2b6cb0; --accent-soft: #e8f0fa;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111418; --card: #1a1e24; --text: #e7eaee; --muted: #9aa3ad;
    --line: #2a3038; --accent: #7fb2ec; --accent-soft: #1d2a3a;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  min-height: 100vh; display: flex; flex-direction: column;
}
main { width: 100%; max-width: 860px; margin: 0 auto; padding: 56px 16px 24px; flex: 1; }
header { margin-bottom: 40px; }
h1 { font-size: 2.2rem; letter-spacing: -0.02em; margin: 0 0 6px; }
.lead { color: var(--muted); margin: 0; font-size: 1.1rem; }
h2 { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); margin: 32px 0 12px; font-weight: 600; }
.cards { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
.cards a {
  display: flex; flex-direction: column; gap: 4px; height: 100%;
  padding: 16px 18px; border: 1px solid var(--line); border-radius: 10px;
  background: var(--card); color: inherit; text-decoration: none;
  transition: border-color .15s, transform .15s;
}
.cards a:hover, .cards a:focus-visible { border-color: var(--accent); transform: translateY(-1px); }
.cards a:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.name { font-weight: 600; font-size: 1.05rem; }
.desc { color: var(--muted); font-size: 0.95rem; flex: 1; }
.host { color: var(--accent); font-size: 0.85rem; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
footer { text-align: center; color: var(--muted); font-size: 0.85rem; padding: 24px 16px 32px; }
@media (prefers-reduced-motion: reduce) { .cards a { transition: none; } .cards a:hover { transform: none; } }