:root {
  color-scheme: light dark;
  --bg: #ffffff;
  --surface: #f6f7f9;
  --text: #16181d;
  --muted: #5b6270;
  --line: #e3e6ec;
  --accent: #2f6df6;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #101317;
    --surface: #181c22;
    --text: #e8eaee;
    --muted: #9aa2b1;
    --line: #262c35;
    --accent: #6c9bff;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  padding: 0 1.25rem 5rem;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-text-size-adjust: 100%;
}

.wrap { max-width: 44rem; margin: 0 auto; }

header {
  padding: 3.5rem 0 2rem;
  border-bottom: 1px solid var(--line);
  margin-bottom: 2.5rem;
}

h1 { font-size: 2rem; line-height: 1.2; margin: 0 0 .5rem; letter-spacing: -0.02em; }
h2 { font-size: 1.25rem; margin: 2.5rem 0 .75rem; letter-spacing: -0.01em; }
h3 { font-size: 1rem; margin: 1.75rem 0 .4rem; }

.tagline { color: var(--muted); margin: 0; font-size: 1.05rem; }
.updated { color: var(--muted); font-size: .9rem; margin: .25rem 0 0; }

p, li { color: var(--text); }
a { color: var(--accent); }

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0;
}

.card p:first-child { margin-top: 0; }
.card p:last-child { margin-bottom: 0; }

.email {
  display: inline-block;
  font-size: 1.1rem;
  font-weight: 600;
  word-break: break-all;
}

.table-scroll { overflow-x: auto; margin: 1.25rem 0; }

table { border-collapse: collapse; width: 100%; min-width: 30rem; font-size: .95rem; }
th, td { text-align: left; padding: .6rem .75rem; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-weight: 600; color: var(--muted); font-size: .85rem; text-transform: uppercase; letter-spacing: .04em; }

footer {
  margin-top: 4rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: .9rem;
}

footer a { margin-right: 1.25rem; }