:root {
  --bg: #f6f6f3;
  --card: #ffffff;
  --ink: #17181c;
  --muted: #5d616b;
  --line: #e2e2dc;
  --accent: #3451d1;
  --tag: #eef0fb;
  --tag-ink: #2d43a8;
  --shadow: 0 1px 2px rgba(20, 22, 30, 0.05), 0 8px 24px rgba(20, 22, 30, 0.04);
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #101114;
    --card: #17191e;
    --ink: #e9eaee;
    --muted: #9da1ab;
    --line: #262930;
    --accent: #93a6ff;
    --tag: #1e2333;
    --tag-ink: #b4c1ff;
    --shadow: none;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-text-size-adjust: 100%;
}

.wrap { max-width: 760px; margin: 0 auto; padding: 0 16px; }

a { color: var(--accent); }

.intro { padding: 56px 0 24px; }
.mark {
  width: 56px; height: 56px; border-radius: 16px; display: grid; place-items: center;
  background: var(--ink); color: var(--bg); font-weight: 750; letter-spacing: 0.02em;
}
.intro h1 { margin: 18px 0 6px; font-size: 2rem; letter-spacing: -0.02em; line-height: 1.15; }
.bio { margin: 0; max-width: 34em; color: var(--muted); font-size: 1.05rem; }
.links { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-top: 14px; }
.links a { font-weight: 600; text-decoration: none; }
.links a:hover { text-decoration: underline; text-underline-offset: 3px; }

h2 { margin: 28px 0 12px; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); }

.cards { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
.card {
  display: flex; flex-direction: column; gap: 6px; height: 100%; padding: 18px;
  border-radius: 16px; border: 1px solid var(--line); background: var(--card); box-shadow: var(--shadow);
  color: inherit; text-decoration: none; transition: border-color 0.15s, transform 0.15s;
}
.card:hover { border-color: var(--accent); transform: translateY(-1px); }
.card:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.emoji { font-size: 1.6rem; line-height: 1; }
.title { font-weight: 700; font-size: 1.08rem; margin-top: 4px; }
.text { color: var(--muted); font-size: 0.95rem; flex: 1; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 6px; }
.tags span {
  font-size: 0.75rem; font-weight: 650; padding: 2px 9px; border-radius: 999px;
  background: var(--tag); color: var(--tag-ink);
}

.foot { padding-top: 40px; padding-bottom: 40px; font-size: 0.85rem; color: var(--muted); }

@media (prefers-reduced-motion: reduce) { .card { transition: none; } .card:hover { transform: none; } }