:root {
  color-scheme: light;
  --bg: #f7f7f5;
  --surface: #ffffff;
  --ink: #111111;
  --muted: #6b6b6b;
  --line: #e3e3e0;
  --accent: #1a1a1a;
  --soft: rgba(0, 0, 0, 0.04);
  --shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: 'Space Grotesk', system-ui, -apple-system, sans-serif;
  background: radial-gradient(circle at 20% 20%, #ffffff 0%, #f3f3f1 55%, #ededeb 100%);
  color: var(--ink);
}

a {
  color: inherit;
  text-decoration: none;
}

btn {
  font-family: inherit;
}

.tab {
  border: 1px solid var(--line);
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 13px;
  cursor: pointer;
  background: var(--surface);
  color: var(--ink);
  transition: all 0.2s ease;
}

.tab.active {
  background: var(--ink);
  color: #ffffff;
  border-color: var(--ink);
}

.btn {
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
  padding: 6px 12px;
  border-radius: 999px;
  cursor: pointer;
  font-size: 12px;
  transition: all 0.2s ease;
}