:root {
  color-scheme: light dark;

  --bg: #ffffff;
  --card: #ffffff;
  --text: #111111;
  --muted: #5b5b5f;
  --border: rgba(60, 60, 67, 0.18);
  --shadow: 0 10px 30px rgba(0,0,0,0.08);

  --link: #007aff;
  --linkHover: #0056b3;

  --maxw: 880px;
  --radius: 18px;
  --pad: 22px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b0b0f;
    --card: #111118;
    --text: #f2f2f7;
    --muted: rgba(235, 235, 245, 0.6);
    --border: rgba(84, 84, 88, 0.45);
    --shadow: 0 14px 40px rgba(0,0,0,0.45);

    --link: #0a84ff;
    --linkHover: #409cff;
  }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display",
               "Helvetica Neue", Helvetica, Arial, system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
}

a {
  color: var(--link);
  text-decoration: none;
}
a:hover { color: var(--linkHover); text-decoration: underline; }

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 28px 18px 40px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 180px;
}

.logo {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: linear-gradient(180deg, rgba(10,132,255,0.95), rgba(0,122,255,0.75));
  box-shadow: 0 10px 22px rgba(0,122,255,0.25);
}

.brand h1 {
  font-size: 16px;
  margin: 0;
  letter-spacing: -0.01em;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: flex-end;
}

.pill {
  border: 1px solid var(--border);
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 14px;
  color: var(--text);
  background: color-mix(in srgb, var(--card) 92%, transparent);
}
.pill:hover { text-decoration: none; filter: brightness(1.03); }

.hero {
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: calc(var(--radius) + 6px);
  box-shadow: var(--shadow);
  padding: 28px;
  margin-top: 14px;
}

.kicker {
  font-size: 13px;
  color: var(--muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin: 0 0 10px;
}

.hero h2 {
  font-size: 34px;
  line-height: 1.12;
  margin: 0 0 10px;
  letter-spacing: -0.03em;
}

.hero p {
  font-size: 17px;
  color: var(--muted);
  margin: 0 0 18px;
}

.grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 16px;
}

@media (min-width: 860px) {
  .grid { grid-template-columns: 1fr 1fr; }
}

.card {
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: var(--radius);
  padding: var(--pad);
}

.card h3 {
  margin: 0 0 8px;
  font-size: 18px;
  letter-spacing: -0.02em;
}

.card p {
  margin: 0;
  color: var(--muted);
}

.content {
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 26px;
  margin-top: 14px;
}

.content h2 {
  font-size: 26px;
  margin: 0 0 10px;
  letter-spacing: -0.02em;
}

.content h3 {
  font-size: 18px;
  margin: 20px 0 8px;
  letter-spacing: -0.01em;
}

.content p, .content li {
  color: var(--muted);
  font-size: 16px;
}

.content ul { padding-left: 18px; }

.footer {
  margin-top: 18px;
  color: var(--muted);
  font-size: 13px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  padding: 10px 2px;
}

.footer .links {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 8px 12px;
  color: var(--muted);
  font-size: 14px;
}

.small {
  font-size: 13px;
  color: var(--muted);
}