:root {
  color-scheme: light dark;
  --bg: #f7f8fb;
  --panel: #ffffff;
  --text: #111827;
  --muted: #526072;
  --line: #d8dee9;
  --brand: #1b0f7a;
  --brand-2: #064073;
  --accent: #9cff2f;
  --good: #147a4a;
  --shadow: 0 16px 44px rgba(15, 23, 42, 0.08);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #080b18;
    --panel: #10172a;
    --text: #f5f7fb;
    --muted: #a8b3c7;
    --line: #25304a;
    --brand: #3721d8;
    --brand-2: #075d8d;
    --accent: #9cff2f;
    --good: #7df2ac;
    --shadow: none;
  }
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--bg);
}

body {
  margin: 0;
  min-height: 100%;
  color: var(--text);
  background:
    radial-gradient(circle at 12% 0%, rgba(55, 33, 216, 0.16), transparent 34rem),
    linear-gradient(180deg, rgba(6, 64, 115, 0.08), transparent 22rem),
    var(--bg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

a {
  color: inherit;
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

.page {
  width: min(100% - 2rem, 760px);
  margin: 0 auto;
  padding: 2rem 0 4rem;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 0 2.25rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text);
  text-decoration: none;
}

.brand img {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  box-shadow: 0 10px 24px rgba(12, 22, 48, 0.18);
}

.brand span {
  font-weight: 700;
  letter-spacing: 0;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.nav a {
  text-decoration: none;
}

.nav a:hover {
  color: var(--text);
  text-decoration: underline;
}

.hero {
  padding: 2rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(135deg, rgba(27, 15, 122, 0.10), rgba(156, 255, 47, 0.07)), var(--panel);
  box-shadow: var(--shadow);
}

.kicker {
  margin: 0 0 0.75rem;
  color: var(--good);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  max-width: 13ch;
  font-size: clamp(2rem, 7vw, 4.2rem);
  line-height: 0.95;
  letter-spacing: 0;
}

.lead {
  max-width: 42rem;
  margin: 1.25rem 0 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.content {
  margin-top: 2rem;
  padding: 2rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.content h2 {
  margin: 2rem 0 0.75rem;
  font-size: 1.25rem;
  letter-spacing: 0;
}

.content h2:first-child {
  margin-top: 0;
}

.content p,
.content ul {
  color: var(--muted);
}

.content ul {
  padding-left: 1.25rem;
}

.content li + li {
  margin-top: 0.35rem;
}

.callout {
  margin-top: 1.5rem;
  padding: 1rem;
  border-left: 4px solid var(--accent);
  background: rgba(156, 255, 47, 0.08);
  color: var(--text);
}

.link-list {
  display: grid;
  gap: 0.75rem;
  margin: 1.5rem 0 0;
}

.link-list a {
  display: block;
  padding: 0.9rem 1rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  text-decoration: none;
}

.link-list a:hover {
  border-color: var(--accent);
}

.footer {
  margin-top: 2rem;
  color: var(--muted);
  font-size: 0.92rem;
}

code {
  font: inherit;
  color: var(--text);
}

@media (max-width: 560px) {
  .page {
    width: min(100% - 1rem, 760px);
    padding-top: 1rem;
  }

  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero,
  .content {
    padding: 1.25rem;
  }

  h1 {
    font-size: 2.45rem;
  }
}