:root {
  --background: #f6f8fb;
  --foreground: #111827;
  --muted: #5f6876;
  --card: #ffffff;
  --border: #e3e8ef;
  --primary: #2563eb;
  --accent: #7c3aed;
  --shadow: 0 18px 45px rgba(15, 23, 42, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 15% 0%, rgba(37, 99, 235, 0.1), transparent 28rem),
    linear-gradient(180deg, #f8fbff 0%, var(--background) 100%);
  color: var(--foreground);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.75;
}

a {
  color: var(--primary);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.site-header,
.page {
  width: min(1080px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 0;
}

.brand {
  color: var(--foreground);
  font-size: 16px;
  font-weight: 800;
  letter-spacing: 0;
}

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

.site-nav a,
.link-pill {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.78);
  color: var(--foreground);
  font-size: 14px;
  font-weight: 650;
  line-height: 1.2;
  padding: 9px 14px;
  text-decoration: none;
  transition: border-color 160ms ease, color 160ms ease, transform 160ms ease;
}

.site-nav a:hover,
.link-pill:hover {
  border-color: rgba(37, 99, 235, 0.45);
  color: var(--primary);
  text-decoration: none;
  transform: translateY(-1px);
}

.page {
  padding: 34px 0 72px;
}

.hero {
  margin-bottom: 24px;
  text-align: center;
}

.eyebrow {
  display: inline-flex;
  margin-bottom: 16px;
  border-radius: 999px;
  background: rgba(37, 99, 235, 0.1);
  color: var(--primary);
  font-size: 14px;
  font-weight: 750;
  padding: 7px 14px;
}

h1 {
  max-width: 880px;
  margin: 0 auto 18px;
  font-size: clamp(32px, 6vw, 58px);
  line-height: 1.08;
  letter-spacing: 0;
}

.lead {
  max-width: 760px;
  margin: 0 auto;
  color: var(--muted);
  font-size: clamp(16px, 2.2vw, 19px);
}

.content-card {
  border: 1px solid rgba(226, 232, 240, 0.9);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.86);
  box-shadow: var(--shadow);
  padding: clamp(22px, 4vw, 34px);
}

.content-card + .content-card {
  margin-top: 18px;
}

h2 {
  margin: 0 0 14px;
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1.2;
  letter-spacing: 0;
}

p {
  margin: 0 0 16px;
}

ol,
ul {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}

ol li,
ul li {
  position: relative;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--muted);
  padding: 14px 16px 14px 48px;
}

ol li::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  top: 13px;
  left: 14px;
  display: grid;
  width: 24px;
  height: 24px;
  place-items: center;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #ffffff;
  font-size: 13px;
  font-weight: 800;
  line-height: 1;
}

.related-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 12px;
}

.breadcrumb {
  margin-top: 22px;
  color: var(--muted);
  font-size: 14px;
  text-align: center;
}

@media (max-width: 640px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-nav {
    justify-content: flex-start;
  }

  .page {
    padding-top: 18px;
  }
}