:root {
  color-scheme: dark;
  font-family:
    Inter,
    ui-sans-serif,
    -apple-system,
    BlinkMacSystemFont,
    'Segoe UI',
    sans-serif;
  background: #0a0c10;
  color: #f4f5f8;
}

* {
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(circle at 12% 0%, rgba(255, 158, 27, 0.12), transparent 28rem), #0a0c10;
  line-height: 1.65;
}

main {
  width: min(100% - 32px, 880px);
  margin: 0 auto;
  padding: 56px 0 80px;
}

a {
  color: #9ec5ff;
}

.back-link {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  text-decoration: none;
}

.page-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin: 18px 0 26px;
}

.page-nav a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  color: #ffc35c;
  font-size: 0.9rem;
  text-decoration: none;
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 16px 0 0;
  color: #747e91;
  font-size: 0.78rem;
}

.breadcrumbs a {
  display: inline-flex;
  min-width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  color: #9ec5ff;
  text-decoration: none;
}

.cta-panel a,
section > p > a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
}

.breadcrumbs [aria-current='page'] {
  color: #a5adbd;
}

.eyebrow {
  margin: 36px 0 8px;
  color: #ff9e1b;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(2.25rem, 6vw, 4rem);
  letter-spacing: -0.055em;
  line-height: 1.05;
}

.lede {
  max-width: 650px;
  margin: 18px 0 30px;
  color: #a5adbd;
  font-size: 1.05rem;
}

.updated {
  color: #747e91;
  font-size: 0.8rem;
}

section {
  margin-top: 14px;
  padding: 24px;
  border: 1px solid #252b38;
  border-radius: 14px;
  background: #131720;
}

.guide-grid,
.link-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 16px;
}

.guide-card,
.link-card {
  padding: 18px;
  border: 1px solid #252b38;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.025);
}

.guide-card h3,
.link-card h3 {
  margin: 0 0 8px;
  font-size: 0.98rem;
}

.link-card {
  display: block;
  color: inherit;
  text-decoration: none;
}

.link-card:hover {
  border-color: rgba(255, 158, 27, 0.65);
}

.checklist li,
.steps li {
  margin: 0 0 10px;
}

.comparison {
  width: 100%;
  margin-top: 14px;
  border-collapse: collapse;
  overflow: hidden;
  border: 1px solid #252b38;
  border-radius: 14px;
  font-size: 0.88rem;
}

.comparison th,
.comparison td {
  padding: 12px;
  border-bottom: 1px solid #252b38;
  text-align: left;
  vertical-align: top;
}

.comparison th {
  color: #f4f5f8;
  background: #181d28;
}

.comparison td {
  color: #a5adbd;
}

.comparison tr:last-child td {
  border-bottom: 0;
}

.source-list a {
  overflow-wrap: anywhere;
}

.cta-panel {
  border-color: rgba(66, 211, 146, 0.42);
  background: rgba(66, 211, 146, 0.075);
}

.subtle {
  color: #747e91;
  font-size: 0.85rem;
}

.formula {
  margin: 14px 0 0;
  padding: 14px;
  border: 1px solid #252b38;
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.16);
  color: #ffc35c;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.82rem;
  overflow-wrap: anywhere;
}

h2 {
  margin: 0 0 8px;
  font-size: 1rem;
}

p,
li {
  color: #a5adbd;
  font-size: 0.92rem;
}

section p:last-child,
section ul:last-child {
  margin-bottom: 0;
}

.notice {
  border-color: rgba(255, 158, 27, 0.45);
  background: rgba(255, 158, 27, 0.08);
}

a:focus-visible {
  outline: 2px solid #ff9e1b;
  outline-offset: 4px;
}

@media (max-width: 560px) {
  main {
    padding-top: 28px;
  }

  section {
    padding: 19px;
  }

  .guide-grid,
  .link-grid {
    grid-template-columns: 1fr;
  }

  .comparison {
    display: block;
    overflow-x: auto;
  }
}