:root {
  --oa-max: 1180px;
}

body {
  overflow: auto;
}

.oa-page {
  max-width: var(--oa-max);
  margin: 0 auto;
  padding: 18px 16px 48px;
}

.oa-page--article {
  max-width: var(--oa-max);
}

.oa-breadcrumbs,
.oa-meta-row,
.oa-chip-row,
.oa-cta-row,
.oa-link-list,
.oa-next-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.oa-breadcrumbs {
  margin-bottom: 14px;
  color: var(--muted);
  font-size: 14px;
}

.oa-breadcrumbs a {
  color: var(--accent);
  text-decoration: none;
}

.oa-breadcrumbs a:hover {
  text-decoration: underline;
}

.oa-hero,
.oa-card,
.oa-preview-section,
.oa-step-card,
.oa-path-card,
.oa-callout,
.oa-faq,
.oa-table-card {
  border: 1px solid var(--border);
  border-radius: 20px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.oa-hero {
  padding: 24px;
  background:
    radial-gradient(circle at top right, color-mix(in oklab, var(--accent) 16%, transparent), transparent 38%),
    linear-gradient(180deg, color-mix(in oklab, var(--panel2) 88%, transparent), var(--panel));
}

.oa-hero h1,
.oa-card h2,
.oa-preview-section h2,
.oa-step-card h3,
.oa-path-card h3,
.oa-table-card h2 {
  margin: 0;
}

.oa-hero p,
.oa-card p,
.oa-card li,
.oa-preview-section p,
.oa-step-card p,
.oa-path-card p,
.oa-table-card p,
.oa-table-card li,
.oa-faq p,
.oa-faq li {
  color: var(--muted);
  line-height: 1.72;
}

.oa-hero > p {
  max-width: 860px;
}

.oa-eyebrow {
  color: var(--accent);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.oa-chip-row {
  margin-bottom: 14px;
}

.oa-chip {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  border: 1px solid color-mix(in oklab, var(--accent) 25%, var(--border));
  background: color-mix(in oklab, var(--panel2) 88%, white);
  color: var(--fg);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.04em;
  padding: 6px 10px;
  text-decoration: none;
}

.oa-chip--muted {
  color: var(--muted);
  border-style: dashed;
}

.oa-intro {
  font-size: 17px;
}

.oa-grid-2,
.oa-grid-3,
.oa-preview-grid,
.oa-roadmap-grid,
.oa-path-grid,
.oa-compare-grid,
.oa-cta-grid {
  display: grid;
  gap: 14px;
}

.oa-grid-2,
.oa-compare-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.oa-grid-3,
.oa-preview-grid,
.oa-path-grid,
.oa-cta-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.oa-roadmap-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.oa-card,
.oa-preview-section,
.oa-step-card,
.oa-path-card,
.oa-faq,
.oa-table-card {
  padding: 20px;
}

.oa-section-stack {
  display: grid;
  gap: 18px;
  margin-top: 18px;
}

.oa-card ul,
.oa-preview-section ul,
.oa-path-card ul,
.oa-table-card ul,
.oa-faq ul {
  margin: 0;
  padding-left: 18px;
}

.oa-card ol {
  margin: 0;
  padding-left: 22px;
  color: var(--muted);
}

.oa-step-card,
.oa-path-card {
  background: var(--panel2);
}

.oa-step-card__tag,
.oa-path-card__tag {
  color: var(--accent);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.oa-callout {
  padding: 16px 18px;
  border-left: 4px solid var(--accent);
  background: color-mix(in oklab, var(--panel2) 92%, white);
}

.oa-callout strong {
  color: var(--fg);
}

.oa-table-wrap {
  overflow-x: auto;
  margin-top: 12px;
}

.oa-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
}

.oa-table th,
.oa-table td {
  text-align: left;
  vertical-align: top;
  padding: 12px 12px;
  border-bottom: 1px solid var(--border);
}

.oa-table th {
  color: var(--fg);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.oa-table td {
  color: var(--muted);
  line-height: 1.6;
}

.oa-pattern-atlas {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 18px;
  align-items: center;
}

.oa-pattern-atlas__copy {
  display: grid;
  gap: 12px;
}

.oa-pattern-atlas__copy h2 {
  margin: 0;
}

.oa-pattern-atlas__figure {
  display: block;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: linear-gradient(180deg, color-mix(in oklab, var(--panel2) 90%, transparent), var(--panel));
}

.oa-pattern-atlas__figure:hover {
  text-decoration: none;
  border-color: color-mix(in oklab, var(--border) 55%, var(--accent));
}

.oa-pattern-atlas__figure img {
  display: block;
  width: 100%;
  height: auto;
}

.oa-code {
  margin: 14px 0;
  border-radius: 16px;
  border: 1px solid var(--border);
  overflow: hidden;
  background: #08101d;
}

.oa-code__label {
  padding: 10px 14px;
  background: rgba(255,255,255,0.06);
  color: rgba(255,255,255,0.72);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.oa-code pre {
  margin: 0;
  padding: 16px;
  overflow: auto;
}

.oa-code code {
  font-family: "SFMono-Regular", ui-monospace, Menlo, Consolas, monospace;
  font-size: 13px;
  line-height: 1.7;
  color: #d8e6ff;
}

.oa-link-list,
.oa-next-list {
  margin-top: 12px;
}

.oa-link-list a,
.oa-next-list a,
.oa-inline-link {
  color: var(--accent);
  text-decoration: none;
  font-weight: 700;
}

.oa-link-list a:hover,
.oa-next-list a:hover,
.oa-inline-link:hover {
  text-decoration: underline;
}

.oa-divider {
  height: 1px;
  border: 0;
  background: var(--border);
  margin: 18px 0;
}

.oa-preview-section h2,
.oa-card h2,
.oa-table-card h2 {
  margin-bottom: 10px;
}

.oa-preview-section .oa-eyebrow,
.oa-card .oa-eyebrow,
.oa-table-card .oa-eyebrow {
  margin-bottom: 8px;
}

.oa-faq details {
  border-top: 1px solid var(--border);
  padding: 14px 0;
}

.oa-faq details:first-of-type {
  border-top: 0;
  padding-top: 4px;
}

.oa-faq summary {
  cursor: pointer;
  color: var(--fg);
  font-weight: 800;
}

.oa-faq summary::marker {
  color: var(--accent);
}

.oa-mini-note {
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 1020px) {
  .oa-grid-3,
  .oa-preview-grid,
  .oa-path-grid,
  .oa-cta-grid,
  .oa-roadmap-grid,
  .oa-grid-2,
  .oa-compare-grid,
  .oa-pattern-atlas {
    grid-template-columns: 1fr;
  }
}