:root {
  color-scheme: light;
  --guide-bg: #f7f9ff;
  --guide-surface: #ffffff;
  --guide-border: rgba(15, 23, 42, 0.08);
  --guide-text: #0f172a;
  --guide-muted: #53617a;
  --guide-accent: #2563eb;
  --guide-accent-soft: rgba(37, 99, 235, 0.08);
  --guide-radius-lg: 18px;
  --guide-radius-md: 14px;
  --guide-radius-sm: 9px;
  --guide-shadow: 0 18px 42px rgba(15, 23, 42, 0.1);
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body.guides-shell {
  margin: 0;
  background: var(--guide-bg);
  color: var(--guide-text);
  font-size: 16px;
  line-height: 1.55;
}

.guides-container {
  width: min(1120px, 92vw);
  margin: 0 auto;
}

.guides-header {
  background: linear-gradient(140deg, rgba(37, 99, 235, 0.06), rgba(37, 99, 235, 0.18));
  border-bottom: 1px solid var(--guide-border);
}

.guides-header__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
}

.guides-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
  font-size: 18px;
  color: var(--guide-text);
  text-decoration: none;
}

.guides-brand img {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  box-shadow: var(--guide-shadow);
}

.guides-nav {
  display: inline-flex;
  align-items: center;
  gap: 18px;
  font-size: 14px;
}

.guides-nav a {
  color: var(--guide-text);
  text-decoration: none;
  font-weight: 600;
}

.guides-nav a:hover {
  color: var(--guide-accent);
}

.guides-btn {
  padding: 8px 16px;
  background: var(--guide-accent);
  color: #fff !important;
  border-radius: 999px;
  box-shadow: 0 12px 24px rgba(37, 99, 235, 0.24);
}

.guides-hero {
  padding: 48px 0 40px;
}

.guides-hero__eyebrow {
  text-transform: uppercase;
  font-size: 13px;
  letter-spacing: 0.22em;
  color: var(--guide-muted);
  margin: 0 0 12px;
}

.guides-hero__title {
  margin: 0 0 12px;
  font-size: clamp(32px, 4vw, 44px);
  letter-spacing: -0.02em;
}

.guides-hero__lead {
  margin: 0;
  max-width: 720px;
  font-size: 18px;
  color: var(--guide-muted);
}

.guides-main {
  padding: 48px 0 72px;
}

.guide-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.guide-card {
  background: var(--guide-surface);
  border-radius: var(--guide-radius-lg);
  border: 1px solid var(--guide-border);
  padding: 28px 26px;
  box-shadow: var(--guide-shadow);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.guide-card__eyebrow {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--guide-muted);
  margin: 0;
}

.guide-card__title {
  margin: 0;
  font-size: 20px;
}

.guide-card__summary {
  margin: 0;
  color: var(--guide-muted);
}

.guide-card__link {
  margin-top: auto;
  font-weight: 600;
  text-decoration: none;
  color: var(--guide-accent);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.guide-card__link svg {
  width: 16px;
  height: 16px;
}

.guide-article {
  background: var(--guide-surface);
  border: 1px solid var(--guide-border);
  border-radius: var(--guide-radius-lg);
  box-shadow: var(--guide-shadow);
  padding: clamp(24px, 4vw, 38px);
}

.guide-article header {
  margin-bottom: 24px;
}

.guide-article h1 {
  margin: 0 0 12px;
  font-size: clamp(30px, 3.6vw, 40px);
}

.guide-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 14px;
  color: var(--guide-muted);
}

.guide-meta span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.guide-article section {
  margin-bottom: 28px;
}

.guide-article section:last-of-type {
  margin-bottom: 0;
}

.guide-article h2 {
  margin: 0 0 12px;
  font-size: 22px;
}

.guide-article h3 {
  margin: 20px 0 8px;
  font-size: 18px;
}

.guide-article p {
  margin: 0 0 14px;
  color: var(--guide-text);
}

.guide-article ul,
.guide-article ol {
  margin: 0 0 16px 20px;
  color: var(--guide-text);
}

.guide-article ul li,
.guide-article ol li {
  margin-bottom: 8px;
}

.guide-chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 0;
  margin: 0 0 16px;
  list-style: none;
}

.guide-chip {
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--guide-accent-soft);
  color: var(--guide-accent);
  font-weight: 600;
  font-size: 13px;
}

.guide-callout {
  border-radius: var(--guide-radius-md);
  border: 1px solid rgba(37, 99, 235, 0.28);
  background: rgba(37, 99, 235, 0.06);
  padding: 18px 20px;
  margin: 16px 0;
}

.guide-callout strong {
  display: block;
  margin-bottom: 8px;
}

.guides-footer {
  border-top: 1px solid var(--guide-border);
  padding: 28px 0;
  background: #fff;
}

.guides-footer__tagline {
  margin: 0 0 12px;
  color: var(--guide-muted);
}

.guides-footer__links {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 18px;
}

.guides-footer__links a {
  color: var(--guide-text);
  text-decoration: none;
  font-weight: 600;
}

.guides-footer__links a:hover {
  color: var(--guide-accent);
}

.guides-footer__copyright {
  margin: 16px 0 0;
  color: var(--guide-muted);
  font-size: 13px;
}

@media (max-width: 720px) {
  .guides-header__bar {
    flex-direction: column;
    gap: 12px;
  }
  .guides-nav {
    flex-wrap: wrap;
    justify-content: center;
  }
  .guide-article {
    padding: 24px 18px;
  }
}