:root {
  color-scheme: light;
  --bg: #f7f7f8;
  --card: #ffffff;
  --text: #18181b;
  --muted: #71717a;
  --border: #e4e4e7;
  --brand: #4f46e5;
  --brand-dark: #4338ca;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, Arial, sans-serif;
  line-height: 1.6;
}

.public-header,
.public-footer {
  border-bottom: 1px solid var(--border);
  background: rgba(255, 255, 255, .86);
  backdrop-filter: blur(18px);
}

.public-footer {
  border-top: 1px solid var(--border);
  border-bottom: 0;
}

.public-wrap {
  width: min(1080px, calc(100% - 40px));
  margin: 0 auto;
}

.public-nav {
  min-height: 66px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.public-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  text-decoration: none;
  font-weight: 850;
}

.public-brand img {
  width: 34px;
  height: 34px;
  object-fit: contain;
}

.public-links {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.public-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 750;
}

.public-links a:hover {
  color: var(--brand);
}

.public-main {
  padding: 46px 0 58px;
}

.public-card {
  padding: clamp(24px, 4vw, 44px);
  border: 1px solid var(--border);
  border-radius: 22px;
  background: var(--card);
  box-shadow: 0 18px 50px rgba(15, 23, 42, .08);
}

.public-card--seo {
  display: grid;
  gap: 24px;
}

.public-hero-row {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(280px, .75fr);
  gap: 22px;
  align-items: stretch;
}

.public-lead {
  max-width: 780px;
  font-size: 18px;
}

.public-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 18px;
}

.public-cta-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  margin-top: 10px;
  padding: 0 18px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: #fff;
  color: var(--text);
  text-decoration: none;
  font-weight: 850;
}

.public-cta-secondary:hover {
  border-color: #c7d2fe;
  color: var(--brand);
}

.public-summary-card {
  padding: 20px;
  border: 1px solid #c7d2fe;
  border-radius: 20px;
  background:
    radial-gradient(circle at 0 0, rgba(79, 70, 229, .12), transparent 38%),
    linear-gradient(145deg, #fff, #f8fafc);
}

.public-summary-card strong {
  display: block;
  margin-bottom: 12px;
  font-size: 18px;
}

.public-pill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.public-pill-list span {
  padding: 7px 10px;
  border: 1px solid #e0e7ff;
  border-radius: 999px;
  background: #eef2ff;
  color: #3730a3;
  font-size: 12px;
  font-weight: 850;
}

.public-section {
  padding-top: 10px;
}

.public-section h2 {
  margin-top: 0;
}

.public-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin: 18px 0;
}

.public-step,
.public-feature {
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: #fff;
}

.public-step span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  margin-bottom: 12px;
  border-radius: 12px;
  background: var(--brand);
  color: #fff;
  font-weight: 900;
}

.public-step h3,
.public-feature h3 {
  margin: 0 0 8px;
  font-size: 18px;
  line-height: 1.2;
}

.public-feature-link {
  display: block;
  color: inherit;
  text-decoration: none;
  transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}

.public-feature-link:hover {
  border-color: #c7d2fe;
  box-shadow: 0 14px 34px rgba(79, 70, 229, .12);
  transform: translateY(-2px);
}

.public-compare {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.public-compare-card {
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: #fff;
}

.public-compare-card.is-good {
  border-color: #bbf7d0;
  background: #f0fdf4;
}

.public-compare-card.is-bad {
  border-color: #fecaca;
  background: #fff7f7;
}

.public-compare-card h3 {
  margin: 0 0 10px;
}

.public-faq {
  display: grid;
  gap: 10px;
}

.public-faq details {
  padding: 16px 18px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: #fff;
}

.public-faq summary {
  cursor: pointer;
  font-weight: 850;
}

.public-faq p {
  margin-top: 10px;
}

.public-inline-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.public-inline-links a {
  padding: 9px 12px;
  border-radius: 999px;
  background: #f4f4f5;
  color: var(--text);
  text-decoration: none;
  font-size: 13px;
  font-weight: 800;
}

.public-inline-links a:hover {
  background: #eef2ff;
  color: var(--brand);
}

.public-note {
  padding: 16px 18px;
  border: 1px solid #bfdbfe;
  border-radius: 18px;
  background: #eff6ff;
  color: #1e3a8a;
}

.public-article-meta {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 13px;
  font-weight: 750;
}

.public-toc {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 14px;
  border: 1px solid #e0e7ff;
  border-radius: 18px;
  background: #f8fafc;
}

.public-toc a {
  padding: 8px 11px;
  border-radius: 999px;
  background: #fff;
  color: var(--text);
  text-decoration: none;
  font-size: 13px;
  font-weight: 850;
}

.public-toc a:hover {
  background: #eef2ff;
  color: var(--brand);
}

.public-kicker {
  margin-bottom: 10px;
  color: var(--brand);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: .08em;
  text-transform: uppercase;
}

h1 {
  margin: 0 0 14px;
  max-width: 820px;
  font-size: clamp(30px, 5vw, 52px);
  line-height: 1.04;
  letter-spacing: -0.03em;
}

h2 {
  margin: 34px 0 12px;
  font-size: 22px;
  line-height: 1.2;
}

p {
  margin: 0 0 14px;
  color: var(--muted);
}

ul {
  margin: 0 0 18px;
  padding-left: 22px;
  color: var(--muted);
}

li {
  margin: 6px 0;
}

.public-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 22px;
}

.public-info {
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: #fafafa;
}

.public-info strong {
  display: block;
  margin-bottom: 6px;
}

.public-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  margin-top: 10px;
  padding: 0 18px;
  border-radius: 14px;
  background: var(--brand);
  color: #fff;
  text-decoration: none;
  font-weight: 850;
  box-shadow: 0 14px 32px rgba(79, 70, 229, .22);
}

.public-cta:hover {
  background: var(--brand-dark);
}

.public-footer-inner {
  min-height: 92px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 13px;
}

@media (max-width: 740px) {
  .public-wrap {
    width: min(100% - 24px, 1080px);
  }

  .public-nav,
  .public-footer-inner {
    align-items: flex-start;
    flex-direction: column;
    padding: 14px 0;
  }

  .public-grid {
    grid-template-columns: 1fr;
  }

  .public-hero-row,
  .public-steps,
  .public-compare {
    grid-template-columns: 1fr;
  }
}