:root {
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #0f172a;
  color: #e5e7eb;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: radial-gradient(circle at 85% 10%, rgba(56, 189, 248, 0.18), transparent 28rem), #0f172a;
}

.seo-page {
  width: min(1040px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 64px;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  align-items: center;
  padding: 0 0 34px;
}

nav a,
.links a {
  color: #bae6fd;
  text-decoration: none;
  font-weight: 700;
}

nav a:first-child {
  color: #f8fafc;
  font-size: 1.1rem;
  margin-right: auto;
}

.hero {
  padding: 76px 0 52px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.28);
}

.eyebrow {
  margin: 0 0 12px;
  color: #bef264;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
}

h1 {
  max-width: 900px;
  margin: 0;
  color: #f8fafc;
  font-size: clamp(2.6rem, 7vw, 5.6rem);
  line-height: 0.95;
}

h2 {
  margin: 0 0 14px;
  color: #f8fafc;
  font-size: 1.7rem;
}

p {
  max-width: 760px;
  color: #cbd5e1;
  font-size: 1.08rem;
  line-height: 1.75;
}

section:not(.hero) {
  padding: 36px 0 0;
}

.cta,
.book-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  margin-top: 14px;
  padding: 0 18px;
  background: #bef264;
  color: #111827;
  border-radius: 8px;
  font-weight: 800;
  text-decoration: none;
}

.links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 22px;
  border-top: 1px solid rgba(148, 163, 184, 0.28);
  margin-top: 34px;
}

.affiliate-note {
  max-width: 840px;
  margin-top: 22px;
  padding: 14px 16px;
  border: 1px solid rgba(190, 242, 100, 0.28);
  border-radius: 8px;
  background: rgba(190, 242, 100, 0.08);
  color: #e5f7bc;
  font-size: 0.95rem;
}

.book-quick-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.book-quick-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  border-radius: 8px;
  padding: 0 18px;
  background: #bef264;
  color: #111827;
  font-weight: 900;
  text-decoration: none;
}

.book-grid {
  display: grid;
  gap: 24px;
}

.book-card {
  overflow: hidden;
  border: 1px solid rgba(148, 163, 184, 0.26);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.04);
}

.book-banner {
  min-height: 170px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 10px;
  padding: 24px;
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.32), rgba(190, 242, 100, 0.2)), #111827;
}

.book-banner strong {
  max-width: 620px;
  color: #f8fafc;
  font-size: clamp(1.7rem, 4vw, 3rem);
  line-height: 1;
}

.book-label {
  width: fit-content;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.75);
  color: #bef264;
  font-size: 0.8rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  padding: 8px 11px;
  text-transform: uppercase;
}

.book-card-cloudbet .book-banner {
  background: linear-gradient(135deg, rgba(34, 197, 94, 0.34), rgba(56, 189, 248, 0.28)), #111827;
}

.book-card-stake .book-banner {
  background: linear-gradient(135deg, rgba(20, 184, 166, 0.34), rgba(59, 130, 246, 0.3)), #111827;
}

.book-card-bcgame .book-banner {
  background: linear-gradient(135deg, rgba(190, 242, 100, 0.3), rgba(245, 158, 11, 0.28)), #111827;
}

.book-body {
  padding: 24px;
}

.book-body p {
  max-width: 860px;
}

.book-body ul {
  display: grid;
  gap: 10px;
  margin: 18px 0 4px;
  padding-left: 20px;
  color: #cbd5e1;
  line-height: 1.6;
}

.book-body li::marker {
  color: #bef264;
}

.visible-referral {
  max-width: 100%;
  margin-top: 18px;
  padding: 12px 14px;
  border-radius: 8px;
  background: rgba(190, 242, 100, 0.08);
  color: #e5f7bc;
  font-size: 0.95rem;
  word-break: break-word;
}

.visible-referral a {
  color: #bef264;
  font-weight: 900;
}

.book-cta-bcgame {
  background: #fbbf24;
}

@media (max-width: 640px) {
  .seo-page { width: min(100% - 24px, 1040px); }
  nav a:first-child { width: 100%; }
  .hero { padding-top: 44px; }
  h1 { font-size: 2.55rem; line-height: 1; }
  .book-banner { min-height: 140px; padding: 18px; }
  .book-body { padding: 18px; }
  .book-quick-links a { width: 100%; }
}