:root {
  --text: #f5f5f5;
  --muted: #a0a0a0;
  --bg: #0a0a0b;
  --accent: #e91e63;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, sans-serif;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
}

.guide-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 20px 64px;
  background: var(--bg);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.guide-header a { text-decoration: none; }
.guide-header .logo-link img { height: 40px; width: auto; display: block; }
.guide-header .btn-back {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  border-radius: 999px;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 500;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}
.guide-header .btn-back:hover {
  background: rgba(233, 30, 99, 0.15);
  border-color: var(--accent);
  color: var(--accent);
}

@media (max-width: 640px) {
  .guide-header { padding: 16px 24px; }
}

main {
  max-width: 760px;
  margin: 0 auto;
  padding: 56px 24px 64px;
}

.eyebrow {
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  display: block;
  margin-bottom: 1rem;
}

h1 {
  margin: 0 0 12px;
  line-height: 1.15;
  font-size: clamp(2.2rem, 5vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text);
}

.subtitle {
  font-size: 1.15rem;
  color: var(--muted);
  margin: 0 0 2.5rem;
  line-height: 1.6;
}

h2 {
  margin: 2.5rem 0 1rem;
  line-height: 1.3;
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text);
}

p, li { margin: 0 0 12px; color: var(--text); }

ul, ol { margin: 0 0 16px 1.4rem; padding: 0; }

a { color: var(--accent); }
a:hover { text-decoration: underline; }

.cta-box {
  margin: 3rem 0;
  padding: 2rem;
  border-radius: 24px;
  background: linear-gradient(135deg, rgba(233, 30, 99, 0.15) 0%, rgba(233, 30, 99, 0.05) 100%);
  border: 1px solid rgba(233, 30, 99, 0.3);
  text-align: center;
}
.cta-box h3 {
  margin: 0 0 8px;
  font-size: 1.3rem;
  color: var(--text);
}
.cta-box p { color: var(--muted); margin: 0 0 16px; }
.cta-box a.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, #e91e63 0%, #c2185b 100%);
  color: white;
  padding: 14px 28px;
  border-radius: 100px;
  font-weight: 600;
  font-size: 15px;
  text-decoration: none;
}

.related-guides {
  margin: 2.5rem 0;
  padding: 1.5rem;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
}
.related-guides h3 {
  margin: 0 0 0.75rem;
  font-size: 1rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.related-guides ul { margin: 0; padding-left: 1.2rem; }

.source-note {
  font-size: 0.85rem;
  color: var(--muted);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 1.5rem;
  margin-top: 2.5rem;
}

.footer {
  padding: 4rem 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  margin-top: 1rem;
}
.footer-container { max-width: 72rem; margin: 0 auto; }
.footer-grid { display: grid; gap: 3rem; margin-bottom: 3rem; }
@media (min-width: 768px) {
  .footer-grid { grid-template-columns: 1fr 1fr 1fr 1fr; }
  .footer-brand { grid-column: span 2; }
}
.footer-brand h3 { font-size: 1.5rem; font-weight: 700; color: var(--text); margin: 0 0 1rem; }
.footer-brand p { color: var(--muted); max-width: 24rem; line-height: 1.6; margin: 0; }
.footer-heading { color: var(--text); font-weight: 600; margin: 0 0 1rem; font-size: 1rem; }
.footer-links ul { list-style: none; margin: 0; padding: 0; }
.footer-links li { margin: 0 0 0.75rem; }
.footer-links a { color: var(--muted); text-decoration: none; transition: color 0.2s ease; }
.footer-links a:hover { color: var(--accent); }
.footer-connect { display: flex; gap: 1rem; }
.footer-connect a {
  width: 2.5rem; height: 2.5rem; border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  display: flex; align-items: center; justify-content: center;
  color: var(--muted); text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease;
}
.footer-connect a:hover { background: rgba(233, 30, 99, 0.2); color: var(--accent); }
.footer-connect svg { width: 1.25rem; height: 1.25rem; }
.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 1rem;
}
.footer-bottom p { font-size: 0.875rem; color: var(--muted); margin: 0; }