:root {
  --accent: #232a3d;
  --text: #2b2b2b;
  --muted: #6b6b6b;
  --bg: #ffffff;
  --bg-alt: #f7f5f2;
  --max-width: 960px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: Georgia, 'Times New Roman', serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

h1, h2 {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 5rem 1.5rem;
}

.section.alt {
  max-width: none;
  background: var(--bg-alt);
}

.section.alt .author-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.hero {
  padding: 5rem 1.5rem;
  border-bottom: 1px solid #eee;
}

.hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 3rem;
}

.cover {
  width: 260px;
  flex-shrink: 0;
  box-shadow: 0 12px 30px rgba(0,0,0,0.15);
}

.hero-text h1 {
  font-size: 2.75rem;
  margin: 0 0 0.75rem;
}

.subtitle {
  font-size: 1.25rem;
  color: var(--muted);
  margin: 0 0 2rem;
}

.btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  padding: 0.85rem 1.75rem;
  border-radius: 4px;
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.95rem;
  transition: opacity 0.2s ease;
}

.btn:hover {
  opacity: 0.85;
}

h2 {
  font-size: 1.75rem;
  margin-top: 0;
}

.author-inner {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.author-photo {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}

.cta {
  text-align: center;
}

footer {
  text-align: center;
  padding: 2.5rem 1.5rem;
  color: var(--muted);
  font-size: 0.85rem;
  font-family: 'Helvetica Neue', Arial, sans-serif;
}

@media (max-width: 700px) {
  .hero-inner, .author-inner {
    flex-direction: column;
    text-align: center;
  }
  .hero-text h1 {
    font-size: 2rem;
  }
}