:root {
  --color-bg: #aebfce;
  --color-bg-deep: #8fa4b8;
  --color-surface: #f7f4ee;
  --color-text: #2b3540;
  --color-text-muted: #55636f;
  --color-accent: #8a1f1f;
  --color-accent-contrast: #ffffff;
  --font-display: "Poppins", "Segoe UI", Arial, sans-serif;
  --font-body: "Poppins", "Segoe UI", Arial, sans-serif;
  /* Deliberate exception to the site's "no script fonts" rule (see CLAUDE.md) —
     used only for the header brand name, to read as the author's signature. */
  --font-signature: "Parisienne", cursive;
  --radius: 6px;
  --max-width: 72rem;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background-color: var(--color-bg);
  background-image:
    radial-gradient(ellipse 60rem 40rem at 10% 0%, color-mix(in srgb, var(--color-bg-deep) 55%, transparent) 0%, transparent 60%),
    radial-gradient(ellipse 55rem 45rem at 95% 100%, color-mix(in srgb, var(--color-bg-deep) 45%, transparent) 0%, transparent 55%),
    radial-gradient(ellipse 40rem 30rem at 60% 10%, color-mix(in srgb, #ffffff 15%, transparent) 0%, transparent 45%);
  line-height: 1.6;
  font-size: 1.0625rem;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.2;
  font-weight: 600;
  color: var(--color-text);
}

a { color: var(--color-accent); }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

.site-header {
  background: var(--color-bg-deep);
  padding: 1rem 1.25rem;
}

.site-nav {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  justify-content: space-between;
}

.site-nav__brand {
  font-family: var(--font-signature);
  font-size: 2.4rem;
  line-height: 1;
  color: var(--color-surface);
  text-decoration: none;
}

.site-nav__links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav__links a {
  color: var(--color-surface);
  text-decoration: none;
  font-weight: 600;
}

.site-nav__links a:hover { text-decoration: underline; }

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1.5rem 1.25rem 3rem;
}

.site-footer {
  background: var(--color-bg-deep);
  color: var(--color-surface);
  padding: 2rem 1.25rem;
  text-align: center;
}

.site-footer a { color: var(--color-surface); }

.btn-primary {
  display: inline-block;
  background: var(--color-accent);
  color: var(--color-accent-contrast);
  padding: 0.85rem 1.75rem;
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 700;
  font-size: 1.05rem;
  border: none;
  cursor: pointer;
}

.btn-primary:hover { background: #6f1919; }

.card {
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: 0 1px 3px rgba(0,0,0,0.15);
}

@media (max-width: 40rem) {
  main { padding: 1rem 1rem 2rem; }
  .site-nav__links { gap: 0.75rem; }
}

.book-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.book-card { text-decoration: none; color: inherit; }

.status-badge {
  display: inline-block;
  background: var(--color-accent);
  color: var(--color-accent-contrast);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  margin-bottom: 0.5rem;
}

.book-cover-placeholder {
  aspect-ratio: 5 / 8;
  background: var(--color-bg-deep);
  color: var(--color-surface);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 1.5rem;
  font-family: var(--font-display);
  border-radius: var(--radius);
}

.book-hero {
  display: grid;
  grid-template-columns: minmax(0, 18rem) 1fr;
  gap: 2rem;
  align-items: start;
}

@media (max-width: 40rem) {
  .book-hero { grid-template-columns: 1fr; }
}

.book-cover-img {
  width: 100%;
  display: block;
  aspect-ratio: 5 / 8;
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 16rem) 1fr;
  gap: 2rem;
  align-items: center;
  padding: 1.5rem 0 2.5rem;
}

.hero__hook { font-size: 1.35rem; }

.hero__release { color: var(--color-text-muted); font-weight: 600; }

@media (max-width: 40rem) {
  .site-header { padding: 0.6rem 1rem; }
  main { padding-top: 0.75rem; }
  .hero {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 0.5rem 0 1rem;
    gap: 0.75rem;
  }
  .hero .book-cover-placeholder { max-width: 6.5rem; margin: 0 auto; padding: 0.5rem; font-size: 0.8rem; }
  .hero .book-cover-img { max-width: 6.5rem; margin: 0 auto; }
  .hero h1 { font-size: 1.35rem; margin: 0.25rem 0; }
  .hero__hook { font-size: 1rem; margin: 0.25rem 0; }
  .hero__release { font-size: 0.85rem; margin: 0.25rem 0; }
  .hero .btn-primary { padding: 0.6rem 1.25rem; font-size: 0.95rem; }
  .hero p { margin: 0.4rem 0; }
}

.headshot-photo {
  border-radius: 15px;
  object-fit: cover;
  display: block;
  box-shadow: 0 1px 3px rgba(0,0,0,0.15);
  margin-bottom: 1rem;
}

.about-hero {
  display: grid;
  grid-template-columns: minmax(0, 12rem) 1fr;
  gap: 2rem;
  align-items: start;
  margin-top: 1.5rem;
}

@media (max-width: 40rem) {
  .about-hero { grid-template-columns: 1fr; text-align: center; }
  .about-hero .headshot-photo { margin: 0 auto 1rem; }
}

.review-list { list-style: none; padding: 0; margin: 1.5rem 0; display: grid; gap: 1rem; }
.review-list .card { display: grid; gap: 0.35rem; }
.review-rating { color: var(--color-accent); font-weight: 700; }

.form-field { margin-bottom: 1rem; display: grid; gap: 0.35rem; }
.form-field label { font-weight: 600; }
.form-field input, .form-field select, .form-field textarea {
  padding: 0.6rem;
  border: 1px solid var(--color-text-muted);
  border-radius: var(--radius);
  font: inherit;
}
.form-error { color: var(--color-accent); font-weight: 600; }
.form-success { color: #205a2b; font-weight: 600; }