:root {
  --color-background-primary: #F9F7F2;
  --color-background-secondary: #D6D3CD;
  --color-text-primary: #3D3C3A;
  --color-accent-primary: #163611;
  --color-text-on-accent: #F9F7F2;
  --color-border-subtle: #D6D3CD;
  --font-heading: "DM Serif Display", "Times New Roman", serif;
  --font-body: "Spectral", "Georgia", serif;
  --font-body-size: 16px;
  --font-body-line-height: 1.6;
  --font-h1-size: 36px;
  --font-h2-size: 28px;
  --font-h3-size: 22px;
  --button-radius: 3px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: radial-gradient(circle at top right, #efebe4 0%, var(--color-background-primary) 40%), var(--color-background-primary);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  font-size: var(--font-body-size);
  line-height: var(--font-body-line-height);
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: var(--color-accent-primary);
}

a:hover,
a:focus-visible {
  text-decoration: underline;
}

.wrap {
  width: min(1100px, 92vw);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: color-mix(in srgb, var(--color-background-primary) 92%, white 8%);
  border-bottom: 1px solid var(--color-border-subtle);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.8rem 0;
}

.brand-wrap {
  display: flex;
  align-items: center;
}

.brand-text {
  display: grid;
  gap: 0.1rem;
}

.brand-eyebrow {
  margin: 0;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 1.5rem;
}

.brand-supporting {
  margin: 0;
  font-size: 1.1rem;
}

.brand {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  color: var(--color-text-primary);
  text-decoration: none;
}

.header-logo {
  width: 72px;
  height: 72px;
  object-fit: cover;
  border-radius: 4px;
}

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

.nav-list a {
  color: var(--color-text-primary);
  text-decoration: none;
}

.nav-list a[aria-current="page"] {
  color: var(--color-accent-primary);
}

.hero {
  padding: 4.5rem 0 2.5rem;
}

.hero-eyebrow {
  margin: 0;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.8rem;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: var(--font-heading);
  color: var(--color-text-primary);
}

h1 {
  font-size: var(--font-h1-size);
  line-height: 1.2;
  margin-top: 0.5rem;
}

h2 {
  font-size: var(--font-h2-size);
  line-height: 1.25;
}

h3 {
  font-size: var(--font-h3-size);
  line-height: 1.3;
}

.hero-supporting {
  margin: 1rem 0 0;
  font-size: 1.1rem;
}

.hero-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.hero-link {
  color: var(--color-accent-primary);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.hero-link:hover,
.hero-link:focus-visible {
  border-bottom-color: var(--color-accent-primary);
  text-decoration: none;
}

.section {
  padding: 2.25rem 0;
}

.section-intro {
  margin: 0.7rem 0 1.25rem;
}

.author-card {
  background: var(--color-background-secondary);
  border: 1px solid var(--color-border-subtle);
  border-radius: 6px;
  padding: 1rem;
  max-width: 420px;
  margin: 0 auto;
  text-align: center;
}

.author-card p {
  margin: 0.45rem 0;
}

.adult-note {
  font-style: italic;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.card-grid-single {
  grid-template-columns: repeat(1, minmax(280px, 460px));
  justify-content: center;
}

.item-card {
  border: 1px solid var(--color-border-subtle);
  border-radius: 10px;
  overflow: hidden;
  background: #fbf9f5;
}

.image-link {
  display: flex;
  justify-content: center;
  align-items: center;
  background: #f0ede7;
  min-height: 180px;
  padding: 1rem;
}

.logo-tile img {
  width: 100%;
  max-height: 180px;
  object-fit: contain;
  object-position: center;
}

.item-card-body {
  display: grid;
  gap: 0.5rem;
  padding: 1rem;
  text-align: center;
  justify-items: center;
}

.item-card-body p {
  margin: 0;
}

.btn {
  display: inline-block;
  border-radius: var(--button-radius);
  padding: 0.55rem 0.85rem;
  text-decoration: none;
  border: 1px solid transparent;
  width: fit-content;
}

.author-card .btn {
  margin-top: 0.35rem;
}

.btn-primary {
  background: var(--color-accent-primary);
  color: var(--color-text-on-accent);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: #112b0d;
  text-decoration: none;
}

.btn-secondary {
  background: transparent;
  border-color: var(--color-accent-primary);
  color: var(--color-accent-primary);
}

.site-footer {
  border-top: 1px solid var(--color-border-subtle);
  margin-top: 2rem;
  padding: 2rem 0;
  background: #f1eee8;
}

.site-footer p {
  margin: 0.25rem 0;
}

@media (max-width: 980px) {
  .card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .header-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav-list {
    flex-wrap: wrap;
  }

  .card-grid,
  .card-grid-single {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 3.5rem;
  }
}