.books-site-page {
    max-width: 1100px;
    margin: 0 auto;
    padding: 2rem 1rem 3rem;
}

.books-site-hero {
    margin-bottom: 2rem;
}

.books-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
}

.book-card {
    display: grid;
    gap: 0.5rem;
    padding: 1rem;
    border: 1px solid #e4e4e4;
    border-radius: 16px;
    text-decoration: none;
    color: inherit;
    background: #fff;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.04);
}

.book-card h2,
.book-viewer h1 {
    margin: 0;
}

.book-viewer {
    max-width: 72ch;
}

.book-viewer h1,
.book-viewer h2,
.book-viewer h3,
.book-viewer h4,
.book-viewer h5,
.book-viewer h6 {
    margin-top: 1.75rem;
}

.book-viewer p,
.book-viewer li {
    line-height: 1.7;
}

.book-viewer pre {
    overflow: auto;
    padding: 1rem;
    background: #f7f7f7;
    border-radius: 12px;
}

.book-viewer code {
    font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
}

.empty-state {
    color: #666;
}

.eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-size: 0.75rem;
    color: #666;
    margin: 0 0 0.5rem;
}