/* === Archive books === */
.books-archive-header {
    padding-block: 48px 0;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 48px;
}

.books-archive-title {
    font-size: var(--fs-headline-lg);
    margin-bottom: 24px;
}

/* === Single book === */
.single-book {
    padding-block: 60px;
}

.single-book__inner {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    align-items: start;
}

.single-book__cover {
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-card-hover);
    aspect-ratio: 2 / 3;
}
.single-book__cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.single-book__info {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.single-book__title {
    font-size: var(--fs-headline-lg);
    font-weight: 700;
    line-height: var(--lh-tight);
}

.single-book__author {
    font-size: var(--fs-headline-md);
    color: var(--color-text-muted);
    font-weight: 400;
}

.single-book__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    font-size: var(--fs-label);
    color: var(--color-text-muted);
    padding-block: 8px;
    border-block: 1px solid var(--color-border);
}

.single-book__price {
    font-family: var(--font-heading);
    font-size: var(--fs-headline-md);
    font-weight: 700;
    color: var(--color-primary);
}

.single-book__description {
    font-size: var(--fs-body-lg);
    line-height: var(--lh-loose);
    color: var(--color-text);
}
.single-book__description p { margin-bottom: 16px; }

.single-book__cta {
    margin-top: 8px;
    padding: 14px 32px;
    font-size: var(--fs-body-lg);
}

.similar-books {
    padding-block: 60px;
    border-top: 1px solid var(--color-border);
}
.similar-books__title {
    font-size: var(--fs-headline-md);
    margin-bottom: 32px;
}

@media (max-width: 768px) {
    .single-book__inner {
        grid-template-columns: 1fr;
    }
    .single-book__cover { max-width: 280px; }
}