*,
*::before,
*::after {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: #f5f5f7;
    color: #111827;
}

/* Swiper necesita que .swiper tenga ancho */
.swiper {
    width: 100%;
}

/* Sección general */
.books-section {
    padding: 40px 16px 60px;
    max-width: 1200px;
    margin: 0 auto;
}

.books-header {
    text-align: center;
    margin-bottom: 26px;
}

.books-header h2 {
    font-size: 1.7rem;
    margin: 0 0 6px;
    color: #111827;
}

.books-header p {
    margin: 0;
    color: #6b7280;
    font-size: 0.95rem;
}

/* Contenedor del carrusel */
.books-carousel {
    position: relative;
}

.books-swiper {
    padding: 10px 10px 40px;
}

/* Tarjeta de libro: compacta, horizontal */
.book-card {
    background: #ffffff;
    border-radius: 14px;
    box-shadow: 0 10px 25px rgba(15, 23, 42, 0.10);
    overflow: hidden;
    display: flex;
    flex-direction: row;
    /* sin height fija */
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
}

.book-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 32px rgba(15, 23, 42, 0.16);
}

/* Portada pequeña a la izquierda */
.book-cover {
    flex: 0 0 100px;      /* ANCHO de la imagen (ajustable) */
    height: 150px;       /* ALTO de la imagen (ajustable)  */
    overflow: hidden;
    background: #e5e7eb;
}

.book-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Contenido de la tarjeta */
.book-content {
    flex: 1;
    padding: 10px 12px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.book-title {
    margin: 0 0 4px;
    font-size: 0.95rem;
    color: #111827;
    font-weight: 600;
    line-height: 1.3;
}

.book-author {
    margin: 0 0 6px;
    font-size: 0.82rem;
    color: #4b5563;
    font-weight: 500;
}

.book-description {
    margin: 0;
    font-size: 0.8rem;
    color: #6b7280;
    line-height: 1.4;
    max-height: 4.8em;        /* ~2 líneas */
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Enlace "Ver detalles" mostaza */
.book-link {
    margin-top: 6px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 4px 10px;
    border-radius: 999px;
    background: #d97706;   /* mostaza */
    color: #ffffff;
    font-size: 0.78rem;
    font-weight: 600;
    text-decoration: none;
    white-space: nowrap;
}

.book-link:hover {
    background: #b45309;   /* mostaza más oscuro */
    color: #ffffff;
}

/* Flechas Swiper */
.swiper-button-prev,
.swiper-button-next {
    width: 34px;
    height: 34px;
    border-radius: 999px;
    background: #ffffff;
    box-shadow: 0 8px 20px rgba(15, 23, 42, 0.18);
    color: #374151;
}

.swiper-button-prev::after,
.swiper-button-next::after {
    font-size: 16px;
}

.swiper-button-prev:hover,
.swiper-button-next:hover {
    background: #1d4ed8;
    color: #ffffff;
}

/* Paginación */
.swiper-pagination-bullet {
    background: #d1d5db;
    opacity: 1;
}

.swiper-pagination-bullet-active {
    background: #1d4ed8;
}

/* Responsive */
@media (max-width: 767.98px) {
    .books-section {
        padding: 30px 12px 40px;
    }

    .book-card {
        height: 110px;
    }

    .book-title {
        font-size: 0.9rem;
    }

    .book-description {
        display: none; /* en móvil, solo título+autor */
    }
}