/* ===== ESTILOS GENERALES ===== */
#libros-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* ===== BÚSQUEDA Y ORDENACIÓN ===== */
.search-container-libros {
    margin-bottom: 20px;
    text-align: center;
}

.search-container-libros input {
    width: 100%;
    max-width: 500px;
    padding: 12px 15px;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-size: 16px;
    box-sizing: border-box;
}

.botones-ordenacion {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
    margin-bottom: 25px;
}

.form-orden {
    display: inline-block;
}

.botones{
display: inline-block;
    padding: 10px 20px;
    background-color: #550000;
    color: white !important;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    margin-top: 15px;
    transition: background-color 0.3s ease;
    text-align: center;
    border: 1px solid #f3f3f3;
}
.botones:hover {
    background-color: #7a0000;
}

/* ===== GRID DE LIBROS ===== */
.libros-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 25px;
    margin-bottom: 40px;
}

.libro-card {
    background-color: #550000;
    border-radius: 8px;
    padding: 15px;
    text-align: center;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    overflow: hidden;
}

.libro-card:hover { 
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

.libro-card img {
    width: 100%;
    height: auto;
    aspect-ratio: 2/3;
    object-fit: cover;
    border-radius: 5px;
    border: 1px solid #f3f3f3;
    margin-bottom: 15px;
}

.libro-card h6 {
    margin: 0 0 10px 0;
    color: white;
    font-size: 18px;
    font-weight: 600;
    line-height: 1.3;
}

.libro-card .autores {
    color: #f3f3f3;
    margin: 0 0 8px 0;
    font-size: 15px;
    min-height: 44px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.libro-card .anio {
    color: #f3f3f3;
    margin: 0;
    font-size: 16px;
    font-weight: bold;
}

/* ===== PAGINACIÓN ===== */
.paginacion {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 30px;
}

.paginacion a, 
.paginacion span.dots {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 10px;
    background-color: #250000;
    color: white;
    text-decoration: none;
    border-radius: 5px;
    font-size: 15px;
    transition: background-color 0.3s ease;
}

.paginacion a:hover {
    background-color: #7a0000;
}

.paginacion a.active {
    background-color: darkred;
    font-weight: bold;
}

.paginacion .prev-next {
    padding: 0 15px;
}

.paginacion .dots {
    background: none;
    color: #333;
    pointer-events: none;
}

/* ===== DETALLE DEL LIBRO ===== */
.detalle-libro {
    max-width: 1000px;
    margin: 0 auto;
    padding: 30px 20px;
    background-color: #00193f;
    border-radius: 10px;
    color: #f3f3f3;
}

.fila {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    margin-bottom: 30px;
}

.columna-imagen {
    flex: 1;
    min-width: 300px;
    text-align: center;
}

.columna-imagen img {
    width: 100%;
    max-width: 350px;
    height: auto;
    aspect-ratio: 2/3;
    object-fit: cover;
    border-radius: 8px;
    border: 1px solid #f3f3f3;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.columna-info {
    flex: 2;
    min-width: 300px;
}

.columna-info h2 {
    margin-top: 0;
    margin-bottom: 25px;
    font-size: 28px;
    color: white;
    text-align: center;
    text-transform: uppercase;
}

.columna-info p {
    margin: 15px 0;
    font-size: 17px;
    line-height: 1.5;
}

.columna-info strong {
    font-weight: 600;
    color: #ffffff;
}

.columna-descripcion {
    flex: 1 1 100%;
}

.columna-descripcion h4 {
    margin: 0 0 20px 0;
    padding-bottom: 10px;
    font-size: 22px;
    color: white;
    border-bottom: 2px solid rgba(243, 243, 243, 0.3);
}

.columna-descripcion p {
    font-size: 17px;
    line-height: 1.7;
    text-align: justify;
}

.boton-descarga {
    display: inline-block;
    padding: 14px 30px;
    background-color: #550000;
    color: white;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    margin-top: 20px;
    transition: background-color 0.3s ease;
    border: 1px solid #f3f3f3;
    font-size: 17px;
    max-width:50vw;
}

.boton-descarga:hover {
    background-color: #7a0000;
}

@media only screen and (max-width: 1024px) {
    .libros-grid {
        grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
        gap: 20px;
    }
    
    .detalle-libro {
        padding: 25px 15px;
    }
}

@media only screen and (max-width: 768px) {
    .libros-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: 18px;
    }
    
    .botones-ordenacion {
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }
    
    .boton-orden {
        width: 100%;
        max-width: 300px;
    }
    
    .detalle-libro {
        padding: 20px 15px;
    }
    
    .fila {
        gap: 25px;
        margin-bottom: 25px;
    }
    
    .columna-info h2 {
        font-size: 24px;
        margin-bottom: 20px;
    }
    
    .columna-info p,
    .columna-descripcion p {
        font-size: 16px;
    }
    
    .columna-descripcion h4 {
        font-size: 20px;
    }
    
    .boton-descarga {
        padding: 12px 25px;
        font-size: 16px;
    }
    
    .columna-info p {
        border-bottom: 1px solid #fff;
    }
}

@media only screen and (max-width: 480px) {
    #libros-container {
        padding: 15px;
    }
    
    .libros-grid {
        display:grid;
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .boton-orden {
        padding: 10px 15px;
        font-size: 15px;
    }
    
    .paginacion a, 
    .paginacion span.dots {
        min-width: 32px;
        height: 32px;
        font-size: 14px;
    }
    
    .detalle-libro {
        padding: 18px 12px;
    }
    
    .fila {
        gap: 20px;
        margin-bottom: 20px;
    }
    
    .columna-info h2 {
        font-size: 22px;
        margin-bottom: 18px;
    }
    
    .columna-info p,
    .columna-descripcion p {
        font-size: 15px;
    }
    
    .columna-info p {
        border-bottom: 1px solid #fff;

    }
    
    .columna-descripcion h4 {
        font-size: 18px;
        margin-bottom: 15px;
        border-bottom: 2px solid #fff;
    }
    
    .boton-descarga {
        width: 100%;
        text-align: center;
        padding: 12px;
        font-size: 15px;
    }
}

@media only screen and (max-width: 360px) {
    .paginacion {
        gap: 5px;
    }
    
    .paginacion a, 
    .paginacion span.dots {
        min-width: 28px;
        height: 28px;
        font-size: 13px;
    }
    
    .prev-next {
        padding: 0 10px;
    }
}
    text-transform: uppercase;
    margin-bottom: 20px;
}

.columna-info p {
    margin: 12px 0;
    font-size: 1rem;
    color: #f3f3f3;
    line-height: 1.5;
}

.columna-info strong {
    color: #ffffff;
    font-weight: bold;
}

.columna-descripcion {
    flex: 1 1 100%;
    padding: 10px;
}

.columna-descripcion h4 {
    margin: 0 0 15px 0;
    color: white;
    font-size: 1.2rem;
    border-bottom: 1px solid #f3f3f3;
    padding-bottom: 5px;
}

.columna-descripcion p {
    font-size: 1rem;
    line-height: 1.6;
    color: #f3f3f3;
    text-align: justify;
}

/* Botón de descarga */
.boton-descarga {
    display: inline-block;
    padding: 10px 20px;
    background-color: #550000;
    color: white !important;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    margin-top: 15px;
    transition: background-color 0.3s ease;
    text-align: center;
    border: 1px solid #f3f3f3;
}

.boton-descarga:hover {
    background-color: #7a0000;
}

/* Media Queries para responsive */
@media only screen and (max-width: 768px) {
    .detalle-libro {
        padding: 15px;
    }
    
    .fila {
        flex-direction: column;
        gap: 15px;
    }
    
    .columna-imagen {
        flex: 1 1 100%;
        max-width: 100%;
        margin-bottom: 15px;
    }
    
    .columna-imagen img {
        max-width: 250px;
    }
    
    .columna-info {
        flex: 1 1 100%;
        max-width: 100%;
    }
    
    .columna-info h2 {
        font-size: 1.3rem;
        margin-bottom: 15px;
    }
    
    .columna-info p {
        font-size: 0.95rem;
        margin: 10px 0;
        border-bottom: 1px solid #fff;

    }
    
    .columna-descripcion h4 {
        font-size: 1.1rem;
    }
    
    .columna-descripcion p {
        font-size: 0.95rem;
    }
}