/* --- HEADER E SEPARATORE --- */
.page-header-simple {
    max-width: 850px; /* Uniformato a about.css */
    margin: 40px auto 10px;
    padding: 0 20px;
}

.page-header-simple h1 {
    font-size: 1.8rem;
    color: #333;
    margin: 0;
}

hr.separator {
    max-width: 850px;
    margin: 10px auto 40px;
    border: 0;
    height: 1px;
    background-color: #ddd;
}

/* --- CONTENITORE --- */
.books-container { 
    max-width: 850px; 
    margin: 0 auto 60px; 
    padding: 0 20px; 
}

/* --- PANNELLO ADMIN --- */
.admin-panel-top { 
    background: #fdfdfd; 
    padding: 15px 20px; 
    border: 1px solid #eee; 
    border-radius: 10px; 
    margin-bottom: 40px; 
    display: flex; 
    justify-content: space-between; 
    align-items: center;
    box-shadow: 0 2px 10px rgba(0,0,0,0.02);
}

/* Bottone "Aggiungi" con lo stile moderno visto prima */
.btn-add { 
    background: linear-gradient(135deg, #B52025 0%, #8e161a 100%);
    color: #fff !important; 
    padding: 10px 20px; 
    text-decoration: none; 
    border-radius: 50px; 
    font-weight: bold;
    font-size: 0.85rem;
    text-transform: uppercase;
    transition: all 0.3s ease;
    box-shadow: 0 3px 10px rgba(181, 32, 37, 0.2);
}

.btn-add:hover { 
    transform: translateY(-1px);
    box-shadow: 0 5px 15px rgba(181, 32, 37, 0.3);
}

/* --- ENTRY LIBRO --- */
.book-entry { 
    display: flex; 
    gap: 40px; 
    margin-bottom: 50px; 
    padding-bottom: 30px; 
    border-bottom: 1px solid #eee;
    align-items: flex-start;
}

/* Fix dimensionamento colonne */
.book-aside { 
    flex: 0 0 180px; /* Leggermente ridotto per stare meglio nel contenitore da 850px */
}

.book-aside img { 
    width: 100%;
    border-radius: 6px; 
    box-shadow: 0 4px 15px rgba(0,0,0,0.1); 
}

.book-main { 
    flex: 1; 
    min-width: 0; 
}

.book-title { 
    margin-top: 0; 
    margin-bottom: 10px;
    font-size: 1.5rem; /* Un pelo più piccolo per eleganza */
    color: #333;
}

.book-desc { 
    text-align: justify; 
    line-height: 1.7; 
    color: #444;
    font-size: 1rem; /* Uniformato a about.css */
}

.book-details { 
    background: #f9f9f9; 
    padding: 15px; 
    border-radius: 8px; 
    font-size: 0.9rem; 
    border-left: 4px solid #B52025; 
    margin-top: 20px;
    color: #555;
}

.admin-actions { 
    margin-top: 20px; 
    padding-top: 15px; 
    border-top: 1px dashed #eee; 
    display: flex;
    gap: 10px;
}

/* --- RESPONSIVE --- */
@media (max-width: 890px) {
    .books-container, .page-header-simple, hr.separator {
        margin-left: 20px;
        margin-right: 20px;
        width: auto;
    }
}

@media (max-width: 768px) {
    .book-entry { 
        flex-direction: column; 
        align-items: center; 
        text-align: center; 
        gap: 25px;
    }
    
    .book-aside { 
        flex: 0 0 auto;
        width: 180px;
    }

    .book-desc {
        text-align: center; /* Meglio centrato su mobile */
    }
}