/* Escopo isolado para garantir fidelidade ao Elementor e evitar poluição visual */
.rutilo-livros-main-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    font-family: inherit;
    box-sizing: border-box;
}

.rutilo-livros-nav {
    position: sticky;
    top: 20px;
    z-index: 99;
    background: #ffffff;
    padding: 15px 20px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    margin-bottom: 30px;
}

.rutilo-livros-nav-list {
    display: flex;
    justify-content: center;
    gap: 20px;
    list-style: none;
    margin: 0;
    padding: 0;
    flex-wrap: wrap;
}

.rutilo-livros-nav-link {
    text-decoration: none;
    font-weight: 700;
    color: #333333;
    text-transform: uppercase;
    font-size: 14px;
    transition: color 0.3s ease;
}

.rutilo-livros-nav-link:hover {
    color: #c0392b;
}

.rutilo-livros-section {
    margin-bottom: 60px;
    scroll-margin-top: 100px;
}

.rutilo-livros-section-title {
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 25px;
    border-bottom: 2px solid #e2e8f0;
    padding-bottom: 10px;
}

.rutilo-livros-grid {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

/* Card do Produto */
.rutilo-livros-card {
    background: #ffffff;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
    padding: 24px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}

.rutilo-livros-card-inner {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 30px;
}

.rutilo-livros-cover-img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    object-fit: cover;
    box-shadow: 0 8px 16px rgba(0,0,0,0.1);
}

.rutilo-livros-badge-status {
    display: inline-block;
    background: #c0392b;
    color: #ffffff;
    font-size: 11px;
    font-weight: 800;
    padding: 4px 10px;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.rutilo-livros-title {
    font-size: 24px;
    margin: 10px 0 5px 0;
    color: #1a202c;
}

.rutilo-livros-author {
    font-size: 14px;
    color: #4a5568;
    margin-bottom: 15px;
}

.rutilo-livros-author span {
    font-weight: 700;
}

.rutilo-livros-purchase-box {
    display: flex;
    align-items: center;
    gap: 20px;
    background: #f7fafc;
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.rutilo-livros-btn-buy {
    background-color: #27ae60 !important;
    color: #fff !important;
    padding: 10px 20px !important;
    border-radius: 6px !important;
    font-weight: 700 !important;
    text-decoration: none !important;
    display: inline-block;
}

.rutilo-livros-specs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
    margin-top: 10px;
}

.rutilo-spec-card {
    background: #f8fafc;
    padding: 10px 12px;
    border-radius: 6px;
    font-size: 13px;
    border: 1px solid #edf2f7;
}

/* Responsividade de Quadrantes */
@media (max-width: 768px) {
    .rutilo-livros-card-inner {
        grid-template-columns: 1fr;
    }
    .rutilo-livros-media-quadrant {
        max-width: 250px;
        margin: 0 auto;
    }
}