.sm-doc-section {
    padding: 60px 0;
    background: #1e40af;
}

.sm-doc-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

.sm-doc-header {
    margin-bottom: 20px;
}

.sm-doc-title {
    font-size: 28px;
    font-weight: bold;
    color: #fff;
}

/* GRID 4 COLUNAS */
.sm-doc-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

/* CARD */
.sm-doc-card {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    opacity: 1;
    transform: translateY(0);
    transition: all 0.3s ease;
}

.sm-doc-card:hover {
    transform: translateY(-5px);
}

/* IMAGEM */
.sm-doc-image {
    width: 100%;
    height: 180px;
    object-fit: cover;
}

/* OVERLAY */
.sm-doc-overlay {
    position: absolute;
    bottom: 0;
    width: 100%;
    padding: 12px;
    background: rgba(0, 0, 0, 0.6);
    color: #fff;
    box-sizing: border-box;
}

.sm-doc-card-title {
    font-size: 16px;
    font-weight: bold;
}

.sm-doc-card-desc {
    font-size: 13px;
    opacity: 0.8;
}

/* BOTÃO PLAY */
.sm-doc-play-btn {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    color: white;
    background: rgba(0, 0, 0, 0.2);
    border: none;
    transition: 0.3s;
}

.sm-doc-play-btn:hover {
    background: rgba(0, 0, 0, 0.4);
}

/* LOAD MORE */
.sm-doc-loadmore-wrap {
    text-align: center;
    margin-top: 30px;
}

.sm-doc-loadmore-btn {
    padding: 10px 20px;
    background: white;
    color: #1e40af;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-weight: bold;
}

/* ESCONDIDOS */
.sm-doc-hidden {
    display: none;
}

/* RESPONSIVO */
@media (max-width: 1024px) {
    .sm-doc-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .sm-doc-grid {
        grid-template-columns: 1fr;
    }
}