.seletor-de-data-evento-modal {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        z-index: 99999999;
    }
    
    .seletor-de-data-evento-overlay {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.6);
    }
    
    .seletor-de-data-evento-container {
        position: relative;
        background: #fff;
        border-radius: 12px;
        max-width: 600px;
        margin: 50px auto;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
        overflow: hidden;
    }
    
    .seletor-de-data-evento-header {
        background: #f8f9fa;
        padding: 20px 24px;
        border-bottom: 2px solid #dee2e6;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    
    .seletor-de-data-evento-header h3 {
        margin: 0;
        font-size: 16px;
        font-weight: normal;
        color: #333;
    }
    
    .seletor-de-data-evento-fechar {
        background: none;
        border: none;
        font-size: 24px;
        cursor: pointer;
        color: #666;
        padding: 0;
        width: 30px;
        height: 30px;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: 50%;
        transition: all 0.3s ease;
        opacity: 0;
    }
    
    .seletor-de-data-evento-fechar:hover {
        background: #e9ecef;
        color: #333;
    }
    
    .seletor-de-data-evento-content {
        padding: 24px;
    }
    
    .seletor-de-data-evento-grid {
        display: grid;
        grid-template-columns: repeat(5, 1fr);
        gap: 12px;
        max-width: 100%;
    }
    
    .seletor-de-data-evento-item {
        background: #f8f9fa;
        border: 2px solid #dee2e6;
        border-radius: 8px;
        padding: 16px 8px;
        text-align: center;
        cursor: pointer;
        transition: all 0.3s ease;
        min-height: 80px;
        display: flex;
        flex-direction: column;
        justify-content: center;
        color: #333;
    }
    
    .seletor-de-data-evento-item:hover {
        border-color: #007cba;
        background: #e6f3ff;
        transform: translateY(-2px);
        color: #007cba;
    }
    
    .seletor-de-data-evento-item.selecionado {
        background: #007cba;
        color: #fff;
        border-color: #007cba;
    }
    
    .seletor-de-data-evento-dia {
        font-size: 28px;
        font-weight: bold;
        margin-bottom: -5px;
    }
    
    .seletor-de-data-evento-mes {
        font-size: 12px;
        margin-bottom: 4px;
        opacity: 0.8;
    }
    
    .seletor-de-data-evento-dia-semana {
        font-size: 10px;
        font-weight: bold;
        opacity: 0.7;
    }
    
    /* Responsividade */
    @media (max-width: 768px) {
        .seletor-de-data-evento-container {
            margin: 20px;
            max-width: none;
        }
        
        .seletor-de-data-evento-grid {
            grid-template-columns: repeat(4, 1fr);
            gap: 8px;
        }
        
        .seletor-de-data-evento-item {
            padding: 12px 6px;
            min-height: 60px;
        }
        
        .seletor-de-data-evento-dia {
            font-size: 16px;
        }
    }
    
    @media (max-width: 480px) {
        .seletor-de-data-evento-grid {
            grid-template-columns: repeat(3, 1fr);
        }
    }