.pantalla-aprobacion {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    overflow-y: auto;
}

.carta-vacaciones {
    background-color: white;
    width: 800px;
    border-radius: 20px;
    padding: 40px;
    position: relative;
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
}

.carta-vacaciones-superior {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.carta-vacaciones-titulo {
    font-size: 2rem;
    color: #333;
    margin: 0;
}

.cerrar-pantalla-aprobacion {
    background: black;
    color: white;
    border: none;
    border-radius: 8px;
    width: 35px;
    height: 35px;
    cursor: pointer;
    font-size: 1.2rem;
}

.carta-vacaciones-contenido {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-bottom: 30px;
}

.info-usuario-caja {
    border: 1px solid #ddd;
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 20px;
}

.usuario-nombre {
    margin: 0 0 10px 0;
    color: #333;
}

.separador {
    border: 0;
    border-top: 1px solid #eee;
    margin: 15px 0;
}

.info-usuario-caja p {
    margin: 5px 0;
    color: #555;
    font-size: 0.95rem;
}

.comentarios-seccion h4 {
    margin-bottom: 10px;
    color: #333;
}

.input-comentarios {
    width: 100%;
    height: 120px;
    border: 1px solid #ddd;
    border-radius: 12px;
    padding: 15px;
    resize: none;
    font-family: inherit;
    box-sizing: border-box;
}

.calendario-columna {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.calendario-columna .calendario {
    width: 100%;
    box-sizing: border-box;
}

.conteo-dias {
    margin-top: 15px;
    color: #666;
    font-weight: 500;
}

.btn-admin-vacaciones {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.btn-admin-vacaciones .btn {
    padding: 12px 50px;
    font-size: 1rem;
}